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dygraphs

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dygraphs is a fast, flexible open source JavaScript charting library.

dygraphs.com

danvk/dygraphs

3,566 lines • 846 kB
<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"> <style>
	.KEYW {color: #933;}
	.COMM {color: #bbb; font-style: italic;}
	.NUMB {color: #393;}
	.STRN {color: #393;}
	.REGX {color: #339;}
	.line {border-right: 1px dotted #666; color: #666; font-style: normal;}
	</style></head><body><pre><span class='line'>  1</span> <span class="STRN">'use strict'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>  2</span> 
<span class='line'>  3</span> </span><span class="COMM">/**
<span class='line'>  4</span>  * @license
<span class='line'>  5</span>  * Copyright 2006 Dan Vanderkam (danvdk@gmail.com)
<span class='line'>  6</span>  * MIT-licenced: https://opensource.org/license/MIT
<span class='line'>  7</span>  */</span><span class="WHIT">
<span class='line'>  8</span> 
<span class='line'>  9</span> </span><span class="COMM">/**
<span class='line'> 10</span>  * @fileoverview Creates an interactive, zoomable graph based on a CSV file or
<span class='line'> 11</span>  * string. Dygraph can handle multiple series with or without high/low bands.
<span class='line'> 12</span>  * The date/value ranges will be automatically set. Dygraph uses the
<span class='line'> 13</span>  * &lt;canvas&gt; tag, so it only works in FF1.5+.
<span class='line'> 14</span>  * See the source or https://dygraphs.com/ for more information.
<span class='line'> 15</span>  * @author danvdk@gmail.com (Dan Vanderkam)
<span class='line'> 16</span>  */</span><span class="WHIT">
<span class='line'> 17</span> 
<span class='line'> 18</span> </span><span class="COMM">/*
<span class='line'> 19</span>   Usage:
<span class='line'> 20</span>    &lt;div id="graphdiv" style="width:800px; height:500px;">&lt;/div>
<span class='line'> 21</span>    &lt;script type="text/javascript">&lt;!--//-->&lt;![CDATA[//>&lt;!--
<span class='line'> 22</span>    $(function onDOMready() {
<span class='line'> 23</span>      new Dygraph(document.getElementById("graphdiv"),
<span class='line'> 24</span>                  "datafile.csv",  // CSV file with headers
<span class='line'> 25</span>                  { }); // options
<span class='line'> 26</span>    });
<span class='line'> 27</span>    //-->&lt;!]]>&lt;/script>
<span class='line'> 28</span> 
<span class='line'> 29</span>  The CSV file is of the form
<span class='line'> 30</span> 
<span class='line'> 31</span>    Date,SeriesA,SeriesB,SeriesC
<span class='line'> 32</span>    YYYY-MM-DD,A1,B1,C1
<span class='line'> 33</span>    YYYY-MM-DD,A2,B2,C2
<span class='line'> 34</span> 
<span class='line'> 35</span>  If the 'errorBars' option is set in the constructor, the input should be of
<span class='line'> 36</span>  the form
<span class='line'> 37</span>    Date,SeriesA,SeriesB,...
<span class='line'> 38</span>    YYYY-MM-DD,A1,sigmaA1,B1,sigmaB1,...
<span class='line'> 39</span>    YYYY-MM-DD,A2,sigmaA2,B2,sigmaB2,...
<span class='line'> 40</span> 
<span class='line'> 41</span>  If the 'fractions' option is set, the input should be of the form:
<span class='line'> 42</span> 
<span class='line'> 43</span>    Date,SeriesA,SeriesB,...
<span class='line'> 44</span>    YYYY-MM-DD,A1/B1,A2/B2,...
<span class='line'> 45</span>    YYYY-MM-DD,A1/B1,A2/B2,...
<span class='line'> 46</span> 
<span class='line'> 47</span>  And high/low bands will be calculated automatically using a binomial distribution.
<span class='line'> 48</span> 
<span class='line'> 49</span>  For further documentation and examples, see https://dygraphs.com/
<span class='line'> 50</span>  */</span><span class="WHIT">
<span class='line'> 51</span> 
<span class='line'> 52</span> </span><span class="NAME">import</span><span class="WHIT"> </span><span class="NAME">DygraphLayout</span><span class="WHIT"> </span><span class="NAME">from</span><span class="WHIT"> </span><span class="STRN">'./dygraph-layout'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 53</span> </span><span class="NAME">import</span><span class="WHIT"> </span><span class="NAME">DygraphCanvasRenderer</span><span class="WHIT"> </span><span class="NAME">from</span><span class="WHIT"> </span><span class="STRN">'./dygraph-canvas'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 54</span> </span><span class="NAME">import</span><span class="WHIT"> </span><span class="NAME">DygraphOptions</span><span class="WHIT"> </span><span class="NAME">from</span><span class="WHIT"> </span><span class="STRN">'./dygraph-options'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 55</span> </span><span class="NAME">import</span><span class="WHIT"> </span><span class="NAME">DygraphInteraction</span><span class="WHIT"> </span><span class="NAME">from</span><span class="WHIT"> </span><span class="STRN">'./dygraph-interaction-model'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 56</span> </span><span class="NAME">import</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="NAME">as</span><span class="WHIT"> </span><span class="NAME">DygraphTickers</span><span class="WHIT"> </span><span class="NAME">from</span><span class="WHIT"> </span><span class="STRN">'./dygraph-tickers'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 57</span> </span><span class="NAME">import</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="NAME">as</span><span class="WHIT"> </span><span class="NAME">utils</span><span class="WHIT"> </span><span class="NAME">from</span><span class="WHIT"> </span><span class="STRN">'./dygraph-utils'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 58</span> </span><span class="NAME">import</span><span class="WHIT"> </span><span class="NAME">DEFAULT_ATTRS</span><span class="WHIT"> </span><span class="NAME">from</span><span class="WHIT"> </span><span class="STRN">'./dygraph-default-attrs'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 59</span> </span><span class="NAME">import</span><span class="WHIT"> </span><span class="NAME">OPTIONS_REFERENCE</span><span class="WHIT"> </span><span class="NAME">from</span><span class="WHIT"> </span><span class="STRN">'./dygraph-options-reference'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 60</span> </span><span class="NAME">import</span><span class="WHIT"> </span><span class="NAME">IFrameTarp</span><span class="WHIT"> </span><span class="NAME">from</span><span class="WHIT"> </span><span class="STRN">'./iframe-tarp'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 61</span> 
<span class='line'> 62</span> </span><span class="NAME">import</span><span class="WHIT"> </span><span class="NAME">DefaultHandler</span><span class="WHIT"> </span><span class="NAME">from</span><span class="WHIT"> </span><span class="STRN">'./datahandler/default'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 63</span> </span><span class="NAME">import</span><span class="WHIT"> </span><span class="NAME">ErrorBarsHandler</span><span class="WHIT"> </span><span class="NAME">from</span><span class="WHIT"> </span><span class="STRN">'./datahandler/bars-error'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 64</span> </span><span class="NAME">import</span><span class="WHIT"> </span><span class="NAME">CustomBarsHandler</span><span class="WHIT"> </span><span class="NAME">from</span><span class="WHIT"> </span><span class="STRN">'./datahandler/bars-custom'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 65</span> </span><span class="NAME">import</span><span class="WHIT"> </span><span class="NAME">DefaultFractionHandler</span><span class="WHIT"> </span><span class="NAME">from</span><span class="WHIT"> </span><span class="STRN">'./datahandler/default-fractions'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 66</span> </span><span class="NAME">import</span><span class="WHIT"> </span><span class="NAME">FractionsBarsHandler</span><span class="WHIT"> </span><span class="NAME">from</span><span class="WHIT"> </span><span class="STRN">'./datahandler/bars-fractions'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 67</span> </span><span class="NAME">import</span><span class="WHIT"> </span><span class="NAME">BarsHandler</span><span class="WHIT"> </span><span class="NAME">from</span><span class="WHIT"> </span><span class="STRN">'./datahandler/bars'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 68</span> 
<span class='line'> 69</span> </span><span class="NAME">import</span><span class="WHIT"> </span><span class="NAME">AnnotationsPlugin</span><span class="WHIT"> </span><span class="NAME">from</span><span class="WHIT"> </span><span class="STRN">'./plugins/annotations'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 70</span> </span><span class="NAME">import</span><span class="WHIT"> </span><span class="NAME">AxesPlugin</span><span class="WHIT"> </span><span class="NAME">from</span><span class="WHIT"> </span><span class="STRN">'./plugins/axes'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 71</span> </span><span class="NAME">import</span><span class="WHIT"> </span><span class="NAME">ChartLabelsPlugin</span><span class="WHIT"> </span><span class="NAME">from</span><span class="WHIT"> </span><span class="STRN">'./plugins/chart-labels'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 72</span> </span><span class="NAME">import</span><span class="WHIT"> </span><span class="NAME">GridPlugin</span><span class="WHIT"> </span><span class="NAME">from</span><span class="WHIT"> </span><span class="STRN">'./plugins/grid'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 73</span> </span><span class="NAME">import</span><span class="WHIT"> </span><span class="NAME">LegendPlugin</span><span class="WHIT"> </span><span class="NAME">from</span><span class="WHIT"> </span><span class="STRN">'./plugins/legend'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 74</span> </span><span class="NAME">import</span><span class="WHIT"> </span><span class="NAME">RangeSelectorPlugin</span><span class="WHIT"> </span><span class="NAME">from</span><span class="WHIT"> </span><span class="STRN">'./plugins/range-selector'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 75</span> 
<span class='line'> 76</span> </span><span class="NAME">import</span><span class="WHIT"> </span><span class="NAME">GVizChart</span><span class="WHIT"> </span><span class="NAME">from</span><span class="WHIT"> </span><span class="STRN">'./dygraph-gviz'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 77</span> 
<span class='line'> 78</span> </span><span class="COMM">/**
<span class='line'> 79</span>  * @class Creates an interactive, zoomable chart.
<span class='line'> 80</span>  * @name Dygraph
<span class='line'> 81</span>  *
<span class='line'> 82</span>  * @constructor
<span class='line'> 83</span>  * @param {div | String} div A div or the id of a div into which to construct
<span class='line'> 84</span>  * the chart. Must not have any padding.
<span class='line'> 85</span>  * @param {String | Function} file A file containing CSV data or a function
<span class='line'> 86</span>  * that returns this data. The most basic expected format for each line is:
<span class='line'> 87</span>  * "YYYY/MM/DD,val1,val2,..."
<span class='line'> 88</span>  * For more information, see: https://dygraphs.com/data.html
<span class='line'> 89</span>  *
<span class='line'> 90</span>  * @param {Object} attrs Various other attributes, e.g. errorBars determines
<span class='line'> 91</span>  * whether the input data contains error ranges. For a complete list of
<span class='line'> 92</span>  * options, see: https://dygraphs.com/options.html
<span class='line'> 93</span>  */</span><span class="WHIT">
<span class='line'> 94</span> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">Dygraph</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">Dygraph</span><span class="PUNC">(</span><span class="NAME">div</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">data</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">opts</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 95</span> </span><span class="WHIT">  </span><span class="NAME">this.__init__</span><span class="PUNC">(</span><span class="NAME">div</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">data</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">opts</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 96</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 97</span> 
<span class='line'> 98</span> </span><span class="NAME">Dygraph.NAME</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"Dygraph"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 99</span> </span><span class="NAME">Dygraph.VERSION</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"2.2.2"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>100</span> 
<span class='line'>101</span> </span><span class="COMM">// internal autoloader workaround</span><span class="WHIT">
<span class='line'>102</span> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">_addrequire</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>103</span> </span><span class="NAME">Dygraph._require</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">require</span><span class="PUNC">(</span><span class="NAME">what</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>104</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">what</span><span class="WHIT"> </span><span class="KEYW">in</span><span class="WHIT"> </span><span class="NAME">_addrequire</span><span class="WHIT"> </span><span class="PUNC">?</span><span class="WHIT"> </span><span class="NAME">_addrequire</span><span class="PUNC">[</span><span class="NAME">what</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">Dygraph._require._b</span><span class="PUNC">(</span><span class="NAME">what</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>105</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>106</span> </span><span class="NAME">Dygraph._require._b</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="COMM">// set by xfrmmodmap-dy.js</span><span class="WHIT">
<span class='line'>107</span> </span><span class="NAME">Dygraph._require.add</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">add</span><span class="PUNC">(</span><span class="NAME">what</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">towhat</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>108</span> </span><span class="WHIT">  </span><span class="NAME">_addrequire</span><span class="PUNC">[</span><span class="NAME">what</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">towhat</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>109</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>110</span> 
<span class='line'>111</span> </span><span class="COMM">// Various default values</span><span class="WHIT">
<span class='line'>112</span> </span><span class="NAME">Dygraph.DEFAULT_ROLL_PERIOD</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>113</span> </span><span class="NAME">Dygraph.DEFAULT_WIDTH</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">480</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>114</span> </span><span class="NAME">Dygraph.DEFAULT_HEIGHT</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">320</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>115</span> 
<span class='line'>116</span> </span><span class="COMM">// For max 60 Hz. animation:</span><span class="WHIT">
<span class='line'>117</span> </span><span class="NAME">Dygraph.ANIMATION_STEPS</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">12</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>118</span> </span><span class="NAME">Dygraph.ANIMATION_DURATION</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">200</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>119</span> 
<span class='line'>120</span> </span><span class="COMM">/**
<span class='line'>121</span>  * Standard plotters. These may be used by clients.
<span class='line'>122</span>  * Available plotters are:
<span class='line'>123</span>  * - Dygraph.Plotters.linePlotter: draws central lines (most common)
<span class='line'>124</span>  * - Dygraph.Plotters.errorPlotter: draws high/low bands
<span class='line'>125</span>  * - Dygraph.Plotters.fillPlotter: draws fills under lines (used with fillGraph)
<span class='line'>126</span>  *
<span class='line'>127</span>  * By default, the plotter is [fillPlotter, errorPlotter, linePlotter].
<span class='line'>128</span>  * This causes all the lines to be drawn over all the fills/bands.
<span class='line'>129</span>  */</span><span class="WHIT">
<span class='line'>130</span> </span><span class="NAME">Dygraph.Plotters</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">DygraphCanvasRenderer._Plotters</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>131</span> 
<span class='line'>132</span> </span><span class="COMM">// Used for initializing annotation CSS rules only once.</span><span class="WHIT">
<span class='line'>133</span> </span><span class="NAME">Dygraph.addedAnnotationCSS</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>134</span> 
<span class='line'>135</span> </span><span class="COMM">/**
<span class='line'>136</span>  * Initializes the Dygraph. This creates a new DIV and constructs the PlotKit
<span class='line'>137</span>  * and context &lt;canvas&gt; inside of it. See the constructor for details.
<span class='line'>138</span>  * on the parameters.
<span class='line'>139</span>  * @param {Element} div the Element to render the graph into.
<span class='line'>140</span>  * @param {string | Function} file Source data
<span class='line'>141</span>  * @param {Object} attrs Miscellaneous other options
<span class='line'>142</span>  * @private
<span class='line'>143</span>  */</span><span class="WHIT">
<span class='line'>144</span> </span><span class="NAME">Dygraph.prototype.__init__</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">div</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">file</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">attrs</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>145</span> </span><span class="WHIT">  </span><span class="NAME">this.is_initial_draw_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>146</span> </span><span class="WHIT">  </span><span class="NAME">this.readyFns_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>147</span> 
<span class='line'>148</span> </span><span class="WHIT">  </span><span class="COMM">// Support two-argument constructor</span><span class="WHIT">
<span class='line'>149</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">attrs</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">attrs</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NAME">undefined</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT"> </span><span class="NAME">attrs</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>150</span> 
<span class='line'>151</span> </span><span class="WHIT">  </span><span class="NAME">attrs</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">Dygraph.copyUserAttrs_</span><span class="PUNC">(</span><span class="NAME">attrs</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>152</span> 
<span class='line'>153</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">typeof</span><span class="PUNC">(</span><span class="NAME">div</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="STRN">'string'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>154</span> </span><span class="WHIT">    </span><span class="NAME">div</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">document.getElementById</span><span class="PUNC">(</span><span class="NAME">div</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>155</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>156</span> 
<span class='line'>157</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">div</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>158</span> </span><span class="WHIT">    </span><span class="KEYW">throw</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">Error</span><span class="PUNC">(</span><span class="STRN">'Constructing dygraph with a non-existent div!'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>159</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>160</span> 
<span class='line'>161</span> </span><span class="WHIT">  </span><span class="COMM">// Copy the important bits into the object</span><span class="WHIT">
<span class='line'>162</span> </span><span class="WHIT">  </span><span class="COMM">// TODO(danvk): most of these should just stay in the attrs_ dictionary.</span><span class="WHIT">
<span class='line'>163</span> </span><span class="WHIT">  </span><span class="NAME">this.maindiv_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">div</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>164</span> </span><span class="WHIT">  </span><span class="NAME">this.file_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">file</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>165</span> </span><span class="WHIT">  </span><span class="NAME">this.rollPeriod_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">attrs.rollPeriod</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">Dygraph.DEFAULT_ROLL_PERIOD</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>166</span> </span><span class="WHIT">  </span><span class="NAME">this.previousVerticalX_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>167</span> </span><span class="WHIT">  </span><span class="NAME">this.fractions_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">attrs.fractions</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>168</span> </span><span class="WHIT">  </span><span class="NAME">this.dateWindow_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">attrs.dateWindow</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>169</span> 
<span class='line'>170</span> </span><span class="WHIT">  </span><span class="NAME">this.annotations_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>171</span> 
<span class='line'>172</span> </span><span class="WHIT">  </span><span class="COMM">// Clear the div. This ensure that, if multiple dygraphs are passed the same</span><span class="WHIT">
<span class='line'>173</span> </span><span class="WHIT">  </span><span class="COMM">// div, then only one will be drawn.</span><span class="WHIT">
<span class='line'>174</span> </span><span class="WHIT">  </span><span class="NAME">div.innerHTML</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">""</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>175</span> 
<span class='line'>176</span> </span><span class="WHIT">  </span><span class="KEYW">const</span><span class="WHIT"> </span><span class="NAME">resolved</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">window.getComputedStyle</span><span class="PUNC">(</span><span class="NAME">div</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>177</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">resolved.paddingLeft</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="STRN">"0px"</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT">
<span class='line'>178</span> </span><span class="WHIT">      </span><span class="NAME">resolved.paddingRight</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="STRN">"0px"</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT">
<span class='line'>179</span> </span><span class="WHIT">      </span><span class="NAME">resolved.paddingTop</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="STRN">"0px"</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT">
<span class='line'>180</span> </span><span class="WHIT">      </span><span class="NAME">resolved.paddingBottom</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="STRN">"0px"</span><span class="PUNC">)</span><span class="WHIT">
<span class='line'>181</span> </span><span class="WHIT">    </span><span class="NAME">console.error</span><span class="PUNC">(</span><span class="STRN">'Main div contains padding; graph will misbehave'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>182</span> 
<span class='line'>183</span> </span><span class="WHIT">  </span><span class="COMM">// For historical reasons, the 'width' and 'height' options trump all CSS</span><span class="WHIT">
<span class='line'>184</span> </span><span class="WHIT">  </span><span class="COMM">// rules _except_ for an explicit 'width' or 'height' on the div.</span><span class="WHIT">
<span class='line'>185</span> </span><span class="WHIT">  </span><span class="COMM">// As an added convenience, if the div has zero height (like &lt;div>&lt;/div> does</span><span class="WHIT">
<span class='line'>186</span> </span><span class="WHIT">  </span><span class="COMM">// without any styles), then we use a default height/width.</span><span class="WHIT">
<span class='line'>187</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">div.style.width</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="STRN">''</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">attrs.width</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>188</span> </span><span class="WHIT">    </span><span class="NAME">div.style.width</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">attrs.width</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>189</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>190</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">div.style.height</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="STRN">''</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">attrs.height</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>191</span> </span><span class="WHIT">    </span><span class="NAME">div.style.height</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">attrs.height</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>192</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>193</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">div.style.height</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="STRN">''</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">div.clientHeight</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>194</span> </span><span class="WHIT">    </span><span class="NAME">div.style.height</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">Dygraph.DEFAULT_HEIGHT</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>195</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">div.style.width</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="STRN">''</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>196</span> </span><span class="WHIT">      </span><span class="NAME">div.style.width</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">Dygraph.DEFAULT_WIDTH</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>197</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>198</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>199</span> </span><span class="WHIT">  </span><span class="COMM">// These will be zero if the dygraph's div is hidden. In that case,</span><span class="WHIT">
<span class='line'>200</span> </span><span class="WHIT">  </span><span class="COMM">// use the user-specified attributes if present. If not, use zero</span><span class="WHIT">
<span class='line'>201</span> </span><span class="WHIT">  </span><span class="COMM">// and assume the user will call resize to fix things later.</span><span class="WHIT">
<span class='line'>202</span> </span><span class="WHIT">  </span><span class="NAME">this.width_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">div.clientWidth</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">attrs.width</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>203</span> </span><span class="WHIT">  </span><span class="NAME">this.height_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">div.clientHeight</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">attrs.height</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>204</span> 
<span class='line'>205</span> </span><span class="WHIT">  </span><span class="COMM">// TODO(danvk): set fillGraph to be part of attrs_ here, not user_attrs_.</span><span class="WHIT">
<span class='line'>206</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">attrs.stackedGraph</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>207</span> </span><span class="WHIT">    </span><span class="NAME">attrs.fillGraph</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>208</span> </span><span class="WHIT">    </span><span class="COMM">// TODO(nikhilk): Add any other stackedGraph checks here.</span><span class="WHIT">
<span class='line'>209</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>210</span> 
<span class='line'>211</span> </span><span class="WHIT">  </span><span class="COMM">// DEPRECATION WARNING: All option processing should be moved from</span><span class="WHIT">
<span class='line'>212</span> </span><span class="WHIT">  </span><span class="COMM">// attrs_ and user_attrs_ to options_, which holds all this information.</span><span class="WHIT">
<span class='line'>213</span> </span><span class="WHIT">  </span><span class="COMM">//</span><span class="WHIT">
<span class='line'>214</span> </span><span class="WHIT">  </span><span class="COMM">// Dygraphs has many options, some of which interact with one another.</span><span class="WHIT">
<span class='line'>215</span> </span><span class="WHIT">  </span><span class="COMM">// To keep track of everything, we maintain two sets of options:</span><span class="WHIT">
<span class='line'>216</span> </span><span class="WHIT">  </span><span class="COMM">//</span><span class="WHIT">
<span class='line'>217</span> </span><span class="WHIT">  </span><span class="COMM">//  this.user_attrs_   only options explicitly set by the user.</span><span class="WHIT">
<span class='line'>218</span> </span><span class="WHIT">  </span><span class="COMM">//  this.attrs_        defaults, options derived from user_attrs_, data.</span><span class="WHIT">
<span class='line'>219</span> </span><span class="WHIT">  </span><span class="COMM">//</span><span class="WHIT">
<span class='line'>220</span> </span><span class="WHIT">  </span><span class="COMM">// Options are then accessed this.attr_('attr'), which first looks at</span><span class="WHIT">
<span class='line'>221</span> </span><span class="WHIT">  </span><span class="COMM">// user_attrs_ and then computed attrs_. This way Dygraphs can set intelligent</span><span class="WHIT">
<span class='line'>222</span> </span><span class="WHIT">  </span><span class="COMM">// defaults without overriding behavior that the user specifically asks for.</span><span class="WHIT">
<span class='line'>223</span> </span><span class="WHIT">  </span><span class="NAME">this.user_attrs_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>224</span> </span><span class="WHIT">  </span><span class="NAME">utils.update</span><span class="PUNC">(</span><span class="NAME">this.user_attrs_</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">attrs</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>225</span> 
<span class='line'>226</span> </span><span class="WHIT">  </span><span class="COMM">// This sequence ensures that Dygraph.DEFAULT_ATTRS is never modified.</span><span class="WHIT">
<span class='line'>227</span> </span><span class="WHIT">  </span><span class="NAME">this.attrs_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>228</span> </span><span class="WHIT">  </span><span class="NAME">utils.updateDeep</span><span class="PUNC">(</span><span class="NAME">this.attrs_</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">DEFAULT_ATTRS</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>229</span> 
<span class='line'>230</span> </span><span class="WHIT">  </span><span class="NAME">this.boundaryIds_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>231</span> </span><span class="WHIT">  </span><span class="NAME">this.setIndexByName_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>232</span> </span><span class="WHIT">  </span><span class="NAME">this.datasetIndex_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>233</span> 
<span class='line'>234</span> </span><span class="WHIT">  </span><span class="NAME">this.registeredEvents_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>235</span> </span><span class="WHIT">  </span><span class="NAME">this.eventListeners_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>236</span> 
<span class='line'>237</span> </span><span class="WHIT">  </span><span class="NAME">this.attributes_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">DygraphOptions</span><span class="PUNC">(</span><span class="KEYW">this</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>238</span> 
<span class='line'>239</span> </span><span class="WHIT">  </span><span class="COMM">// Create the containing DIV and other interactive elements</span><span class="WHIT">
<span class='line'>240</span> </span><span class="WHIT">  </span><span class="NAME">this.createInterface_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>241</span> 
<span class='line'>242</span> </span><span class="WHIT">  </span><span class="COMM">// Activate plugins.</span><span class="WHIT">
<span class='line'>243</span> </span><span class="WHIT">  </span><span class="NAME">this.plugins_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>244</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">plugins</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">Dygraph.PLUGINS.concat</span><span class="PUNC">(</span><span class="NAME">this.getOption</span><span class="PUNC">(</span><span class="STRN">'plugins'</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>245</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">plugins.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>246</span> </span><span class="WHIT">    </span><span class="COMM">// the plugins option may contain either plugin classes or instances.</span><span class="WHIT">
<span class='line'>247</span> </span><span class="WHIT">    </span><span class="COMM">// Plugin instances contain an activate method.</span><span class="WHIT">
<span class='line'>248</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">Plugin</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">plugins</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">  </span><span class="COMM">// either a constructor or an instance.</span><span class="WHIT">
<span class='line'>249</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">pluginInstance</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>250</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">typeof</span><span class="PUNC">(</span><span class="NAME">Plugin.activate</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="STRN">'undefined'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>251</span> </span><span class="WHIT">      </span><span class="NAME">pluginInstance</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">Plugin</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>252</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>253</span> </span><span class="WHIT">      </span><span class="NAME">pluginInstance</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">Plugin</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>254</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>255</span> 
<span class='line'>256</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">pluginDict</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>257</span> </span><span class="WHIT">      </span><span class="NAME">plugin</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">pluginInstance</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>258</span> </span><span class="WHIT">      </span><span class="NAME">events</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="PUNC">}</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>259</span> </span><span class="WHIT">      </span><span class="NAME">options</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="PUNC">}</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>260</span> </span><span class="WHIT">      </span><span class="NAME">pluginOptions</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>261</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>262</span> 
<span class='line'>263</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">handlers</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">pluginInstance.activate</span><span class="PUNC">(</span><span class="KEYW">this</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>264</span> </span><span class="WHIT">    </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">eventName</span><span class="WHIT"> </span><span class="KEYW">in</span><span class="WHIT"> </span><span class="NAME">handlers</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>265</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">handlers.hasOwnProperty</span><span class="PUNC">(</span><span class="NAME">eventName</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">continue</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>266</span> </span><span class="WHIT">      </span><span class="COMM">// TODO(danvk): validate eventName.</span><span class="WHIT">
<span class='line'>267</span> </span><span class="WHIT">      </span><span class="NAME">pluginDict.events</span><span class="PUNC">[</span><span class="NAME">eventName</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">handlers</span><span class="PUNC">[</span><span class="NAME">eventName</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>268</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>269</span> 
<span class='line'>270</span> </span><span class="WHIT">    </span><span class="NAME">this.plugins_.push</span><span class="PUNC">(</span><span class="NAME">pluginDict</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>271</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>272</span> 
<span class='line'>273</span> </span><span class="WHIT">  </span><span class="COMM">// At this point, plugins can no longer register event handlers.</span><span class="WHIT">
<span class='line'>274</span> </span><span class="WHIT">  </span><span class="COMM">// Construct a map from event -> ordered list of [callback, plugin].</span><span class="WHIT">
<span class='line'>275</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">this.plugins_.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>276</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">plugin_dict</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.plugins_</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>277</span> </span><span class="WHIT">    </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">eventName</span><span class="WHIT"> </span><span class="KEYW">in</span><span class="WHIT"> </span><span class="NAME">plugin_dict.events</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>278</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">plugin_dict.events.hasOwnProperty</span><span class="PUNC">(</span><span class="NAME">eventName</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">continue</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>279</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">callback</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">plugin_dict.events</span><span class="PUNC">[</span><span class="NAME">eventName</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>280</span> 
<span class='line'>281</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">pair</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="NAME">plugin_dict.plugin</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">callback</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>282</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="PUNC">(</span><span class="NAME">eventName</span><span class="WHIT"> </span><span class="KEYW">in</span><span class="WHIT"> </span><span class="NAME">this.eventListeners_</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>283</span> </span><span class="WHIT">        </span><span class="NAME">this.eventListeners_</span><span class="PUNC">[</span><span class="NAME">eventName</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="NAME">pair</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>284</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>285</span> </span><span class="WHIT">        </span><span class="NAME">this.eventListeners_</span><span class="PUNC">[</span><span class="NAME">eventName</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">push</span><span class="PUNC">(</span><span class="NAME">pair</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>286</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>287</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>288</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>289</span> 
<span class='line'>290</span> </span><span class="WHIT">  </span><span class="NAME">this.createDragInterface_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>291</span> 
<span class='line'>292</span> </span><span class="WHIT">  </span><span class="NAME">this.start_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>293</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>294</span> 
<span class='line'>295</span> </span><span class="COMM">/**
<span class='line'>296</span>  * Triggers a cascade of events to the various plugins which are interested in them.
<span class='line'>297</span>  * Returns true if the "default behavior" should be prevented, i.e. if one
<span class='line'>298</span>  * of the event listeners called event.preventDefault().
<span class='line'>299</span>  * @private
<span class='line'>300</span>  */</span><span class="WHIT">
<span class='line'>301</span> </span><span class="NAME">Dygraph.prototype.cascadeEvents_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">name</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">extra_props</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>302</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="PUNC">(</span><span class="NAME">name</span><span class="WHIT"> </span><span class="KEYW">in</span><span class="WHIT"> </span><span class="NAME">this.eventListeners_</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>303</span> 
<span class='line'>304</span> </span><span class="WHIT">  </span><span class="COMM">// QUESTION: can we use objects & prototypes to speed this up?</span><span class="WHIT">
<span class='line'>305</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">e</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>306</span> </span><span class="WHIT">    </span><span class="NAME">dygraph</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">this</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>307</span> </span><span class="WHIT">    </span><span class="NAME">cancelable</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>308</span> </span><span class="WHIT">    </span><span class="NAME">defaultPrevented</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>309</span> </span><span class="WHIT">    </span><span class="NAME">preventDefault</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>310</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">e.cancelable</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">throw</span><span class="WHIT"> </span><span class="STRN">"Cannot call preventDefault on non-cancelable event."</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>311</span> </span><span class="WHIT">      </span><span class="NAME">e.defaultPrevented</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>312</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>313</span> </span><span class="WHIT">    </span><span class="NAME">propagationStopped</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>314</span> </span><span class="WHIT">    </span><span class="NAME">stopPropagation</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>315</span> </span><span class="WHIT">      </span><span class="NAME">e.propagationStopped</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>316</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>317</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>318</span> </span><span class="WHIT">  </span><span class="NAME">utils.update</span><span class="PUNC">(</span><span class="NAME">e</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">extra_props</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>319</span> 
<span class='line'>320</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">callback_plugin_pairs</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.eventListeners_</span><span class="PUNC">[</span><span class="NAME">name</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>321</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">callback_plugin_pairs</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>322</span> </span><span class="WHIT">    </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">callback_plugin_pairs.length</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">>=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">--</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>323</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">plugin</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">callback_plugin_pairs</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>324</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">callback</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">callback_plugin_pairs</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>325</span> </span><span class="WHIT">      </span><span class="NAME">callback.call</span><span class="PUNC">(</span><span class="NAME">plugin</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">e</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>326</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">e.propagationStopped</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">break</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>327</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>328</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>329</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">e.defaultPrevented</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>330</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>331</span> 
<span class='line'>332</span> </span><span class="COMM">/**
<span class='line'>333</span>  * Fetch a plugin instance of a particular class. Only for testing.
<span class='line'>334</span>  * @private
<span class='line'>335</span>  * @param {!Class} type The type of the plugin.
<span class='line'>336</span>  * @return {Object} Instance of the plugin, or null if there is none.
<span class='line'>337</span>  */</span><span class="WHIT">
<span class='line'>338</span> </span><span class="NAME">Dygraph.prototype.getPluginInstance_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">type</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>339</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">this.plugins_.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>340</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">p</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.plugins_</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>341</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">p.plugin</span><span class="WHIT"> </span><span class="KEYW">instanceof</span><span class="WHIT"> </span><span class="NAME">type</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>342</span> </span><span class="WHIT">      </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">p.plugin</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>343</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>344</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>345</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>346</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>347</span> 
<span class='line'>348</span> </span><span class="COMM">/**
<span class='line'>349</span>  * Returns the zoomed status of the chart for one or both axes.
<span class='line'>350</span>  *
<span class='line'>351</span>  * Axis is an optional parameter. Can be set to 'x' or 'y'.
<span class='line'>352</span>  *
<span class='line'>353</span>  * The zoomed status for an axis is set whenever a user zooms using the mouse
<span class='line'>354</span>  * or when the dateWindow or valueRange are updated. Double-clicking or calling
<span class='line'>355</span>  * resetZoom() resets the zoom status for the chart.
<span class='line'>356</span>  */</span><span class="WHIT">
<span class='line'>357</span> </span><span class="NAME">Dygraph.prototype.isZoomed</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">axis</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>358</span> </span><span class="WHIT">  </span><span class="KEYW">const</span><span class="WHIT"> </span><span class="NAME">isZoomedX</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">!</span><span class="PUNC">!</span><span class="NAME">this.dateWindow_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>359</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">axis</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="STRN">'x'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">isZoomedX</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>360</span> 
<span class='line'>361</span> </span><span class="WHIT">  </span><span class="KEYW">const</span><span class="WHIT"> </span><span class="NAME">isZoomedY</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.axes_.map</span><span class="PUNC">(</span><span class="NAME">axis</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="PUNC">></span><span class="WHIT"> </span><span class="PUNC">!</span><span class="PUNC">!</span><span class="NAME">axis.valueRange</span><span class="PUNC">)</span><span class="PUNC">.</span><span class="NAME">indexOf</span><span class="PUNC">(</span><span class="KEYW">true</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">>=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>362</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">axis</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">axis</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NAME">undefined</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>363</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">isZoomedX</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">isZoomedY</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>364</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>365</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">axis</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="STRN">'y'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">isZoomedY</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>366</span> 
<span class='line'>367</span> </span><span class="WHIT">  </span><span class="KEYW">throw</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">Error</span><span class="PUNC">(</span><span class="TOKN">`</span><span class="NAME">axis</span><span class="WHIT"> </span><span class="NAME">parameter</span><span class="WHIT"> </span><span class="NAME">is</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="NAME">$</span><span class="PUNC">{</span><span class="NAME">axis</span><span class="PUNC">}</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="NAME">must</span><span class="WHIT"> </span><span class="NAME">be</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="STRN">'x'</span><span class="WHIT"> </span><span class="NAME">or</span><span class="WHIT"> </span><span class="STRN">'y'</span><span class="PUNC">.</span><span class="TOKN">`</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>368</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>369</span> 
<span class='line'>370</span> </span><span class="COMM">/**
<span class='line'>371</span>  * Returns information about the Dygraph object, including its containing ID.
<span class='line'>372</span>  */</span><span class="WHIT">
<span class='line'>373</span> </span><span class="NAME">Dygraph.prototype.toString</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>374</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">maindiv</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.maindiv_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>375</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">id</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">maindiv</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">maindiv.id</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">?</span><span class="WHIT"> </span><span class="NAME">maindiv.id</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">maindiv</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>376</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="STRN">"[Dygraph "</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">id</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"]"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>377</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>378</span> 
<span class='line'>379</span> </span><span class="COMM">/**
<span class='line'>380</span>  * @private
<span class='line'>381</span>  * Returns the value of an option. This may be set by the user (either in the
<span class='line'>382</span>  * constructor or by calling updateOptions) or by dygraphs, and may be set to a
<span class='line'>383</span>  * per-series value.
<span class='line'>384</span>  * @param {string} name The name of the option, e.g. 'rollPeriod'.
<span class='line'>385</span>  * @param {string} [seriesName] The name of the series to which the option
<span class='line'>386</span>  * will be applied. If no per-series value of this option is available, then
<span class='line'>387</span>  * the global value is returned. This is optional.
<span class='line'>388</span>  * @return {...} The value of the option.
<span class='line'>389</span>  */</span><span class="WHIT">
<span class='line'>390</span> </span><span class="NAME">Dygraph.prototype.attr_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">name</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">seriesName</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>391</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">typeof</span><span class="WHIT"> </span><span class="NAME">process</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="STRN">'undefined'</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">process.env.NODE_ENV</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="STRN">'production'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>392</span> </span><span class="WHIT">    </span><span class="COMM">// For "production" code, this gets removed by uglifyjs.</span><span class="WHIT">
<span class='line'>393</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">typeof</span><span class="PUNC">(</span><span class="NAME">OPTIONS_REFERENCE</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="STRN">'undefined'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>394</span> </span><span class="WHIT">      </span><span class="NAME">console.error</span><span class="PUNC">(</span><span class="STRN">'Must include options reference JS for testing'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>395</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">OPTIONS_REFERENCE.hasOwnProperty</span><span class="PUNC">(</span><span class="NAME">name</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>396</span> </span><span class="WHIT">      </span><span class="NAME">console.error</span><span class="PUNC">(</span><span class="STRN">'Dygraphs is using property '</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">name</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">', which has no '</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT">
<span class='line'>397</span> </span><span class="WHIT">                    </span><span class="STRN">'entry in the Dygraphs.OPTIONS_REFERENCE listing.'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>398</span> </span><span class="WHIT">      </span><span class="COMM">// Only log this error once.</span><span class="WHIT">
<span class='line'>399</span> </span><span class="WHIT">      </span><span class="NAME">OPTIONS_REFERENCE</span><span class="PUNC">[</span><span class="NAME">name</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>400</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>401</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>402</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">seriesName</span><span class="WHIT"> </span><span class="PUNC">?</span><span class="WHIT"> </span><span class="NAME">this.attributes_.getForSeries</span><span class="PUNC">(</span><span class="NAME">name</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">seriesName</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">this.attributes_.get</span><span class="PUNC">(</span><span class="NAME">name</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>403</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>404</span> 
<span class='line'>405</span> </span><span class="COMM">/**
<span class='line'>406</span>  * Returns the current value for an option, as set in the constructor or via
<span class='line'>407</span>  * updateOptions. You may pass in an (optional) series name to get per-series
<span class='line'>408</span>  * values for the option.
<span class='line'>409</span>  *
<span class='line'>410</span>  * All values returned by this method should be considered immutable. If you
<span class='line'>411</span>  * modify them, there is no guarantee that the changes will be honored or that
<span class='line'>412</span>  * dygraphs will remain in a consistent state. If you want to modify an option,
<span class='line'>413</span>  * use updateOptions() instead.
<span class='line'>414</span>  *
<span class='line'>415</span>  * @param {string} name The name of the option (e.g. 'strokeWidth')
<span class='line'>416</span>  * @param {string=} opt_seriesName Series name to get per-series values.
<span class='line'>417</span>  * @return {*} The value of the option.
<span class='line'>418</span>  */</span><span class="WHIT">
<span class='line'>419</span> </span><span class="NAME">Dygraph.prototype.getOption</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">name</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">opt_seriesName</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>420</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">this.attr_</span><span class="PUNC">(</span><span class="NAME">name</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">opt_seriesName</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>421</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>422</span> 
<span class='line'>423</span> </span><span class="COMM">/**
<span class='line'>424</span>  * Like getOption(), but specifically returns a number.
<span class='line'>425</span>  * This is a convenience function for working with the Closure Compiler.
<span class='line'>426</span>  * @param {string} name The name of the option (e.g. 'strokeWidth')
<span class='line'>427</span>  * @param {string=} opt_seriesName Series name to get per-series values.
<span class='line'>428</span>  * @return {number} The value of the option.
<span class='line'>429</span>  * @private
<span class='line'>430</span>  */</span><span class="WHIT">
<span class='line'>431</span> </span><span class="NAME">Dygraph.prototype.getNumericOption</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">name</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">opt_seriesName</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>432</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="COMM">/** @type{number} */</span><span class="PUNC">(</span><span class="NAME">this.getOption</span><span class="PUNC">(</span><span class="NAME">name</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">opt_seriesName</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>433</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>434</span> 
<span class='line'>435</span> </span><span class="COMM">/**
<span class='line'>436</span>  * Like getOption(), but specifically returns a string.
<span class='line'>437</span>  * This is a convenience function for working with the Closure Compiler.
<span class='line'>438</span>  * @param {string} name The name of the option (e.g. 'strokeWidth')
<span class='line'>439</span>  * @param {string=} opt_seriesName Series name to get per-series values.
<span class='line'>440</span>  * @return {string} The value of the option.
<span class='line'>441</span>  * @private
<span class='line'>442</span>  */</span><span class="WHIT">
<span class='line'>443</span> </span><span class="NAME">Dygraph.prototype.getStringOption</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">name</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">opt_seriesName</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>444</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="COMM">/** @type{string} */</span><span class="PUNC">(</span><span class="NAME">this.getOption</span><span class="PUNC">(</span><span class="NAME">name</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">opt_seriesName</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>445</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>446</span> 
<span class='line'>447</span> </span><span class="COMM">/**
<span class='line'>448</span>  * Like getOption(), but specifically returns a boolean.
<span class='line'>449</span>  * This is a convenience function for working with the Closure Compiler.
<span class='line'>450</span>  * @param {string} name The name of the option (e.g. 'strokeWidth')
<span class='line'>451</span>  * @param {string=} opt_seriesName Series name to get per-series values.
<span class='line'>452</span>  * @return {boolean} The value of the option.
<span class='line'>453</span>  * @private
<span class='line'>454</span>  */</span><span class="WHIT">
<span class='line'>455</span> </span><span class="NAME">Dygraph.prototype.getBooleanOption</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">name</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">opt_seriesName</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>456</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="COMM">/** @type{boolean} */</span><span class="PUNC">(</span><span class="NAME">this.getOption</span><span class="PUNC">(</span><span class="NAME">name</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">opt_seriesName</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>457</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>458</span> 
<span class='line'>459</span> </span><span class="COMM">/**
<span class='line'>460</span>  * Like getOption(), but specifically returns a function.
<span class='line'>461</span>  * This is a convenience function for working with the Closure Compiler.
<span class='line'>462</span>  * @param {string} name The name of the option (e.g. 'strokeWidth')
<span class='line'>463</span>  * @param {string=} opt_seriesName Series name to get per-series values.
<span class='line'>464</span>  * @return {function(...)} The value of the option.
<span class='line'>465</span>  * @private
<span class='line'>466</span>  */</span><span class="WHIT">
<span class='line'>467</span> </span><span class="NAME">Dygraph.prototype.getFunctionOption</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">name</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">opt_seriesName</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>468</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="COMM">/** @type{function(...)} */</span><span class="PUNC">(</span><span class="NAME">this.getOption</span><span class="PUNC">(</span><span class="NAME">name</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">opt_seriesName</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>469</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>470</span> 
<span class='line'>471</span> </span><span class="NAME">Dygraph.prototype.getOptionForAxis</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">name</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">axis</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>472</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">this.attributes_.getForAxis</span><span class="PUNC">(</span><span class="NAME">name</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">axis</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>473</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>474</span> 
<span class='line'>475</span> </span><span class="COMM">/**
<span class='line'>476</span>  * @private
<span class='line'>477</span>  * @param {string} axis The name of the axis (i.e. 'x', 'y' or 'y2')
<span class='line'>478</span>  * @return {...} A function mapping string -> option value
<span class='line'>479</span>  */</span><span class="WHIT">
<span class='line'>480</span> </span><span class="NAME">Dygraph.prototype.optionsViewForAxis_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">axis</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>481</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">self</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">this</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>482</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">opt</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>483</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">axis_opts</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">self.user_attrs_.axes</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>484</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">axis_opts</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">axis_opts</span><span class="PUNC">[</span><span class="NAME">axis</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">axis_opts</span><span class="PUNC">[</span><span class="NAME">axis</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">hasOwnProperty</span><span class="PUNC">(</span><span class="NAME">opt</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>485</span> </span><span class="WHIT">      </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">axis_opts</span><span class="PUNC">[</span><span class="NAME">axis</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NAME">opt</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>486</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>487</span> 
<span class='line'>488</span> </span><span class="WHIT">    </span><span class="COMM">// I don't like that this is in a second spot.</span><span class="WHIT">
<span class='line'>489</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">axis</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="STRN">'x'</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">opt</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="STRN">'logscale'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>490</span> </span><span class="WHIT">      </span><span class="COMM">// return the default value.</span><span class="WHIT">
<span class='line'>491</span> </span><span class="WHIT">      </span><span class="COMM">// TODO(konigsberg): pull the default from a global default.</span><span class="WHIT">
<span class='line'>492</span> </span><span class="WHIT">      </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>493</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>494</span> 
<span class='line'>495</span> </span><span class="WHIT">    </span><span class="COMM">// user-specified attributes always trump defaults, even if they're less</span><span class="WHIT">
<span class='line'>496</span> </span><span class="WHIT">    </span><span class="COMM">// specific.</span><span class="WHIT">
<span class='line'>497</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">typeof</span><span class="PUNC">(</span><span class="NAME">self.user_attrs_</span><span class="PUNC">[</span><span class="NAME">opt</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="STRN">'undefined'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>498</span> </span><span class="WHIT">      </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">self.user_attrs_</span><span class="PUNC">[</span><span class="NAME">opt</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>499</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>500</span> 
<span class='line'>501</span> </span><span class="WHIT">    </span><span class="NAME">axis_opts</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">self.attrs_.axes</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>502</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">axis_opts</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">axis_opts</span><span class="PUNC">[</span><span class="NAME">axis</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">axis_opts</span><span class="PUNC">[</span><span class="NAME">axis</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">hasOwnProperty</span><span class="PUNC">(</span><span class="NAME">opt</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>503</span> </span><span class="WHIT">      </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">axis_opts</span><span class="PUNC">[</span><span class="NAME">axis</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NAME">opt</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>504</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>505</span> </span><span class="WHIT">    </span><span class="COMM">// check old-style axis options</span><span class="WHIT">
<span class='line'>506</span> </span><span class="WHIT">    </span><span class="COMM">// TODO(danvk): add a deprecation warning if either of these match.</span><span class="WHIT">
<span class='line'>507</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">axis</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="STRN">'y'</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">self.axes_</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">hasOwnProperty</span><span class="PUNC">(</span><span class="NAME">opt</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>508</span> </span><span class="WHIT">      </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">self.axes_</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NAME">opt</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>509</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">axis</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="STRN">'y2'</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">self.axes_</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">hasOwnProperty</span><span class="PUNC">(</span><span class="NAME">opt</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>510</span> </span><span class="WHIT">      </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">self.axes_</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NAME">opt</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>511</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>512</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">self.attr_</span><span class="PUNC">(</span><span class="NAME">opt</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>513</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>514</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>515</span> 
<span class='line'>516</span> </span><span class="COMM">/**
<span class='line'>517</span>  * Returns the current rolling period, as set by the user or an option.
<span class='line'>518</span>  * @return {number} The number of points in the rolling window
<span class='line'>519</span>  */</span><span class="WHIT">
<span class='line'>520</span> </span><span class="NAME">Dygraph.prototype.rollPeriod</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>521</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">this.rollPeriod_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>522</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>523</span> 
<span class='line'>524</span> </span><span class="COMM">/**
<span class='line'>525</span>  * Returns the currently-visible x-range. This can be affected by zooming,
<span class='line'>526</span>  * panning or a call to updateOptions.
<span class='line'>527</span>  * Returns a two-element array: [left, right].
<span class='line'>528</span>  * If the Dygraph has dates on the x-axis, these will be millis since epoch.
<span class='line'>529</span>  */</span><span class="WHIT">
<span class='line'>530</span> </span><span class="NAME">Dygraph.prototype.xAxisRange</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>531</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">this.dateWindow_</span><span class="WHIT"> </span><span class="PUNC">?</span><span class="WHIT"> </span><span class="NAME">this.dateWindow_</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">this.xAxisExtremes</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>532</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>533</span> 
<span class='line'>534</span> </span><span class="COMM">/**
<span class='line'>535</span>  * Returns the lower- and upper-bound x-axis values of the data set.
<span class='line'>536</span>  */</span><span class="WHIT">
<span class='line'>537</span> </span><span class="NAME">Dygraph.prototype.xAxisExtremes</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>538</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">pad</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getNumericOption</span><span class="PUNC">(</span><span class="STRN">'xRangePad'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">/</span><span class="WHIT"> </span><span class="NAME">this.plotter_.area.w</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>539</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.numRows</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>540</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="NUMB">0</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">pad</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">pad</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>541</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>542</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">left</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.rawData_</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>543</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">right</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.rawData_</span><span class="PUNC">[</span><span class="NAME">this.rawData_.length</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>544</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">pad</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>545</span> </span><span class="WHIT">    </span><span class="COMM">// Must keep this in sync with dygraph-layout _evaluateLimits()</span><span class="WHIT">
<span class='line'>546</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">range</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">right</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">left</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>547</span> </span><span class="WHIT">    </span><span class="NAME">left</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">range</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="NAME">pad</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>548</span> </span><span class="WHIT">    </span><span class="NAME">right</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">range</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="NAME">pad</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>549</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>550</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="NAME">left</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">right</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>551</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>552</span> 
<span class='line'>553</span> </span><span class="COMM">/**
<span class='line'>554</span>  * Returns the lower- and upper-bound y-axis values for each axis. These are
<span class='line'>555</span>  * the ranges you'll get if you double-click to zoom out or call resetZoom().
<span class='line'>556</span>  * The return value is an array of [low, high] tuples, one for each y-axis.
<span class='line'>557</span>  */</span><span class="WHIT">
<span class='line'>558</span> </span><span class="NAME">Dygraph.prototype.yAxisExtremes</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>559</span> </span><span class="WHIT">  </span><span class="COMM">// TODO(danvk): this is pretty inefficient</span><span class="WHIT">
<span class='line'>560</span> </span><span class="WHIT">  </span><span class="KEYW">const</span><span class="WHIT"> </span><span class="NAME">packed</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.gatherDatasets_</span><span class="PUNC">(</span><span class="NAME">this.rolledSeries_</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>561</span> </span><span class="WHIT">  </span><span class="KEYW">const</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT"> </span><span class="NAME">extremes</span><span class="WHIT"> </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">packed</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>562</span> </span><span class="WHIT">  </span><span class="KEYW">const</span><span class="WHIT"> </span><span class="NAME">saveAxes</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.axes_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>563</span> </span><span class="WHIT">  </span><span class="NAME">this.computeYAxisRanges_</span><span class="PUNC">(</span><span class="NAME">extremes</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>564</span> </span><span class="WHIT">  </span><span class="KEYW">const</span><span class="WHIT"> </span><span class="NAME">newAxes</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.axes_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>565</span> </span><span class="WHIT">  </span><span class="NAME">this.axes_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">saveAxes</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>566</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">newAxes.map</span><span class="PUNC">(</span><span class="NAME">axis</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="PUNC">></span><span class="WHIT"> </span><span class="NAME">axis.extremeRange</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>567</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>568</span> 
<span class='line'>569</span> </span><span class="COMM">/**
<span class='line'>570</span>  * Returns the currently-visible y-range for an axis. This can be affected by
<span class='line'>571</span>  * zooming, panning or a call to updateOptions. Axis indices are zero-based. If
<span class='line'>572</span>  * called with no arguments, returns the range of the first axis.
<span class='line'>573</span>  * Returns a two-element array: [bottom, top].
<span class='line'>574</span>  */</span><span class="WHIT">
<span class='line'>575</span> </span><span class="NAME">Dygraph.prototype.yAxisRange</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">idx</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>576</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">typeof</span><span class="PUNC">(</span><span class="NAME">idx</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="STRN">"undefined"</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>577</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">idx</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="WHIT"> </span><span class="PUNC">>=</span><span class="WHIT"> </span><span class="NAME">this.axes_.length</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>578</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>579</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>580</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">axis</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.axes_</span><span class="PUNC">[</span><span class="NAME">idx</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>581</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="WHIT"> </span><span class="NAME">axis.computedValueRange</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">axis.computedValueRange</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>582</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>583</span> 
<span class='line'>584</span> </span><span class="COMM">/**
<span class='line'>585</span>  * Returns the currently-visible y-ranges for each axis. This can be affected by
<span class='line'>586</span>  * zooming, panning, calls to updateOptions, etc.
<span class='line'>587</span>  * Returns an array of [bottom, top] pairs, one for each y-axis.
<span class='line'>588</span>  */</span><span class="WHIT">
<span class='line'>589</span> </span><span class="NAME">Dygraph.prototype.yAxisRanges</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>590</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">ret</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>591</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">this.axes_.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>592</span> </span><span class="WHIT">    </span><span class="NAME">ret.push</span><span class="PUNC">(</span><span class="NAME">this.yAxisRange</span><span class="PUNC">(</span><span class="NAME">i</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>593</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>594</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">ret</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>595</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>596</span> 
<span class='line'>597</span> </span><span class="COMM">// TODO(danvk): use these functions throughout dygraphs.</span><span class="WHIT">
<span class='line'>598</span> </span><span class="COMM">/**
<span class='line'>599</span>  * Convert from data coordinates to canvas/div X/Y coordinates.
<span class='line'>600</span>  * If specified, do this conversion for the coordinate system of a particular
<span class='line'>601</span>  * axis. Uses the first axis by default.
<span class='line'>602</span>  * Returns a two-element array: [X, Y]
<span class='line'>603</span>  *
<span class='line'>604</span>  * Note: use toDomXCoord instead of toDomCoords(x, null) and use toDomYCoord
<span class='line'>605</span>  * instead of toDomCoords(null, y, axis).
<span class='line'>606</span>  */</span><span class="WHIT">
<span class='line'>607</span> </span><span class="NAME">Dygraph.prototype.toDomCoords</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">x</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">y</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">axis</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>608</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="WHIT"> </span><span class="NAME">this.toDomXCoord</span><span class="PUNC">(</span><span class="NAME">x</span><span class="PUNC">)</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.toDomYCoord</span><span class="PUNC">(</span><span class="NAME">y</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">axis</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>609</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>610</span> 
<span class='line'>611</span> </span><span class="COMM">/**
<span class='line'>612</span>  * Convert from data x coordinates to canvas/div X coordinate.
<span class='line'>613</span>  * If specified, do this conversion for the coordinate system of a particular
<span class='line'>614</span>  * axis.
<span class='line'>615</span>  * Returns a single value or null if x is null.
<span class='line'>616</span>  */</span><span class="WHIT">
<span class='line'>617</span> </span><span class="NAME">Dygraph.prototype.toDomXCoord</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">x</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>618</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">x</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>619</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>620</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>621</span> 
<span class='line'>622</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">area</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.plotter_.area</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>623</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">xRange</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.xAxisRange</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>624</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">area.x</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">x</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">xRange</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">/</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">xRange</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">xRange</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="NAME">area.w</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>625</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>626</span> 
<span class='line'>627</span> </span><span class="COMM">/**
<span class='line'>628</span>  * Convert from data x coordinates to canvas/div Y coordinate and optional
<span class='line'>629</span>  * axis. Uses the first axis by default.
<span class='line'>630</span>  *
<span class='line'>631</span>  * returns a single value or null if y is null.
<span class='line'>632</span>  */</span><span class="WHIT">
<span class='line'>633</span> </span><span class="NAME">Dygraph.prototype.toDomYCoord</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">y</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">axis</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>634</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">pct</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.toPercentYCoord</span><span class="PUNC">(</span><span class="NAME">y</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">axis</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>635</span> 
<span class='line'>636</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">pct</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>637</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>638</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>639</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">area</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.plotter_.area</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>640</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">area.y</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">pct</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="NAME">area.h</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>641</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>642</span> 
<span class='line'>643</span> </span><span class="COMM">/**
<span class='line'>644</span>  * Convert from canvas/div coords to data coordinates.
<span class='line'>645</span>  * If specified, do this conversion for the coordinate system of a particular
<span class='line'>646</span>  * axis. Uses the first axis by default.
<span class='line'>647</span>  * Returns a two-element array: [X, Y].
<span class='line'>648</span>  *
<span class='line'>649</span>  * Note: use toDataXCoord instead of toDataCoords(x, null) and use toDataYCoord
<span class='line'>650</span>  * instead of toDataCoords(null, y, axis).
<span class='line'>651</span>  */</span><span class="WHIT">
<span class='line'>652</span> </span><span class="NAME">Dygraph.prototype.toDataCoords</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">x</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">y</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">axis</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>653</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="WHIT"> </span><span class="NAME">this.toDataXCoord</span><span class="PUNC">(</span><span class="NAME">x</span><span class="PUNC">)</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.toDataYCoord</span><span class="PUNC">(</span><span class="NAME">y</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">axis</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>654</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>655</span> 
<span class='line'>656</span> </span><span class="COMM">/**
<span class='line'>657</span>  * Convert from canvas/div x coordinate to data coordinate.
<span class='line'>658</span>  *
<span class='line'>659</span>  * If x is null, this returns null.
<span class='line'>660</span>  */</span><span class="WHIT">
<span class='line'>661</span> </span><span class="NAME">Dygraph.prototype.toDataXCoord</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">x</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>662</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">x</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>663</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>664</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>665</span> 
<span class='line'>666</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">area</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.plotter_.area</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>667</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">xRange</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.xAxisRange</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>668</span> 
<span class='line'>669</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">this.attributes_.getForAxis</span><span class="PUNC">(</span><span class="STRN">"logscale"</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="STRN">'x'</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>670</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">xRange</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">x</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">area.x</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">/</span><span class="WHIT"> </span><span class="NAME">area.w</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">xRange</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">xRange</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>671</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>672</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">pct</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">x</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">area.x</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">/</span><span class="WHIT"> </span><span class="NAME">area.w</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>673</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">utils.logRangeFraction</span><span class="PUNC">(</span><span class="NAME">xRange</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">xRange</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">pct</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>674</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>675</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>676</span> 
<span class='line'>677</span> </span><span class="COMM">/**
<span class='line'>678</span>  * Convert from canvas/div y coord to value.
<span class='line'>679</span>  *
<span class='line'>680</span>  * If y is null, this returns null.
<span class='line'>681</span>  * if axis is null, this uses the first axis.
<span class='line'>682</span>  */</span><span class="WHIT">
<span class='line'>683</span> </span><span class="NAME">Dygraph.prototype.toDataYCoord</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">y</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">axis</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>684</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">y</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>685</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>686</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>687</span> 
<span class='line'>688</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">area</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.plotter_.area</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>689</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">yRange</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.yAxisRange</span><span class="PUNC">(</span><span class="NAME">axis</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>690</span> 
<span class='line'>691</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">typeof</span><span class="PUNC">(</span><span class="NAME">axis</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="STRN">"undefined"</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">axis</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>692</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">this.attributes_.getForAxis</span><span class="PUNC">(</span><span class="STRN">"logscale"</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">axis</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>693</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">yRange</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">area.y</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">area.h</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">y</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">/</span><span class="WHIT"> </span><span class="NAME">area.h</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">yRange</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">yRange</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>694</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>695</span> </span><span class="WHIT">    </span><span class="COMM">// Computing the inverse of toDomCoord.</span><span class="WHIT">
<span class='line'>696</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">pct</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">y</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">area.y</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">/</span><span class="WHIT"> </span><span class="NAME">area.h</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>697</span> </span><span class="WHIT">    </span><span class="COMM">// Note reversed yRange, y1 is on top with pct==0.</span><span class="WHIT">
<span class='line'>698</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">utils.logRangeFraction</span><span class="PUNC">(</span><span class="NAME">yRange</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">yRange</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">pct</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>699</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>700</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>701</span> 
<span class='line'>702</span> </span><span class="COMM">/**
<span class='line'>703</span>  * Converts a y for an axis to a percentage from the top to the
<span class='line'>704</span>  * bottom of the drawing area.
<span class='line'>705</span>  *
<span class='line'>706</span>  * If the coordinate represents a value visible on the canvas, then
<span class='line'>707</span>  * the value will be between 0 and 1, where 0 is the top of the canvas.
<span class='line'>708</span>  * However, this method will return values outside the range, as
<span class='line'>709</span>  * values can fall outside the canvas.
<span class='line'>710</span>  *
<span class='line'>711</span>  * If y is null, this returns null.
<span class='line'>712</span>  * if axis is null, this uses the first axis.
<span class='line'>713</span>  *
<span class='line'>714</span>  * @param {number} y The data y-coordinate.
<span class='line'>715</span>  * @param {number} [axis] The axis number on which the data coordinate lives.
<span class='line'>716</span>  * @return {number} A fraction in [0, 1] where 0 = the top edge.
<span class='line'>717</span>  */</span><span class="WHIT">
<span class='line'>718</span> </span><span class="NAME">Dygraph.prototype.toPercentYCoord</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">y</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">axis</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>719</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">y</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>720</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>721</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>722</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">typeof</span><span class="PUNC">(</span><span class="NAME">axis</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="STRN">"undefined"</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">axis</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>723</span> 
<span class='line'>724</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">yRange</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.yAxisRange</span><span class="PUNC">(</span><span class="NAME">axis</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>725</span> 
<span class='line'>726</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">pct</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>727</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">logscale</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.attributes_.getForAxis</span><span class="PUNC">(</span><span class="STRN">"logscale"</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">axis</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>728</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">logscale</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>729</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">logr0</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.log10</span><span class="PUNC">(</span><span class="NAME">yRange</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>730</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">logr1</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.log10</span><span class="PUNC">(</span><span class="NAME">yRange</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>731</span> </span><span class="WHIT">    </span><span class="NAME">pct</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">logr1</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">utils.log10</span><span class="PUNC">(</span><span class="NAME">y</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">/</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">logr1</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">logr0</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>732</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>733</span> </span><span class="WHIT">    </span><span class="COMM">// yRange[1] - y is unit distance from the bottom.</span><span class="WHIT">
<span class='line'>734</span> </span><span class="WHIT">    </span><span class="COMM">// yRange[1] - yRange[0] is the scale of the range.</span><span class="WHIT">
<span class='line'>735</span> </span><span class="WHIT">    </span><span class="COMM">// (yRange[1] - y) / (yRange[1] - yRange[0]) is the % from the bottom.</span><span class="WHIT">
<span class='line'>736</span> </span><span class="WHIT">    </span><span class="NAME">pct</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">yRange</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">y</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">/</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">yRange</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">yRange</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>737</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>738</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">pct</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>739</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>740</span> 
<span class='line'>741</span> </span><span class="COMM">/**
<span class='line'>742</span>  * Converts an x value to a percentage from the left to the right of
<span class='line'>743</span>  * the drawing area.
<span class='line'>744</span>  *
<span class='line'>745</span>  * If the coordinate represents a value visible on the canvas, then
<span class='line'>746</span>  * the value will be between 0 and 1, where 0 is the left of the canvas.
<span class='line'>747</span>  * However, this method will return values outside the range, as
<span class='line'>748</span>  * values can fall outside the canvas.
<span class='line'>749</span>  *
<span class='line'>750</span>  * If x is null, this returns null.
<span class='line'>751</span>  * @param {number} x The data x-coordinate.
<span class='line'>752</span>  * @return {number} A fraction in [0, 1] where 0 = the left edge.
<span class='line'>753</span>  */</span><span class="WHIT">
<span class='line'>754</span> </span><span class="NAME">Dygraph.prototype.toPercentXCoord</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">x</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>755</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">x</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>756</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>757</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>758</span> 
<span class='line'>759</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">xRange</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.xAxisRange</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>760</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">pct</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>761</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">logscale</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.attributes_.getForAxis</span><span class="PUNC">(</span><span class="STRN">"logscale"</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="STRN">'x'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>762</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">logscale</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">  </span><span class="COMM">// logscale can be null so we test for true explicitly.</span><span class="WHIT">
<span class='line'>763</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">logr0</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.log10</span><span class="PUNC">(</span><span class="NAME">xRange</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>764</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">logr1</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.log10</span><span class="PUNC">(</span><span class="NAME">xRange</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>765</span> </span><span class="WHIT">    </span><span class="NAME">pct</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">utils.log10</span><span class="PUNC">(</span><span class="NAME">x</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">logr0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">/</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">logr1</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">logr0</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>766</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>767</span> </span><span class="WHIT">    </span><span class="COMM">// x - xRange[0] is unit distance from the left.</span><span class="WHIT">
<span class='line'>768</span> </span><span class="WHIT">    </span><span class="COMM">// xRange[1] - xRange[0] is the scale of the range.</span><span class="WHIT">
<span class='line'>769</span> </span><span class="WHIT">    </span><span class="COMM">// The full expression below is the % from the left.</span><span class="WHIT">
<span class='line'>770</span> </span><span class="WHIT">    </span><span class="NAME">pct</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">x</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">xRange</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">/</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">xRange</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">xRange</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>771</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>772</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">pct</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>773</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>774</span> 
<span class='line'>775</span> </span><span class="COMM">/**
<span class='line'>776</span>  * Returns the number of columns (including the independent variable).
<span class='line'>777</span>  * @return {number} The number of columns.
<span class='line'>778</span>  */</span><span class="WHIT">
<span class='line'>779</span> </span><span class="NAME">Dygraph.prototype.numColumns</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>780</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">this.rawData_</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>781</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">this.rawData_</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">?</span><span class="WHIT"> </span><span class="NAME">this.rawData_</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">length</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">this.attr_</span><span class="PUNC">(</span><span class="STRN">"labels"</span><span class="PUNC">)</span><span class="PUNC">.</span><span class="NAME">length</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>782</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>783</span> 
<span class='line'>784</span> </span><span class="COMM">/**
<span class='line'>785</span>  * Returns the number of rows (excluding any header/label row).
<span class='line'>786</span>  * @return {number} The number of rows, less any header.
<span class='line'>787</span>  */</span><span class="WHIT">
<span class='line'>788</span> </span><span class="NAME">Dygraph.prototype.numRows</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>789</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">this.rawData_</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>790</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">this.rawData_.length</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>791</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>792</span> 
<span class='line'>793</span> </span><span class="COMM">/**
<span class='line'>794</span>  * Returns the value in the given row and column. If the row and column exceed
<span class='line'>795</span>  * the bounds on the data, returns null. Also returns null if the value is
<span class='line'>796</span>  * missing.
<span class='line'>797</span>  * @param {number} row The row number of the data (0-based). Row 0 is the
<span class='line'>798</span>  *     first row of data, not a header row.
<span class='line'>799</span>  * @param {number} col The column number of the data (0-based)
<span class='line'>800</span>  * @return {number} The value in the specified cell or null if the row/col
<span class='line'>801</span>  *     were out of range.
<span class='line'>802</span>  */</span><span class="WHIT">
<span class='line'>803</span> </span><span class="NAME">Dygraph.prototype.getValue</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">row</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">col</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>804</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">row</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">row</span><span class="WHIT"> </span><span class="PUNC">>=</span><span class="WHIT"> </span><span class="NAME">this.rawData_.length</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>805</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">col</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">col</span><span class="WHIT"> </span><span class="PUNC">>=</span><span class="WHIT"> </span><span class="NAME">this.rawData_</span><span class="PUNC">[</span><span class="NAME">row</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">length</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>806</span> 
<span class='line'>807</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">this.rawData_</span><span class="PUNC">[</span><span class="NAME">row</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NAME">col</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>808</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>809</span> 
<span class='line'>810</span> </span><span class="COMM">/**
<span class='line'>811</span>  * Generates interface elements for the Dygraph: a containing div, a div to
<span class='line'>812</span>  * display the current point, and a textbox to adjust the rolling average
<span class='line'>813</span>  * period. Also creates the Renderer/Layout elements.
<span class='line'>814</span>  * @private
<span class='line'>815</span>  */</span><span class="WHIT">
<span class='line'>816</span> </span><span class="NAME">Dygraph.prototype.createInterface_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>817</span> </span><span class="WHIT">  </span><span class="COMM">// Create the all-enclosing graph div</span><span class="WHIT">
<span class='line'>818</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">enclosing</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.maindiv_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>819</span> 
<span class='line'>820</span> </span><span class="WHIT">  </span><span class="NAME">this.graphDiv</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">document.createElement</span><span class="PUNC">(</span><span class="STRN">"div"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>821</span> 
<span class='line'>822</span> </span><span class="WHIT">  </span><span class="COMM">// TODO(danvk): any other styles that are useful to set here?</span><span class="WHIT">
<span class='line'>823</span> </span><span class="WHIT">  </span><span class="NAME">this.graphDiv.style.textAlign</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">'left'</span><span class="PUNC">;</span><span class="WHIT">  </span><span class="COMM">// This is a CSS "reset"</span><span class="WHIT">
<span class='line'>824</span> </span><span class="WHIT">  </span><span class="NAME">this.graphDiv.style.position</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">'relative'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>825</span> </span><span class="WHIT">  </span><span class="NAME">enclosing.appendChild</span><span class="PUNC">(</span><span class="NAME">this.graphDiv</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>826</span> 
<span class='line'>827</span> </span><span class="WHIT">  </span><span class="COMM">// Create the canvas for interactive parts of the chart.</span><span class="WHIT">
<span class='line'>828</span> </span><span class="WHIT">  </span><span class="NAME">this.canvas_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.createCanvas</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>829</span> </span><span class="WHIT">  </span><span class="NAME">this.canvas_.style.position</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"absolute"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>830</span> </span><span class="WHIT">  </span><span class="NAME">this.canvas_.style.top</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>831</span> </span><span class="WHIT">  </span><span class="NAME">this.canvas_.style.left</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>832</span> 
<span class='line'>833</span> </span><span class="WHIT">  </span><span class="COMM">// ... and for static parts of the chart.</span><span class="WHIT">
<span class='line'>834</span> </span><span class="WHIT">  </span><span class="NAME">this.hidden_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.createPlotKitCanvas_</span><span class="PUNC">(</span><span class="NAME">this.canvas_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>835</span> 
<span class='line'>836</span> </span><span class="WHIT">  </span><span class="NAME">this.canvas_ctx_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.getContext</span><span class="PUNC">(</span><span class="NAME">this.canvas_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>837</span> </span><span class="WHIT">  </span><span class="NAME">this.hidden_ctx_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.getContext</span><span class="PUNC">(</span><span class="NAME">this.hidden_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>838</span> 
<span class='line'>839</span> </span><span class="WHIT">  </span><span class="NAME">this.resizeElements_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>840</span> 
<span class='line'>841</span> </span><span class="WHIT">  </span><span class="COMM">// The interactive parts of the graph are drawn on top of the chart.</span><span class="WHIT">
<span class='line'>842</span> </span><span class="WHIT">  </span><span class="NAME">this.graphDiv.appendChild</span><span class="PUNC">(</span><span class="NAME">this.hidden_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>843</span> </span><span class="WHIT">  </span><span class="NAME">this.graphDiv.appendChild</span><span class="PUNC">(</span><span class="NAME">this.canvas_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>844</span> </span><span class="WHIT">  </span><span class="NAME">this.mouseEventElement_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.createMouseEventElement_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>845</span> 
<span class='line'>846</span> </span><span class="WHIT">  </span><span class="COMM">// Create the grapher</span><span class="WHIT">
<span class='line'>847</span> </span><span class="WHIT">  </span><span class="NAME">this.layout_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">DygraphLayout</span><span class="PUNC">(</span><span class="KEYW">this</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>848</span> 
<span class='line'>849</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">dygraph</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">this</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>850</span> 
<span class='line'>851</span> </span><span class="WHIT">  </span><span class="NAME">this.mouseMoveHandler_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">e</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>852</span> </span><span class="WHIT">    </span><span class="NAME">dygraph.mouseMove_</span><span class="PUNC">(</span><span class="NAME">e</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>853</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>854</span> 
<span class='line'>855</span> </span><span class="WHIT">  </span><span class="NAME">this.mouseOutHandler_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">e</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>856</span> </span><span class="WHIT">    </span><span class="COMM">// The mouse has left the chart if:</span><span class="WHIT">
<span class='line'>857</span> </span><span class="WHIT">    </span><span class="COMM">// 1. e.target is inside the chart</span><span class="WHIT">
<span class='line'>858</span> </span><span class="WHIT">    </span><span class="COMM">// 2. e.relatedTarget is outside the chart</span><span class="WHIT">
<span class='line'>859</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">target</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">e.target</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">e.fromElement</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>860</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">relatedTarget</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">e.relatedTarget</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">e.toElement</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>861</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">utils.isNodeContainedBy</span><span class="PUNC">(</span><span class="NAME">target</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">dygraph.graphDiv</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT">
<span class='line'>862</span> </span><span class="WHIT">        </span><span class="PUNC">!</span><span class="NAME">utils.isNodeContainedBy</span><span class="PUNC">(</span><span class="NAME">relatedTarget</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">dygraph.graphDiv</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>863</span> </span><span class="WHIT">      </span><span class="NAME">dygraph.mouseOut_</span><span class="PUNC">(</span><span class="NAME">e</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>864</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>865</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>866</span> 
<span class='line'>867</span> </span><span class="WHIT">  </span><span class="NAME">this.addAndTrackEvent</span><span class="PUNC">(</span><span class="NAME">window</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="STRN">'mouseout'</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.mouseOutHandler_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>868</span> </span><span class="WHIT">  </span><span class="NAME">this.addAndTrackEvent</span><span class="PUNC">(</span><span class="NAME">this.mouseEventElement_</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="STRN">'mousemove'</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.mouseMoveHandler_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>869</span> 
<span class='line'>870</span> </span><span class="WHIT">  </span><span class="COMM">// Don't recreate and register the resize handler on subsequent calls.</span><span class="WHIT">
<span class='line'>871</span> </span><span class="WHIT">  </span><span class="COMM">// This happens when the graph is resized.</span><span class="WHIT">
<span class='line'>872</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">this.resizeHandler_</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>873</span> </span><span class="WHIT">    </span><span class="NAME">this.resizeHandler_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">e</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>874</span> </span><span class="WHIT">      </span><span class="NAME">dygraph.resize</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>875</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>876</span> 
<span class='line'>877</span> </span><span class="WHIT">    </span><span class="COMM">// Update when the window is resized.</span><span class="WHIT">
<span class='line'>878</span> </span><span class="WHIT">    </span><span class="COMM">// TODO(danvk): drop frames depending on complexity of the chart.</span><span class="WHIT">
<span class='line'>879</span> </span><span class="WHIT">    </span><span class="NAME">this.addAndTrackEvent</span><span class="PUNC">(</span><span class="NAME">window</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="STRN">'resize'</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.resizeHandler_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>880</span> 
<span class='line'>881</span> </span><span class="WHIT">    </span><span class="NAME">this.resizeObserver_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>882</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">resizeMode</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getStringOption</span><span class="PUNC">(</span><span class="STRN">'resizable'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>883</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">(</span><span class="KEYW">typeof</span><span class="PUNC">(</span><span class="NAME">ResizeObserver</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="STRN">'undefined'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT">
<span class='line'>884</span> </span><span class="WHIT">        </span><span class="PUNC">(</span><span class="NAME">resizeMode</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="STRN">"no"</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>885</span> </span><span class="WHIT">      </span><span class="NAME">console.error</span><span class="PUNC">(</span><span class="STRN">'ResizeObserver unavailable; ignoring resizable property'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>886</span> </span><span class="WHIT">      </span><span class="NAME">resizeMode</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"no"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>887</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>888</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">resizeMode</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="STRN">"horizontal"</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT">
<span class='line'>889</span> </span><span class="WHIT">        </span><span class="NAME">resizeMode</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="STRN">"vertical"</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT">
<span class='line'>890</span> </span><span class="WHIT">        </span><span class="NAME">resizeMode</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="STRN">"both"</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>891</span> </span><span class="WHIT">      </span><span class="NAME">enclosing.style.resize</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">resizeMode</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>892</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">resizeMode</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="STRN">"passive"</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>893</span> </span><span class="WHIT">      </span><span class="NAME">resizeMode</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"no"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>894</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>895</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">resizeMode</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="STRN">"no"</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>896</span> </span><span class="WHIT">      </span><span class="KEYW">const</span><span class="WHIT"> </span><span class="NAME">maindivOverflow</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">window.getComputedStyle</span><span class="PUNC">(</span><span class="NAME">enclosing</span><span class="PUNC">)</span><span class="PUNC">.</span><span class="NAME">overflow</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>897</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">window.getComputedStyle</span><span class="PUNC">(</span><span class="NAME">enclosing</span><span class="PUNC">)</span><span class="PUNC">.</span><span class="NAME">overflow</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="STRN">'visible'</span><span class="PUNC">)</span><span class="WHIT">
<span class='line'>898</span> </span><span class="WHIT">        </span><span class="NAME">enclosing.style.overflow</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">'hidden'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>899</span> </span><span class="WHIT">      </span><span class="NAME">this.resizeObserver_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">ResizeObserver</span><span class="PUNC">(</span><span class="NAME">this.resizeHandler_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>900</span> </span><span class="WHIT">      </span><span class="NAME">this.resizeObserver_.observe</span><span class="PUNC">(</span><span class="NAME">enclosing</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>901</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>902</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>903</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>904</span> 
<span class='line'>905</span> </span><span class="NAME">Dygraph.prototype.resizeElements_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>906</span> </span><span class="WHIT">  </span><span class="NAME">this.graphDiv.style.width</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.width_</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>907</span> </span><span class="WHIT">  </span><span class="NAME">this.graphDiv.style.height</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.height_</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>908</span> 
<span class='line'>909</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">pixelRatioOption</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getNumericOption</span><span class="PUNC">(</span><span class="STRN">'pixelRatio'</span><span class="PUNC">)</span><span class="WHIT">
<span class='line'>910</span> 
<span class='line'>911</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">canvasScale</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">pixelRatioOption</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">utils.getContextPixelRatio</span><span class="PUNC">(</span><span class="NAME">this.canvas_ctx_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>912</span> </span><span class="WHIT">  </span><span class="NAME">this.canvas_.width</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.width_</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="NAME">canvasScale</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>913</span> </span><span class="WHIT">  </span><span class="NAME">this.canvas_.height</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.height_</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="NAME">canvasScale</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>914</span> </span><span class="WHIT">  </span><span class="NAME">this.canvas_.style.width</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.width_</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"px"</span><span class="PUNC">;</span><span class="WHIT">    </span><span class="COMM">// for IE</span><span class="WHIT">
<span class='line'>915</span> </span><span class="WHIT">  </span><span class="NAME">this.canvas_.style.height</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.height_</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"px"</span><span class="PUNC">;</span><span class="WHIT">  </span><span class="COMM">// for IE</span><span class="WHIT">
<span class='line'>916</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">canvasScale</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>917</span> </span><span class="WHIT">    </span><span class="NAME">this.canvas_ctx_.scale</span><span class="PUNC">(</span><span class="NAME">canvasScale</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">canvasScale</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>918</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>919</span> 
<span class='line'>920</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">hiddenScale</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">pixelRatioOption</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">utils.getContextPixelRatio</span><span class="PUNC">(</span><span class="NAME">this.hidden_ctx_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>921</span> </span><span class="WHIT">  </span><span class="NAME">this.hidden_.width</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.width_</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="NAME">hiddenScale</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>922</span> </span><span class="WHIT">  </span><span class="NAME">this.hidden_.height</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.height_</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="NAME">hiddenScale</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>923</span> </span><span class="WHIT">  </span><span class="NAME">this.hidden_.style.width</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.width_</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"px"</span><span class="PUNC">;</span><span class="WHIT">    </span><span class="COMM">// for IE</span><span class="WHIT">
<span class='line'>924</span> </span><span class="WHIT">  </span><span class="NAME">this.hidden_.style.height</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.height_</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"px"</span><span class="PUNC">;</span><span class="WHIT">  </span><span class="COMM">// for IE</span><span class="WHIT">
<span class='line'>925</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">hiddenScale</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>926</span> </span><span class="WHIT">    </span><span class="NAME">this.hidden_ctx_.scale</span><span class="PUNC">(</span><span class="NAME">hiddenScale</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">hiddenScale</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>927</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>928</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>929</span> 
<span class='line'>930</span> </span><span class="COMM">/**
<span class='line'>931</span>  * Detach DOM elements in the dygraph and null out all data references.
<span class='line'>932</span>  * Calling this when you're done with a dygraph can dramatically reduce memory
<span class='line'>933</span>  * usage. See, e.g., the tests/perf.html example.
<span class='line'>934</span>  */</span><span class="WHIT">
<span class='line'>935</span> </span><span class="NAME">Dygraph.prototype.destroy</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>936</span> </span><span class="WHIT">  </span><span class="NAME">this.canvas_ctx_.restore</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>937</span> </span><span class="WHIT">  </span><span class="NAME">this.hidden_ctx_.restore</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>938</span> 
<span class='line'>939</span> </span><span class="WHIT">  </span><span class="COMM">// Destroy any plugins, in the reverse order that they were registered.</span><span class="WHIT">
<span class='line'>940</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.plugins_.length</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">>=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">--</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>941</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">p</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.plugins_.pop</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>942</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">p.plugin.destroy</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">p.plugin.destroy</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>943</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>944</span> 
<span class='line'>945</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">removeRecursive</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">node</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>946</span> </span><span class="WHIT">    </span><span class="KEYW">while</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">node.hasChildNodes</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>947</span> </span><span class="WHIT">      </span><span class="NAME">removeRecursive</span><span class="PUNC">(</span><span class="NAME">node.firstChild</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>948</span> </span><span class="WHIT">      </span><span class="NAME">node.removeChild</span><span class="PUNC">(</span><span class="NAME">node.firstChild</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>949</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>950</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>951</span> 
<span class='line'>952</span> </span><span class="WHIT">  </span><span class="NAME">this.removeTrackedEvents_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>953</span> 
<span class='line'>954</span> </span><span class="WHIT">  </span><span class="COMM">// remove mouse event handlers (This may not be necessary anymore)</span><span class="WHIT">
<span class='line'>955</span> </span><span class="WHIT">  </span><span class="NAME">utils.removeEvent</span><span class="PUNC">(</span><span class="NAME">window</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="STRN">'mouseout'</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.mouseOutHandler_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>956</span> </span><span class="WHIT">  </span><span class="NAME">utils.removeEvent</span><span class="PUNC">(</span><span class="NAME">this.mouseEventElement_</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="STRN">'mousemove'</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.mouseMoveHandler_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>957</span> 
<span class='line'>958</span> </span><span class="WHIT">  </span><span class="COMM">// dispose of resizing handlers</span><span class="WHIT">
<span class='line'>959</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.resizeObserver_</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>960</span> </span><span class="WHIT">    </span><span class="NAME">this.resizeObserver_.disconnect</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>961</span> </span><span class="WHIT">    </span><span class="NAME">this.resizeObserver_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>962</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>963</span> </span><span class="WHIT">  </span><span class="NAME">utils.removeEvent</span><span class="PUNC">(</span><span class="NAME">window</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="STRN">'resize'</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.resizeHandler_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>964</span> </span><span class="WHIT">  </span><span class="NAME">this.resizeHandler_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>965</span> 
<span class='line'>966</span> </span><span class="WHIT">  </span><span class="NAME">removeRecursive</span><span class="PUNC">(</span><span class="NAME">this.maindiv_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>967</span> 
<span class='line'>968</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">nullOut</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">nullOut</span><span class="PUNC">(</span><span class="NAME">obj</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>969</span> </span><span class="WHIT">    </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">n</span><span class="WHIT"> </span><span class="KEYW">in</span><span class="WHIT"> </span><span class="NAME">obj</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>970</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">typeof</span><span class="PUNC">(</span><span class="NAME">obj</span><span class="PUNC">[</span><span class="NAME">n</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="STRN">'object'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>971</span> </span><span class="WHIT">        </span><span class="NAME">obj</span><span class="PUNC">[</span><span class="NAME">n</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>972</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>973</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>974</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>975</span> </span><span class="WHIT">  </span><span class="COMM">// These may not all be necessary, but it can't hurt...</span><span class="WHIT">
<span class='line'>976</span> </span><span class="WHIT">  </span><span class="NAME">nullOut</span><span class="PUNC">(</span><span class="NAME">this.layout_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>977</span> </span><span class="WHIT">  </span><span class="NAME">nullOut</span><span class="PUNC">(</span><span class="NAME">this.plotter_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>978</span> </span><span class="WHIT">  </span><span class="NAME">nullOut</span><span class="PUNC">(</span><span class="KEYW">this</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>979</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>980</span> 
<span class='line'>981</span> </span><span class="COMM">/**
<span class='line'>982</span>  * Creates the canvas on which the chart will be drawn. Only the Renderer ever
<span class='line'>983</span>  * draws on this particular canvas. All Dygraph work (i.e. drawing hover dots
<span class='line'>984</span>  * or the zoom rectangles) is done on this.canvas_.
<span class='line'>985</span>  * @param {Object} canvas The Dygraph canvas over which to overlay the plot
<span class='line'>986</span>  * @return {Object} The newly-created canvas
<span class='line'>987</span>  * @private
<span class='line'>988</span>  */</span><span class="WHIT">
<span class='line'>989</span> </span><span class="NAME">Dygraph.prototype.createPlotKitCanvas_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">canvas</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>990</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">h</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.createCanvas</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>991</span> </span><span class="WHIT">  </span><span class="NAME">h.style.position</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"absolute"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>992</span> </span><span class="WHIT">  </span><span class="COMM">// TODO(danvk): h should be offset from canvas. canvas needs to include</span><span class="WHIT">
<span class='line'>993</span> </span><span class="WHIT">  </span><span class="COMM">// some extra area to make it easier to zoom in on the far left and far</span><span class="WHIT">
<span class='line'>994</span> </span><span class="WHIT">  </span><span class="COMM">// right. h needs to be precisely the plot area, so that clipping occurs.</span><span class="WHIT">
<span class='line'>995</span> </span><span class="WHIT">  </span><span class="NAME">h.style.top</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">canvas.style.top</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>996</span> </span><span class="WHIT">  </span><span class="NAME">h.style.left</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">canvas.style.left</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>997</span> </span><span class="WHIT">  </span><span class="NAME">h.width</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.width_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>998</span> </span><span class="WHIT">  </span><span class="NAME">h.height</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.height_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>999</span> </span><span class="WHIT">  </span><span class="NAME">h.style.width</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.width_</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"px"</span><span class="PUNC">;</span><span class="WHIT">    </span><span class="COMM">// for IE</span><span class="WHIT">
<span class='line'>1000</span> </span><span class="WHIT">  </span><span class="NAME">h.style.height</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.height_</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"px"</span><span class="PUNC">;</span><span class="WHIT">  </span><span class="COMM">// for IE</span><span class="WHIT">
<span class='line'>1001</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">h</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1002</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1003</span> 
<span class='line'>1004</span> </span><span class="COMM">/**
<span class='line'>1005</span>  * Creates an overlay element used to handle mouse events.
<span class='line'>1006</span>  * @return {Object} The mouse event element.
<span class='line'>1007</span>  * @private
<span class='line'>1008</span>  */</span><span class="WHIT">
<span class='line'>1009</span> </span><span class="NAME">Dygraph.prototype.createMouseEventElement_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1010</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">this.canvas_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1011</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1012</span> 
<span class='line'>1013</span> </span><span class="COMM">/**
<span class='line'>1014</span>  * Generate a set of distinct colors for the data series. This is done with a
<span class='line'>1015</span>  * color wheel. Saturation/Value are customizable, and the hue is
<span class='line'>1016</span>  * equally-spaced around the color wheel. If a custom set of colors is
<span class='line'>1017</span>  * specified, that is used instead.
<span class='line'>1018</span>  * @private
<span class='line'>1019</span>  */</span><span class="WHIT">
<span class='line'>1020</span> </span><span class="NAME">Dygraph.prototype.setColors_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1021</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">labels</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getLabels</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1022</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">num</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">labels.length</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1023</span> </span><span class="WHIT">  </span><span class="NAME">this.colors_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1024</span> </span><span class="WHIT">  </span><span class="NAME">this.colorsMap_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1025</span> 
<span class='line'>1026</span> </span><span class="WHIT">  </span><span class="COMM">// These are used for when no custom colors are specified.</span><span class="WHIT">
<span class='line'>1027</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">sat</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getNumericOption</span><span class="PUNC">(</span><span class="STRN">'colorSaturation'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NUMB">1.0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1028</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">val</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getNumericOption</span><span class="PUNC">(</span><span class="STRN">'colorValue'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NUMB">0.5</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1029</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">half</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">Math.ceil</span><span class="PUNC">(</span><span class="NAME">num</span><span class="WHIT"> </span><span class="PUNC">/</span><span class="WHIT"> </span><span class="NUMB">2</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1030</span> 
<span class='line'>1031</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">colors</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getOption</span><span class="PUNC">(</span><span class="STRN">'colors'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1032</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">visibility</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.visibility</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1033</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">num</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1034</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">visibility</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1035</span> </span><span class="WHIT">      </span><span class="KEYW">continue</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1036</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1037</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">label</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">labels</span><span class="PUNC">[</span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1038</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">colorStr</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.attributes_.getForSeries</span><span class="PUNC">(</span><span class="STRN">'color'</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">label</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1039</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">colorStr</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1040</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">colors</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1041</span> </span><span class="WHIT">        </span><span class="NAME">colorStr</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">colors</span><span class="PUNC">[</span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">%</span><span class="WHIT"> </span><span class="NAME">colors.length</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1042</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1043</span> </span><span class="WHIT">        </span><span class="COMM">// alternate colors for high contrast.</span><span class="WHIT">
<span class='line'>1044</span> </span><span class="WHIT">        </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">%</span><span class="WHIT"> </span><span class="NUMB">2</span><span class="WHIT"> </span><span class="PUNC">?</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">half</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">)</span><span class="PUNC">/</span><span class="WHIT"> </span><span class="NUMB">2</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">Math.ceil</span><span class="PUNC">(</span><span class="PUNC">(</span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">/</span><span class="WHIT"> </span><span class="NUMB">2</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1045</span> </span><span class="WHIT">        </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">hue</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NUMB">1.0</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="WHIT"> </span><span class="PUNC">/</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NUMB">1</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">num</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1046</span> </span><span class="WHIT">        </span><span class="NAME">colorStr</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.hsvToRGB</span><span class="PUNC">(</span><span class="NAME">hue</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">sat</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">val</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1047</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1048</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1049</span> </span><span class="WHIT">    </span><span class="NAME">this.colors_.push</span><span class="PUNC">(</span><span class="NAME">colorStr</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1050</span> </span><span class="WHIT">    </span><span class="NAME">this.colorsMap_</span><span class="PUNC">[</span><span class="NAME">label</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">colorStr</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1051</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1052</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1053</span> 
<span class='line'>1054</span> </span><span class="COMM">/**
<span class='line'>1055</span>  * Return the list of colors. This is either the list of colors passed in the
<span class='line'>1056</span>  * attributes or the autogenerated list of rgb(r,g,b) strings.
<span class='line'>1057</span>  * This does not return colors for invisible series.
<span class='line'>1058</span>  * @return {Array.&lt;string>} The list of colors.
<span class='line'>1059</span>  */</span><span class="WHIT">
<span class='line'>1060</span> </span><span class="NAME">Dygraph.prototype.getColors</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1061</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">this.colors_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1062</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1063</span> 
<span class='line'>1064</span> </span><span class="COMM">/**
<span class='line'>1065</span>  * Returns a few attributes of a series, i.e. its color, its visibility, which
<span class='line'>1066</span>  * axis it's assigned to, and its column in the original data.
<span class='line'>1067</span>  * Returns null if the series does not exist.
<span class='line'>1068</span>  * Otherwise, returns an object with column, visibility, color and axis properties.
<span class='line'>1069</span>  * The "axis" property will be set to 1 for y1 and 2 for y2.
<span class='line'>1070</span>  * The "column" property can be fed back into getValue(row, column) to get
<span class='line'>1071</span>  * values for this series.
<span class='line'>1072</span>  */</span><span class="WHIT">
<span class='line'>1073</span> </span><span class="NAME">Dygraph.prototype.getPropertiesForSeries</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">series_name</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1074</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1075</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">labels</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getLabels</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1076</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">labels.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1077</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">labels</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="NAME">series_name</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1078</span> </span><span class="WHIT">      </span><span class="NAME">idx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1079</span> </span><span class="WHIT">      </span><span class="KEYW">break</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1080</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1081</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1082</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">idx</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NUMB">1</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1083</span> 
<span class='line'>1084</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1085</span> </span><span class="WHIT">    </span><span class="NAME">name</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">series_name</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1086</span> </span><span class="WHIT">    </span><span class="NAME">column</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1087</span> </span><span class="WHIT">    </span><span class="NAME">visible</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">this.visibility</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">[</span><span class="NAME">idx</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1088</span> </span><span class="WHIT">    </span><span class="NAME">color</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">this.colorsMap_</span><span class="PUNC">[</span><span class="NAME">series_name</span><span class="PUNC">]</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1089</span> </span><span class="WHIT">    </span><span class="NAME">axis</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">this.attributes_.axisForSeries</span><span class="PUNC">(</span><span class="NAME">series_name</span><span class="PUNC">)</span><span class="WHIT">
<span class='line'>1090</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1091</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1092</span> 
<span class='line'>1093</span> </span><span class="COMM">/**
<span class='line'>1094</span>  * Create the text box to adjust the averaging period
<span class='line'>1095</span>  * @private
<span class='line'>1096</span>  */</span><span class="WHIT">
<span class='line'>1097</span> </span><span class="NAME">Dygraph.prototype.createRollInterface_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1098</span> </span><span class="WHIT">  </span><span class="COMM">// Create a roller if one doesn't exist already.</span><span class="WHIT">
<span class='line'>1099</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">roller</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.roller_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1100</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">roller</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1101</span> </span><span class="WHIT">    </span><span class="NAME">this.roller_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">roller</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">document.createElement</span><span class="PUNC">(</span><span class="STRN">"input"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1102</span> </span><span class="WHIT">    </span><span class="NAME">roller.type</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"text"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1103</span> </span><span class="WHIT">    </span><span class="NAME">roller.style.display</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"none"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1104</span> </span><span class="WHIT">    </span><span class="NAME">roller.className</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">'dygraph-roller'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1105</span> </span><span class="WHIT">    </span><span class="NAME">this.graphDiv.appendChild</span><span class="PUNC">(</span><span class="NAME">roller</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1106</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1107</span> 
<span class='line'>1108</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">display</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getBooleanOption</span><span class="PUNC">(</span><span class="STRN">'showRoller'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">?</span><span class="WHIT"> </span><span class="STRN">'block'</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="STRN">'none'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1109</span> 
<span class='line'>1110</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">area</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getArea</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1111</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">textAttr</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1112</span> </span><span class="WHIT">                   </span><span class="STRN">"top"</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">area.y</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">area.h</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NUMB">25</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"px"</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1113</span> </span><span class="WHIT">                   </span><span class="STRN">"left"</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">area.x</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"px"</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1114</span> </span><span class="WHIT">                   </span><span class="STRN">"display"</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">display</span><span class="WHIT">
<span class='line'>1115</span> </span><span class="WHIT">                 </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1116</span> </span><span class="WHIT">  </span><span class="NAME">roller.size</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"2"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1117</span> </span><span class="WHIT">  </span><span class="NAME">roller.value</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.rollPeriod_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1118</span> </span><span class="WHIT">  </span><span class="NAME">utils.update</span><span class="PUNC">(</span><span class="NAME">roller.style</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">textAttr</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1119</span> 
<span class='line'>1120</span> </span><span class="WHIT">  </span><span class="KEYW">const</span><span class="WHIT"> </span><span class="NAME">that</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">this</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1121</span> </span><span class="WHIT">  </span><span class="NAME">roller.onchange</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">onchange</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1122</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">that.adjustRoll</span><span class="PUNC">(</span><span class="NAME">roller.value</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1123</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1124</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1125</span> 
<span class='line'>1126</span> </span><span class="COMM">/**
<span class='line'>1127</span>  * Set up all the mouse handlers needed to capture dragging behavior for zoom
<span class='line'>1128</span>  * events.
<span class='line'>1129</span>  * @private
<span class='line'>1130</span>  */</span><span class="WHIT">
<span class='line'>1131</span> </span><span class="NAME">Dygraph.prototype.createDragInterface_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1132</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">context</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1133</span> </span><span class="WHIT">    </span><span class="COMM">// Tracks whether the mouse is down right now</span><span class="WHIT">
<span class='line'>1134</span> </span><span class="WHIT">    </span><span class="NAME">isZooming</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1135</span> </span><span class="WHIT">    </span><span class="NAME">isPanning</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">,</span><span class="WHIT">  </span><span class="COMM">// is this drag part of a pan?</span><span class="WHIT">
<span class='line'>1136</span> </span><span class="WHIT">    </span><span class="NAME">is2DPan</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">,</span><span class="WHIT">    </span><span class="COMM">// if so, is that pan 1- or 2-dimensional?</span><span class="WHIT">
<span class='line'>1137</span> </span><span class="WHIT">    </span><span class="NAME">dragStartX</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="COMM">// pixel coordinates</span><span class="WHIT">
<span class='line'>1138</span> </span><span class="WHIT">    </span><span class="NAME">dragStartY</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="COMM">// pixel coordinates</span><span class="WHIT">
<span class='line'>1139</span> </span><span class="WHIT">    </span><span class="NAME">dragEndX</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="COMM">// pixel coordinates</span><span class="WHIT">
<span class='line'>1140</span> </span><span class="WHIT">    </span><span class="NAME">dragEndY</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="COMM">// pixel coordinates</span><span class="WHIT">
<span class='line'>1141</span> </span><span class="WHIT">    </span><span class="NAME">dragDirection</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1142</span> </span><span class="WHIT">    </span><span class="NAME">prevEndX</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="COMM">// pixel coordinates</span><span class="WHIT">
<span class='line'>1143</span> </span><span class="WHIT">    </span><span class="NAME">prevEndY</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="COMM">// pixel coordinates</span><span class="WHIT">
<span class='line'>1144</span> </span><span class="WHIT">    </span><span class="NAME">prevDragDirection</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1145</span> </span><span class="WHIT">    </span><span class="NAME">cancelNextDblclick</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">,</span><span class="WHIT">  </span><span class="COMM">// see comment in dygraph-interaction-model.js</span><span class="WHIT">
<span class='line'>1146</span> 
<span class='line'>1147</span> </span><span class="WHIT">    </span><span class="COMM">// The value on the left side of the graph when a pan operation starts.</span><span class="WHIT">
<span class='line'>1148</span> </span><span class="WHIT">    </span><span class="NAME">initialLeftmostDate</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1149</span> 
<span class='line'>1150</span> </span><span class="WHIT">    </span><span class="COMM">// The number of units each pixel spans. (This won't be valid for log</span><span class="WHIT">
<span class='line'>1151</span> </span><span class="WHIT">    </span><span class="COMM">// scales)</span><span class="WHIT">
<span class='line'>1152</span> </span><span class="WHIT">    </span><span class="NAME">xUnitsPerPixel</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1153</span> 
<span class='line'>1154</span> </span><span class="WHIT">    </span><span class="COMM">// TODO(danvk): update this comment</span><span class="WHIT">
<span class='line'>1155</span> </span><span class="WHIT">    </span><span class="COMM">// The range in second/value units that the viewport encompasses during a</span><span class="WHIT">
<span class='line'>1156</span> </span><span class="WHIT">    </span><span class="COMM">// panning operation.</span><span class="WHIT">
<span class='line'>1157</span> </span><span class="WHIT">    </span><span class="NAME">dateRange</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1158</span> 
<span class='line'>1159</span> </span><span class="WHIT">    </span><span class="COMM">// Top-left corner of the canvas, in DOM coords</span><span class="WHIT">
<span class='line'>1160</span> </span><span class="WHIT">    </span><span class="COMM">// TODO(konigsberg): Rename topLeftCanvasX, topLeftCanvasY.</span><span class="WHIT">
<span class='line'>1161</span> </span><span class="WHIT">    </span><span class="NAME">px</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1162</span> </span><span class="WHIT">    </span><span class="NAME">py</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1163</span> 
<span class='line'>1164</span> </span><span class="WHIT">    </span><span class="COMM">// Values for use with panEdgeFraction, which limit how far outside the</span><span class="WHIT">
<span class='line'>1165</span> </span><span class="WHIT">    </span><span class="COMM">// graph's data boundaries it can be panned.</span><span class="WHIT">
<span class='line'>1166</span> </span><span class="WHIT">    </span><span class="NAME">boundedDates</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="COMM">// [minDate, maxDate]</span><span class="WHIT">
<span class='line'>1167</span> </span><span class="WHIT">    </span><span class="NAME">boundedValues</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="COMM">// [[minValue, maxValue] ...]</span><span class="WHIT">
<span class='line'>1168</span> 
<span class='line'>1169</span> </span><span class="WHIT">    </span><span class="COMM">// We cover iframes during mouse interactions. See comments in</span><span class="WHIT">
<span class='line'>1170</span> </span><span class="WHIT">    </span><span class="COMM">// dygraph-utils.js for more info on why this is a good idea.</span><span class="WHIT">
<span class='line'>1171</span> </span><span class="WHIT">    </span><span class="NAME">tarp</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">IFrameTarp</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1172</span> 
<span class='line'>1173</span> </span><span class="WHIT">    </span><span class="COMM">// contextB is the same thing as this context object but renamed.</span><span class="WHIT">
<span class='line'>1174</span> </span><span class="WHIT">    </span><span class="NAME">initializeMouseDown</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">event</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">g</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">contextB</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1175</span> </span><span class="WHIT">      </span><span class="COMM">// prevents mouse drags from selecting page text.</span><span class="WHIT">
<span class='line'>1176</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">event.preventDefault</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1177</span> </span><span class="WHIT">        </span><span class="NAME">event.preventDefault</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">  </span><span class="COMM">// Firefox, Chrome, etc.</span><span class="WHIT">
<span class='line'>1178</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1179</span> </span><span class="WHIT">        </span><span class="NAME">event.returnValue</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">  </span><span class="COMM">// IE</span><span class="WHIT">
<span class='line'>1180</span> </span><span class="WHIT">        </span><span class="NAME">event.cancelBubble</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1181</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1182</span> 
<span class='line'>1183</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">canvasPos</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.findPos</span><span class="PUNC">(</span><span class="NAME">g.canvas_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1184</span> </span><span class="WHIT">      </span><span class="NAME">contextB.px</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">canvasPos.x</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1185</span> </span><span class="WHIT">      </span><span class="NAME">contextB.py</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">canvasPos.y</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1186</span> </span><span class="WHIT">      </span><span class="NAME">contextB.dragStartX</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.dragGetX_</span><span class="PUNC">(</span><span class="NAME">event</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">contextB</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1187</span> </span><span class="WHIT">      </span><span class="NAME">contextB.dragStartY</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.dragGetY_</span><span class="PUNC">(</span><span class="NAME">event</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">contextB</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1188</span> </span><span class="WHIT">      </span><span class="NAME">contextB.cancelNextDblclick</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1189</span> </span><span class="WHIT">      </span><span class="NAME">contextB.tarp.cover</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1190</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1191</span> </span><span class="WHIT">    </span><span class="NAME">destroy</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1192</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">context</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">this</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1193</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">context.isZooming</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">context.isPanning</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1194</span> </span><span class="WHIT">        </span><span class="NAME">context.isZooming</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1195</span> </span><span class="WHIT">        </span><span class="NAME">context.dragStartX</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1196</span> </span><span class="WHIT">        </span><span class="NAME">context.dragStartY</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1197</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1198</span> 
<span class='line'>1199</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">context.isPanning</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1200</span> </span><span class="WHIT">        </span><span class="NAME">context.isPanning</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1201</span> </span><span class="WHIT">        </span><span class="NAME">context.draggingDate</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1202</span> </span><span class="WHIT">        </span><span class="NAME">context.dateRange</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1203</span> </span><span class="WHIT">        </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">self.axes_.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1204</span> </span><span class="WHIT">          </span><span class="KEYW">delete</span><span class="WHIT"> </span><span class="NAME">self.axes_</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">draggingValue</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1205</span> </span><span class="WHIT">          </span><span class="KEYW">delete</span><span class="WHIT"> </span><span class="NAME">self.axes_</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">dragValueRange</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1206</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1207</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1208</span> 
<span class='line'>1209</span> </span><span class="WHIT">      </span><span class="NAME">context.tarp.uncover</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1210</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1211</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1212</span> 
<span class='line'>1213</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">interactionModel</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getOption</span><span class="PUNC">(</span><span class="STRN">"interactionModel"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1214</span> 
<span class='line'>1215</span> </span><span class="WHIT">  </span><span class="COMM">// Self is the graph.</span><span class="WHIT">
<span class='line'>1216</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">self</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">this</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1217</span> 
<span class='line'>1218</span> </span><span class="WHIT">  </span><span class="COMM">// Function that binds the graph and context to the handler.</span><span class="WHIT">
<span class='line'>1219</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">bindHandler</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">handler</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1220</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">event</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1221</span> </span><span class="WHIT">      </span><span class="NAME">handler</span><span class="PUNC">(</span><span class="NAME">event</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">self</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">context</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1222</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1223</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1224</span> 
<span class='line'>1225</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">eventName</span><span class="WHIT"> </span><span class="KEYW">in</span><span class="WHIT"> </span><span class="NAME">interactionModel</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1226</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">interactionModel.hasOwnProperty</span><span class="PUNC">(</span><span class="NAME">eventName</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">continue</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1227</span> </span><span class="WHIT">    </span><span class="NAME">this.addAndTrackEvent</span><span class="PUNC">(</span><span class="NAME">this.mouseEventElement_</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">eventName</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1228</span> </span><span class="WHIT">        </span><span class="NAME">bindHandler</span><span class="PUNC">(</span><span class="NAME">interactionModel</span><span class="PUNC">[</span><span class="NAME">eventName</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1229</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1230</span> 
<span class='line'>1231</span> </span><span class="WHIT">  </span><span class="COMM">// If the user releases the mouse button during a drag, but not over the</span><span class="WHIT">
<span class='line'>1232</span> </span><span class="WHIT">  </span><span class="COMM">// canvas, then it doesn't count as a zooming action.</span><span class="WHIT">
<span class='line'>1233</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">interactionModel.willDestroyContextMyself</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1234</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">mouseUpHandler</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">event</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1235</span> </span><span class="WHIT">      </span><span class="NAME">context.destroy</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1236</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1237</span> 
<span class='line'>1238</span> </span><span class="WHIT">    </span><span class="NAME">this.addAndTrackEvent</span><span class="PUNC">(</span><span class="NAME">document</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="STRN">'mouseup'</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">mouseUpHandler</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1239</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1240</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1241</span> 
<span class='line'>1242</span> </span><span class="COMM">/**
<span class='line'>1243</span>  * Draw a gray zoom rectangle over the desired area of the canvas. Also clears
<span class='line'>1244</span>  * up any previous zoom rectangles that were drawn. This could be optimized to
<span class='line'>1245</span>  * avoid extra redrawing, but it's tricky to avoid interactions with the status
<span class='line'>1246</span>  * dots.
<span class='line'>1247</span>  *
<span class='line'>1248</span>  * @param {number} direction the direction of the zoom rectangle. Acceptable
<span class='line'>1249</span>  *     values are utils.HORIZONTAL and utils.VERTICAL.
<span class='line'>1250</span>  * @param {number} startX The X position where the drag started, in canvas
<span class='line'>1251</span>  *     coordinates.
<span class='line'>1252</span>  * @param {number} endX The current X position of the drag, in canvas coords.
<span class='line'>1253</span>  * @param {number} startY The Y position where the drag started, in canvas
<span class='line'>1254</span>  *     coordinates.
<span class='line'>1255</span>  * @param {number} endY The current Y position of the drag, in canvas coords.
<span class='line'>1256</span>  * @param {number} prevDirection the value of direction on the previous call to
<span class='line'>1257</span>  *     this function. Used to avoid excess redrawing
<span class='line'>1258</span>  * @param {number} prevEndX The value of endX on the previous call to this
<span class='line'>1259</span>  *     function. Used to avoid excess redrawing
<span class='line'>1260</span>  * @param {number} prevEndY The value of endY on the previous call to this
<span class='line'>1261</span>  *     function. Used to avoid excess redrawing
<span class='line'>1262</span>  * @private
<span class='line'>1263</span>  */</span><span class="WHIT">
<span class='line'>1264</span> </span><span class="NAME">Dygraph.prototype.drawZoomRect_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">direction</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">startX</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">endX</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">startY</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1265</span> </span><span class="WHIT">                                           </span><span class="NAME">endY</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">prevDirection</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">prevEndX</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1266</span> </span><span class="WHIT">                                           </span><span class="NAME">prevEndY</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1267</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">ctx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.canvas_ctx_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1268</span> 
<span class='line'>1269</span> </span><span class="WHIT">  </span><span class="COMM">// Clean up from the previous rect if necessary</span><span class="WHIT">
<span class='line'>1270</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">prevDirection</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="NAME">utils.HORIZONTAL</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1271</span> </span><span class="WHIT">    </span><span class="NAME">ctx.clearRect</span><span class="PUNC">(</span><span class="NAME">Math.min</span><span class="PUNC">(</span><span class="NAME">startX</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">prevEndX</span><span class="PUNC">)</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.layout_.getPlotArea</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">.</span><span class="NAME">y</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1272</span> </span><span class="WHIT">                  </span><span class="NAME">Math.abs</span><span class="PUNC">(</span><span class="NAME">startX</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">prevEndX</span><span class="PUNC">)</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.layout_.getPlotArea</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">.</span><span class="NAME">h</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1273</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">prevDirection</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="NAME">utils.VERTICAL</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1274</span> </span><span class="WHIT">    </span><span class="NAME">ctx.clearRect</span><span class="PUNC">(</span><span class="NAME">this.layout_.getPlotArea</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">.</span><span class="NAME">x</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">Math.min</span><span class="PUNC">(</span><span class="NAME">startY</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">prevEndY</span><span class="PUNC">)</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1275</span> </span><span class="WHIT">                  </span><span class="NAME">this.layout_.getPlotArea</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">.</span><span class="NAME">w</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">Math.abs</span><span class="PUNC">(</span><span class="NAME">startY</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">prevEndY</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1276</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1277</span> 
<span class='line'>1278</span> </span><span class="WHIT">  </span><span class="COMM">// Draw a light-grey rectangle to show the new viewing area</span><span class="WHIT">
<span class='line'>1279</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">direction</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="NAME">utils.HORIZONTAL</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1280</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">endX</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">startX</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1281</span> </span><span class="WHIT">      </span><span class="NAME">ctx.fillStyle</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"rgba(128,128,128,0.33)"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1282</span> </span><span class="WHIT">      </span><span class="NAME">ctx.fillRect</span><span class="PUNC">(</span><span class="NAME">Math.min</span><span class="PUNC">(</span><span class="NAME">startX</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">endX</span><span class="PUNC">)</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.layout_.getPlotArea</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">.</span><span class="NAME">y</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1283</span> </span><span class="WHIT">                   </span><span class="NAME">Math.abs</span><span class="PUNC">(</span><span class="NAME">endX</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">startX</span><span class="PUNC">)</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.layout_.getPlotArea</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">.</span><span class="NAME">h</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1284</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1285</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">direction</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="NAME">utils.VERTICAL</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1286</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">endY</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">startY</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1287</span> </span><span class="WHIT">      </span><span class="NAME">ctx.fillStyle</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"rgba(128,128,128,0.33)"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1288</span> </span><span class="WHIT">      </span><span class="NAME">ctx.fillRect</span><span class="PUNC">(</span><span class="NAME">this.layout_.getPlotArea</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">.</span><span class="NAME">x</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">Math.min</span><span class="PUNC">(</span><span class="NAME">startY</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">endY</span><span class="PUNC">)</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1289</span> </span><span class="WHIT">                   </span><span class="NAME">this.layout_.getPlotArea</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">.</span><span class="NAME">w</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">Math.abs</span><span class="PUNC">(</span><span class="NAME">endY</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">startY</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1290</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1291</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1292</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1293</span> 
<span class='line'>1294</span> </span><span class="COMM">/**
<span class='line'>1295</span>  * Clear the zoom rectangle (and perform no zoom).
<span class='line'>1296</span>  * @private
<span class='line'>1297</span>  */</span><span class="WHIT">
<span class='line'>1298</span> </span><span class="NAME">Dygraph.prototype.clearZoomRect_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1299</span> </span><span class="WHIT">  </span><span class="NAME">this.currentZoomRectArgs_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1300</span> </span><span class="WHIT">  </span><span class="NAME">this.canvas_ctx_.clearRect</span><span class="PUNC">(</span><span class="NUMB">0</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.width_</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.height_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1301</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1302</span> 
<span class='line'>1303</span> </span><span class="COMM">/**
<span class='line'>1304</span>  * Zoom to something containing [lowX, highX]. These are pixel coordinates in
<span class='line'>1305</span>  * the canvas. The exact zoom window may be slightly larger if there are no data
<span class='line'>1306</span>  * points near lowX or highX. Don't confuse this function with doZoomXDates,
<span class='line'>1307</span>  * which accepts dates that match the raw data. This function redraws the graph.
<span class='line'>1308</span>  *
<span class='line'>1309</span>  * @param {number} lowX The leftmost pixel value that should be visible.
<span class='line'>1310</span>  * @param {number} highX The rightmost pixel value that should be visible.
<span class='line'>1311</span>  * @private
<span class='line'>1312</span>  */</span><span class="WHIT">
<span class='line'>1313</span> </span><span class="NAME">Dygraph.prototype.doZoomX_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">lowX</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">highX</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1314</span> </span><span class="WHIT">  </span><span class="NAME">this.currentZoomRectArgs_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1315</span> </span><span class="WHIT">  </span><span class="COMM">// Find the earliest and latest dates contained in this canvasx range.</span><span class="WHIT">
<span class='line'>1316</span> </span><span class="WHIT">  </span><span class="COMM">// Convert the call to date ranges of the raw data.</span><span class="WHIT">
<span class='line'>1317</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">minDate</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.toDataXCoord</span><span class="PUNC">(</span><span class="NAME">lowX</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1318</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">maxDate</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.toDataXCoord</span><span class="PUNC">(</span><span class="NAME">highX</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1319</span> </span><span class="WHIT">  </span><span class="NAME">this.doZoomXDates_</span><span class="PUNC">(</span><span class="NAME">minDate</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">maxDate</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1320</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1321</span> 
<span class='line'>1322</span> </span><span class="COMM">/**
<span class='line'>1323</span>  * Zoom to something containing [minDate, maxDate] values. Don't confuse this
<span class='line'>1324</span>  * method with doZoomX which accepts pixel coordinates. This function redraws
<span class='line'>1325</span>  * the graph.
<span class='line'>1326</span>  *
<span class='line'>1327</span>  * @param {number} minDate The minimum date that should be visible.
<span class='line'>1328</span>  * @param {number} maxDate The maximum date that should be visible.
<span class='line'>1329</span>  * @private
<span class='line'>1330</span>  */</span><span class="WHIT">
<span class='line'>1331</span> </span><span class="NAME">Dygraph.prototype.doZoomXDates_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">minDate</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">maxDate</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1332</span> </span><span class="WHIT">  </span><span class="COMM">// TODO(danvk): when xAxisRange is null (i.e. "fit to data", the animation</span><span class="WHIT">
<span class='line'>1333</span> </span><span class="WHIT">  </span><span class="COMM">// can produce strange effects. Rather than the x-axis transitioning slowly</span><span class="WHIT">
<span class='line'>1334</span> </span><span class="WHIT">  </span><span class="COMM">// between values, it can jerk around.)</span><span class="WHIT">
<span class='line'>1335</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">old_window</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.xAxisRange</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1336</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">new_window</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="NAME">minDate</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">maxDate</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1337</span> </span><span class="WHIT">  </span><span class="KEYW">const</span><span class="WHIT"> </span><span class="NAME">zoomCallback</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getFunctionOption</span><span class="PUNC">(</span><span class="STRN">'zoomCallback'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1338</span> </span><span class="WHIT">  </span><span class="KEYW">const</span><span class="WHIT"> </span><span class="NAME">that</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">this</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1339</span> </span><span class="WHIT">  </span><span class="NAME">this.doAnimatedZoom</span><span class="PUNC">(</span><span class="NAME">old_window</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">new_window</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">animatedZoomCallback</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1340</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">zoomCallback</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1341</span> </span><span class="WHIT">      </span><span class="NAME">zoomCallback.call</span><span class="PUNC">(</span><span class="NAME">that</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">minDate</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">maxDate</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">that.yAxisRanges</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1342</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1343</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1344</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1345</span> 
<span class='line'>1346</span> </span><span class="COMM">/**
<span class='line'>1347</span>  * Zoom to something containing [lowY, highY]. These are pixel coordinates in
<span class='line'>1348</span>  * the canvas. This function redraws the graph.
<span class='line'>1349</span>  *
<span class='line'>1350</span>  * @param {number} lowY The topmost pixel value that should be visible.
<span class='line'>1351</span>  * @param {number} highY The lowest pixel value that should be visible.
<span class='line'>1352</span>  * @private
<span class='line'>1353</span>  */</span><span class="WHIT">
<span class='line'>1354</span> </span><span class="NAME">Dygraph.prototype.doZoomY_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">lowY</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">highY</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1355</span> </span><span class="WHIT">  </span><span class="NAME">this.currentZoomRectArgs_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1356</span> </span><span class="WHIT">  </span><span class="COMM">// Find the highest and lowest values in pixel range for each axis.</span><span class="WHIT">
<span class='line'>1357</span> </span><span class="WHIT">  </span><span class="COMM">// Note that lowY (in pixels) corresponds to the max Value (in data coords).</span><span class="WHIT">
<span class='line'>1358</span> </span><span class="WHIT">  </span><span class="COMM">// This is because pixels increase as you go down on the screen, whereas data</span><span class="WHIT">
<span class='line'>1359</span> </span><span class="WHIT">  </span><span class="COMM">// coordinates increase as you go up the screen.</span><span class="WHIT">
<span class='line'>1360</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">oldValueRanges</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.yAxisRanges</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1361</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">newValueRanges</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1362</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">this.axes_.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1363</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">hi</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.toDataYCoord</span><span class="PUNC">(</span><span class="NAME">lowY</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1364</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">low</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.toDataYCoord</span><span class="PUNC">(</span><span class="NAME">highY</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1365</span> </span><span class="WHIT">    </span><span class="NAME">newValueRanges.push</span><span class="PUNC">(</span><span class="PUNC">[</span><span class="NAME">low</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">hi</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1366</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1367</span> 
<span class='line'>1368</span> </span><span class="WHIT">  </span><span class="KEYW">const</span><span class="WHIT"> </span><span class="NAME">zoomCallback</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getFunctionOption</span><span class="PUNC">(</span><span class="STRN">'zoomCallback'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1369</span> </span><span class="WHIT">  </span><span class="KEYW">const</span><span class="WHIT"> </span><span class="NAME">that</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">this</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1370</span> </span><span class="WHIT">  </span><span class="NAME">this.doAnimatedZoom</span><span class="PUNC">(</span><span class="KEYW">null</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">oldValueRanges</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">newValueRanges</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">animatedZoomCallback</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1371</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">zoomCallback</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1372</span> </span><span class="WHIT">      </span><span class="KEYW">const</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="NAME">minX</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">maxX</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">that.xAxisRange</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1373</span> </span><span class="WHIT">      </span><span class="NAME">zoomCallback.call</span><span class="PUNC">(</span><span class="NAME">that</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">minX</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">maxX</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">that.yAxisRanges</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1374</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1375</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1376</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1377</span> 
<span class='line'>1378</span> </span><span class="COMM">/**
<span class='line'>1379</span>  * Transition function to use in animations. Returns values between 0.0
<span class='line'>1380</span>  * (totally old values) and 1.0 (totally new values) for each frame.
<span class='line'>1381</span>  * @private
<span class='line'>1382</span>  */</span><span class="WHIT">
<span class='line'>1383</span> </span><span class="NAME">Dygraph.zoomAnimationFunction</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">frame</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">numFrames</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1384</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">k</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">1.5</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1385</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NUMB">1.0</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">Math.pow</span><span class="PUNC">(</span><span class="NAME">k</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NAME">frame</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">/</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NUMB">1.0</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">Math.pow</span><span class="PUNC">(</span><span class="NAME">k</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NAME">numFrames</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1386</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1387</span> 
<span class='line'>1388</span> </span><span class="COMM">/**
<span class='line'>1389</span>  * Reset the zoom to the original view coordinates. This is the same as
<span class='line'>1390</span>  * double-clicking on the graph.
<span class='line'>1391</span>  */</span><span class="WHIT">
<span class='line'>1392</span> </span><span class="NAME">Dygraph.prototype.resetZoom</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1393</span> </span><span class="WHIT">  </span><span class="KEYW">const</span><span class="WHIT"> </span><span class="NAME">dirtyX</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.isZoomed</span><span class="PUNC">(</span><span class="STRN">'x'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1394</span> </span><span class="WHIT">  </span><span class="KEYW">const</span><span class="WHIT"> </span><span class="NAME">dirtyY</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.isZoomed</span><span class="PUNC">(</span><span class="STRN">'y'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1395</span> </span><span class="WHIT">  </span><span class="KEYW">const</span><span class="WHIT"> </span><span class="NAME">dirty</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">dirtyX</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">dirtyY</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1396</span> 
<span class='line'>1397</span> </span><span class="WHIT">  </span><span class="COMM">// Clear any selection, since it's likely to be drawn in the wrong place.</span><span class="WHIT">
<span class='line'>1398</span> </span><span class="WHIT">  </span><span class="NAME">this.clearSelection</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1399</span> 
<span class='line'>1400</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">dirty</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">return</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1401</span> 
<span class='line'>1402</span> </span><span class="WHIT">  </span><span class="COMM">// Calculate extremes to avoid lack of padding on reset.</span><span class="WHIT">
<span class='line'>1403</span> </span><span class="WHIT">  </span><span class="KEYW">const</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="NAME">minDate</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">maxDate</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.xAxisExtremes</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1404</span> 
<span class='line'>1405</span> </span><span class="WHIT">  </span><span class="KEYW">const</span><span class="WHIT"> </span><span class="NAME">animatedZooms</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getBooleanOption</span><span class="PUNC">(</span><span class="STRN">'animatedZooms'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1406</span> </span><span class="WHIT">  </span><span class="KEYW">const</span><span class="WHIT"> </span><span class="NAME">zoomCallback</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getFunctionOption</span><span class="PUNC">(</span><span class="STRN">'zoomCallback'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1407</span> 
<span class='line'>1408</span> </span><span class="WHIT">  </span><span class="COMM">// TODO(danvk): merge this block w/ the code below.</span><span class="WHIT">
<span class='line'>1409</span> </span><span class="WHIT">  </span><span class="COMM">// TODO(danvk): factor out a generic, public zoomTo method.</span><span class="WHIT">
<span class='line'>1410</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">animatedZooms</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1411</span> </span><span class="WHIT">    </span><span class="NAME">this.dateWindow_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1412</span> </span><span class="WHIT">    </span><span class="NAME">this.axes_.forEach</span><span class="PUNC">(</span><span class="NAME">axis</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="PUNC">></span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1413</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">axis.valueRange</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">delete</span><span class="WHIT"> </span><span class="NAME">axis.valueRange</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1414</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1415</span> 
<span class='line'>1416</span> </span><span class="WHIT">    </span><span class="NAME">this.drawGraph_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1417</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">zoomCallback</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1418</span> </span><span class="WHIT">      </span><span class="NAME">zoomCallback.call</span><span class="PUNC">(</span><span class="KEYW">this</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">minDate</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">maxDate</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.yAxisRanges</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1419</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1420</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1421</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1422</span> 
<span class='line'>1423</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">oldWindow</span><span class="PUNC">=</span><span class="KEYW">null</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">newWindow</span><span class="PUNC">=</span><span class="KEYW">null</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">oldValueRanges</span><span class="PUNC">=</span><span class="KEYW">null</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">newValueRanges</span><span class="PUNC">=</span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1424</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">dirtyX</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1425</span> </span><span class="WHIT">    </span><span class="NAME">oldWindow</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.xAxisRange</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1426</span> </span><span class="WHIT">    </span><span class="NAME">newWindow</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="NAME">minDate</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">maxDate</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1427</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1428</span> 
<span class='line'>1429</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">dirtyY</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1430</span> </span><span class="WHIT">    </span><span class="NAME">oldValueRanges</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.yAxisRanges</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1431</span> </span><span class="WHIT">    </span><span class="NAME">newValueRanges</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.yAxisExtremes</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1432</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1433</span> 
<span class='line'>1434</span> </span><span class="WHIT">  </span><span class="KEYW">const</span><span class="WHIT"> </span><span class="NAME">that</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">this</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1435</span> </span><span class="WHIT">  </span><span class="NAME">this.doAnimatedZoom</span><span class="PUNC">(</span><span class="NAME">oldWindow</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">newWindow</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">oldValueRanges</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">newValueRanges</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1436</span> </span><span class="WHIT">      </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">animatedZoomCallback</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1437</span> </span><span class="WHIT">        </span><span class="NAME">that.dateWindow_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1438</span> </span><span class="WHIT">        </span><span class="NAME">that.axes_.forEach</span><span class="PUNC">(</span><span class="NAME">axis</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="PUNC">></span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1439</span> </span><span class="WHIT">          </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">axis.valueRange</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">delete</span><span class="WHIT"> </span><span class="NAME">axis.valueRange</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1440</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1441</span> </span><span class="WHIT">        </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">zoomCallback</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1442</span> </span><span class="WHIT">          </span><span class="NAME">zoomCallback.call</span><span class="PUNC">(</span><span class="NAME">that</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">minDate</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">maxDate</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">that.yAxisRanges</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1443</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1444</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1445</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1446</span> 
<span class='line'>1447</span> </span><span class="COMM">/**
<span class='line'>1448</span>  * Combined animation logic for all zoom functions.
<span class='line'>1449</span>  * either the x parameters or y parameters may be null.
<span class='line'>1450</span>  * @private
<span class='line'>1451</span>  */</span><span class="WHIT">
<span class='line'>1452</span> </span><span class="NAME">Dygraph.prototype.doAnimatedZoom</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">oldXRange</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">newXRange</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">oldYRanges</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">newYRanges</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">callback</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1453</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">steps</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getBooleanOption</span><span class="PUNC">(</span><span class="STRN">"animatedZooms"</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">?</span><span class="WHIT">
<span class='line'>1454</span> </span><span class="WHIT">      </span><span class="NAME">Dygraph.ANIMATION_STEPS</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1455</span> 
<span class='line'>1456</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">windows</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1457</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">valueRanges</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1458</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">step</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">frac</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1459</span> 
<span class='line'>1460</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">oldXRange</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">newXRange</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1461</span> </span><span class="WHIT">    </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">step</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">step</span><span class="WHIT"> </span><span class="PUNC">&lt;=</span><span class="WHIT"> </span><span class="NAME">steps</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">step</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1462</span> </span><span class="WHIT">      </span><span class="NAME">frac</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">Dygraph.zoomAnimationFunction</span><span class="PUNC">(</span><span class="NAME">step</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">steps</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1463</span> </span><span class="WHIT">      </span><span class="NAME">windows</span><span class="PUNC">[</span><span class="NAME">step</span><span class="PUNC">-</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="NAME">oldXRange</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">*</span><span class="PUNC">(</span><span class="NUMB">1</span><span class="PUNC">-</span><span class="NAME">frac</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">frac</span><span class="PUNC">*</span><span class="NAME">newXRange</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1464</span> </span><span class="WHIT">                         </span><span class="NAME">oldXRange</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">*</span><span class="PUNC">(</span><span class="NUMB">1</span><span class="PUNC">-</span><span class="NAME">frac</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">frac</span><span class="PUNC">*</span><span class="NAME">newXRange</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1465</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1466</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1467</span> 
<span class='line'>1468</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">oldYRanges</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">newYRanges</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1469</span> </span><span class="WHIT">    </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">step</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">step</span><span class="WHIT"> </span><span class="PUNC">&lt;=</span><span class="WHIT"> </span><span class="NAME">steps</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">step</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1470</span> </span><span class="WHIT">      </span><span class="NAME">frac</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">Dygraph.zoomAnimationFunction</span><span class="PUNC">(</span><span class="NAME">step</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">steps</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1471</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">thisRange</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1472</span> </span><span class="WHIT">      </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">j</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">j</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">this.axes_.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">j</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1473</span> </span><span class="WHIT">        </span><span class="NAME">thisRange.push</span><span class="PUNC">(</span><span class="PUNC">[</span><span class="NAME">oldYRanges</span><span class="PUNC">[</span><span class="NAME">j</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">*</span><span class="PUNC">(</span><span class="NUMB">1</span><span class="PUNC">-</span><span class="NAME">frac</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">frac</span><span class="PUNC">*</span><span class="NAME">newYRanges</span><span class="PUNC">[</span><span class="NAME">j</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1474</span> </span><span class="WHIT">                        </span><span class="NAME">oldYRanges</span><span class="PUNC">[</span><span class="NAME">j</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">*</span><span class="PUNC">(</span><span class="NUMB">1</span><span class="PUNC">-</span><span class="NAME">frac</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">frac</span><span class="PUNC">*</span><span class="NAME">newYRanges</span><span class="PUNC">[</span><span class="NAME">j</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1475</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1476</span> </span><span class="WHIT">      </span><span class="NAME">valueRanges</span><span class="PUNC">[</span><span class="NAME">step</span><span class="PUNC">-</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">thisRange</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1477</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1478</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1479</span> 
<span class='line'>1480</span> </span><span class="WHIT">  </span><span class="KEYW">const</span><span class="WHIT"> </span><span class="NAME">that</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">this</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1481</span> </span><span class="WHIT">  </span><span class="NAME">utils.repeatAndCleanup</span><span class="PUNC">(</span><span class="KEYW">function</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">step</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1482</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">valueRanges.length</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1483</span> </span><span class="WHIT">      </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">that.axes_.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1484</span> </span><span class="WHIT">        </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">w</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">valueRanges</span><span class="PUNC">[</span><span class="NAME">step</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1485</span> </span><span class="WHIT">        </span><span class="NAME">that.axes_</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">valueRange</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="NAME">w</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">w</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1486</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1487</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1488</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">windows.length</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1489</span> </span><span class="WHIT">      </span><span class="NAME">that.dateWindow_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">windows</span><span class="PUNC">[</span><span class="NAME">step</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1490</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1491</span> </span><span class="WHIT">    </span><span class="NAME">that.drawGraph_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1492</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">steps</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">Dygraph.ANIMATION_DURATION</span><span class="WHIT"> </span><span class="PUNC">/</span><span class="WHIT"> </span><span class="NAME">steps</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">callback</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1493</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1494</span> 
<span class='line'>1495</span> </span><span class="COMM">/**
<span class='line'>1496</span>  * Get the current graph's area object.
<span class='line'>1497</span>  *
<span class='line'>1498</span>  * Returns: {x, y, w, h}
<span class='line'>1499</span>  */</span><span class="WHIT">
<span class='line'>1500</span> </span><span class="NAME">Dygraph.prototype.getArea</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1501</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">this.plotter_.area</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1502</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1503</span> 
<span class='line'>1504</span> </span><span class="COMM">/**
<span class='line'>1505</span>  * Convert a mouse event to DOM coordinates relative to the graph origin.
<span class='line'>1506</span>  *
<span class='line'>1507</span>  * Returns a two-element array: [X, Y].
<span class='line'>1508</span>  */</span><span class="WHIT">
<span class='line'>1509</span> </span><span class="NAME">Dygraph.prototype.eventToDomCoords</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">event</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1510</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">event.offsetX</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">event.offsetY</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1511</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="WHIT"> </span><span class="NAME">event.offsetX</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">event.offsetY</span><span class="WHIT"> </span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1512</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1513</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">eventElementPos</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.findPos</span><span class="PUNC">(</span><span class="NAME">this.mouseEventElement_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1514</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">canvasx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.pageX</span><span class="PUNC">(</span><span class="NAME">event</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">eventElementPos.x</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1515</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">canvasy</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.pageY</span><span class="PUNC">(</span><span class="NAME">event</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">eventElementPos.y</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1516</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="NAME">canvasx</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">canvasy</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1517</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1518</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1519</span> 
<span class='line'>1520</span> </span><span class="COMM">/**
<span class='line'>1521</span>  * Given a canvas X coordinate, find the closest row.
<span class='line'>1522</span>  * @param {number} domX graph-relative DOM X coordinate
<span class='line'>1523</span>  * Returns {number} row number.
<span class='line'>1524</span>  * @private
<span class='line'>1525</span>  */</span><span class="WHIT">
<span class='line'>1526</span> </span><span class="NAME">Dygraph.prototype.findClosestRow</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">domX</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1527</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">minDistX</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">Infinity</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1528</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">closestRow</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1529</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">sets</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.layout_.points</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1530</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">sets.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1531</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">points</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">sets</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1532</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">len</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">points.length</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1533</span> </span><span class="WHIT">    </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">j</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">j</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">len</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">j</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1534</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">point</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">points</span><span class="PUNC">[</span><span class="NAME">j</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1535</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">utils.isValidPoint</span><span class="PUNC">(</span><span class="NAME">point</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">continue</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1536</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">dist</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">Math.abs</span><span class="PUNC">(</span><span class="NAME">point.canvasx</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">domX</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1537</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">dist</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">minDistX</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1538</span> </span><span class="WHIT">        </span><span class="NAME">minDistX</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">dist</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1539</span> </span><span class="WHIT">        </span><span class="NAME">closestRow</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">point.idx</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1540</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1541</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1542</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1543</span> 
<span class='line'>1544</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">closestRow</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1545</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1546</span> 
<span class='line'>1547</span> </span><span class="COMM">/**
<span class='line'>1548</span>  * Given canvas X,Y coordinates, find the closest point.
<span class='line'>1549</span>  *
<span class='line'>1550</span>  * This finds the individual data point across all visible series
<span class='line'>1551</span>  * that's closest to the supplied DOM coordinates using the standard
<span class='line'>1552</span>  * Euclidean X,Y distance.
<span class='line'>1553</span>  *
<span class='line'>1554</span>  * @param {number} domX graph-relative DOM X coordinate
<span class='line'>1555</span>  * @param {number} domY graph-relative DOM Y coordinate
<span class='line'>1556</span>  * Returns: {row, seriesName, point}
<span class='line'>1557</span>  * @private
<span class='line'>1558</span>  */</span><span class="WHIT">
<span class='line'>1559</span> </span><span class="NAME">Dygraph.prototype.findClosestPoint</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">domX</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">domY</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1560</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">minDist</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">Infinity</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1561</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">dist</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">dx</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">dy</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">point</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">closestPoint</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">closestSeries</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">closestRow</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1562</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="WHIT"> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">setIdx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.layout_.points.length</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="WHIT"> </span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">setIdx</span><span class="WHIT"> </span><span class="PUNC">>=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="WHIT"> </span><span class="PUNC">;</span><span class="WHIT"> </span><span class="PUNC">--</span><span class="NAME">setIdx</span><span class="WHIT"> </span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1563</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">points</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.layout_.points</span><span class="PUNC">[</span><span class="NAME">setIdx</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1564</span> </span><span class="WHIT">    </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">points.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="PUNC">++</span><span class="NAME">i</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1565</span> </span><span class="WHIT">      </span><span class="NAME">point</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">points</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1566</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">utils.isValidPoint</span><span class="PUNC">(</span><span class="NAME">point</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">continue</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1567</span> </span><span class="WHIT">      </span><span class="NAME">dx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">point.canvasx</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">domX</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1568</span> </span><span class="WHIT">      </span><span class="NAME">dy</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">point.canvasy</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">domY</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1569</span> </span><span class="WHIT">      </span><span class="NAME">dist</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">dx</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="NAME">dx</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">dy</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="NAME">dy</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1570</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">dist</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">minDist</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1571</span> </span><span class="WHIT">        </span><span class="NAME">minDist</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">dist</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1572</span> </span><span class="WHIT">        </span><span class="NAME">closestPoint</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">point</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1573</span> </span><span class="WHIT">        </span><span class="NAME">closestSeries</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">setIdx</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1574</span> </span><span class="WHIT">        </span><span class="NAME">closestRow</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">point.idx</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1575</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1576</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1577</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1578</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">name</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.layout_.setNames</span><span class="PUNC">[</span><span class="NAME">closestSeries</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1579</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1580</span> </span><span class="WHIT">    </span><span class="NAME">row</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">closestRow</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1581</span> </span><span class="WHIT">    </span><span class="NAME">seriesName</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">name</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1582</span> </span><span class="WHIT">    </span><span class="NAME">point</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">closestPoint</span><span class="WHIT">
<span class='line'>1583</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1584</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1585</span> 
<span class='line'>1586</span> </span><span class="COMM">/**
<span class='line'>1587</span>  * Given canvas X,Y coordinates, find the touched area in a stacked graph.
<span class='line'>1588</span>  *
<span class='line'>1589</span>  * This first finds the X data point closest to the supplied DOM X coordinate,
<span class='line'>1590</span>  * then finds the series which puts the Y coordinate on top of its filled area,
<span class='line'>1591</span>  * using linear interpolation between adjacent point pairs.
<span class='line'>1592</span>  *
<span class='line'>1593</span>  * @param {number} domX graph-relative DOM X coordinate
<span class='line'>1594</span>  * @param {number} domY graph-relative DOM Y coordinate
<span class='line'>1595</span>  * Returns: {row, seriesName, point}
<span class='line'>1596</span>  * @private
<span class='line'>1597</span>  */</span><span class="WHIT">
<span class='line'>1598</span> </span><span class="NAME">Dygraph.prototype.findStackedPoint</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">domX</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">domY</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1599</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">row</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.findClosestRow</span><span class="PUNC">(</span><span class="NAME">domX</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1600</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">closestPoint</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">closestSeries</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1601</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">setIdx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">setIdx</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">this.layout_.points.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="PUNC">++</span><span class="NAME">setIdx</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1602</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">boundary</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getLeftBoundary_</span><span class="PUNC">(</span><span class="NAME">setIdx</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1603</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">rowIdx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">row</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">boundary</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1604</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">points</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.layout_.points</span><span class="PUNC">[</span><span class="NAME">setIdx</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1605</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">rowIdx</span><span class="WHIT"> </span><span class="PUNC">>=</span><span class="WHIT"> </span><span class="NAME">points.length</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">continue</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1606</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">p1</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">points</span><span class="PUNC">[</span><span class="NAME">rowIdx</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1607</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">utils.isValidPoint</span><span class="PUNC">(</span><span class="NAME">p1</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">continue</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1608</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">py</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">p1.canvasy</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1609</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">domX</span><span class="WHIT"> </span><span class="PUNC">></span><span class="WHIT"> </span><span class="NAME">p1.canvasx</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">rowIdx</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">points.length</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1610</span> </span><span class="WHIT">      </span><span class="COMM">// interpolate series Y value using next point</span><span class="WHIT">
<span class='line'>1611</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">p2</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">points</span><span class="PUNC">[</span><span class="NAME">rowIdx</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1612</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">utils.isValidPoint</span><span class="PUNC">(</span><span class="NAME">p2</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1613</span> </span><span class="WHIT">        </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">dx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">p2.canvasx</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">p1.canvasx</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1614</span> </span><span class="WHIT">        </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">dx</span><span class="WHIT"> </span><span class="PUNC">></span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1615</span> </span><span class="WHIT">          </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">r</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">domX</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">p1.canvasx</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">/</span><span class="WHIT"> </span><span class="NAME">dx</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1616</span> </span><span class="WHIT">          </span><span class="NAME">py</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">r</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">p2.canvasy</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">p1.canvasy</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1617</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1618</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1619</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">domX</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">p1.canvasx</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">rowIdx</span><span class="WHIT"> </span><span class="PUNC">></span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1620</span> </span><span class="WHIT">      </span><span class="COMM">// interpolate series Y value using previous point</span><span class="WHIT">
<span class='line'>1621</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">p0</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">points</span><span class="PUNC">[</span><span class="NAME">rowIdx</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1622</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">utils.isValidPoint</span><span class="PUNC">(</span><span class="NAME">p0</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1623</span> </span><span class="WHIT">        </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">dx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">p1.canvasx</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">p0.canvasx</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1624</span> </span><span class="WHIT">        </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">dx</span><span class="WHIT"> </span><span class="PUNC">></span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1625</span> </span><span class="WHIT">          </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">r</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">p1.canvasx</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">domX</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">/</span><span class="WHIT"> </span><span class="NAME">dx</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1626</span> </span><span class="WHIT">          </span><span class="NAME">py</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">r</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">p0.canvasy</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">p1.canvasy</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1627</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1628</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1629</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1630</span> </span><span class="WHIT">    </span><span class="COMM">// Stop if the point (domX, py) is above this series' upper edge</span><span class="WHIT">
<span class='line'>1631</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">setIdx</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">py</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">domY</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1632</span> </span><span class="WHIT">      </span><span class="NAME">closestPoint</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">p1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1633</span> </span><span class="WHIT">      </span><span class="NAME">closestSeries</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">setIdx</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1634</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1635</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1636</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">name</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.layout_.setNames</span><span class="PUNC">[</span><span class="NAME">closestSeries</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1637</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1638</span> </span><span class="WHIT">    </span><span class="NAME">row</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">row</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1639</span> </span><span class="WHIT">    </span><span class="NAME">seriesName</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">name</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1640</span> </span><span class="WHIT">    </span><span class="NAME">point</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">closestPoint</span><span class="WHIT">
<span class='line'>1641</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1642</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1643</span> 
<span class='line'>1644</span> </span><span class="COMM">/**
<span class='line'>1645</span>  * When the mouse moves in the canvas, display information about a nearby data
<span class='line'>1646</span>  * point and draw dots over those points in the data series. This function
<span class='line'>1647</span>  * takes care of cleanup of previously-drawn dots.
<span class='line'>1648</span>  * @param {Object} event The mousemove event from the browser.
<span class='line'>1649</span>  * @private
<span class='line'>1650</span>  */</span><span class="WHIT">
<span class='line'>1651</span> </span><span class="NAME">Dygraph.prototype.mouseMove_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">event</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1652</span> </span><span class="WHIT">  </span><span class="COMM">// This prevents JS errors when mousing over the canvas before data loads.</span><span class="WHIT">
<span class='line'>1653</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">points</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.layout_.points</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1654</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">points</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NAME">undefined</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">points</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">return</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1655</span> 
<span class='line'>1656</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">canvasCoords</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.eventToDomCoords</span><span class="PUNC">(</span><span class="NAME">event</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1657</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">canvasx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">canvasCoords</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1658</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">canvasy</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">canvasCoords</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1659</span> 
<span class='line'>1660</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">highlightSeriesOpts</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getOption</span><span class="PUNC">(</span><span class="STRN">"highlightSeriesOpts"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1661</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">selectionChanged</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1662</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">highlightSeriesOpts</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="PUNC">!</span><span class="NAME">this.isSeriesLocked</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1663</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">closest</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1664</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.getBooleanOption</span><span class="PUNC">(</span><span class="STRN">"stackedGraph"</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1665</span> </span><span class="WHIT">      </span><span class="NAME">closest</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.findStackedPoint</span><span class="PUNC">(</span><span class="NAME">canvasx</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">canvasy</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1666</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1667</span> </span><span class="WHIT">      </span><span class="NAME">closest</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.findClosestPoint</span><span class="PUNC">(</span><span class="NAME">canvasx</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">canvasy</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1668</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1669</span> </span><span class="WHIT">    </span><span class="NAME">selectionChanged</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.setSelection</span><span class="PUNC">(</span><span class="NAME">closest.row</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">closest.seriesName</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1670</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1671</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.findClosestRow</span><span class="PUNC">(</span><span class="NAME">canvasx</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1672</span> </span><span class="WHIT">    </span><span class="NAME">selectionChanged</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.setSelection</span><span class="PUNC">(</span><span class="NAME">idx</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1673</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1674</span> 
<span class='line'>1675</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">callback</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getFunctionOption</span><span class="PUNC">(</span><span class="STRN">"highlightCallback"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1676</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">callback</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">selectionChanged</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1677</span> </span><span class="WHIT">    </span><span class="NAME">callback.call</span><span class="PUNC">(</span><span class="KEYW">this</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">event</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1678</span> </span><span class="WHIT">        </span><span class="NAME">this.lastx_</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1679</span> </span><span class="WHIT">        </span><span class="NAME">this.selPoints_</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1680</span> </span><span class="WHIT">        </span><span class="NAME">this.lastRow_</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1681</span> </span><span class="WHIT">        </span><span class="NAME">this.highlightSet_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1682</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1683</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1684</span> 
<span class='line'>1685</span> </span><span class="COMM">/**
<span class='line'>1686</span>  * Fetch left offset from the specified set index or if not passed, the
<span class='line'>1687</span>  * first defined boundaryIds record (see bug #236).
<span class='line'>1688</span>  * @private
<span class='line'>1689</span>  */</span><span class="WHIT">
<span class='line'>1690</span> </span><span class="NAME">Dygraph.prototype.getLeftBoundary_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">setIdx</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1691</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.boundaryIds_</span><span class="PUNC">[</span><span class="NAME">setIdx</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1692</span> </span><span class="WHIT">      </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">this.boundaryIds_</span><span class="PUNC">[</span><span class="NAME">setIdx</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1693</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1694</span> </span><span class="WHIT">    </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">this.boundaryIds_.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1695</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.boundaryIds_</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="NAME">undefined</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1696</span> </span><span class="WHIT">        </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">this.boundaryIds_</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1697</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1698</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1699</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1700</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1701</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1702</span> 
<span class='line'>1703</span> </span><span class="NAME">Dygraph.prototype.animateSelection_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">direction</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1704</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">totalSteps</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">10</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1705</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">millis</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">30</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1706</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.fadeLevel</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NAME">undefined</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">this.fadeLevel</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1707</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.animateId</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NAME">undefined</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">this.animateId</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1708</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">start</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.fadeLevel</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1709</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">steps</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">direction</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="WHIT"> </span><span class="PUNC">?</span><span class="WHIT"> </span><span class="NAME">start</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">totalSteps</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">start</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1710</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">steps</span><span class="WHIT"> </span><span class="PUNC">&lt;=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1711</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.fadeLevel</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1712</span> </span><span class="WHIT">      </span><span class="NAME">this.updateSelection_</span><span class="PUNC">(</span><span class="NUMB">1.0</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1713</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1714</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1715</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1716</span> 
<span class='line'>1717</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">thisId</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">++</span><span class="NAME">this.animateId</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1718</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">that</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">this</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1719</span> 
<span class='line'>1720</span> </span><span class="WHIT">  </span><span class="NAME">utils.repeatAndCleanup</span><span class="PUNC">(</span><span class="WHIT">
<span class='line'>1721</span> </span><span class="WHIT">    </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">step</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1722</span> </span><span class="WHIT">      </span><span class="COMM">// ignore simultaneous animations</span><span class="WHIT">
<span class='line'>1723</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">that.animateId</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="NAME">thisId</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">return</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1724</span> 
<span class='line'>1725</span> </span><span class="WHIT">      </span><span class="NAME">that.fadeLevel</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">start</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">step</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="NAME">direction</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1726</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">that.fadeLevel</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1727</span> </span><span class="WHIT">        </span><span class="NAME">that.clearSelection</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1728</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1729</span> </span><span class="WHIT">        </span><span class="NAME">that.updateSelection_</span><span class="PUNC">(</span><span class="NAME">that.fadeLevel</span><span class="WHIT"> </span><span class="PUNC">/</span><span class="WHIT"> </span><span class="NAME">totalSteps</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1730</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1731</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1732</span> </span><span class="WHIT">    </span><span class="NAME">steps</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">millis</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="PUNC">}</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1733</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1734</span> 
<span class='line'>1735</span> </span><span class="COMM">/**
<span class='line'>1736</span>  * Draw dots over the selectied points in the data series. This function
<span class='line'>1737</span>  * takes care of cleanup of previously-drawn dots.
<span class='line'>1738</span>  * @private
<span class='line'>1739</span>  */</span><span class="WHIT">
<span class='line'>1740</span> </span><span class="NAME">Dygraph.prototype.updateSelection_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">opt_animFraction</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1741</span> </span><span class="WHIT">  </span><span class="COMM">/*var defaultPrevented = */</span><span class="WHIT">
<span class='line'>1742</span> </span><span class="WHIT">  </span><span class="NAME">this.cascadeEvents_</span><span class="PUNC">(</span><span class="STRN">'select'</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1743</span> </span><span class="WHIT">    </span><span class="NAME">selectedRow</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">this.lastRow_</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NUMB">1</span><span class="WHIT"> </span><span class="PUNC">?</span><span class="WHIT"> </span><span class="NAME">undefined</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">this.lastRow_</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1744</span> </span><span class="WHIT">    </span><span class="NAME">selectedX</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">this.lastx_</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="WHIT"> </span><span class="PUNC">?</span><span class="WHIT"> </span><span class="NAME">undefined</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">this.lastx_</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1745</span> </span><span class="WHIT">    </span><span class="NAME">selectedPoints</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">this.selPoints_</span><span class="WHIT">
<span class='line'>1746</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1747</span> </span><span class="WHIT">  </span><span class="COMM">// TODO(danvk): use defaultPrevented here?</span><span class="WHIT">
<span class='line'>1748</span> 
<span class='line'>1749</span> </span><span class="WHIT">  </span><span class="COMM">// Clear the previously drawn vertical, if there is one</span><span class="WHIT">
<span class='line'>1750</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1751</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">ctx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.canvas_ctx_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1752</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.getOption</span><span class="PUNC">(</span><span class="STRN">'highlightSeriesOpts'</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1753</span> </span><span class="WHIT">    </span><span class="NAME">ctx.clearRect</span><span class="PUNC">(</span><span class="NUMB">0</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.width_</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.height_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1754</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">alpha</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">1.0</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">this.getNumericOption</span><span class="PUNC">(</span><span class="STRN">'highlightSeriesBackgroundAlpha'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1755</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">backgroundColor</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.toRGB_</span><span class="PUNC">(</span><span class="NAME">this.getOption</span><span class="PUNC">(</span><span class="STRN">'highlightSeriesBackgroundColor'</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1756</span> 
<span class='line'>1757</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">alpha</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1758</span> </span><span class="WHIT">      </span><span class="COMM">// Activating background fade includes an animation effect for a gradual</span><span class="WHIT">
<span class='line'>1759</span> </span><span class="WHIT">      </span><span class="COMM">// fade. TODO(klausw): make this independently configurable if it causes</span><span class="WHIT">
<span class='line'>1760</span> </span><span class="WHIT">      </span><span class="COMM">// issues? Use a shared preference to control animations?</span><span class="WHIT">
<span class='line'>1761</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">animateBackgroundFade</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getBooleanOption</span><span class="PUNC">(</span><span class="STRN">'animateBackgroundFade'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1762</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">animateBackgroundFade</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1763</span> </span><span class="WHIT">        </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">opt_animFraction</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NAME">undefined</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1764</span> </span><span class="WHIT">          </span><span class="COMM">// start a new animation</span><span class="WHIT">
<span class='line'>1765</span> </span><span class="WHIT">          </span><span class="NAME">this.animateSelection_</span><span class="PUNC">(</span><span class="NUMB">1</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1766</span> </span><span class="WHIT">          </span><span class="KEYW">return</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1767</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1768</span> </span><span class="WHIT">        </span><span class="NAME">alpha</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">opt_animFraction</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1769</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1770</span> </span><span class="WHIT">      </span><span class="NAME">ctx.fillStyle</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">'rgba('</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">backgroundColor.r</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">','</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">backgroundColor.g</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">','</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">backgroundColor.b</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">','</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">alpha</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">')'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1771</span> </span><span class="WHIT">      </span><span class="NAME">ctx.fillRect</span><span class="PUNC">(</span><span class="NUMB">0</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.width_</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.height_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1772</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1773</span> 
<span class='line'>1774</span> </span><span class="WHIT">    </span><span class="COMM">// Redraw only the highlighted series in the interactive canvas (not the</span><span class="WHIT">
<span class='line'>1775</span> </span><span class="WHIT">    </span><span class="COMM">// static plot canvas, which is where series are usually drawn).</span><span class="WHIT">
<span class='line'>1776</span> </span><span class="WHIT">    </span><span class="NAME">this.plotter_._renderLineChart</span><span class="PUNC">(</span><span class="NAME">this.highlightSet_</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">ctx</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1777</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.previousVerticalX_</span><span class="WHIT"> </span><span class="PUNC">>=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1778</span> </span><span class="WHIT">    </span><span class="COMM">// Determine the maximum highlight circle size.</span><span class="WHIT">
<span class='line'>1779</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">maxCircleSize</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1780</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">labels</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.attr_</span><span class="PUNC">(</span><span class="STRN">'labels'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1781</span> </span><span class="WHIT">    </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">labels.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1782</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">r</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getNumericOption</span><span class="PUNC">(</span><span class="STRN">'highlightCircleSize'</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">labels</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1783</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">r</span><span class="WHIT"> </span><span class="PUNC">></span><span class="WHIT"> </span><span class="NAME">maxCircleSize</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">maxCircleSize</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">r</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1784</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1785</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">px</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.previousVerticalX_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1786</span> </span><span class="WHIT">    </span><span class="NAME">ctx.clearRect</span><span class="PUNC">(</span><span class="NAME">px</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">maxCircleSize</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1787</span> </span><span class="WHIT">                  </span><span class="NUMB">2</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="NAME">maxCircleSize</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NUMB">2</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.height_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1788</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1789</span> 
<span class='line'>1790</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.selPoints_.length</span><span class="WHIT"> </span><span class="PUNC">></span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1791</span> </span><span class="WHIT">    </span><span class="COMM">// Draw colored circles over the center of each selected point</span><span class="WHIT">
<span class='line'>1792</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">canvasx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.selPoints_</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">canvasx</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1793</span> </span><span class="WHIT">    </span><span class="NAME">ctx.save</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1794</span> </span><span class="WHIT">    </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">this.selPoints_.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1795</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">pt</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.selPoints_</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1796</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">isNaN</span><span class="PUNC">(</span><span class="NAME">pt.canvasy</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">continue</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1797</span> 
<span class='line'>1798</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">circleSize</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getNumericOption</span><span class="PUNC">(</span><span class="STRN">'highlightCircleSize'</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">pt.name</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1799</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">callback</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getFunctionOption</span><span class="PUNC">(</span><span class="STRN">"drawHighlightPointCallback"</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">pt.name</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1800</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">color</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.plotter_.colors</span><span class="PUNC">[</span><span class="NAME">pt.name</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1801</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">callback</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1802</span> </span><span class="WHIT">        </span><span class="NAME">callback</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.Circles.DEFAULT</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1803</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1804</span> </span><span class="WHIT">      </span><span class="NAME">ctx.lineWidth</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getNumericOption</span><span class="PUNC">(</span><span class="STRN">'strokeWidth'</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">pt.name</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1805</span> </span><span class="WHIT">      </span><span class="NAME">ctx.strokeStyle</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">color</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1806</span> </span><span class="WHIT">      </span><span class="NAME">ctx.fillStyle</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">color</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1807</span> </span><span class="WHIT">      </span><span class="NAME">callback.call</span><span class="PUNC">(</span><span class="KEYW">this</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="KEYW">this</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">pt.name</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">ctx</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">canvasx</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">pt.canvasy</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1808</span> </span><span class="WHIT">          </span><span class="NAME">color</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">circleSize</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">pt.idx</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1809</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1810</span> </span><span class="WHIT">    </span><span class="NAME">ctx.restore</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1811</span> 
<span class='line'>1812</span> </span><span class="WHIT">    </span><span class="NAME">this.previousVerticalX_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">canvasx</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1813</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1814</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1815</span> 
<span class='line'>1816</span> </span><span class="COMM">/**
<span class='line'>1817</span>  * Manually set the selected points and display information about them in the
<span class='line'>1818</span>  * legend. The selection can be cleared using clearSelection() and queried
<span class='line'>1819</span>  * using getSelection().
<span class='line'>1820</span>  *
<span class='line'>1821</span>  * To set a selected series but not a selected point, call setSelection with
<span class='line'>1822</span>  * row=false and the selected series name.
<span class='line'>1823</span>  *
<span class='line'>1824</span>  * @param {number} row Row number that should be highlighted (i.e. appear with
<span class='line'>1825</span>  * hover dots on the chart).
<span class='line'>1826</span>  * @param {seriesName} optional series name to highlight that series with the
<span class='line'>1827</span>  * the highlightSeriesOpts setting.
<span class='line'>1828</span>  * @param {locked} optional If true, keep seriesName selected when mousing
<span class='line'>1829</span>  * over the graph, disabling closest-series highlighting. Call clearSelection()
<span class='line'>1830</span>  * to unlock it.
<span class='line'>1831</span>  * @param {trigger_highlight_callback} optional If true, trigger any
<span class='line'>1832</span>  * user-defined highlightCallback if highlightCallback has been set.
<span class='line'>1833</span>  */</span><span class="WHIT">
<span class='line'>1834</span> </span><span class="NAME">Dygraph.prototype.setSelection</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">setSelection</span><span class="PUNC">(</span><span class="NAME">row</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">opt_seriesName</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1835</span> </span><span class="WHIT">                                                       </span><span class="NAME">opt_locked</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1836</span> </span><span class="WHIT">                                                       </span><span class="NAME">opt_trigger_highlight_callback</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1837</span> </span><span class="WHIT">  </span><span class="COMM">// Extract the points we've selected</span><span class="WHIT">
<span class='line'>1838</span> </span><span class="WHIT">  </span><span class="NAME">this.selPoints_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1839</span> 
<span class='line'>1840</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">changed</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1841</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">row</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">row</span><span class="WHIT"> </span><span class="PUNC">>=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1842</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">row</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="NAME">this.lastRow_</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">changed</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1843</span> </span><span class="WHIT">    </span><span class="NAME">this.lastRow_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">row</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1844</span> </span><span class="WHIT">    </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">setIdx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">setIdx</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">this.layout_.points.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="PUNC">++</span><span class="NAME">setIdx</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1845</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">points</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.layout_.points</span><span class="PUNC">[</span><span class="NAME">setIdx</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1846</span> </span><span class="WHIT">      </span><span class="COMM">// Check if the point at the appropriate index is the point we're looking</span><span class="WHIT">
<span class='line'>1847</span> </span><span class="WHIT">      </span><span class="COMM">// for.  If it is, just use it, otherwise search the array for a point</span><span class="WHIT">
<span class='line'>1848</span> </span><span class="WHIT">      </span><span class="COMM">// in the proper place.</span><span class="WHIT">
<span class='line'>1849</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">setRow</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">row</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">this.getLeftBoundary_</span><span class="PUNC">(</span><span class="NAME">setIdx</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1850</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">setRow</span><span class="WHIT"> </span><span class="PUNC">>=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">setRow</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">points.length</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">points</span><span class="PUNC">[</span><span class="NAME">setRow</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">idx</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="NAME">row</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1851</span> </span><span class="WHIT">        </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">point</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">points</span><span class="PUNC">[</span><span class="NAME">setRow</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1852</span> </span><span class="WHIT">        </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">point.yval</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">this.selPoints_.push</span><span class="PUNC">(</span><span class="NAME">point</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1853</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1854</span> </span><span class="WHIT">        </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">pointIdx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">pointIdx</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">points.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="PUNC">++</span><span class="NAME">pointIdx</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1855</span> </span><span class="WHIT">          </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">point</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">points</span><span class="PUNC">[</span><span class="NAME">pointIdx</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1856</span> </span><span class="WHIT">          </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">point.idx</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="NAME">row</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1857</span> </span><span class="WHIT">            </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">point.yval</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1858</span> </span><span class="WHIT">              </span><span class="NAME">this.selPoints_.push</span><span class="PUNC">(</span><span class="NAME">point</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1859</span> </span><span class="WHIT">            </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1860</span> </span><span class="WHIT">            </span><span class="KEYW">break</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1861</span> </span><span class="WHIT">          </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1862</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1863</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1864</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1865</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1866</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.lastRow_</span><span class="WHIT"> </span><span class="PUNC">>=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">changed</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1867</span> </span><span class="WHIT">    </span><span class="NAME">this.lastRow_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1868</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1869</span> 
<span class='line'>1870</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.selPoints_.length</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1871</span> </span><span class="WHIT">    </span><span class="NAME">this.lastx_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.selPoints_</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">xval</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1872</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1873</span> </span><span class="WHIT">    </span><span class="NAME">this.lastx_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1874</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1875</span> 
<span class='line'>1876</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">opt_seriesName</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="NAME">undefined</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1877</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.highlightSet_</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="NAME">opt_seriesName</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">changed</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1878</span> </span><span class="WHIT">    </span><span class="NAME">this.highlightSet_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">opt_seriesName</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1879</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1880</span> 
<span class='line'>1881</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">opt_locked</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="NAME">undefined</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1882</span> </span><span class="WHIT">    </span><span class="NAME">this.lockedSet_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">opt_locked</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1883</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1884</span> 
<span class='line'>1885</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">changed</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1886</span> </span><span class="WHIT">    </span><span class="NAME">this.updateSelection_</span><span class="PUNC">(</span><span class="NAME">undefined</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1887</span> 
<span class='line'>1888</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">opt_trigger_highlight_callback</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1889</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">callback</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getFunctionOption</span><span class="PUNC">(</span><span class="STRN">"highlightCallback"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1890</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">callback</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1891</span> </span><span class="WHIT">        </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">event</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1892</span> </span><span class="WHIT">        </span><span class="NAME">callback.call</span><span class="PUNC">(</span><span class="KEYW">this</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">event</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1893</span> </span><span class="WHIT">          </span><span class="NAME">this.lastx_</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1894</span> </span><span class="WHIT">          </span><span class="NAME">this.selPoints_</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1895</span> </span><span class="WHIT">          </span><span class="NAME">this.lastRow_</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>1896</span> </span><span class="WHIT">          </span><span class="NAME">this.highlightSet_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1897</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1898</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1899</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1900</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">changed</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1901</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1902</span> 
<span class='line'>1903</span> </span><span class="COMM">/**
<span class='line'>1904</span>  * The mouse has left the canvas. Clear out whatever artifacts remain
<span class='line'>1905</span>  * @param {Object} event the mouseout event from the browser.
<span class='line'>1906</span>  * @private
<span class='line'>1907</span>  */</span><span class="WHIT">
<span class='line'>1908</span> </span><span class="NAME">Dygraph.prototype.mouseOut_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">event</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1909</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.getFunctionOption</span><span class="PUNC">(</span><span class="STRN">"unhighlightCallback"</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1910</span> </span><span class="WHIT">    </span><span class="NAME">this.getFunctionOption</span><span class="PUNC">(</span><span class="STRN">"unhighlightCallback"</span><span class="PUNC">)</span><span class="PUNC">.</span><span class="NAME">call</span><span class="PUNC">(</span><span class="KEYW">this</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">event</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1911</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1912</span> 
<span class='line'>1913</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.getBooleanOption</span><span class="PUNC">(</span><span class="STRN">"hideOverlayOnMouseOut"</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="PUNC">!</span><span class="NAME">this.lockedSet_</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1914</span> </span><span class="WHIT">    </span><span class="NAME">this.clearSelection</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1915</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1916</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1917</span> 
<span class='line'>1918</span> </span><span class="COMM">/**
<span class='line'>1919</span>  * Clears the current selection (i.e. points that were highlighted by moving
<span class='line'>1920</span>  * the mouse over the chart).
<span class='line'>1921</span>  */</span><span class="WHIT">
<span class='line'>1922</span> </span><span class="NAME">Dygraph.prototype.clearSelection</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1923</span> </span><span class="WHIT">  </span><span class="NAME">this.cascadeEvents_</span><span class="PUNC">(</span><span class="STRN">'deselect'</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="PUNC">}</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1924</span> 
<span class='line'>1925</span> </span><span class="WHIT">  </span><span class="NAME">this.lockedSet_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1926</span> </span><span class="WHIT">  </span><span class="COMM">// Get rid of the overlay data</span><span class="WHIT">
<span class='line'>1927</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.fadeLevel</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1928</span> </span><span class="WHIT">    </span><span class="NAME">this.animateSelection_</span><span class="PUNC">(</span><span class="PUNC">-</span><span class="NUMB">1</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1929</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1930</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1931</span> </span><span class="WHIT">  </span><span class="NAME">this.canvas_ctx_.clearRect</span><span class="PUNC">(</span><span class="NUMB">0</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.width_</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.height_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1932</span> </span><span class="WHIT">  </span><span class="NAME">this.fadeLevel</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1933</span> </span><span class="WHIT">  </span><span class="NAME">this.selPoints_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1934</span> </span><span class="WHIT">  </span><span class="NAME">this.lastx_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1935</span> </span><span class="WHIT">  </span><span class="NAME">this.lastRow_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1936</span> </span><span class="WHIT">  </span><span class="NAME">this.highlightSet_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1937</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1938</span> 
<span class='line'>1939</span> </span><span class="COMM">/**
<span class='line'>1940</span>  * Returns the number of the currently selected row. To get data for this row,
<span class='line'>1941</span>  * you can use the getValue method.
<span class='line'>1942</span>  * @return {number} row number, or -1 if nothing is selected
<span class='line'>1943</span>  */</span><span class="WHIT">
<span class='line'>1944</span> </span><span class="NAME">Dygraph.prototype.getSelection</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1945</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">this.selPoints_</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">this.selPoints_.length</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1946</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1947</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1948</span> 
<span class='line'>1949</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">setIdx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">setIdx</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">this.layout_.points.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">setIdx</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1950</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">points</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.layout_.points</span><span class="PUNC">[</span><span class="NAME">setIdx</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1951</span> </span><span class="WHIT">    </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">row</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">row</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">points.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">row</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1952</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">points</span><span class="PUNC">[</span><span class="NAME">row</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">x</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="NAME">this.selPoints_</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">x</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1953</span> </span><span class="WHIT">        </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">points</span><span class="PUNC">[</span><span class="NAME">row</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">idx</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1954</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1955</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1956</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1957</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1958</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1959</span> 
<span class='line'>1960</span> </span><span class="COMM">/**
<span class='line'>1961</span>  * Returns the name of the currently-highlighted series.
<span class='line'>1962</span>  * Only available when the highlightSeriesOpts option is in use.
<span class='line'>1963</span>  */</span><span class="WHIT">
<span class='line'>1964</span> </span><span class="NAME">Dygraph.prototype.getHighlightSeries</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1965</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">this.highlightSet_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1966</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1967</span> 
<span class='line'>1968</span> </span><span class="COMM">/**
<span class='line'>1969</span>  * Returns true if the currently-highlighted series was locked
<span class='line'>1970</span>  * via setSelection(..., seriesName, true).
<span class='line'>1971</span>  */</span><span class="WHIT">
<span class='line'>1972</span> </span><span class="NAME">Dygraph.prototype.isSeriesLocked</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1973</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">this.lockedSet_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1974</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1975</span> 
<span class='line'>1976</span> </span><span class="COMM">/**
<span class='line'>1977</span>  * Fires when there's data available to be graphed.
<span class='line'>1978</span>  * @param {string} data Raw CSV data to be plotted
<span class='line'>1979</span>  * @private
<span class='line'>1980</span>  */</span><span class="WHIT">
<span class='line'>1981</span> </span><span class="NAME">Dygraph.prototype.loadedEvent_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">data</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1982</span> </span><span class="WHIT">  </span><span class="NAME">this.rawData_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.parseCSV_</span><span class="PUNC">(</span><span class="NAME">data</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1983</span> </span><span class="WHIT">  </span><span class="NAME">this.cascadeDataDidUpdateEvent_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1984</span> </span><span class="WHIT">  </span><span class="NAME">this.predraw_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1985</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1986</span> 
<span class='line'>1987</span> </span><span class="COMM">/**
<span class='line'>1988</span>  * Add ticks on the x-axis representing years, months, quarters, weeks, or days
<span class='line'>1989</span>  * @private
<span class='line'>1990</span>  */</span><span class="WHIT">
<span class='line'>1991</span> </span><span class="NAME">Dygraph.prototype.addXTicks_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1992</span> </span><span class="WHIT">  </span><span class="COMM">// Determine the correct ticks scale on the x-axis: quarterly, monthly, ...</span><span class="WHIT">
<span class='line'>1993</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">range</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1994</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.dateWindow_</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1995</span> </span><span class="WHIT">    </span><span class="NAME">range</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="NAME">this.dateWindow_</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.dateWindow_</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1996</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1997</span> </span><span class="WHIT">    </span><span class="NAME">range</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.xAxisExtremes</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1998</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1999</span> 
<span class='line'>2000</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">xAxisOptionsView</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.optionsViewForAxis_</span><span class="PUNC">(</span><span class="STRN">'x'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2001</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">xTicks</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">xAxisOptionsView</span><span class="PUNC">(</span><span class="STRN">'ticker'</span><span class="PUNC">)</span><span class="PUNC">(</span><span class="WHIT">
<span class='line'>2002</span> </span><span class="WHIT">      </span><span class="NAME">range</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>2003</span> </span><span class="WHIT">      </span><span class="NAME">range</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>2004</span> </span><span class="WHIT">      </span><span class="NAME">this.plotter_.area.w</span><span class="PUNC">,</span><span class="WHIT">  </span><span class="COMM">// TODO(danvk): should be area.width</span><span class="WHIT">
<span class='line'>2005</span> </span><span class="WHIT">      </span><span class="NAME">xAxisOptionsView</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>2006</span> </span><span class="WHIT">      </span><span class="KEYW">this</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2007</span> </span><span class="WHIT">  </span><span class="COMM">// var msg = 'ticker(' + range[0] + ', ' + range[1] + ', ' + this.width_ + ', ' + this.attr_('pixelsPerXLabel') + ') -> ' + JSON.stringify(xTicks);</span><span class="WHIT">
<span class='line'>2008</span> </span><span class="WHIT">  </span><span class="COMM">// console.log(msg);</span><span class="WHIT">
<span class='line'>2009</span> </span><span class="WHIT">  </span><span class="NAME">this.layout_.setXTicks</span><span class="PUNC">(</span><span class="NAME">xTicks</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2010</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2011</span> 
<span class='line'>2012</span> </span><span class="COMM">/**
<span class='line'>2013</span>  * Returns the correct handler class for the currently set options.
<span class='line'>2014</span>  * @private
<span class='line'>2015</span>  */</span><span class="WHIT">
<span class='line'>2016</span> </span><span class="NAME">Dygraph.prototype.getHandlerClass_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2017</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">handlerClass</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2018</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.attr_</span><span class="PUNC">(</span><span class="STRN">'dataHandler'</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2019</span> </span><span class="WHIT">    </span><span class="NAME">handlerClass</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT">  </span><span class="NAME">this.attr_</span><span class="PUNC">(</span><span class="STRN">'dataHandler'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2020</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.fractions_</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2021</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.getBooleanOption</span><span class="PUNC">(</span><span class="STRN">'errorBars'</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2022</span> </span><span class="WHIT">      </span><span class="NAME">handlerClass</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">FractionsBarsHandler</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2023</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2024</span> </span><span class="WHIT">      </span><span class="NAME">handlerClass</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">DefaultFractionHandler</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2025</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2026</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.getBooleanOption</span><span class="PUNC">(</span><span class="STRN">'customBars'</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2027</span> </span><span class="WHIT">    </span><span class="NAME">handlerClass</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">CustomBarsHandler</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2028</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.getBooleanOption</span><span class="PUNC">(</span><span class="STRN">'errorBars'</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2029</span> </span><span class="WHIT">    </span><span class="NAME">handlerClass</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">ErrorBarsHandler</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2030</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2031</span> </span><span class="WHIT">    </span><span class="NAME">handlerClass</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">DefaultHandler</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2032</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2033</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">handlerClass</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2034</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2035</span> 
<span class='line'>2036</span> </span><span class="COMM">/**
<span class='line'>2037</span>  * @private
<span class='line'>2038</span>  * This function is called once when the chart's data is changed or the options
<span class='line'>2039</span>  * dictionary is updated. It is _not_ called when the user pans or zooms. The
<span class='line'>2040</span>  * idea is that values derived from the chart's data can be computed here,
<span class='line'>2041</span>  * rather than every time the chart is drawn. This includes things like the
<span class='line'>2042</span>  * number of axes, rolling averages, etc.
<span class='line'>2043</span>  */</span><span class="WHIT">
<span class='line'>2044</span> </span><span class="NAME">Dygraph.prototype.predraw_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2045</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">start</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">Date</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2046</span> 
<span class='line'>2047</span> </span><span class="WHIT">  </span><span class="COMM">// Create the correct dataHandler</span><span class="WHIT">
<span class='line'>2048</span> </span><span class="WHIT">  </span><span class="NAME">this.dataHandler_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.getHandlerClass_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2049</span> 
<span class='line'>2050</span> </span><span class="WHIT">  </span><span class="NAME">this.layout_.computePlotArea</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2051</span> 
<span class='line'>2052</span> </span><span class="WHIT">  </span><span class="COMM">// TODO(danvk): move more computations out of drawGraph_ and into here.</span><span class="WHIT">
<span class='line'>2053</span> </span><span class="WHIT">  </span><span class="NAME">this.computeYAxes_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2054</span> 
<span class='line'>2055</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">this.is_initial_draw_</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2056</span> </span><span class="WHIT">    </span><span class="NAME">this.canvas_ctx_.restore</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2057</span> </span><span class="WHIT">    </span><span class="NAME">this.hidden_ctx_.restore</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2058</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2059</span> 
<span class='line'>2060</span> </span><span class="WHIT">  </span><span class="NAME">this.canvas_ctx_.save</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2061</span> </span><span class="WHIT">  </span><span class="NAME">this.hidden_ctx_.save</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2062</span> 
<span class='line'>2063</span> </span><span class="WHIT">  </span><span class="COMM">// Create a new plotter.</span><span class="WHIT">
<span class='line'>2064</span> </span><span class="WHIT">  </span><span class="NAME">this.plotter_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">DygraphCanvasRenderer</span><span class="PUNC">(</span><span class="KEYW">this</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>2065</span> </span><span class="WHIT">                                            </span><span class="NAME">this.hidden_</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>2066</span> </span><span class="WHIT">                                            </span><span class="NAME">this.hidden_ctx_</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>2067</span> </span><span class="WHIT">                                            </span><span class="NAME">this.layout_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2068</span> 
<span class='line'>2069</span> </span><span class="WHIT">  </span><span class="COMM">// The roller sits in the bottom left corner of the chart. We don't know where</span><span class="WHIT">
<span class='line'>2070</span> </span><span class="WHIT">  </span><span class="COMM">// this will be until the options are available, so it's positioned here.</span><span class="WHIT">
<span class='line'>2071</span> </span><span class="WHIT">  </span><span class="NAME">this.createRollInterface_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2072</span> 
<span class='line'>2073</span> </span><span class="WHIT">  </span><span class="NAME">this.cascadeEvents_</span><span class="PUNC">(</span><span class="STRN">'predraw'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2074</span> 
<span class='line'>2075</span> </span><span class="WHIT">  </span><span class="COMM">// Convert the raw data (a 2D array) into the internal format and compute</span><span class="WHIT">
<span class='line'>2076</span> </span><span class="WHIT">  </span><span class="COMM">// rolling averages.</span><span class="WHIT">
<span class='line'>2077</span> </span><span class="WHIT">  </span><span class="NAME">this.rolledSeries_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="KEYW">null</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">  </span><span class="COMM">// x-axis is the first series and it's special</span><span class="WHIT">
<span class='line'>2078</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">this.numColumns</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2079</span> </span><span class="WHIT">    </span><span class="COMM">// var logScale = this.attr_('logscale', i); // TODO(klausw): this looks wrong // konigsberg thinks so too.</span><span class="WHIT">
<span class='line'>2080</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">series</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.dataHandler_.extractSeries</span><span class="PUNC">(</span><span class="NAME">this.rawData_</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.attributes_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2081</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.rollPeriod_</span><span class="WHIT"> </span><span class="PUNC">></span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2082</span> </span><span class="WHIT">      </span><span class="NAME">series</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.dataHandler_.rollingAverage</span><span class="PUNC">(</span><span class="NAME">series</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.rollPeriod_</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.attributes_</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2083</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2084</span> 
<span class='line'>2085</span> </span><span class="WHIT">    </span><span class="NAME">this.rolledSeries_.push</span><span class="PUNC">(</span><span class="NAME">series</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2086</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2087</span> 
<span class='line'>2088</span> </span><span class="WHIT">  </span><span class="COMM">// If the data or options have changed, then we'd better redraw.</span><span class="WHIT">
<span class='line'>2089</span> </span><span class="WHIT">  </span><span class="NAME">this.drawGraph_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2090</span> 
<span class='line'>2091</span> </span><span class="WHIT">  </span><span class="COMM">// This is used to determine whether to do various animations.</span><span class="WHIT">
<span class='line'>2092</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">end</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">Date</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2093</span> </span><span class="WHIT">  </span><span class="NAME">this.drawingTimeMs_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">end</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">start</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2094</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2095</span> 
<span class='line'>2096</span> </span><span class="COMM">/**
<span class='line'>2097</span>  * Point structure.
<span class='line'>2098</span>  *
<span class='line'>2099</span>  * xval_* and yval_* are the original unscaled data values,
<span class='line'>2100</span>  * while x_* and y_* are scaled to the range (0.0-1.0) for plotting.
<span class='line'>2101</span>  * yval_stacked is the cumulative Y value used for stacking graphs,
<span class='line'>2102</span>  * and bottom/top/minus/plus are used for high/low band graphs.
<span class='line'>2103</span>  *
<span class='line'>2104</span>  * @typedef {{
<span class='line'>2105</span>  *     idx: number,
<span class='line'>2106</span>  *     name: string,
<span class='line'>2107</span>  *     x: ?number,
<span class='line'>2108</span>  *     xval: ?number,
<span class='line'>2109</span>  *     y_bottom: ?number,
<span class='line'>2110</span>  *     y: ?number,
<span class='line'>2111</span>  *     y_stacked: ?number,
<span class='line'>2112</span>  *     y_top: ?number,
<span class='line'>2113</span>  *     yval_minus: ?number,
<span class='line'>2114</span>  *     yval: ?number,
<span class='line'>2115</span>  *     yval_plus: ?number,
<span class='line'>2116</span>  *     yval_stacked
<span class='line'>2117</span>  * }}
<span class='line'>2118</span>  */</span><span class="WHIT">
<span class='line'>2119</span> </span><span class="NAME">Dygraph.PointType</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">undefined</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2120</span> 
<span class='line'>2121</span> </span><span class="COMM">/**
<span class='line'>2122</span>  * Calculates point stacking for stackedGraph=true.
<span class='line'>2123</span>  *
<span class='line'>2124</span>  * For stacking purposes, interpolate or extend neighboring data across
<span class='line'>2125</span>  * NaN values based on stackedGraphNaNFill settings. This is for display
<span class='line'>2126</span>  * only, the underlying data value as shown in the legend remains NaN.
<span class='line'>2127</span>  *
<span class='line'>2128</span>  * @param {Array.&lt;Dygraph.PointType>} points Point array for a single series.
<span class='line'>2129</span>  *     Updates each Point's yval_stacked property.
<span class='line'>2130</span>  * @param {Array.&lt;number>} cumulativeYval Accumulated top-of-graph stacked Y
<span class='line'>2131</span>  *     values for the series seen so far. Index is the row number. Updated
<span class='line'>2132</span>  *     based on the current series's values.
<span class='line'>2133</span>  * @param {Array.&lt;number>} seriesExtremes Min and max values, updated
<span class='line'>2134</span>  *     to reflect the stacked values.
<span class='line'>2135</span>  * @param {string} fillMethod Interpolation method, one of 'all', 'inside', or
<span class='line'>2136</span>  *     'none'.
<span class='line'>2137</span>  * @private
<span class='line'>2138</span>  */</span><span class="WHIT">
<span class='line'>2139</span> </span><span class="NAME">Dygraph.stackPoints_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="WHIT">
<span class='line'>2140</span> </span><span class="WHIT">    </span><span class="NAME">points</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">cumulativeYval</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">seriesExtremes</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">fillMethod</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2141</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">lastXval</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2142</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">prevPoint</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2143</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">nextPoint</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2144</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">nextPointIdx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2145</span> 
<span class='line'>2146</span> </span><span class="WHIT">  </span><span class="COMM">// Find the next stackable point starting from the given index.</span><span class="WHIT">
<span class='line'>2147</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">updateNextPoint</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">idx</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2148</span> </span><span class="WHIT">    </span><span class="COMM">// If we've previously found a non-NaN point and haven't gone past it yet,</span><span class="WHIT">
<span class='line'>2149</span> </span><span class="WHIT">    </span><span class="COMM">// just use that.</span><span class="WHIT">
<span class='line'>2150</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">nextPointIdx</span><span class="WHIT"> </span><span class="PUNC">>=</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">return</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2151</span> 
<span class='line'>2152</span> </span><span class="WHIT">    </span><span class="COMM">// We haven't found a non-NaN point yet or have moved past it,</span><span class="WHIT">
<span class='line'>2153</span> </span><span class="WHIT">    </span><span class="COMM">// look towards the right to find a non-NaN point.</span><span class="WHIT">
<span class='line'>2154</span> </span><span class="WHIT">    </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">j</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">j</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">points.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="PUNC">++</span><span class="NAME">j</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2155</span> </span><span class="WHIT">      </span><span class="COMM">// Clear out a previously-found point (if any) since it's no longer</span><span class="WHIT">
<span class='line'>2156</span> </span><span class="WHIT">      </span><span class="COMM">// valid, we shouldn't use it for interpolation anymore.</span><span class="WHIT">
<span class='line'>2157</span> </span><span class="WHIT">      </span><span class="NAME">nextPoint</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2158</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">isNaN</span><span class="PUNC">(</span><span class="NAME">points</span><span class="PUNC">[</span><span class="NAME">j</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">yval</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">points</span><span class="PUNC">[</span><span class="NAME">j</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">yval</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2159</span> </span><span class="WHIT">        </span><span class="NAME">nextPointIdx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">j</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2160</span> </span><span class="WHIT">        </span><span class="NAME">nextPoint</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">points</span><span class="PUNC">[</span><span class="NAME">j</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2161</span> </span><span class="WHIT">        </span><span class="KEYW">break</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2162</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2163</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2164</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2165</span> 
<span class='line'>2166</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">points.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="PUNC">++</span><span class="NAME">i</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2167</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">point</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">points</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2168</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">xval</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">point.xval</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2169</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">cumulativeYval</span><span class="PUNC">[</span><span class="NAME">xval</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NAME">undefined</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2170</span> </span><span class="WHIT">      </span><span class="NAME">cumulativeYval</span><span class="PUNC">[</span><span class="NAME">xval</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2171</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2172</span> 
<span class='line'>2173</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">actualYval</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">point.yval</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2174</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">isNaN</span><span class="PUNC">(</span><span class="NAME">actualYval</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">actualYval</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2175</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="PUNC">(</span><span class="NAME">fillMethod</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="STRN">'none'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2176</span> </span><span class="WHIT">        </span><span class="NAME">actualYval</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2177</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2178</span> </span><span class="WHIT">        </span><span class="COMM">// Interpolate/extend for stacking purposes if possible.</span><span class="WHIT">
<span class='line'>2179</span> </span><span class="WHIT">        </span><span class="NAME">updateNextPoint</span><span class="PUNC">(</span><span class="NAME">i</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2180</span> </span><span class="WHIT">        </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">prevPoint</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">nextPoint</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">fillMethod</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="STRN">'none'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2181</span> </span><span class="WHIT">          </span><span class="COMM">// Use linear interpolation between prevPoint and nextPoint.</span><span class="WHIT">
<span class='line'>2182</span> </span><span class="WHIT">          </span><span class="NAME">actualYval</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">prevPoint.yval</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">nextPoint.yval</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">prevPoint.yval</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT">
<span class='line'>2183</span> </span><span class="WHIT">              </span><span class="PUNC">(</span><span class="PUNC">(</span><span class="NAME">xval</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">prevPoint.xval</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">/</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">nextPoint.xval</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">prevPoint.xval</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2184</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">prevPoint</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">fillMethod</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="STRN">'all'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2185</span> </span><span class="WHIT">          </span><span class="NAME">actualYval</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">prevPoint.yval</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2186</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">nextPoint</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">fillMethod</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="STRN">'all'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2187</span> </span><span class="WHIT">          </span><span class="NAME">actualYval</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">nextPoint.yval</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2188</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2189</span> </span><span class="WHIT">          </span><span class="NAME">actualYval</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2190</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2191</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2192</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2193</span> </span><span class="WHIT">      </span><span class="NAME">prevPoint</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">point</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2194</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2195</span> 
<span class='line'>2196</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">stackedYval</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">cumulativeYval</span><span class="PUNC">[</span><span class="NAME">xval</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2197</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">lastXval</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="NAME">xval</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2198</span> </span><span class="WHIT">      </span><span class="COMM">// If an x-value is repeated, we ignore the duplicates.</span><span class="WHIT">
<span class='line'>2199</span> </span><span class="WHIT">      </span><span class="NAME">stackedYval</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">actualYval</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2200</span> </span><span class="WHIT">      </span><span class="NAME">cumulativeYval</span><span class="PUNC">[</span><span class="NAME">xval</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">stackedYval</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2201</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2202</span> </span><span class="WHIT">    </span><span class="NAME">lastXval</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">xval</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2203</span> 
<span class='line'>2204</span> </span><span class="WHIT">    </span><span class="NAME">point.yval_stacked</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">stackedYval</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2205</span> 
<span class='line'>2206</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">stackedYval</span><span class="WHIT"> </span><span class="PUNC">></span><span class="WHIT"> </span><span class="NAME">seriesExtremes</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2207</span> </span><span class="WHIT">      </span><span class="NAME">seriesExtremes</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">stackedYval</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2208</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2209</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">stackedYval</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">seriesExtremes</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2210</span> </span><span class="WHIT">      </span><span class="NAME">seriesExtremes</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">stackedYval</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2211</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2212</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2213</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2214</span> 
<span class='line'>2215</span> </span><span class="COMM">/**
<span class='line'>2216</span>  * Loop over all fields and create datasets, calculating extreme y-values for
<span class='line'>2217</span>  * each series and extreme x-indices as we go.
<span class='line'>2218</span>  *
<span class='line'>2219</span>  * dateWindow is passed in as an explicit parameter so that we can compute
<span class='line'>2220</span>  * extreme values "speculatively", i.e. without actually setting state on the
<span class='line'>2221</span>  * dygraph.
<span class='line'>2222</span>  *
<span class='line'>2223</span>  * @param {Array.&lt;Array.&lt;Array.&lt;(number|Array&lt;number>)>>} rolledSeries, where
<span class='line'>2224</span>  *     rolledSeries[seriesIndex][row] = raw point, where
<span class='line'>2225</span>  *     seriesIndex is the column number starting with 1, and
<span class='line'>2226</span>  *     rawPoint is [x,y] or [x, [y, err]] or [x, [y, yminus, yplus]].
<span class='line'>2227</span>  * @param {?Array.&lt;number>} dateWindow [xmin, xmax] pair, or null.
<span class='line'>2228</span>  * @return {{
<span class='line'>2229</span>  *     points: Array.&lt;Array.&lt;Dygraph.PointType>>,
<span class='line'>2230</span>  *     seriesExtremes: Array.&lt;Array.&lt;number>>,
<span class='line'>2231</span>  *     boundaryIds: Array.&lt;number>}}
<span class='line'>2232</span>  * @private
<span class='line'>2233</span>  */</span><span class="WHIT">
<span class='line'>2234</span> </span><span class="NAME">Dygraph.prototype.gatherDatasets_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">rolledSeries</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">dateWindow</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2235</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">boundaryIds</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2236</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">points</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2237</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">cumulativeYval</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">  </span><span class="COMM">// For stacked series.</span><span class="WHIT">
<span class='line'>2238</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">extremes</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">  </span><span class="COMM">// series name -> [low, high]</span><span class="WHIT">
<span class='line'>2239</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">seriesIdx</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">sampleIdx</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2240</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">firstIdx</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">lastIdx</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2241</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">axisIdx</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2242</span> 
<span class='line'>2243</span> </span><span class="WHIT">  </span><span class="COMM">// Loop over the fields (series).  Go from the last to the first,</span><span class="WHIT">
<span class='line'>2244</span> </span><span class="WHIT">  </span><span class="COMM">// because if they're stacked that's how we accumulate the values.</span><span class="WHIT">
<span class='line'>2245</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">num_series</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">rolledSeries.length</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2246</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">series</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2247</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">seriesIdx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">num_series</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">seriesIdx</span><span class="WHIT"> </span><span class="PUNC">>=</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">seriesIdx</span><span class="PUNC">--</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2248</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">this.visibility</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">[</span><span class="NAME">seriesIdx</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">continue</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2249</span> 
<span class='line'>2250</span> </span><span class="WHIT">    </span><span class="COMM">// Prune down to the desired range, if necessary (for zooming)</span><span class="WHIT">
<span class='line'>2251</span> </span><span class="WHIT">    </span><span class="COMM">// Because there can be lines going to points outside of the visible area,</span><span class="WHIT">
<span class='line'>2252</span> </span><span class="WHIT">    </span><span class="COMM">// we actually prune to visible points, plus one on either side.</span><span class="WHIT">
<span class='line'>2253</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">dateWindow</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2254</span> </span><span class="WHIT">      </span><span class="NAME">series</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">rolledSeries</span><span class="PUNC">[</span><span class="NAME">seriesIdx</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2255</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">low</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">dateWindow</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2256</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">high</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">dateWindow</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2257</span> 
<span class='line'>2258</span> </span><span class="WHIT">      </span><span class="COMM">// TODO(danvk): do binary search instead of linear search.</span><span class="WHIT">
<span class='line'>2259</span> </span><span class="WHIT">      </span><span class="COMM">// TODO(danvk): pass firstIdx and lastIdx directly to the renderer.</span><span class="WHIT">
<span class='line'>2260</span> </span><span class="WHIT">      </span><span class="NAME">firstIdx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2261</span> </span><span class="WHIT">      </span><span class="NAME">lastIdx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2262</span> </span><span class="WHIT">      </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">sampleIdx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">sampleIdx</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">series.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">sampleIdx</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2263</span> </span><span class="WHIT">        </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">series</span><span class="PUNC">[</span><span class="NAME">sampleIdx</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">>=</span><span class="WHIT"> </span><span class="NAME">low</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">firstIdx</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2264</span> </span><span class="WHIT">          </span><span class="NAME">firstIdx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">sampleIdx</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2265</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2266</span> </span><span class="WHIT">        </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">series</span><span class="PUNC">[</span><span class="NAME">sampleIdx</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">&lt;=</span><span class="WHIT"> </span><span class="NAME">high</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2267</span> </span><span class="WHIT">          </span><span class="NAME">lastIdx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">sampleIdx</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2268</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2269</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2270</span> 
<span class='line'>2271</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">firstIdx</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">firstIdx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2272</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">correctedFirstIdx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">firstIdx</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2273</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">isInvalidValue</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2274</span> </span><span class="WHIT">      </span><span class="KEYW">while</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">isInvalidValue</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">correctedFirstIdx</span><span class="WHIT"> </span><span class="PUNC">></span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2275</span> </span><span class="WHIT">        </span><span class="NAME">correctedFirstIdx</span><span class="PUNC">--</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2276</span> </span><span class="WHIT">        </span><span class="COMM">// check if the y value is null.</span><span class="WHIT">
<span class='line'>2277</span> </span><span class="WHIT">        </span><span class="NAME">isInvalidValue</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">series</span><span class="PUNC">[</span><span class="NAME">correctedFirstIdx</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2278</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2279</span> 
<span class='line'>2280</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">lastIdx</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">lastIdx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">series.length</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2281</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">correctedLastIdx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">lastIdx</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2282</span> </span><span class="WHIT">      </span><span class="NAME">isInvalidValue</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2283</span> </span><span class="WHIT">      </span><span class="KEYW">while</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">isInvalidValue</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">correctedLastIdx</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">series.length</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2284</span> </span><span class="WHIT">        </span><span class="NAME">correctedLastIdx</span><span class="PUNC">++</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2285</span> </span><span class="WHIT">        </span><span class="NAME">isInvalidValue</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">series</span><span class="PUNC">[</span><span class="NAME">correctedLastIdx</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2286</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2287</span> 
<span class='line'>2288</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">correctedFirstIdx</span><span class="PUNC">!==</span><span class="NAME">firstIdx</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2289</span> </span><span class="WHIT">        </span><span class="NAME">firstIdx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">correctedFirstIdx</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2290</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2291</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">correctedLastIdx</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="NAME">lastIdx</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2292</span> </span><span class="WHIT">        </span><span class="NAME">lastIdx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">correctedLastIdx</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2293</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2294</span> 
<span class='line'>2295</span> </span><span class="WHIT">      </span><span class="NAME">boundaryIds</span><span class="PUNC">[</span><span class="NAME">seriesIdx</span><span class="PUNC">-</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="NAME">firstIdx</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">lastIdx</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2296</span> 
<span class='line'>2297</span> </span><span class="WHIT">      </span><span class="COMM">// .slice's end is exclusive, we want to include lastIdx.</span><span class="WHIT">
<span class='line'>2298</span> </span><span class="WHIT">      </span><span class="NAME">series</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">series.slice</span><span class="PUNC">(</span><span class="NAME">firstIdx</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">lastIdx</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2299</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2300</span> </span><span class="WHIT">      </span><span class="NAME">series</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">rolledSeries</span><span class="PUNC">[</span><span class="NAME">seriesIdx</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2301</span> </span><span class="WHIT">      </span><span class="NAME">boundaryIds</span><span class="PUNC">[</span><span class="NAME">seriesIdx</span><span class="PUNC">-</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">series.length</span><span class="PUNC">-</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2302</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2303</span> 
<span class='line'>2304</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">seriesName</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.attr_</span><span class="PUNC">(</span><span class="STRN">"labels"</span><span class="PUNC">)</span><span class="PUNC">[</span><span class="NAME">seriesIdx</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2305</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">seriesExtremes</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.dataHandler_.getExtremeYValues</span><span class="PUNC">(</span><span class="NAME">series</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>2306</span> </span><span class="WHIT">        </span><span class="NAME">dateWindow</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.getBooleanOption</span><span class="PUNC">(</span><span class="STRN">"stepPlot"</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">seriesName</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2307</span> 
<span class='line'>2308</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">seriesPoints</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.dataHandler_.seriesToPoints</span><span class="PUNC">(</span><span class="NAME">series</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>2309</span> </span><span class="WHIT">        </span><span class="NAME">seriesName</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">boundaryIds</span><span class="PUNC">[</span><span class="NAME">seriesIdx</span><span class="PUNC">-</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2310</span> 
<span class='line'>2311</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.getBooleanOption</span><span class="PUNC">(</span><span class="STRN">"stackedGraph"</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2312</span> </span><span class="WHIT">      </span><span class="NAME">axisIdx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.attributes_.axisForSeries</span><span class="PUNC">(</span><span class="NAME">seriesName</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2313</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">cumulativeYval</span><span class="PUNC">[</span><span class="NAME">axisIdx</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NAME">undefined</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2314</span> </span><span class="WHIT">        </span><span class="NAME">cumulativeYval</span><span class="PUNC">[</span><span class="NAME">axisIdx</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2315</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2316</span> </span><span class="WHIT">      </span><span class="NAME">Dygraph.stackPoints_</span><span class="PUNC">(</span><span class="NAME">seriesPoints</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">cumulativeYval</span><span class="PUNC">[</span><span class="NAME">axisIdx</span><span class="PUNC">]</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">seriesExtremes</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>2317</span> </span><span class="WHIT">                           </span><span class="NAME">this.getBooleanOption</span><span class="PUNC">(</span><span class="STRN">"stackedGraphNaNFill"</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2318</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2319</span> 
<span class='line'>2320</span> </span><span class="WHIT">    </span><span class="NAME">extremes</span><span class="PUNC">[</span><span class="NAME">seriesName</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">seriesExtremes</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2321</span> </span><span class="WHIT">    </span><span class="NAME">points</span><span class="PUNC">[</span><span class="NAME">seriesIdx</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">seriesPoints</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2322</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2323</span> 
<span class='line'>2324</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT"> </span><span class="NAME">points</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">points</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">extremes</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">extremes</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">boundaryIds</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">boundaryIds</span><span class="WHIT"> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2325</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2326</span> 
<span class='line'>2327</span> </span><span class="COMM">/**
<span class='line'>2328</span>  * Update the graph with new data. This method is called when the viewing area
<span class='line'>2329</span>  * has changed. If the underlying data or options have changed, predraw_ will
<span class='line'>2330</span>  * be called before drawGraph_ is called.
<span class='line'>2331</span>  *
<span class='line'>2332</span>  * @private
<span class='line'>2333</span>  */</span><span class="WHIT">
<span class='line'>2334</span> </span><span class="NAME">Dygraph.prototype.drawGraph_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2335</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">start</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">Date</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2336</span> 
<span class='line'>2337</span> </span><span class="WHIT">  </span><span class="COMM">// This is used to set the second parameter to drawCallback, below.</span><span class="WHIT">
<span class='line'>2338</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">is_initial_draw</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.is_initial_draw_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2339</span> </span><span class="WHIT">  </span><span class="NAME">this.is_initial_draw_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2340</span> 
<span class='line'>2341</span> </span><span class="WHIT">  </span><span class="NAME">this.layout_.removeAllDatasets</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2342</span> </span><span class="WHIT">  </span><span class="NAME">this.setColors_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2343</span> </span><span class="WHIT">  </span><span class="NAME">this.attrs_.pointSize</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0.5</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="NAME">this.getNumericOption</span><span class="PUNC">(</span><span class="STRN">'highlightCircleSize'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2344</span> 
<span class='line'>2345</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">packed</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.gatherDatasets_</span><span class="PUNC">(</span><span class="NAME">this.rolledSeries_</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.dateWindow_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2346</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">points</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">packed.points</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2347</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">extremes</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">packed.extremes</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2348</span> </span><span class="WHIT">  </span><span class="NAME">this.boundaryIds_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">packed.boundaryIds</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2349</span> 
<span class='line'>2350</span> </span><span class="WHIT">  </span><span class="NAME">this.setIndexByName_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2351</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">labels</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.attr_</span><span class="PUNC">(</span><span class="STRN">"labels"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2352</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">dataIdx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2353</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">points.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2354</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">this.visibility</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">[</span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">continue</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2355</span> </span><span class="WHIT">    </span><span class="NAME">this.layout_.addDataset</span><span class="PUNC">(</span><span class="NAME">labels</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">points</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2356</span> </span><span class="WHIT">    </span><span class="NAME">this.datasetIndex_</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">dataIdx</span><span class="PUNC">++</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2357</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2358</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">labels.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2359</span> </span><span class="WHIT">    </span><span class="NAME">this.setIndexByName_</span><span class="PUNC">[</span><span class="NAME">labels</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2360</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2361</span> 
<span class='line'>2362</span> </span><span class="WHIT">  </span><span class="NAME">this.computeYAxisRanges_</span><span class="PUNC">(</span><span class="NAME">extremes</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2363</span> </span><span class="WHIT">  </span><span class="NAME">this.layout_.setYAxes</span><span class="PUNC">(</span><span class="NAME">this.axes_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2364</span> 
<span class='line'>2365</span> </span><span class="WHIT">  </span><span class="NAME">this.addXTicks_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2366</span> 
<span class='line'>2367</span> </span><span class="WHIT">  </span><span class="COMM">// Tell PlotKit to use this new data and render itself</span><span class="WHIT">
<span class='line'>2368</span> </span><span class="WHIT">  </span><span class="NAME">this.layout_.evaluate</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2369</span> </span><span class="WHIT">  </span><span class="NAME">this.renderGraph_</span><span class="PUNC">(</span><span class="NAME">is_initial_draw</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2370</span> 
<span class='line'>2371</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.getStringOption</span><span class="PUNC">(</span><span class="STRN">"timingName"</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2372</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">end</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">Date</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2373</span> </span><span class="WHIT">    </span><span class="NAME">console.log</span><span class="PUNC">(</span><span class="NAME">this.getStringOption</span><span class="PUNC">(</span><span class="STRN">"timingName"</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">" - drawGraph: "</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">end</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">start</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"ms"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2374</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2375</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2376</span> 
<span class='line'>2377</span> </span><span class="COMM">/**
<span class='line'>2378</span>  * This does the work of drawing the chart. It assumes that the layout and axis
<span class='line'>2379</span>  * scales have already been set (e.g. by predraw_).
<span class='line'>2380</span>  *
<span class='line'>2381</span>  * @private
<span class='line'>2382</span>  */</span><span class="WHIT">
<span class='line'>2383</span> </span><span class="NAME">Dygraph.prototype.renderGraph_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">is_initial_draw</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2384</span> </span><span class="WHIT">  </span><span class="NAME">this.cascadeEvents_</span><span class="PUNC">(</span><span class="STRN">'clearChart'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2385</span> </span><span class="WHIT">  </span><span class="NAME">this.plotter_.clear</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2386</span> 
<span class='line'>2387</span> </span><span class="WHIT">  </span><span class="KEYW">const</span><span class="WHIT"> </span><span class="NAME">underlayCallback</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getFunctionOption</span><span class="PUNC">(</span><span class="STRN">'underlayCallback'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2388</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">underlayCallback</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2389</span> </span><span class="WHIT">    </span><span class="COMM">// NOTE: we pass the dygraph object to this callback twice to avoid breaking</span><span class="WHIT">
<span class='line'>2390</span> </span><span class="WHIT">    </span><span class="COMM">// users who expect a deprecated form of this callback.</span><span class="WHIT">
<span class='line'>2391</span> </span><span class="WHIT">    </span><span class="NAME">underlayCallback.call</span><span class="PUNC">(</span><span class="KEYW">this</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>2392</span> </span><span class="WHIT">        </span><span class="NAME">this.hidden_ctx_</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.layout_.getPlotArea</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="KEYW">this</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="KEYW">this</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2393</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2394</span> 
<span class='line'>2395</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">e</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2396</span> </span><span class="WHIT">    </span><span class="NAME">canvas</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">this.hidden_</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>2397</span> </span><span class="WHIT">    </span><span class="NAME">drawingContext</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">this.hidden_ctx_</span><span class="WHIT">
<span class='line'>2398</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2399</span> </span><span class="WHIT">  </span><span class="NAME">this.cascadeEvents_</span><span class="PUNC">(</span><span class="STRN">'willDrawChart'</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">e</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2400</span> </span><span class="WHIT">  </span><span class="NAME">this.plotter_.render</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2401</span> </span><span class="WHIT">  </span><span class="NAME">this.cascadeEvents_</span><span class="PUNC">(</span><span class="STRN">'didDrawChart'</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">e</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2402</span> </span><span class="WHIT">  </span><span class="NAME">this.lastRow_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">  </span><span class="COMM">// because plugins/legend.js clears the legend</span><span class="WHIT">
<span class='line'>2403</span> 
<span class='line'>2404</span> </span><span class="WHIT">  </span><span class="COMM">// TODO(danvk): is this a performance bottleneck when panning?</span><span class="WHIT">
<span class='line'>2405</span> </span><span class="WHIT">  </span><span class="COMM">// The interaction canvas should already be empty in that situation.</span><span class="WHIT">
<span class='line'>2406</span> </span><span class="WHIT">  </span><span class="NAME">this.canvas_.getContext</span><span class="PUNC">(</span><span class="STRN">'2d'</span><span class="PUNC">)</span><span class="PUNC">.</span><span class="NAME">clearRect</span><span class="PUNC">(</span><span class="NUMB">0</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.width_</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.height_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2407</span> 
<span class='line'>2408</span> </span><span class="WHIT">  </span><span class="KEYW">const</span><span class="WHIT"> </span><span class="NAME">drawCallback</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getFunctionOption</span><span class="PUNC">(</span><span class="STRN">"drawCallback"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2409</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">drawCallback</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2410</span> </span><span class="WHIT">    </span><span class="NAME">drawCallback.call</span><span class="PUNC">(</span><span class="KEYW">this</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="KEYW">this</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">is_initial_draw</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2411</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2412</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">is_initial_draw</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2413</span> </span><span class="WHIT">    </span><span class="NAME">this.readyFired_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2414</span> </span><span class="WHIT">    </span><span class="KEYW">while</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.readyFns_.length</span><span class="WHIT"> </span><span class="PUNC">></span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2415</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">fn</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.readyFns_.pop</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2416</span> </span><span class="WHIT">      </span><span class="NAME">fn</span><span class="PUNC">(</span><span class="KEYW">this</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2417</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2418</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2419</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2420</span> 
<span class='line'>2421</span> </span><span class="COMM">/**
<span class='line'>2422</span>  * @private
<span class='line'>2423</span>  * Determine properties of the y-axes which are independent of the data
<span class='line'>2424</span>  * currently being displayed. This includes things like the number of axes and
<span class='line'>2425</span>  * the style of the axes. It does not include the range of each axis and its
<span class='line'>2426</span>  * tick marks.
<span class='line'>2427</span>  * This fills in this.axes_.
<span class='line'>2428</span>  * axes_ = [ { options } ]
<span class='line'>2429</span>  *   indices are into the axes_ array.
<span class='line'>2430</span>  */</span><span class="WHIT">
<span class='line'>2431</span> </span><span class="NAME">Dygraph.prototype.computeYAxes_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2432</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">axis</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">index</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">opts</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">v</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2433</span> 
<span class='line'>2434</span> </span><span class="WHIT">  </span><span class="COMM">// this.axes_ doesn't match this.attributes_.axes_.options. It's used for</span><span class="WHIT">
<span class='line'>2435</span> </span><span class="WHIT">  </span><span class="COMM">// data computation as well as options storage.</span><span class="WHIT">
<span class='line'>2436</span> </span><span class="WHIT">  </span><span class="COMM">// Go through once and add all the axes.</span><span class="WHIT">
<span class='line'>2437</span> </span><span class="WHIT">  </span><span class="NAME">this.axes_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2438</span> 
<span class='line'>2439</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">axis</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">axis</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">this.attributes_.numAxes</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">axis</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2440</span> </span><span class="WHIT">    </span><span class="COMM">// Add a new axis, making a copy of its per-axis options.</span><span class="WHIT">
<span class='line'>2441</span> </span><span class="WHIT">    </span><span class="NAME">opts</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT"> </span><span class="NAME">g</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">this</span><span class="WHIT"> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2442</span> </span><span class="WHIT">    </span><span class="NAME">utils.update</span><span class="PUNC">(</span><span class="NAME">opts</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.attributes_.axisOptions</span><span class="PUNC">(</span><span class="NAME">axis</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2443</span> </span><span class="WHIT">    </span><span class="NAME">this.axes_</span><span class="PUNC">[</span><span class="NAME">axis</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">opts</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2444</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2445</span> 
<span class='line'>2446</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">axis</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">axis</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">this.axes_.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">axis</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2447</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">axis</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2448</span> </span><span class="WHIT">      </span><span class="NAME">opts</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.optionsViewForAxis_</span><span class="PUNC">(</span><span class="STRN">'y'</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">axis</span><span class="WHIT"> </span><span class="PUNC">?</span><span class="WHIT"> </span><span class="STRN">'2'</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="STRN">''</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2449</span> </span><span class="WHIT">      </span><span class="NAME">v</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">opts</span><span class="PUNC">(</span><span class="STRN">"valueRange"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2450</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">v</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">this.axes_</span><span class="PUNC">[</span><span class="NAME">axis</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">valueRange</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">v</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2451</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">  </span><span class="COMM">// To keep old behavior</span><span class="WHIT">
<span class='line'>2452</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">axes</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.user_attrs_.axes</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2453</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">axes</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">axes.y2</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2454</span> </span><span class="WHIT">        </span><span class="NAME">v</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">axes.y2.valueRange</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2455</span> </span><span class="WHIT">        </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">v</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">this.axes_</span><span class="PUNC">[</span><span class="NAME">axis</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">valueRange</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">v</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2456</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2457</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2458</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2459</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2460</span> 
<span class='line'>2461</span> </span><span class="COMM">/**
<span class='line'>2462</span>  * Returns the number of y-axes on the chart.
<span class='line'>2463</span>  * @return {number} the number of axes.
<span class='line'>2464</span>  */</span><span class="WHIT">
<span class='line'>2465</span> </span><span class="NAME">Dygraph.prototype.numAxes</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2466</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">this.attributes_.numAxes</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2467</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2468</span> 
<span class='line'>2469</span> </span><span class="COMM">/**
<span class='line'>2470</span>  * @private
<span class='line'>2471</span>  * Returns axis properties for the given series.
<span class='line'>2472</span>  * @param {string} setName The name of the series for which to get axis
<span class='line'>2473</span>  * properties, e.g. 'Y1'.
<span class='line'>2474</span>  * @return {Object} The axis properties.
<span class='line'>2475</span>  */</span><span class="WHIT">
<span class='line'>2476</span> </span><span class="NAME">Dygraph.prototype.axisPropertiesForSeries</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">series</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2477</span> </span><span class="WHIT">  </span><span class="COMM">// TODO(danvk): handle errors.</span><span class="WHIT">
<span class='line'>2478</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">this.axes_</span><span class="PUNC">[</span><span class="NAME">this.attributes_.axisForSeries</span><span class="PUNC">(</span><span class="NAME">series</span><span class="PUNC">)</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2479</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2480</span> 
<span class='line'>2481</span> </span><span class="COMM">/**
<span class='line'>2482</span>  * @private
<span class='line'>2483</span>  * Determine the value range and tick marks for each axis.
<span class='line'>2484</span>  * @param {Object} extremes A mapping from seriesName -> [low, high]
<span class='line'>2485</span>  * This fills in the valueRange and ticks fields in each entry of this.axes_.
<span class='line'>2486</span>  */</span><span class="WHIT">
<span class='line'>2487</span> </span><span class="NAME">Dygraph.prototype.computeYAxisRanges_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">extremes</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2488</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">isNullUndefinedOrNaN</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">num</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2489</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">isNaN</span><span class="PUNC">(</span><span class="NAME">parseFloat</span><span class="PUNC">(</span><span class="NAME">num</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2490</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2491</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">numAxes</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.attributes_.numAxes</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2492</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">ypadCompat</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">span</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">series</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">ypad</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2493</span> 
<span class='line'>2494</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">p_axis</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2495</span> 
<span class='line'>2496</span> </span><span class="WHIT">  </span><span class="COMM">// Compute extreme values, a span and tick marks for each axis.</span><span class="WHIT">
<span class='line'>2497</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">numAxes</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2498</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">axis</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.axes_</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2499</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">logscale</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.attributes_.getForAxis</span><span class="PUNC">(</span><span class="STRN">"logscale"</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2500</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">includeZero</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.attributes_.getForAxis</span><span class="PUNC">(</span><span class="STRN">"includeZero"</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2501</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">independentTicks</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.attributes_.getForAxis</span><span class="PUNC">(</span><span class="STRN">"independentTicks"</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2502</span> </span><span class="WHIT">    </span><span class="NAME">series</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.attributes_.seriesForAxis</span><span class="PUNC">(</span><span class="NAME">i</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2503</span> 
<span class='line'>2504</span> </span><span class="WHIT">    </span><span class="COMM">// Add some padding. This supports two Y padding operation modes:</span><span class="WHIT">
<span class='line'>2505</span> </span><span class="WHIT">    </span><span class="COMM">//</span><span class="WHIT">
<span class='line'>2506</span> </span><span class="WHIT">    </span><span class="COMM">// - backwards compatible (yRangePad not set):</span><span class="WHIT">
<span class='line'>2507</span> </span><span class="WHIT">    </span><span class="COMM">//   10% padding for automatic Y ranges, but not for user-supplied</span><span class="WHIT">
<span class='line'>2508</span> </span><span class="WHIT">    </span><span class="COMM">//   ranges, and move a close-to-zero edge to zero, since drawing at the edge</span><span class="WHIT">
<span class='line'>2509</span> </span><span class="WHIT">    </span><span class="COMM">//   results in invisible lines. Unfortunately lines drawn at the edge of a</span><span class="WHIT">
<span class='line'>2510</span> </span><span class="WHIT">    </span><span class="COMM">//   user-supplied range will still be invisible. If logscale is</span><span class="WHIT">
<span class='line'>2511</span> </span><span class="WHIT">    </span><span class="COMM">//   set, add a variable amount of padding at the top but</span><span class="WHIT">
<span class='line'>2512</span> </span><span class="WHIT">    </span><span class="COMM">//   none at the bottom.</span><span class="WHIT">
<span class='line'>2513</span> </span><span class="WHIT">    </span><span class="COMM">//</span><span class="WHIT">
<span class='line'>2514</span> </span><span class="WHIT">    </span><span class="COMM">// - new-style (yRangePad set by the user):</span><span class="WHIT">
<span class='line'>2515</span> </span><span class="WHIT">    </span><span class="COMM">//   always add the specified Y padding.</span><span class="WHIT">
<span class='line'>2516</span> </span><span class="WHIT">    </span><span class="COMM">//</span><span class="WHIT">
<span class='line'>2517</span> </span><span class="WHIT">    </span><span class="NAME">ypadCompat</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2518</span> </span><span class="WHIT">    </span><span class="NAME">ypad</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0.1</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="COMM">// add 10%</span><span class="WHIT">
<span class='line'>2519</span> </span><span class="WHIT">    </span><span class="KEYW">const</span><span class="WHIT"> </span><span class="NAME">yRangePad</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getNumericOption</span><span class="PUNC">(</span><span class="STRN">'yRangePad'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2520</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">yRangePad</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2521</span> </span><span class="WHIT">      </span><span class="NAME">ypadCompat</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2522</span> </span><span class="WHIT">      </span><span class="COMM">// Convert pixel padding to ratio</span><span class="WHIT">
<span class='line'>2523</span> </span><span class="WHIT">      </span><span class="NAME">ypad</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">yRangePad</span><span class="WHIT"> </span><span class="PUNC">/</span><span class="WHIT"> </span><span class="NAME">this.plotter_.area.h</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2524</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2525</span> 
<span class='line'>2526</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">series.length</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2527</span> </span><span class="WHIT">      </span><span class="COMM">// If no series are defined or visible then use a reasonable default</span><span class="WHIT">
<span class='line'>2528</span> </span><span class="WHIT">      </span><span class="NAME">axis.extremeRange</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2529</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2530</span> </span><span class="WHIT">      </span><span class="COMM">// Calculate the extremes of extremes.</span><span class="WHIT">
<span class='line'>2531</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">minY</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">Infinity</span><span class="PUNC">;</span><span class="WHIT">  </span><span class="COMM">// extremes[series[0]][0];</span><span class="WHIT">
<span class='line'>2532</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">maxY</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NAME">Infinity</span><span class="PUNC">;</span><span class="WHIT">  </span><span class="COMM">// extremes[series[0]][1];</span><span class="WHIT">
<span class='line'>2533</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">extremeMinY</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">extremeMaxY</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2534</span> 
<span class='line'>2535</span> </span><span class="WHIT">      </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">j</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">j</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">series.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">j</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2536</span> </span><span class="WHIT">        </span><span class="COMM">// this skips invisible series</span><span class="WHIT">
<span class='line'>2537</span> </span><span class="WHIT">        </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">extremes.hasOwnProperty</span><span class="PUNC">(</span><span class="NAME">series</span><span class="PUNC">[</span><span class="NAME">j</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">continue</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2538</span> 
<span class='line'>2539</span> </span><span class="WHIT">        </span><span class="COMM">// Only use valid extremes to stop null data series' from corrupting the scale.</span><span class="WHIT">
<span class='line'>2540</span> </span><span class="WHIT">        </span><span class="NAME">extremeMinY</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">extremes</span><span class="PUNC">[</span><span class="NAME">series</span><span class="PUNC">[</span><span class="NAME">j</span><span class="PUNC">]</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2541</span> </span><span class="WHIT">        </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">extremeMinY</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2542</span> </span><span class="WHIT">          </span><span class="NAME">minY</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">Math.min</span><span class="PUNC">(</span><span class="NAME">extremeMinY</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">minY</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2543</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2544</span> </span><span class="WHIT">        </span><span class="NAME">extremeMaxY</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">extremes</span><span class="PUNC">[</span><span class="NAME">series</span><span class="PUNC">[</span><span class="NAME">j</span><span class="PUNC">]</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2545</span> </span><span class="WHIT">        </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">extremeMaxY</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2546</span> </span><span class="WHIT">          </span><span class="NAME">maxY</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">Math.max</span><span class="PUNC">(</span><span class="NAME">extremeMaxY</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">maxY</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2547</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2548</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2549</span> 
<span class='line'>2550</span> </span><span class="WHIT">      </span><span class="COMM">// Include zero if requested by the user.</span><span class="WHIT">
<span class='line'>2551</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">includeZero</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="PUNC">!</span><span class="NAME">logscale</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2552</span> </span><span class="WHIT">        </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">minY</span><span class="WHIT"> </span><span class="PUNC">></span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">minY</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2553</span> </span><span class="WHIT">        </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">maxY</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">maxY</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2554</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2555</span> 
<span class='line'>2556</span> </span><span class="WHIT">      </span><span class="COMM">// Ensure we have a valid scale, otherwise default to [0, 1] for safety.</span><span class="WHIT">
<span class='line'>2557</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">minY</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="NAME">Infinity</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">minY</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2558</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">maxY</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NAME">Infinity</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">maxY</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2559</span> 
<span class='line'>2560</span> </span><span class="WHIT">      </span><span class="NAME">span</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">maxY</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">minY</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2561</span> </span><span class="WHIT">      </span><span class="COMM">// special case: if we have no sense of scale, center on the sole value.</span><span class="WHIT">
<span class='line'>2562</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">span</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2563</span> </span><span class="WHIT">        </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">maxY</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2564</span> </span><span class="WHIT">          </span><span class="NAME">span</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">Math.abs</span><span class="PUNC">(</span><span class="NAME">maxY</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2565</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2566</span> </span><span class="WHIT">          </span><span class="COMM">// ... and if the sole value is zero, use range 0-1.</span><span class="WHIT">
<span class='line'>2567</span> </span><span class="WHIT">          </span><span class="NAME">maxY</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2568</span> </span><span class="WHIT">          </span><span class="NAME">span</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2569</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2570</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2571</span> 
<span class='line'>2572</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">maxAxisY</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">maxY</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">minAxisY</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">minY</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2573</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">ypadCompat</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2574</span> </span><span class="WHIT">        </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">logscale</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2575</span> </span><span class="WHIT">          </span><span class="NAME">maxAxisY</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">maxY</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">ypad</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="NAME">span</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2576</span> </span><span class="WHIT">          </span><span class="NAME">minAxisY</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">minY</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2577</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2578</span> </span><span class="WHIT">          </span><span class="NAME">maxAxisY</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">maxY</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">ypad</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="NAME">span</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2579</span> </span><span class="WHIT">          </span><span class="NAME">minAxisY</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">minY</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">ypad</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="NAME">span</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2580</span> 
<span class='line'>2581</span> </span><span class="WHIT">          </span><span class="COMM">// Backwards-compatible behavior: Move the span to start or end at zero if it's</span><span class="WHIT">
<span class='line'>2582</span> </span><span class="WHIT">          </span><span class="COMM">// close to zero.</span><span class="WHIT">
<span class='line'>2583</span> </span><span class="WHIT">          </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">minAxisY</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">minY</span><span class="WHIT"> </span><span class="PUNC">>=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">minAxisY</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2584</span> </span><span class="WHIT">          </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">maxAxisY</span><span class="WHIT"> </span><span class="PUNC">></span><span class="WHIT"> </span><span class="NUMB">0</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">maxY</span><span class="WHIT"> </span><span class="PUNC">&lt;=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">maxAxisY</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2585</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2586</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2587</span> </span><span class="WHIT">      </span><span class="NAME">axis.extremeRange</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="NAME">minAxisY</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">maxAxisY</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2588</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2589</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">axis.valueRange</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2590</span> </span><span class="WHIT">      </span><span class="COMM">// This is a user-set value range for this axis.</span><span class="WHIT">
<span class='line'>2591</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">y0</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">isNullUndefinedOrNaN</span><span class="PUNC">(</span><span class="NAME">axis.valueRange</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">?</span><span class="WHIT"> </span><span class="NAME">axis.extremeRange</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">axis.valueRange</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2592</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">y1</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">isNullUndefinedOrNaN</span><span class="PUNC">(</span><span class="NAME">axis.valueRange</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">?</span><span class="WHIT"> </span><span class="NAME">axis.extremeRange</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">axis.valueRange</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2593</span> </span><span class="WHIT">      </span><span class="NAME">axis.computedValueRange</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="NAME">y0</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">y1</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2594</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2595</span> </span><span class="WHIT">      </span><span class="NAME">axis.computedValueRange</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">axis.extremeRange</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2596</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2597</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">ypadCompat</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2598</span> </span><span class="WHIT">      </span><span class="COMM">// When using yRangePad, adjust the upper/lower bounds to add</span><span class="WHIT">
<span class='line'>2599</span> </span><span class="WHIT">      </span><span class="COMM">// padding unless the user has zoomed/panned the Y axis range.</span><span class="WHIT">
<span class='line'>2600</span> 
<span class='line'>2601</span> </span><span class="WHIT">      </span><span class="NAME">y0</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">axis.computedValueRange</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2602</span> </span><span class="WHIT">      </span><span class="NAME">y1</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">axis.computedValueRange</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2603</span> 
<span class='line'>2604</span> </span><span class="WHIT">      </span><span class="COMM">// special case #781: if we have no sense of scale, center on the sole value.</span><span class="WHIT">
<span class='line'>2605</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">y0</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NAME">y1</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2606</span> </span><span class="WHIT">        </span><span class="KEYW">if</span><span class="PUNC">(</span><span class="NAME">y0</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2607</span> </span><span class="WHIT">          </span><span class="NAME">y1</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2608</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2609</span> </span><span class="WHIT">          </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">delta</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">Math.abs</span><span class="PUNC">(</span><span class="NAME">y0</span><span class="WHIT"> </span><span class="PUNC">/</span><span class="WHIT"> </span><span class="NUMB">10</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2610</span> </span><span class="WHIT">          </span><span class="NAME">y0</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">delta</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2611</span> </span><span class="WHIT">          </span><span class="NAME">y1</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">delta</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2612</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2613</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2614</span> 
<span class='line'>2615</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">logscale</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2616</span> </span><span class="WHIT">        </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">y0pct</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">ypad</span><span class="WHIT"> </span><span class="PUNC">/</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NUMB">2</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="NAME">ypad</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2617</span> </span><span class="WHIT">        </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">y1pct</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">ypad</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">/</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NUMB">2</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="NAME">ypad</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2618</span> </span><span class="WHIT">        </span><span class="NAME">axis.computedValueRange</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.logRangeFraction</span><span class="PUNC">(</span><span class="NAME">y0</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">y1</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">y0pct</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2619</span> </span><span class="WHIT">        </span><span class="NAME">axis.computedValueRange</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.logRangeFraction</span><span class="PUNC">(</span><span class="NAME">y0</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">y1</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">y1pct</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2620</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2621</span> </span><span class="WHIT">        </span><span class="NAME">span</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">y1</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">y0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2622</span> </span><span class="WHIT">        </span><span class="NAME">axis.computedValueRange</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">y0</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">span</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="NAME">ypad</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2623</span> </span><span class="WHIT">        </span><span class="NAME">axis.computedValueRange</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">y1</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">span</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="NAME">ypad</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2624</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2625</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2626</span> 
<span class='line'>2627</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">independentTicks</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2628</span> </span><span class="WHIT">      </span><span class="NAME">axis.independentTicks</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">independentTicks</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2629</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">opts</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.optionsViewForAxis_</span><span class="PUNC">(</span><span class="STRN">'y'</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">?</span><span class="WHIT"> </span><span class="STRN">'2'</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="STRN">''</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2630</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">ticker</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">opts</span><span class="PUNC">(</span><span class="STRN">'ticker'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2631</span> </span><span class="WHIT">      </span><span class="NAME">axis.ticks</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">ticker</span><span class="PUNC">(</span><span class="NAME">axis.computedValueRange</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>2632</span> </span><span class="WHIT">              </span><span class="NAME">axis.computedValueRange</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>2633</span> </span><span class="WHIT">              </span><span class="NAME">this.plotter_.area.h</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>2634</span> </span><span class="WHIT">              </span><span class="NAME">opts</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>2635</span> </span><span class="WHIT">              </span><span class="KEYW">this</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2636</span> </span><span class="WHIT">      </span><span class="COMM">// Define the first independent axis as primary axis.</span><span class="WHIT">
<span class='line'>2637</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">p_axis</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">p_axis</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">axis</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2638</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2639</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2640</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">p_axis</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NAME">undefined</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2641</span> </span><span class="WHIT">    </span><span class="KEYW">throw</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="STRN">"Configuration Error: At least one axis has to have the \"independentTicks\" option activated."</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2642</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2643</span> </span><span class="WHIT">  </span><span class="COMM">// Add ticks. By default, all axes inherit the tick positions of the</span><span class="WHIT">
<span class='line'>2644</span> </span><span class="WHIT">  </span><span class="COMM">// primary axis. However, if an axis is specifically marked as having</span><span class="WHIT">
<span class='line'>2645</span> </span><span class="WHIT">  </span><span class="COMM">// independent ticks, then that is permissible as well.</span><span class="WHIT">
<span class='line'>2646</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">numAxes</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2647</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">axis</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.axes_</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2648</span> 
<span class='line'>2649</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">axis.independentTicks</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2650</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">opts</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.optionsViewForAxis_</span><span class="PUNC">(</span><span class="STRN">'y'</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">?</span><span class="WHIT"> </span><span class="STRN">'2'</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="STRN">''</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2651</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">ticker</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">opts</span><span class="PUNC">(</span><span class="STRN">'ticker'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2652</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">p_ticks</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">p_axis.ticks</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2653</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">p_scale</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">p_axis.computedValueRange</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">p_axis.computedValueRange</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2654</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">scale</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">axis.computedValueRange</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">axis.computedValueRange</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2655</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">tick_values</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2656</span> </span><span class="WHIT">      </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">k</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">k</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">p_ticks.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">k</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2657</span> </span><span class="WHIT">        </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">y_frac</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">p_ticks</span><span class="PUNC">[</span><span class="NAME">k</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">v</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">p_axis.computedValueRange</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">/</span><span class="WHIT"> </span><span class="NAME">p_scale</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2658</span> </span><span class="WHIT">        </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">y_val</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">axis.computedValueRange</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">y_frac</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="NAME">scale</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2659</span> </span><span class="WHIT">        </span><span class="NAME">tick_values.push</span><span class="PUNC">(</span><span class="NAME">y_val</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2660</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2661</span> 
<span class='line'>2662</span> </span><span class="WHIT">      </span><span class="NAME">axis.ticks</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">ticker</span><span class="PUNC">(</span><span class="NAME">axis.computedValueRange</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>2663</span> </span><span class="WHIT">                          </span><span class="NAME">axis.computedValueRange</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>2664</span> </span><span class="WHIT">                          </span><span class="NAME">this.plotter_.area.h</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>2665</span> </span><span class="WHIT">                          </span><span class="NAME">opts</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>2666</span> </span><span class="WHIT">                          </span><span class="KEYW">this</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>2667</span> </span><span class="WHIT">                          </span><span class="NAME">tick_values</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2668</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2669</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2670</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2671</span> 
<span class='line'>2672</span> </span><span class="COMM">/**
<span class='line'>2673</span>  * Detects the type of the str (date or numeric) and sets the various
<span class='line'>2674</span>  * formatting attributes in this.attrs_ based on this type.
<span class='line'>2675</span>  * @param {string} str An x value.
<span class='line'>2676</span>  * @private
<span class='line'>2677</span>  */</span><span class="WHIT">
<span class='line'>2678</span> </span><span class="NAME">Dygraph.prototype.detectTypeFromString_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">str</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2679</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">isDate</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2680</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">dashPos</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">str.indexOf</span><span class="PUNC">(</span><span class="STRN">'-'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">  </span><span class="COMM">// could be 2006-01-01 _or_ 1.0e-2</span><span class="WHIT">
<span class='line'>2681</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">(</span><span class="NAME">dashPos</span><span class="WHIT"> </span><span class="PUNC">></span><span class="WHIT"> </span><span class="NUMB">0</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">str</span><span class="PUNC">[</span><span class="NAME">dashPos</span><span class="PUNC">-</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="STRN">'e'</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">str</span><span class="PUNC">[</span><span class="NAME">dashPos</span><span class="PUNC">-</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="STRN">'E'</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT">
<span class='line'>2682</span> </span><span class="WHIT">      </span><span class="NAME">str.indexOf</span><span class="PUNC">(</span><span class="STRN">'/'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">>=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT">
<span class='line'>2683</span> </span><span class="WHIT">      </span><span class="NAME">isNaN</span><span class="PUNC">(</span><span class="NAME">parseFloat</span><span class="PUNC">(</span><span class="NAME">str</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2684</span> </span><span class="WHIT">    </span><span class="NAME">isDate</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2685</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2686</span> 
<span class='line'>2687</span> </span><span class="WHIT">  </span><span class="NAME">this.setXAxisOptions_</span><span class="PUNC">(</span><span class="NAME">isDate</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2688</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2689</span> 
<span class='line'>2690</span> </span><span class="NAME">Dygraph.prototype.setXAxisOptions_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">isDate</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2691</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">isDate</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2692</span> </span><span class="WHIT">    </span><span class="NAME">this.attrs_.xValueParser</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.dateParser</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2693</span> </span><span class="WHIT">    </span><span class="NAME">this.attrs_.axes.x.valueFormatter</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.dateValueFormatter</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2694</span> </span><span class="WHIT">    </span><span class="NAME">this.attrs_.axes.x.ticker</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">DygraphTickers.dateTicker</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2695</span> </span><span class="WHIT">    </span><span class="NAME">this.attrs_.axes.x.axisLabelFormatter</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.dateAxisLabelFormatter</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2696</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2697</span> </span><span class="WHIT">    </span><span class="COMM">/** @private (shut up, jsdoc!) */</span><span class="WHIT">
<span class='line'>2698</span> </span><span class="WHIT">    </span><span class="NAME">this.attrs_.xValueParser</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">x</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">parseFloat</span><span class="PUNC">(</span><span class="NAME">x</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2699</span> </span><span class="WHIT">    </span><span class="COMM">// TODO(danvk): use Dygraph.numberValueFormatter here?</span><span class="WHIT">
<span class='line'>2700</span> </span><span class="WHIT">    </span><span class="COMM">/** @private (shut up, jsdoc!) */</span><span class="WHIT">
<span class='line'>2701</span> </span><span class="WHIT">    </span><span class="NAME">this.attrs_.axes.x.valueFormatter</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">x</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">x</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2702</span> </span><span class="WHIT">    </span><span class="NAME">this.attrs_.axes.x.ticker</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">DygraphTickers.numericTicks</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2703</span> </span><span class="WHIT">    </span><span class="NAME">this.attrs_.axes.x.axisLabelFormatter</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.attrs_.axes.x.valueFormatter</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2704</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2705</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2706</span> 
<span class='line'>2707</span> </span><span class="COMM">/**
<span class='line'>2708</span>  * @private
<span class='line'>2709</span>  * Parses a string in a special csv format.  We expect a csv file where each
<span class='line'>2710</span>  * line is a date point, and the first field in each line is the date string.
<span class='line'>2711</span>  * We also expect that all remaining fields represent series.
<span class='line'>2712</span>  * if the errorBars attribute is set, then interpret the fields as:
<span class='line'>2713</span>  * date, series1, stddev1, series2, stddev2, ...
<span class='line'>2714</span>  * @param {[Object]} data See above.
<span class='line'>2715</span>  *
<span class='line'>2716</span>  * @return [Object] An array with one entry for each row. These entries
<span class='line'>2717</span>  * are an array of cells in that row. The first entry is the parsed x-value for
<span class='line'>2718</span>  * the row. The second, third, etc. are the y-values. These can take on one of
<span class='line'>2719</span>  * three forms, depending on the CSV and constructor parameters:
<span class='line'>2720</span>  * 1. numeric value
<span class='line'>2721</span>  * 2. [ value, stddev ]
<span class='line'>2722</span>  * 3. [ low value, center value, high value ]
<span class='line'>2723</span>  */</span><span class="WHIT">
<span class='line'>2724</span> </span><span class="NAME">Dygraph.prototype.parseCSV_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">data</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2725</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">ret</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2726</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">line_delimiter</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.detectLineDelimiter</span><span class="PUNC">(</span><span class="NAME">data</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2727</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">lines</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">data.split</span><span class="PUNC">(</span><span class="NAME">line_delimiter</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="STRN">"\n"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2728</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">vals</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">j</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2729</span> 
<span class='line'>2730</span> </span><span class="WHIT">  </span><span class="COMM">// Use the default delimiter or fall back to a tab if that makes sense.</span><span class="WHIT">
<span class='line'>2731</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">delim</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getStringOption</span><span class="PUNC">(</span><span class="STRN">'delimiter'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2732</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">lines</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">indexOf</span><span class="PUNC">(</span><span class="NAME">delim</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NUMB">1</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">lines</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">indexOf</span><span class="PUNC">(</span><span class="STRN">'\t'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">>=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2733</span> </span><span class="WHIT">    </span><span class="NAME">delim</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">'\t'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2734</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2735</span> 
<span class='line'>2736</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">start</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2737</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="PUNC">(</span><span class="STRN">'labels'</span><span class="WHIT"> </span><span class="KEYW">in</span><span class="WHIT"> </span><span class="NAME">this.user_attrs_</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2738</span> </span><span class="WHIT">    </span><span class="COMM">// User hasn't explicitly set labels, so they're (presumably) in the CSV.</span><span class="WHIT">
<span class='line'>2739</span> </span><span class="WHIT">    </span><span class="NAME">start</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2740</span> </span><span class="WHIT">    </span><span class="NAME">this.attrs_.labels</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">lines</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">split</span><span class="PUNC">(</span><span class="NAME">delim</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">  </span><span class="COMM">// NOTE: _not_ user_attrs_.</span><span class="WHIT">
<span class='line'>2741</span> </span><span class="WHIT">    </span><span class="NAME">this.attributes_.reparseSeries</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2742</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2743</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">line_no</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2744</span> 
<span class='line'>2745</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">xParser</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2746</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">defaultParserSet</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">  </span><span class="COMM">// attempt to auto-detect x value type</span><span class="WHIT">
<span class='line'>2747</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">expectedCols</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.attr_</span><span class="PUNC">(</span><span class="STRN">"labels"</span><span class="PUNC">)</span><span class="PUNC">.</span><span class="NAME">length</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2748</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">outOfOrder</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2749</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">start</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">lines.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2750</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">line</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">lines</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2751</span> </span><span class="WHIT">    </span><span class="NAME">line_no</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2752</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">line.length</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">continue</span><span class="PUNC">;</span><span class="WHIT">  </span><span class="COMM">// skip blank lines</span><span class="WHIT">
<span class='line'>2753</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">line</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="STRN">'#'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">continue</span><span class="PUNC">;</span><span class="WHIT">    </span><span class="COMM">// skip comment lines</span><span class="WHIT">
<span class='line'>2754</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">inFields</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">line.split</span><span class="PUNC">(</span><span class="NAME">delim</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2755</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">inFields.length</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NUMB">2</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">continue</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2756</span> 
<span class='line'>2757</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">fields</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2758</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">defaultParserSet</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2759</span> </span><span class="WHIT">      </span><span class="NAME">this.detectTypeFromString_</span><span class="PUNC">(</span><span class="NAME">inFields</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2760</span> </span><span class="WHIT">      </span><span class="NAME">xParser</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getFunctionOption</span><span class="PUNC">(</span><span class="STRN">"xValueParser"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2761</span> </span><span class="WHIT">      </span><span class="NAME">defaultParserSet</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2762</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2763</span> </span><span class="WHIT">    </span><span class="NAME">fields</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">xParser</span><span class="PUNC">(</span><span class="NAME">inFields</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="KEYW">this</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2764</span> 
<span class='line'>2765</span> </span><span class="WHIT">    </span><span class="COMM">// If fractions are expected, parse the numbers as "A/B"</span><span class="WHIT">
<span class='line'>2766</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.fractions_</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2767</span> </span><span class="WHIT">      </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">j</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">j</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">inFields.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">j</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2768</span> </span><span class="WHIT">        </span><span class="COMM">// TODO(danvk): figure out an appropriate way to flag parse errors.</span><span class="WHIT">
<span class='line'>2769</span> </span><span class="WHIT">        </span><span class="NAME">vals</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">inFields</span><span class="PUNC">[</span><span class="NAME">j</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">split</span><span class="PUNC">(</span><span class="STRN">"/"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2770</span> </span><span class="WHIT">        </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">vals.length</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="NUMB">2</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2771</span> </span><span class="WHIT">          </span><span class="NAME">console.error</span><span class="PUNC">(</span><span class="STRN">'Expected fractional "num/den" values in CSV data '</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT">
<span class='line'>2772</span> </span><span class="WHIT">                        </span><span class="STRN">"but found a value '"</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">inFields</span><span class="PUNC">[</span><span class="NAME">j</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"' on line "</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT">
<span class='line'>2773</span> </span><span class="WHIT">                        </span><span class="PUNC">(</span><span class="NUMB">1</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">" ('"</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">line</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"') which is not of this form."</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2774</span> </span><span class="WHIT">          </span><span class="NAME">fields</span><span class="PUNC">[</span><span class="NAME">j</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2775</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2776</span> </span><span class="WHIT">          </span><span class="NAME">fields</span><span class="PUNC">[</span><span class="NAME">j</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="NAME">utils.parseFloat_</span><span class="PUNC">(</span><span class="NAME">vals</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">line</span><span class="PUNC">)</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>2777</span> </span><span class="WHIT">                       </span><span class="NAME">utils.parseFloat_</span><span class="PUNC">(</span><span class="NAME">vals</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">line</span><span class="PUNC">)</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2778</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2779</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2780</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.getBooleanOption</span><span class="PUNC">(</span><span class="STRN">"errorBars"</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2781</span> </span><span class="WHIT">      </span><span class="COMM">// If there are sigma-based high/low bands, values are (value, stddev) pairs</span><span class="WHIT">
<span class='line'>2782</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">inFields.length</span><span class="WHIT"> </span><span class="PUNC">%</span><span class="WHIT"> </span><span class="NUMB">2</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2783</span> </span><span class="WHIT">        </span><span class="NAME">console.error</span><span class="PUNC">(</span><span class="STRN">'Expected alternating (value, stdev.) pairs in CSV data '</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT">
<span class='line'>2784</span> </span><span class="WHIT">                      </span><span class="STRN">'but line '</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NUMB">1</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">' has an odd number of values ('</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT">
<span class='line'>2785</span> </span><span class="WHIT">                      </span><span class="PUNC">(</span><span class="NAME">inFields.length</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"): '"</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">line</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"'"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2786</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2787</span> </span><span class="WHIT">      </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">j</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">j</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">inFields.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">j</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">2</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2788</span> </span><span class="WHIT">        </span><span class="NAME">fields</span><span class="PUNC">[</span><span class="PUNC">(</span><span class="NAME">j</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">/</span><span class="WHIT"> </span><span class="NUMB">2</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="NAME">utils.parseFloat_</span><span class="PUNC">(</span><span class="NAME">inFields</span><span class="PUNC">[</span><span class="NAME">j</span><span class="PUNC">]</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">line</span><span class="PUNC">)</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>2789</span> </span><span class="WHIT">                               </span><span class="NAME">utils.parseFloat_</span><span class="PUNC">(</span><span class="NAME">inFields</span><span class="PUNC">[</span><span class="NAME">j</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">line</span><span class="PUNC">)</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2790</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2791</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.getBooleanOption</span><span class="PUNC">(</span><span class="STRN">"customBars"</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2792</span> </span><span class="WHIT">      </span><span class="COMM">// Custom high/low bands are a low;centre;high tuple</span><span class="WHIT">
<span class='line'>2793</span> </span><span class="WHIT">      </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">j</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">j</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">inFields.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">j</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2794</span> </span><span class="WHIT">        </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">val</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">inFields</span><span class="PUNC">[</span><span class="NAME">j</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2795</span> </span><span class="WHIT">        </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="REGX">/^ *$/</span><span class="PUNC">.</span><span class="NAME">test</span><span class="PUNC">(</span><span class="NAME">val</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2796</span> </span><span class="WHIT">          </span><span class="NAME">fields</span><span class="PUNC">[</span><span class="NAME">j</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="KEYW">null</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2797</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2798</span> </span><span class="WHIT">          </span><span class="NAME">vals</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">val.split</span><span class="PUNC">(</span><span class="STRN">";"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2799</span> </span><span class="WHIT">          </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">vals.length</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="NUMB">3</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2800</span> </span><span class="WHIT">            </span><span class="NAME">fields</span><span class="PUNC">[</span><span class="NAME">j</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="WHIT"> </span><span class="NAME">utils.parseFloat_</span><span class="PUNC">(</span><span class="NAME">vals</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">line</span><span class="PUNC">)</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>2801</span> </span><span class="WHIT">                          </span><span class="NAME">utils.parseFloat_</span><span class="PUNC">(</span><span class="NAME">vals</span><span class="PUNC">[</span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">line</span><span class="PUNC">)</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>2802</span> </span><span class="WHIT">                          </span><span class="NAME">utils.parseFloat_</span><span class="PUNC">(</span><span class="NAME">vals</span><span class="PUNC">[</span><span class="NUMB">2</span><span class="PUNC">]</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">line</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2803</span> </span><span class="WHIT">          </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2804</span> </span><span class="WHIT">            </span><span class="NAME">console.warn</span><span class="PUNC">(</span><span class="STRN">'When using customBars, values must be either blank '</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT">
<span class='line'>2805</span> </span><span class="WHIT">                         </span><span class="STRN">'or "low;center;high" tuples (got "'</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">val</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT">
<span class='line'>2806</span> </span><span class="WHIT">                         </span><span class="STRN">'" on line '</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NUMB">1</span><span class="PUNC">+</span><span class="NAME">i</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">')'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2807</span> </span><span class="WHIT">          </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2808</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2809</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2810</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2811</span> </span><span class="WHIT">      </span><span class="COMM">// Values are just numbers</span><span class="WHIT">
<span class='line'>2812</span> </span><span class="WHIT">      </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">j</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">j</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">inFields.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">j</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2813</span> </span><span class="WHIT">        </span><span class="NAME">fields</span><span class="PUNC">[</span><span class="NAME">j</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.parseFloat_</span><span class="PUNC">(</span><span class="NAME">inFields</span><span class="PUNC">[</span><span class="NAME">j</span><span class="PUNC">]</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">line</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2814</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2815</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2816</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">ret.length</span><span class="WHIT"> </span><span class="PUNC">></span><span class="WHIT"> </span><span class="NUMB">0</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">fields</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">ret</span><span class="PUNC">[</span><span class="NAME">ret.length</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2817</span> </span><span class="WHIT">      </span><span class="NAME">outOfOrder</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2818</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2819</span> 
<span class='line'>2820</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">fields.length</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="NAME">expectedCols</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2821</span> </span><span class="WHIT">      </span><span class="NAME">console.error</span><span class="PUNC">(</span><span class="STRN">"Number of columns in line "</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">" ("</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">fields.length</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT">
<span class='line'>2822</span> </span><span class="WHIT">                    </span><span class="STRN">") does not agree with number of labels ("</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">expectedCols</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT">
<span class='line'>2823</span> </span><span class="WHIT">                    </span><span class="STRN">") "</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">line</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2824</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2825</span> 
<span class='line'>2826</span> </span><span class="WHIT">    </span><span class="COMM">// If the user specified the 'labels' option and none of the cells of the</span><span class="WHIT">
<span class='line'>2827</span> </span><span class="WHIT">    </span><span class="COMM">// first row parsed correctly, then they probably double-specified the</span><span class="WHIT">
<span class='line'>2828</span> </span><span class="WHIT">    </span><span class="COMM">// labels. We go with the values set in the option, discard this row and</span><span class="WHIT">
<span class='line'>2829</span> </span><span class="WHIT">    </span><span class="COMM">// log a warning to the JS console.</span><span class="WHIT">
<span class='line'>2830</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">this.attr_</span><span class="PUNC">(</span><span class="STRN">'labels'</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2831</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">all_null</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2832</span> </span><span class="WHIT">      </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">j</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">all_null</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">j</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">fields.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">j</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2833</span> </span><span class="WHIT">        </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">fields</span><span class="PUNC">[</span><span class="NAME">j</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">all_null</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2834</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2835</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">all_null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2836</span> </span><span class="WHIT">        </span><span class="NAME">console.warn</span><span class="PUNC">(</span><span class="STRN">"The dygraphs 'labels' option is set, but the first row "</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT">
<span class='line'>2837</span> </span><span class="WHIT">                     </span><span class="STRN">"of CSV data ('"</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">line</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"') appears to also contain "</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT">
<span class='line'>2838</span> </span><span class="WHIT">                     </span><span class="STRN">"labels. Will drop the CSV labels and use the option "</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT">
<span class='line'>2839</span> </span><span class="WHIT">                     </span><span class="STRN">"labels."</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2840</span> </span><span class="WHIT">        </span><span class="KEYW">continue</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2841</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2842</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2843</span> </span><span class="WHIT">    </span><span class="NAME">ret.push</span><span class="PUNC">(</span><span class="NAME">fields</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2844</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2845</span> 
<span class='line'>2846</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">outOfOrder</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2847</span> </span><span class="WHIT">    </span><span class="NAME">console.warn</span><span class="PUNC">(</span><span class="STRN">"CSV is out of order; order it correctly to speed loading."</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2848</span> </span><span class="WHIT">    </span><span class="NAME">ret.sort</span><span class="PUNC">(</span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">a</span><span class="PUNC">,</span><span class="NAME">b</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">a</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">b</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="PUNC">}</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2849</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2850</span> 
<span class='line'>2851</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">ret</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2852</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2853</span> 
<span class='line'>2854</span> </span><span class="COMM">// In native format, all values must be dates or numbers.</span><span class="WHIT">
<span class='line'>2855</span> </span><span class="COMM">// This check isn't perfect but will catch most mistaken uses of strings.</span><span class="WHIT">
<span class='line'>2856</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">validateNativeFormat</span><span class="PUNC">(</span><span class="NAME">data</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2857</span> </span><span class="WHIT">  </span><span class="KEYW">const</span><span class="WHIT"> </span><span class="NAME">firstRow</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">data</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2858</span> </span><span class="WHIT">  </span><span class="KEYW">const</span><span class="WHIT"> </span><span class="NAME">firstX</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">firstRow</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2859</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">typeof</span><span class="WHIT"> </span><span class="NAME">firstX</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="STRN">'number'</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="PUNC">!</span><span class="NAME">utils.isDateLike</span><span class="PUNC">(</span><span class="NAME">firstX</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2860</span> </span><span class="WHIT">    </span><span class="KEYW">throw</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">Error</span><span class="PUNC">(</span><span class="TOKN">`</span><span class="NAME">Expected</span><span class="WHIT"> </span><span class="NAME">number</span><span class="WHIT"> </span><span class="NAME">or</span><span class="WHIT"> </span><span class="NAME">date</span><span class="WHIT"> </span><span class="NAME">but</span><span class="WHIT"> </span><span class="NAME">got</span><span class="WHIT"> </span><span class="NAME">$</span><span class="PUNC">{</span><span class="KEYW">typeof</span><span class="WHIT"> </span><span class="NAME">firstX</span><span class="PUNC">}</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">$</span><span class="PUNC">{</span><span class="NAME">firstX</span><span class="PUNC">}</span><span class="PUNC">.</span><span class="TOKN">`</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2861</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2862</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">let</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">firstRow.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2863</span> </span><span class="WHIT">    </span><span class="KEYW">const</span><span class="WHIT"> </span><span class="NAME">val</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">firstRow</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2864</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">val</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">val</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NAME">undefined</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">continue</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2865</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">typeof</span><span class="WHIT"> </span><span class="NAME">val</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="STRN">'number'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">continue</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2866</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">utils.isArrayLike</span><span class="PUNC">(</span><span class="NAME">val</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">continue</span><span class="PUNC">;</span><span class="WHIT">  </span><span class="COMM">// e.g. errorBars or customBars</span><span class="WHIT">
<span class='line'>2867</span> </span><span class="WHIT">    </span><span class="KEYW">throw</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">Error</span><span class="PUNC">(</span><span class="TOKN">`</span><span class="NAME">Expected</span><span class="WHIT"> </span><span class="NAME">number</span><span class="WHIT"> </span><span class="NAME">or</span><span class="WHIT"> </span><span class="NAME">array</span><span class="WHIT"> </span><span class="NAME">but</span><span class="WHIT"> </span><span class="NAME">got</span><span class="WHIT"> </span><span class="NAME">$</span><span class="PUNC">{</span><span class="KEYW">typeof</span><span class="WHIT"> </span><span class="NAME">val</span><span class="PUNC">}</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">$</span><span class="PUNC">{</span><span class="NAME">val</span><span class="PUNC">}</span><span class="PUNC">.</span><span class="TOKN">`</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2868</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2869</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2870</span> 
<span class='line'>2871</span> </span><span class="COMM">/**
<span class='line'>2872</span>  * The user has provided their data as a pre-packaged JS array. If the x values
<span class='line'>2873</span>  * are numeric, this is the same as dygraphs' internal format. If the x values
<span class='line'>2874</span>  * are dates, we need to convert them from Date objects to ms since epoch.
<span class='line'>2875</span>  * @param {!Array} data
<span class='line'>2876</span>  * @return {Object} data with numeric x values.
<span class='line'>2877</span>  * @private
<span class='line'>2878</span>  */</span><span class="WHIT">
<span class='line'>2879</span> </span><span class="NAME">Dygraph.prototype.parseArray_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">data</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2880</span> </span><span class="WHIT">  </span><span class="COMM">// Peek at the first x value to see if it's numeric.</span><span class="WHIT">
<span class='line'>2881</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">data.length</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2882</span> </span><span class="WHIT">    </span><span class="NAME">data</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2883</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2884</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">data</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">length</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2885</span> </span><span class="WHIT">    </span><span class="NAME">console.error</span><span class="PUNC">(</span><span class="STRN">"Data set cannot contain an empty row"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2886</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2887</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2888</span> 
<span class='line'>2889</span> </span><span class="WHIT">  </span><span class="NAME">validateNativeFormat</span><span class="PUNC">(</span><span class="NAME">data</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2890</span> 
<span class='line'>2891</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2892</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.attr_</span><span class="PUNC">(</span><span class="STRN">"labels"</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2893</span> </span><span class="WHIT">    </span><span class="NAME">console.warn</span><span class="PUNC">(</span><span class="STRN">"Using default labels. Set labels explicitly via 'labels' "</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT">
<span class='line'>2894</span> </span><span class="WHIT">                 </span><span class="STRN">"in the options parameter"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2895</span> </span><span class="WHIT">    </span><span class="NAME">this.attrs_.labels</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="WHIT"> </span><span class="STRN">"X"</span><span class="WHIT"> </span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2896</span> </span><span class="WHIT">    </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">data</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2897</span> </span><span class="WHIT">      </span><span class="NAME">this.attrs_.labels.push</span><span class="PUNC">(</span><span class="STRN">"Y"</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="COMM">// Not user_attrs_.</span><span class="WHIT">
<span class='line'>2898</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2899</span> </span><span class="WHIT">    </span><span class="NAME">this.attributes_.reparseSeries</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2900</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2901</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">num_labels</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.attr_</span><span class="PUNC">(</span><span class="STRN">"labels"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2902</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">num_labels.length</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="NAME">data</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">length</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2903</span> </span><span class="WHIT">      </span><span class="NAME">console.error</span><span class="PUNC">(</span><span class="STRN">"Mismatch between number of labels ("</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">num_labels</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">")"</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT">
<span class='line'>2904</span> </span><span class="WHIT">                    </span><span class="STRN">" and number of columns in array ("</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">data</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">length</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">")"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2905</span> </span><span class="WHIT">      </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2906</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2907</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2908</span> 
<span class='line'>2909</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">utils.isDateLike</span><span class="PUNC">(</span><span class="NAME">data</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2910</span> </span><span class="WHIT">    </span><span class="COMM">// Some intelligent defaults for a date x-axis.</span><span class="WHIT">
<span class='line'>2911</span> </span><span class="WHIT">    </span><span class="NAME">this.attrs_.axes.x.valueFormatter</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.dateValueFormatter</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2912</span> </span><span class="WHIT">    </span><span class="NAME">this.attrs_.axes.x.ticker</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">DygraphTickers.dateTicker</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2913</span> </span><span class="WHIT">    </span><span class="NAME">this.attrs_.axes.x.axisLabelFormatter</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.dateAxisLabelFormatter</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2914</span> 
<span class='line'>2915</span> </span><span class="WHIT">    </span><span class="COMM">// Assume they're all dates.</span><span class="WHIT">
<span class='line'>2916</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">parsedData</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.clone</span><span class="PUNC">(</span><span class="NAME">data</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2917</span> </span><span class="WHIT">    </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">data.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2918</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">parsedData</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">length</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2919</span> </span><span class="WHIT">        </span><span class="NAME">console.error</span><span class="PUNC">(</span><span class="STRN">"Row "</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NUMB">1</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">" of data is empty"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2920</span> </span><span class="WHIT">        </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2921</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2922</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">parsedData</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT">
<span class='line'>2923</span> </span><span class="WHIT">          </span><span class="KEYW">typeof</span><span class="PUNC">(</span><span class="NAME">parsedData</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">getTime</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="STRN">'function'</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT">
<span class='line'>2924</span> </span><span class="WHIT">          </span><span class="NAME">isNaN</span><span class="PUNC">(</span><span class="NAME">parsedData</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">getTime</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2925</span> </span><span class="WHIT">        </span><span class="NAME">console.error</span><span class="PUNC">(</span><span class="STRN">"x value in row "</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NUMB">1</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">" is not a Date"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2926</span> </span><span class="WHIT">        </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2927</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2928</span> </span><span class="WHIT">      </span><span class="NAME">parsedData</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">parsedData</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">getTime</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2929</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2930</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">parsedData</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2931</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2932</span> </span><span class="WHIT">    </span><span class="COMM">// Some intelligent defaults for a numeric x-axis.</span><span class="WHIT">
<span class='line'>2933</span> </span><span class="WHIT">    </span><span class="COMM">/** @private (shut up, jsdoc!) */</span><span class="WHIT">
<span class='line'>2934</span> </span><span class="WHIT">    </span><span class="NAME">this.attrs_.axes.x.valueFormatter</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">x</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">x</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2935</span> </span><span class="WHIT">    </span><span class="NAME">this.attrs_.axes.x.ticker</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">DygraphTickers.numericTicks</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2936</span> </span><span class="WHIT">    </span><span class="NAME">this.attrs_.axes.x.axisLabelFormatter</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.numberAxisLabelFormatter</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2937</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">data</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2938</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2939</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2940</span> 
<span class='line'>2941</span> </span><span class="COMM">/**
<span class='line'>2942</span>  * Parses a DataTable object from gviz.
<span class='line'>2943</span>  * The data is expected to have a first column that is either a date or a
<span class='line'>2944</span>  * number. All subsequent columns must be numbers. If there is a clear mismatch
<span class='line'>2945</span>  * between this.xValueParser_ and the type of the first column, it will be
<span class='line'>2946</span>  * fixed. Fills out rawData_.
<span class='line'>2947</span>  * @param {!google.visualization.DataTable} data See above.
<span class='line'>2948</span>  * @private
<span class='line'>2949</span>  */</span><span class="WHIT">
<span class='line'>2950</span> </span><span class="NAME">Dygraph.prototype.parseDataTable_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">data</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2951</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">shortTextForAnnotationNum</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">num</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2952</span> </span><span class="WHIT">    </span><span class="COMM">// converts [0-9]+ [A-Z][a-z]*</span><span class="WHIT">
<span class='line'>2953</span> </span><span class="WHIT">    </span><span class="COMM">// example: 0=A, 1=B, 25=Z, 26=Aa, 27=Ab</span><span class="WHIT">
<span class='line'>2954</span> </span><span class="WHIT">    </span><span class="COMM">// and continues like.. Ba Bb .. Za .. Zz..Aaa...Zzz Aaaa Zzzz</span><span class="WHIT">
<span class='line'>2955</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">shortText</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">String.fromCharCode</span><span class="PUNC">(</span><span class="NUMB">65</span><span class="WHIT"> </span><span class="COMM">/* A */</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">num</span><span class="WHIT"> </span><span class="PUNC">%</span><span class="WHIT"> </span><span class="NUMB">26</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2956</span> </span><span class="WHIT">    </span><span class="NAME">num</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">Math.floor</span><span class="PUNC">(</span><span class="NAME">num</span><span class="WHIT"> </span><span class="PUNC">/</span><span class="WHIT"> </span><span class="NUMB">26</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2957</span> </span><span class="WHIT">    </span><span class="KEYW">while</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="WHIT"> </span><span class="NAME">num</span><span class="WHIT"> </span><span class="PUNC">></span><span class="WHIT"> </span><span class="NUMB">0</span><span class="WHIT"> </span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2958</span> </span><span class="WHIT">      </span><span class="NAME">shortText</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">String.fromCharCode</span><span class="PUNC">(</span><span class="NUMB">65</span><span class="WHIT"> </span><span class="COMM">/* A */</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">num</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">%</span><span class="WHIT"> </span><span class="NUMB">26</span><span class="WHIT"> </span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">shortText.toLowerCase</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2959</span> </span><span class="WHIT">      </span><span class="NAME">num</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">Math.floor</span><span class="PUNC">(</span><span class="PUNC">(</span><span class="NAME">num</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">/</span><span class="WHIT"> </span><span class="NUMB">26</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2960</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2961</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">shortText</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2962</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2963</span> 
<span class='line'>2964</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">cols</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">data.getNumberOfColumns</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2965</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">rows</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">data.getNumberOfRows</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2966</span> 
<span class='line'>2967</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">indepType</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">data.getColumnType</span><span class="PUNC">(</span><span class="NUMB">0</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2968</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">indepType</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="STRN">'date'</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">indepType</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="STRN">'datetime'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2969</span> </span><span class="WHIT">    </span><span class="NAME">this.attrs_.xValueParser</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.dateParser</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2970</span> </span><span class="WHIT">    </span><span class="NAME">this.attrs_.axes.x.valueFormatter</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.dateValueFormatter</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2971</span> </span><span class="WHIT">    </span><span class="NAME">this.attrs_.axes.x.ticker</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">DygraphTickers.dateTicker</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2972</span> </span><span class="WHIT">    </span><span class="NAME">this.attrs_.axes.x.axisLabelFormatter</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.dateAxisLabelFormatter</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2973</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">indepType</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="STRN">'number'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2974</span> </span><span class="WHIT">    </span><span class="NAME">this.attrs_.xValueParser</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">x</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">parseFloat</span><span class="PUNC">(</span><span class="NAME">x</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2975</span> </span><span class="WHIT">    </span><span class="NAME">this.attrs_.axes.x.valueFormatter</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">x</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">x</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2976</span> </span><span class="WHIT">    </span><span class="NAME">this.attrs_.axes.x.ticker</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">DygraphTickers.numericTicks</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2977</span> </span><span class="WHIT">    </span><span class="NAME">this.attrs_.axes.x.axisLabelFormatter</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.attrs_.axes.x.valueFormatter</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2978</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2979</span> </span><span class="WHIT">    </span><span class="KEYW">throw</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">Error</span><span class="PUNC">(</span><span class="WHIT">
<span class='line'>2980</span> </span><span class="WHIT">          </span><span class="STRN">"only 'date', 'datetime' and 'number' types are supported "</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT">
<span class='line'>2981</span> </span><span class="WHIT">          </span><span class="STRN">"for column 1 of DataTable input (Got '"</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">indepType</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"')"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2982</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>2983</span> 
<span class='line'>2984</span> </span><span class="WHIT">  </span><span class="COMM">// Array of the column indices which contain data (and not annotations).</span><span class="WHIT">
<span class='line'>2985</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">colIdx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2986</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">annotationCols</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">  </span><span class="COMM">// data index -> [annotation cols]</span><span class="WHIT">
<span class='line'>2987</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">hasAnnotations</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2988</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">j</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2989</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">cols</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2990</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">type</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">data.getColumnType</span><span class="PUNC">(</span><span class="NAME">i</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2991</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">type</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="STRN">'number'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2992</span> </span><span class="WHIT">      </span><span class="NAME">colIdx.push</span><span class="PUNC">(</span><span class="NAME">i</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2993</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">type</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="STRN">'string'</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">this.getBooleanOption</span><span class="PUNC">(</span><span class="STRN">'displayAnnotations'</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2994</span> </span><span class="WHIT">      </span><span class="COMM">// This is OK -- it's an annotation column.</span><span class="WHIT">
<span class='line'>2995</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">dataIdx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">colIdx</span><span class="PUNC">[</span><span class="NAME">colIdx.length</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2996</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">annotationCols.hasOwnProperty</span><span class="PUNC">(</span><span class="NAME">dataIdx</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2997</span> </span><span class="WHIT">        </span><span class="NAME">annotationCols</span><span class="PUNC">[</span><span class="NAME">dataIdx</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>2998</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>2999</span> </span><span class="WHIT">        </span><span class="NAME">annotationCols</span><span class="PUNC">[</span><span class="NAME">dataIdx</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">push</span><span class="PUNC">(</span><span class="NAME">i</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3000</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3001</span> </span><span class="WHIT">      </span><span class="NAME">hasAnnotations</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3002</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3003</span> </span><span class="WHIT">      </span><span class="KEYW">throw</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">Error</span><span class="PUNC">(</span><span class="WHIT">
<span class='line'>3004</span> </span><span class="WHIT">          </span><span class="STRN">"Only 'number' is supported as a dependent type with Gviz."</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT">
<span class='line'>3005</span> </span><span class="WHIT">          </span><span class="STRN">" 'string' is only supported if displayAnnotations is true"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3006</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3007</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3008</span> 
<span class='line'>3009</span> </span><span class="WHIT">  </span><span class="COMM">// Read column labels</span><span class="WHIT">
<span class='line'>3010</span> </span><span class="WHIT">  </span><span class="COMM">// TODO(danvk): add support back for errorBars</span><span class="WHIT">
<span class='line'>3011</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">labels</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="NAME">data.getColumnLabel</span><span class="PUNC">(</span><span class="NUMB">0</span><span class="PUNC">)</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3012</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">colIdx.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3013</span> </span><span class="WHIT">    </span><span class="NAME">labels.push</span><span class="PUNC">(</span><span class="NAME">data.getColumnLabel</span><span class="PUNC">(</span><span class="NAME">colIdx</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3014</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.getBooleanOption</span><span class="PUNC">(</span><span class="STRN">"errorBars"</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3015</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3016</span> </span><span class="WHIT">  </span><span class="NAME">this.attrs_.labels</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">labels</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3017</span> </span><span class="WHIT">  </span><span class="NAME">cols</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">labels.length</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3018</span> 
<span class='line'>3019</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">ret</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3020</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">outOfOrder</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3021</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">annotations</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3022</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">rows</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3023</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">row</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3024</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">typeof</span><span class="PUNC">(</span><span class="NAME">data.getValue</span><span class="PUNC">(</span><span class="NAME">i</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="STRN">'undefined'</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT">
<span class='line'>3025</span> </span><span class="WHIT">        </span><span class="NAME">data.getValue</span><span class="PUNC">(</span><span class="NAME">i</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3026</span> </span><span class="WHIT">      </span><span class="NAME">console.warn</span><span class="PUNC">(</span><span class="STRN">"Ignoring row "</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT">
<span class='line'>3027</span> </span><span class="WHIT">                   </span><span class="STRN">" of DataTable because of undefined or null first column."</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3028</span> </span><span class="WHIT">      </span><span class="KEYW">continue</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3029</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3030</span> 
<span class='line'>3031</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">indepType</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="STRN">'date'</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">indepType</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="STRN">'datetime'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3032</span> </span><span class="WHIT">      </span><span class="NAME">row.push</span><span class="PUNC">(</span><span class="NAME">data.getValue</span><span class="PUNC">(</span><span class="NAME">i</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="PUNC">.</span><span class="NAME">getTime</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3033</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3034</span> </span><span class="WHIT">      </span><span class="NAME">row.push</span><span class="PUNC">(</span><span class="NAME">data.getValue</span><span class="PUNC">(</span><span class="NAME">i</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3035</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3036</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">this.getBooleanOption</span><span class="PUNC">(</span><span class="STRN">"errorBars"</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3037</span> </span><span class="WHIT">      </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">j</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">j</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">colIdx.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">j</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3038</span> </span><span class="WHIT">        </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">col</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">colIdx</span><span class="PUNC">[</span><span class="NAME">j</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3039</span> </span><span class="WHIT">        </span><span class="NAME">row.push</span><span class="PUNC">(</span><span class="NAME">data.getValue</span><span class="PUNC">(</span><span class="NAME">i</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">col</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3040</span> </span><span class="WHIT">        </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">hasAnnotations</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT">
<span class='line'>3041</span> </span><span class="WHIT">            </span><span class="NAME">annotationCols.hasOwnProperty</span><span class="PUNC">(</span><span class="NAME">col</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT">
<span class='line'>3042</span> </span><span class="WHIT">            </span><span class="NAME">data.getValue</span><span class="PUNC">(</span><span class="NAME">i</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">annotationCols</span><span class="PUNC">[</span><span class="NAME">col</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3043</span> </span><span class="WHIT">          </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">ann</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3044</span> </span><span class="WHIT">          </span><span class="NAME">ann.series</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">data.getColumnLabel</span><span class="PUNC">(</span><span class="NAME">col</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3045</span> </span><span class="WHIT">          </span><span class="NAME">ann.xval</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">row</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3046</span> </span><span class="WHIT">          </span><span class="NAME">ann.shortText</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">shortTextForAnnotationNum</span><span class="PUNC">(</span><span class="NAME">annotations.length</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3047</span> </span><span class="WHIT">          </span><span class="NAME">ann.text</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">''</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3048</span> </span><span class="WHIT">          </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">k</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">k</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">annotationCols</span><span class="PUNC">[</span><span class="NAME">col</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">k</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3049</span> </span><span class="WHIT">            </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">k</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">ann.text</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"\n"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3050</span> </span><span class="WHIT">            </span><span class="NAME">ann.text</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">data.getValue</span><span class="PUNC">(</span><span class="NAME">i</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">annotationCols</span><span class="PUNC">[</span><span class="NAME">col</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NAME">k</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3051</span> </span><span class="WHIT">          </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3052</span> </span><span class="WHIT">          </span><span class="NAME">annotations.push</span><span class="PUNC">(</span><span class="NAME">ann</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3053</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3054</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3055</span> 
<span class='line'>3056</span> </span><span class="WHIT">      </span><span class="COMM">// Strip out infinities, which give dygraphs problems later on.</span><span class="WHIT">
<span class='line'>3057</span> </span><span class="WHIT">      </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">j</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">j</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">row.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">j</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3058</span> </span><span class="WHIT">        </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">isFinite</span><span class="PUNC">(</span><span class="NAME">row</span><span class="PUNC">[</span><span class="NAME">j</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">row</span><span class="PUNC">[</span><span class="NAME">j</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3059</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3060</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3061</span> </span><span class="WHIT">      </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">j</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">j</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">cols</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">j</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3062</span> </span><span class="WHIT">        </span><span class="NAME">row.push</span><span class="PUNC">(</span><span class="PUNC">[</span><span class="WHIT"> </span><span class="NAME">data.getValue</span><span class="PUNC">(</span><span class="NAME">i</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NUMB">2</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="NAME">j</span><span class="PUNC">)</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">data.getValue</span><span class="PUNC">(</span><span class="NAME">i</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NUMB">2</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NUMB">2</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="NAME">j</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3063</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3064</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3065</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">ret.length</span><span class="WHIT"> </span><span class="PUNC">></span><span class="WHIT"> </span><span class="NUMB">0</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">row</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">ret</span><span class="PUNC">[</span><span class="NAME">ret.length</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3066</span> </span><span class="WHIT">      </span><span class="NAME">outOfOrder</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3067</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3068</span> </span><span class="WHIT">    </span><span class="NAME">ret.push</span><span class="PUNC">(</span><span class="NAME">row</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3069</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3070</span> 
<span class='line'>3071</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">outOfOrder</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3072</span> </span><span class="WHIT">    </span><span class="NAME">console.warn</span><span class="PUNC">(</span><span class="STRN">"DataTable is out of order; order it correctly to speed loading."</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3073</span> </span><span class="WHIT">    </span><span class="NAME">ret.sort</span><span class="PUNC">(</span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">a</span><span class="PUNC">,</span><span class="NAME">b</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">a</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">b</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="PUNC">}</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3074</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3075</span> </span><span class="WHIT">  </span><span class="NAME">this.rawData_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">ret</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3076</span> 
<span class='line'>3077</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">annotations.length</span><span class="WHIT"> </span><span class="PUNC">></span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3078</span> </span><span class="WHIT">    </span><span class="NAME">this.setAnnotations</span><span class="PUNC">(</span><span class="NAME">annotations</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3079</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3080</span> </span><span class="WHIT">  </span><span class="NAME">this.attributes_.reparseSeries</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3081</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3082</span> 
<span class='line'>3083</span> </span><span class="COMM">/**
<span class='line'>3084</span>  * Signals to plugins that the chart data has updated.
<span class='line'>3085</span>  * This happens after the data has updated but before the chart has redrawn.
<span class='line'>3086</span>  * @private
<span class='line'>3087</span>  */</span><span class="WHIT">
<span class='line'>3088</span> </span><span class="NAME">Dygraph.prototype.cascadeDataDidUpdateEvent_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3089</span> </span><span class="WHIT">  </span><span class="COMM">// TODO(danvk): there are some issues checking xAxisRange() and using</span><span class="WHIT">
<span class='line'>3090</span> </span><span class="WHIT">  </span><span class="COMM">// toDomCoords from handlers of this event. The visible range should be set</span><span class="WHIT">
<span class='line'>3091</span> </span><span class="WHIT">  </span><span class="COMM">// when the chart is drawn, not derived from the data.</span><span class="WHIT">
<span class='line'>3092</span> </span><span class="WHIT">  </span><span class="NAME">this.cascadeEvents_</span><span class="PUNC">(</span><span class="STRN">'dataDidUpdate'</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="PUNC">}</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3093</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3094</span> 
<span class='line'>3095</span> </span><span class="COMM">/**
<span class='line'>3096</span>  * Get the CSV data. If it's in a function, call that function. If it's in a
<span class='line'>3097</span>  * file, do an XMLHttpRequest to get it.
<span class='line'>3098</span>  * @private
<span class='line'>3099</span>  */</span><span class="WHIT">
<span class='line'>3100</span> </span><span class="NAME">Dygraph.prototype.start_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3101</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">data</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.file_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3102</span> 
<span class='line'>3103</span> </span><span class="WHIT">  </span><span class="COMM">// Functions can return references of all other types.</span><span class="WHIT">
<span class='line'>3104</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">typeof</span><span class="WHIT"> </span><span class="NAME">data</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="STRN">'function'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3105</span> </span><span class="WHIT">    </span><span class="NAME">data</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">data</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3106</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3107</span> 
<span class='line'>3108</span> </span><span class="WHIT">  </span><span class="KEYW">const</span><span class="WHIT"> </span><span class="NAME">datatype</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.typeArrayLike</span><span class="PUNC">(</span><span class="NAME">data</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3109</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">datatype</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="STRN">'array'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3110</span> </span><span class="WHIT">    </span><span class="NAME">this.rawData_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.parseArray_</span><span class="PUNC">(</span><span class="NAME">data</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3111</span> </span><span class="WHIT">    </span><span class="NAME">this.cascadeDataDidUpdateEvent_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3112</span> </span><span class="WHIT">    </span><span class="NAME">this.predraw_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3113</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">datatype</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="STRN">'object'</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT">
<span class='line'>3114</span> </span><span class="WHIT">             </span><span class="KEYW">typeof</span><span class="WHIT"> </span><span class="NAME">data.getColumnRange</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="STRN">'function'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3115</span> </span><span class="WHIT">    </span><span class="COMM">// must be a DataTable from gviz.</span><span class="WHIT">
<span class='line'>3116</span> </span><span class="WHIT">    </span><span class="NAME">this.parseDataTable_</span><span class="PUNC">(</span><span class="NAME">data</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3117</span> </span><span class="WHIT">    </span><span class="NAME">this.cascadeDataDidUpdateEvent_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3118</span> </span><span class="WHIT">    </span><span class="NAME">this.predraw_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3119</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">datatype</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="STRN">'string'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3120</span> </span><span class="WHIT">    </span><span class="COMM">// Heuristic: a newline means it's CSV data. Otherwise it's an URL.</span><span class="WHIT">
<span class='line'>3121</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">line_delimiter</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.detectLineDelimiter</span><span class="PUNC">(</span><span class="NAME">data</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3122</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">line_delimiter</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3123</span> </span><span class="WHIT">      </span><span class="NAME">this.loadedEvent_</span><span class="PUNC">(</span><span class="NAME">data</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3124</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3125</span> </span><span class="WHIT">      </span><span class="COMM">// REMOVE_FOR_IE</span><span class="WHIT">
<span class='line'>3126</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">req</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3127</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">window.XMLHttpRequest</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3128</span> </span><span class="WHIT">        </span><span class="COMM">// Firefox, Opera, IE7, and other browsers will use the native object</span><span class="WHIT">
<span class='line'>3129</span> </span><span class="WHIT">        </span><span class="NAME">req</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">XMLHttpRequest</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3130</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3131</span> </span><span class="WHIT">        </span><span class="COMM">// IE 5 and 6 will use the ActiveX control</span><span class="WHIT">
<span class='line'>3132</span> </span><span class="WHIT">        </span><span class="NAME">req</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">ActiveXObject</span><span class="PUNC">(</span><span class="STRN">"Microsoft.XMLHTTP"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3133</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3134</span> 
<span class='line'>3135</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">caller</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">this</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3136</span> </span><span class="WHIT">      </span><span class="NAME">req.onreadystatechange</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3137</span> </span><span class="WHIT">        </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">req.readyState</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="NUMB">4</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3138</span> </span><span class="WHIT">          </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">req.status</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NUMB">200</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT">  </span><span class="COMM">// Normal http</span><span class="WHIT">
<span class='line'>3139</span> </span><span class="WHIT">              </span><span class="NAME">req.status</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">    </span><span class="COMM">// Chrome w/ --allow-file-access-from-files</span><span class="WHIT">
<span class='line'>3140</span> </span><span class="WHIT">            </span><span class="NAME">caller.loadedEvent_</span><span class="PUNC">(</span><span class="NAME">req.responseText</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3141</span> </span><span class="WHIT">          </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3142</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3143</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3144</span> 
<span class='line'>3145</span> </span><span class="WHIT">      </span><span class="NAME">req.open</span><span class="PUNC">(</span><span class="STRN">"GET"</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">data</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3146</span> </span><span class="WHIT">      </span><span class="NAME">req.send</span><span class="PUNC">(</span><span class="KEYW">null</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3147</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3148</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3149</span> </span><span class="WHIT">    </span><span class="NAME">console.error</span><span class="PUNC">(</span><span class="STRN">"Unknown data format: "</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">datatype</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3150</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3151</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3152</span> 
<span class='line'>3153</span> </span><span class="COMM">/**
<span class='line'>3154</span>  * Changes various properties of the graph. These can include:
<span class='line'>3155</span>  * &lt;ul>
<span class='line'>3156</span>  * &lt;li>file: changes the source data for the graph&lt;/li>
<span class='line'>3157</span>  * &lt;li>errorBars: changes whether the data contains stddev&lt;/li>
<span class='line'>3158</span>  * &lt;/ul>
<span class='line'>3159</span>  *
<span class='line'>3160</span>  * There's a huge variety of options that can be passed to this method. For a
<span class='line'>3161</span>  * full list, see: https://dygraphs.com/options.html
<span class='line'>3162</span>  *
<span class='line'>3163</span>  * @param {Object} input_attrs The new properties and values
<span class='line'>3164</span>  * @param {boolean} block_redraw Usually the chart is redrawn after every
<span class='line'>3165</span>  *     call to updateOptions(). If you know better, you can pass true to
<span class='line'>3166</span>  *     explicitly block the redraw. This can be useful for chaining
<span class='line'>3167</span>  *     updateOptions() calls, avoiding the occasional infinite loop and
<span class='line'>3168</span>  *     preventing redraws when it's not necessary (e.g. when updating a
<span class='line'>3169</span>  *     callback).
<span class='line'>3170</span>  */</span><span class="WHIT">
<span class='line'>3171</span> </span><span class="NAME">Dygraph.prototype.updateOptions</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">input_attrs</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">block_redraw</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3172</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">typeof</span><span class="PUNC">(</span><span class="NAME">block_redraw</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="STRN">'undefined'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">block_redraw</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3173</span> 
<span class='line'>3174</span> </span><span class="WHIT">  </span><span class="COMM">// copyUserAttrs_ drops the "file" parameter as a convenience to us.</span><span class="WHIT">
<span class='line'>3175</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">file</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">input_attrs.file</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3176</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">attrs</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">Dygraph.copyUserAttrs_</span><span class="PUNC">(</span><span class="NAME">input_attrs</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3177</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">prevNumAxes</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.attributes_.numAxes</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3178</span> 
<span class='line'>3179</span> </span><span class="WHIT">  </span><span class="COMM">// TODO(danvk): this is a mess. Move these options into attr_.</span><span class="WHIT">
<span class='line'>3180</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="STRN">'rollPeriod'</span><span class="WHIT"> </span><span class="KEYW">in</span><span class="WHIT"> </span><span class="NAME">attrs</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3181</span> </span><span class="WHIT">    </span><span class="NAME">this.rollPeriod_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">attrs.rollPeriod</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3182</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3183</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="STRN">'dateWindow'</span><span class="WHIT"> </span><span class="KEYW">in</span><span class="WHIT"> </span><span class="NAME">attrs</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3184</span> </span><span class="WHIT">    </span><span class="NAME">this.dateWindow_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">attrs.dateWindow</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3185</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3186</span> 
<span class='line'>3187</span> </span><span class="WHIT">  </span><span class="COMM">// TODO(danvk): validate per-series options.</span><span class="WHIT">
<span class='line'>3188</span> </span><span class="WHIT">  </span><span class="COMM">// Supported:</span><span class="WHIT">
<span class='line'>3189</span> </span><span class="WHIT">  </span><span class="COMM">// strokeWidth</span><span class="WHIT">
<span class='line'>3190</span> </span><span class="WHIT">  </span><span class="COMM">// pointSize</span><span class="WHIT">
<span class='line'>3191</span> </span><span class="WHIT">  </span><span class="COMM">// drawPoints</span><span class="WHIT">
<span class='line'>3192</span> </span><span class="WHIT">  </span><span class="COMM">// highlightCircleSize</span><span class="WHIT">
<span class='line'>3193</span> 
<span class='line'>3194</span> </span><span class="WHIT">  </span><span class="COMM">// Check if this set options will require new points.</span><span class="WHIT">
<span class='line'>3195</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">requiresNewPoints</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.isPixelChangingOptionList</span><span class="PUNC">(</span><span class="NAME">this.attr_</span><span class="PUNC">(</span><span class="STRN">"labels"</span><span class="PUNC">)</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">attrs</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3196</span> 
<span class='line'>3197</span> </span><span class="WHIT">  </span><span class="NAME">utils.updateDeep</span><span class="PUNC">(</span><span class="NAME">this.user_attrs_</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">attrs</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3198</span> 
<span class='line'>3199</span> </span><span class="WHIT">  </span><span class="NAME">this.attributes_.reparseSeries</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3200</span> 
<span class='line'>3201</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">prevNumAxes</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">this.attributes_.numAxes</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">this.plotter_.clear</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3202</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">file</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3203</span> </span><span class="WHIT">    </span><span class="COMM">// This event indicates that the data is about to change, but hasn't yet.</span><span class="WHIT">
<span class='line'>3204</span> </span><span class="WHIT">    </span><span class="COMM">// TODO(danvk): support cancellation of the update via this event.</span><span class="WHIT">
<span class='line'>3205</span> </span><span class="WHIT">    </span><span class="NAME">this.cascadeEvents_</span><span class="PUNC">(</span><span class="STRN">'dataWillUpdate'</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="PUNC">}</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3206</span> 
<span class='line'>3207</span> </span><span class="WHIT">    </span><span class="NAME">this.file_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">file</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3208</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">block_redraw</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">this.start_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3209</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3210</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">block_redraw</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3211</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">requiresNewPoints</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3212</span> </span><span class="WHIT">        </span><span class="NAME">this.predraw_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3213</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3214</span> </span><span class="WHIT">        </span><span class="NAME">this.renderGraph_</span><span class="PUNC">(</span><span class="KEYW">false</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3215</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3216</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3217</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3218</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3219</span> 
<span class='line'>3220</span> </span><span class="COMM">/**
<span class='line'>3221</span>  * Make a copy of input attributes, removing file as a convenience.
<span class='line'>3222</span>  * @private
<span class='line'>3223</span>  */</span><span class="WHIT">
<span class='line'>3224</span> </span><span class="NAME">Dygraph.copyUserAttrs_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">attrs</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3225</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">my_attrs</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3226</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">k</span><span class="WHIT"> </span><span class="KEYW">in</span><span class="WHIT"> </span><span class="NAME">attrs</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3227</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">attrs.hasOwnProperty</span><span class="PUNC">(</span><span class="NAME">k</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">continue</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3228</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">k</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="STRN">'file'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">continue</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3229</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">attrs.hasOwnProperty</span><span class="PUNC">(</span><span class="NAME">k</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="NAME">my_attrs</span><span class="PUNC">[</span><span class="NAME">k</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">attrs</span><span class="PUNC">[</span><span class="NAME">k</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3230</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3231</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">my_attrs</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3232</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3233</span> 
<span class='line'>3234</span> </span><span class="COMM">/**
<span class='line'>3235</span>  * Resizes the dygraph. If no parameters are specified, resizes to fill the
<span class='line'>3236</span>  * containing div (which has presumably changed size since the dygraph was
<span class='line'>3237</span>  * instantiated). If the width/height are specified, the div will be resized.
<span class='line'>3238</span>  *
<span class='line'>3239</span>  * This is far more efficient than destroying and re-instantiating a
<span class='line'>3240</span>  * Dygraph, since it doesn't have to reparse the underlying data.
<span class='line'>3241</span>  *
<span class='line'>3242</span>  * @param {number} width Width (in pixels)
<span class='line'>3243</span>  * @param {number} height Height (in pixels)
<span class='line'>3244</span>  */</span><span class="WHIT">
<span class='line'>3245</span> </span><span class="NAME">Dygraph.prototype.resize</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">width</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">height</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3246</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.resize_lock</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3247</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3248</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3249</span> </span><span class="WHIT">  </span><span class="NAME">this.resize_lock</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3250</span> 
<span class='line'>3251</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">(</span><span class="NAME">width</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">height</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3252</span> </span><span class="WHIT">    </span><span class="NAME">console.warn</span><span class="PUNC">(</span><span class="STRN">"Dygraph.resize() should be called with zero parameters or "</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT">
<span class='line'>3253</span> </span><span class="WHIT">                 </span><span class="STRN">"two non-NULL parameters. Pretending it was zero."</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3254</span> </span><span class="WHIT">    </span><span class="NAME">width</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">height</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3255</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3256</span> 
<span class='line'>3257</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">old_width</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.width_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3258</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">old_height</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.height_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3259</span> 
<span class='line'>3260</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">width</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3261</span> </span><span class="WHIT">    </span><span class="NAME">this.maindiv_.style.width</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">width</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3262</span> </span><span class="WHIT">    </span><span class="NAME">this.maindiv_.style.height</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">height</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3263</span> </span><span class="WHIT">    </span><span class="NAME">this.width_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">width</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3264</span> </span><span class="WHIT">    </span><span class="NAME">this.height_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">height</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3265</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3266</span> </span><span class="WHIT">    </span><span class="NAME">this.width_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.maindiv_.clientWidth</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3267</span> </span><span class="WHIT">    </span><span class="NAME">this.height_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.maindiv_.clientHeight</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3268</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3269</span> 
<span class='line'>3270</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">old_width</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="NAME">this.width_</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">old_height</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="NAME">this.height_</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3271</span> </span><span class="WHIT">    </span><span class="COMM">// Resizing a canvas erases it, even when the size doesn't change, so</span><span class="WHIT">
<span class='line'>3272</span> </span><span class="WHIT">    </span><span class="COMM">// any resize needs to be followed by a redraw.</span><span class="WHIT">
<span class='line'>3273</span> </span><span class="WHIT">    </span><span class="NAME">this.resizeElements_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3274</span> </span><span class="WHIT">    </span><span class="NAME">this.predraw_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3275</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3276</span> 
<span class='line'>3277</span> </span><span class="WHIT">  </span><span class="NAME">this.resize_lock</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3278</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3279</span> 
<span class='line'>3280</span> </span><span class="COMM">/**
<span class='line'>3281</span>  * Adjusts the number of points in the rolling average. Updates the graph to
<span class='line'>3282</span>  * reflect the new averaging period.
<span class='line'>3283</span>  * @param {number} length Number of points over which to average the data.
<span class='line'>3284</span>  */</span><span class="WHIT">
<span class='line'>3285</span> </span><span class="NAME">Dygraph.prototype.adjustRoll</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">length</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3286</span> </span><span class="WHIT">  </span><span class="NAME">this.rollPeriod_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">length</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3287</span> </span><span class="WHIT">  </span><span class="NAME">this.predraw_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3288</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3289</span> 
<span class='line'>3290</span> </span><span class="COMM">/**
<span class='line'>3291</span>  * Returns a boolean array of visibility statuses.
<span class='line'>3292</span>  */</span><span class="WHIT">
<span class='line'>3293</span> </span><span class="NAME">Dygraph.prototype.visibility</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3294</span> </span><span class="WHIT">  </span><span class="COMM">// Do lazy-initialization, so that this happens after we know the number of</span><span class="WHIT">
<span class='line'>3295</span> </span><span class="WHIT">  </span><span class="COMM">// data series.</span><span class="WHIT">
<span class='line'>3296</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">this.getOption</span><span class="PUNC">(</span><span class="STRN">"visibility"</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3297</span> </span><span class="WHIT">    </span><span class="NAME">this.attrs_.visibility</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3298</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3299</span> </span><span class="WHIT">  </span><span class="COMM">// TODO(danvk): it looks like this could go into an infinite loop w/ user_attrs.</span><span class="WHIT">
<span class='line'>3300</span> </span><span class="WHIT">  </span><span class="KEYW">while</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.getOption</span><span class="PUNC">(</span><span class="STRN">"visibility"</span><span class="PUNC">)</span><span class="PUNC">.</span><span class="NAME">length</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">this.numColumns</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3301</span> </span><span class="WHIT">    </span><span class="NAME">this.attrs_.visibility.push</span><span class="PUNC">(</span><span class="KEYW">true</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3302</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3303</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">this.getOption</span><span class="PUNC">(</span><span class="STRN">"visibility"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3304</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3305</span> 
<span class='line'>3306</span> </span><span class="COMM">/**
<span class='line'>3307</span>  * Changes the visibility of one or more series.
<span class='line'>3308</span>  *
<span class='line'>3309</span>  * @param {number|number[]|object} num the series index or an array of series indices
<span class='line'>3310</span>  *                                     or a boolean array of visibility states by index
<span class='line'>3311</span>  *                                     or an object mapping series numbers, as keys, to
<span class='line'>3312</span>  *                                     visibility state (boolean values)
<span class='line'>3313</span>  * @param {boolean} value the visibility state expressed as a boolean
<span class='line'>3314</span>  */</span><span class="WHIT">
<span class='line'>3315</span> </span><span class="NAME">Dygraph.prototype.setVisibility</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">num</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">value</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3316</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">x</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.visibility</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3317</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">numIsObject</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3318</span> 
<span class='line'>3319</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">Array.isArray</span><span class="PUNC">(</span><span class="NAME">num</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3320</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">num</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="KEYW">typeof</span><span class="WHIT"> </span><span class="NAME">num</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="STRN">'object'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3321</span> </span><span class="WHIT">      </span><span class="NAME">numIsObject</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3322</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3323</span> </span><span class="WHIT">      </span><span class="NAME">num</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="NAME">num</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3324</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3325</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3326</span> 
<span class='line'>3327</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">numIsObject</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3328</span> </span><span class="WHIT">    </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="KEYW">in</span><span class="WHIT"> </span><span class="NAME">num</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3329</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">num.hasOwnProperty</span><span class="PUNC">(</span><span class="NAME">i</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3330</span> </span><span class="WHIT">        </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">>=</span><span class="WHIT"> </span><span class="NAME">x.length</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3331</span> </span><span class="WHIT">          </span><span class="NAME">console.warn</span><span class="PUNC">(</span><span class="STRN">"Invalid series number in setVisibility: "</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3332</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3333</span> </span><span class="WHIT">          </span><span class="NAME">x</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">num</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3334</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3335</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3336</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3337</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3338</span> </span><span class="WHIT">    </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">num.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3339</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">typeof</span><span class="WHIT"> </span><span class="NAME">num</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="STRN">'boolean'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3340</span> </span><span class="WHIT">        </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">>=</span><span class="WHIT"> </span><span class="NAME">x.length</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3341</span> </span><span class="WHIT">          </span><span class="NAME">console.warn</span><span class="PUNC">(</span><span class="STRN">"Invalid series number in setVisibility: "</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3342</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3343</span> </span><span class="WHIT">          </span><span class="NAME">x</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">num</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3344</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3345</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3346</span> </span><span class="WHIT">        </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">num</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">num</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">>=</span><span class="WHIT"> </span><span class="NAME">x.length</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3347</span> </span><span class="WHIT">          </span><span class="NAME">console.warn</span><span class="PUNC">(</span><span class="STRN">"Invalid series number in setVisibility: "</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">num</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3348</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3349</span> </span><span class="WHIT">          </span><span class="NAME">x</span><span class="PUNC">[</span><span class="NAME">num</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">value</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3350</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3351</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3352</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3353</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3354</span> 
<span class='line'>3355</span> </span><span class="WHIT">  </span><span class="NAME">this.predraw_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3356</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3357</span> 
<span class='line'>3358</span> </span><span class="COMM">/**
<span class='line'>3359</span>  * How large of an area will the dygraph render itself in?
<span class='line'>3360</span>  * This is used for testing.
<span class='line'>3361</span>  * @return A {width: w, height: h} object.
<span class='line'>3362</span>  * @private
<span class='line'>3363</span>  */</span><span class="WHIT">
<span class='line'>3364</span> </span><span class="NAME">Dygraph.prototype.size</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3365</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT"> </span><span class="NAME">width</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">this.width_</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">height</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">this.height_</span><span class="WHIT"> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3366</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3367</span> 
<span class='line'>3368</span> </span><span class="COMM">/**
<span class='line'>3369</span>  * Update the list of annotations and redraw the chart.
<span class='line'>3370</span>  * See dygraphs.com/annotations.html for more info on how to use annotations.
<span class='line'>3371</span>  * @param ann {Array} An array of annotation objects.
<span class='line'>3372</span>  * @param suppressDraw {Boolean} Set to "true" to block chart redraw (optional).
<span class='line'>3373</span>  */</span><span class="WHIT">
<span class='line'>3374</span> </span><span class="NAME">Dygraph.prototype.setAnnotations</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">ann</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">suppressDraw</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3375</span> </span><span class="WHIT">  </span><span class="COMM">// Only add the annotation CSS rule once we know it will be used.</span><span class="WHIT">
<span class='line'>3376</span> </span><span class="WHIT">  </span><span class="NAME">this.annotations_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">ann</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3377</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">this.layout_</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3378</span> </span><span class="WHIT">    </span><span class="NAME">console.warn</span><span class="PUNC">(</span><span class="STRN">"Tried to setAnnotations before dygraph was ready. "</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT">
<span class='line'>3379</span> </span><span class="WHIT">                 </span><span class="STRN">"Try setting them in a ready() block. See "</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT">
<span class='line'>3380</span> </span><span class="WHIT">                 </span><span class="STRN">"dygraphs.com/tests/annotation.html"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3381</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3382</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3383</span> 
<span class='line'>3384</span> </span><span class="WHIT">  </span><span class="NAME">this.layout_.setAnnotations</span><span class="PUNC">(</span><span class="NAME">this.annotations_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3385</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">suppressDraw</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3386</span> </span><span class="WHIT">    </span><span class="NAME">this.predraw_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3387</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3388</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3389</span> 
<span class='line'>3390</span> </span><span class="COMM">/**
<span class='line'>3391</span>  * Return the list of annotations.
<span class='line'>3392</span>  */</span><span class="WHIT">
<span class='line'>3393</span> </span><span class="NAME">Dygraph.prototype.annotations</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3394</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">this.annotations_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3395</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3396</span> 
<span class='line'>3397</span> </span><span class="COMM">/**
<span class='line'>3398</span>  * Get the list of label names for this graph. The first column is the
<span class='line'>3399</span>  * x-axis, so the data series names start at index 1.
<span class='line'>3400</span>  *
<span class='line'>3401</span>  * Returns null when labels have not yet been defined.
<span class='line'>3402</span>  */</span><span class="WHIT">
<span class='line'>3403</span> </span><span class="NAME">Dygraph.prototype.getLabels</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3404</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">labels</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.attr_</span><span class="PUNC">(</span><span class="STRN">"labels"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3405</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">labels</span><span class="WHIT"> </span><span class="PUNC">?</span><span class="WHIT"> </span><span class="NAME">labels.slice</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3406</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3407</span> 
<span class='line'>3408</span> </span><span class="COMM">/**
<span class='line'>3409</span>  * Get the index of a series (column) given its name. The first column is the
<span class='line'>3410</span>  * x-axis, so the data series start with index 1.
<span class='line'>3411</span>  */</span><span class="WHIT">
<span class='line'>3412</span> </span><span class="NAME">Dygraph.prototype.indexFromSetName</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">name</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3413</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">this.setIndexByName_</span><span class="PUNC">[</span><span class="NAME">name</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3414</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3415</span> 
<span class='line'>3416</span> </span><span class="COMM">/**
<span class='line'>3417</span>  * Find the row number corresponding to the given x-value.
<span class='line'>3418</span>  * Returns null if there is no such x-value in the data.
<span class='line'>3419</span>  * If there are multiple rows with the same x-value, this will return the
<span class='line'>3420</span>  * first one.
<span class='line'>3421</span>  * @param {number} xVal The x-value to look for (e.g. millis since epoch).
<span class='line'>3422</span>  * @return {?number} The row number, which you can pass to getValue(), or null.
<span class='line'>3423</span>  */</span><span class="WHIT">
<span class='line'>3424</span> </span><span class="NAME">Dygraph.prototype.getRowForX</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">xVal</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3425</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">low</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>3426</span> </span><span class="WHIT">      </span><span class="NAME">high</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.numRows</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3427</span> 
<span class='line'>3428</span> </span><span class="WHIT">  </span><span class="KEYW">while</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">low</span><span class="WHIT"> </span><span class="PUNC">&lt;=</span><span class="WHIT"> </span><span class="NAME">high</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3429</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">high</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">low</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">>></span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3430</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">x</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getValue</span><span class="PUNC">(</span><span class="NAME">idx</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3431</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">x</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">xVal</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3432</span> </span><span class="WHIT">      </span><span class="NAME">low</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3433</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">x</span><span class="WHIT"> </span><span class="PUNC">></span><span class="WHIT"> </span><span class="NAME">xVal</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3434</span> </span><span class="WHIT">      </span><span class="NAME">high</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3435</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">low</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">  </span><span class="COMM">// equal, but there may be an earlier match.</span><span class="WHIT">
<span class='line'>3436</span> </span><span class="WHIT">      </span><span class="NAME">high</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3437</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3438</span> </span><span class="WHIT">      </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3439</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3440</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3441</span> 
<span class='line'>3442</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3443</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3444</span> 
<span class='line'>3445</span> </span><span class="COMM">/**
<span class='line'>3446</span>  * Trigger a callback when the dygraph has drawn itself and is ready to be
<span class='line'>3447</span>  * manipulated. This is primarily useful when dygraphs has to do an XHR for the
<span class='line'>3448</span>  * data (i.e. a URL is passed as the data source) and the chart is drawn
<span class='line'>3449</span>  * asynchronously. If the chart has already drawn, the callback will fire
<span class='line'>3450</span>  * immediately.
<span class='line'>3451</span>  *
<span class='line'>3452</span>  * This is a good place to call setAnnotation().
<span class='line'>3453</span>  *
<span class='line'>3454</span>  * @param {function(!Dygraph)} callback The callback to trigger when the chart
<span class='line'>3455</span>  *     is ready.
<span class='line'>3456</span>  */</span><span class="WHIT">
<span class='line'>3457</span> </span><span class="NAME">Dygraph.prototype.ready</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">callback</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3458</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.is_initial_draw_</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3459</span> </span><span class="WHIT">    </span><span class="NAME">this.readyFns_.push</span><span class="PUNC">(</span><span class="NAME">callback</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3460</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3461</span> </span><span class="WHIT">    </span><span class="NAME">callback.call</span><span class="PUNC">(</span><span class="KEYW">this</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="KEYW">this</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3462</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3463</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3464</span> 
<span class='line'>3465</span> </span><span class="COMM">/**
<span class='line'>3466</span>  * Add an event handler. This event handler is kept until the graph is
<span class='line'>3467</span>  * destroyed with a call to graph.destroy().
<span class='line'>3468</span>  *
<span class='line'>3469</span>  * @param {!Node} elem The element to add the event to.
<span class='line'>3470</span>  * @param {string} type The type of the event, e.g. 'click' or 'mousemove'.
<span class='line'>3471</span>  * @param {function(Event):(boolean|undefined)} fn The function to call
<span class='line'>3472</span>  *     on the event. The function takes one parameter: the event object.
<span class='line'>3473</span>  * @private
<span class='line'>3474</span>  */</span><span class="WHIT">
<span class='line'>3475</span> </span><span class="NAME">Dygraph.prototype.addAndTrackEvent</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">elem</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">type</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">fn</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3476</span> </span><span class="WHIT">  </span><span class="NAME">utils.addEvent</span><span class="PUNC">(</span><span class="NAME">elem</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">type</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">fn</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3477</span> </span><span class="WHIT">  </span><span class="NAME">this.registeredEvents_.push</span><span class="PUNC">(</span><span class="PUNC">{</span><span class="NAME">elem</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">type</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">fn</span><span class="PUNC">}</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3478</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3479</span> 
<span class='line'>3480</span> </span><span class="NAME">Dygraph.prototype.removeTrackedEvents_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3481</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.registeredEvents_</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3482</span> </span><span class="WHIT">    </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">this.registeredEvents_.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3483</span> </span><span class="WHIT">      </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">reg</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.registeredEvents_</span><span class="PUNC">[</span><span class="NAME">idx</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3484</span> </span><span class="WHIT">      </span><span class="NAME">utils.removeEvent</span><span class="PUNC">(</span><span class="NAME">reg.elem</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">reg.type</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">reg.fn</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3485</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3486</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>3487</span> 
<span class='line'>3488</span> </span><span class="WHIT">  </span><span class="NAME">this.registeredEvents_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3489</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3490</span> 
<span class='line'>3491</span> </span><span class="COMM">// Installed plugins, in order of precedence (most-general to most-specific).</span><span class="WHIT">
<span class='line'>3492</span> </span><span class="COMM">// This means that, in an event cascade, plugins which have registered</span><span class="WHIT">
<span class='line'>3493</span> </span><span class="COMM">// for that event will be called in reverse order.</span><span class="WHIT">
<span class='line'>3494</span> </span><span class="COMM">//</span><span class="WHIT">
<span class='line'>3495</span> </span><span class="COMM">// This is most relevant for plugins which register a layout event,</span><span class="WHIT">
<span class='line'>3496</span> </span><span class="COMM">// e.g. Axes, Legend and ChartLabels.</span><span class="WHIT">
<span class='line'>3497</span> </span><span class="NAME">Dygraph.PLUGINS</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="WHIT">
<span class='line'>3498</span> </span><span class="WHIT">  </span><span class="NAME">LegendPlugin</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>3499</span> </span><span class="WHIT">  </span><span class="NAME">AxesPlugin</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>3500</span> </span><span class="WHIT">  </span><span class="NAME">RangeSelectorPlugin</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="COMM">// Has to be before ChartLabels so that its callbacks are called after ChartLabels' callbacks.</span><span class="WHIT">
<span class='line'>3501</span> </span><span class="WHIT">  </span><span class="NAME">ChartLabelsPlugin</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>3502</span> </span><span class="WHIT">  </span><span class="NAME">AnnotationsPlugin</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>3503</span> </span><span class="WHIT">  </span><span class="NAME">GridPlugin</span><span class="WHIT">
<span class='line'>3504</span> </span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3505</span> 
<span class='line'>3506</span> </span><span class="COMM">// There are many symbols which have historically been available through the</span><span class="WHIT">
<span class='line'>3507</span> </span><span class="COMM">// Dygraph class. These are exported here for backwards compatibility.</span><span class="WHIT">
<span class='line'>3508</span> </span><span class="NAME">Dygraph.GVizChart</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">GVizChart</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3509</span> </span><span class="NAME">Dygraph.DOTTED_LINE</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.DOTTED_LINE</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3510</span> </span><span class="NAME">Dygraph.DASHED_LINE</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.DASHED_LINE</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3511</span> </span><span class="NAME">Dygraph.DOT_DASH_LINE</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.DOT_DASH_LINE</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3512</span> </span><span class="NAME">Dygraph.dateAxisLabelFormatter</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.dateAxisLabelFormatter</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3513</span> </span><span class="NAME">Dygraph.toRGB_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.toRGB_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3514</span> </span><span class="NAME">Dygraph.findPos</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.findPos</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3515</span> </span><span class="NAME">Dygraph.pageX</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.pageX</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3516</span> </span><span class="NAME">Dygraph.pageY</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.pageY</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3517</span> </span><span class="NAME">Dygraph.dateString_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.dateString_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3518</span> </span><span class="NAME">Dygraph.defaultInteractionModel</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">DygraphInteraction.defaultModel</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3519</span> </span><span class="NAME">Dygraph.nonInteractiveModel</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">Dygraph.nonInteractiveModel_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">DygraphInteraction.nonInteractiveModel_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3520</span> </span><span class="NAME">Dygraph.Circles</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.Circles</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3521</span> 
<span class='line'>3522</span> </span><span class="NAME">Dygraph.Plugins</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3523</span> </span><span class="WHIT">  </span><span class="NAME">Legend</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">LegendPlugin</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>3524</span> </span><span class="WHIT">  </span><span class="NAME">Axes</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">AxesPlugin</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>3525</span> </span><span class="WHIT">  </span><span class="NAME">Annotations</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">AnnotationsPlugin</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>3526</span> </span><span class="WHIT">  </span><span class="NAME">ChartLabels</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">ChartLabelsPlugin</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>3527</span> </span><span class="WHIT">  </span><span class="NAME">Grid</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">GridPlugin</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>3528</span> </span><span class="WHIT">  </span><span class="NAME">RangeSelector</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">RangeSelectorPlugin</span><span class="WHIT">
<span class='line'>3529</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3530</span> 
<span class='line'>3531</span> </span><span class="NAME">Dygraph.DataHandlers</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>3532</span> </span><span class="WHIT">  </span><span class="NAME">DefaultHandler</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>3533</span> </span><span class="WHIT">  </span><span class="NAME">BarsHandler</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>3534</span> </span><span class="WHIT">  </span><span class="NAME">CustomBarsHandler</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>3535</span> </span><span class="WHIT">  </span><span class="NAME">DefaultFractionHandler</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>3536</span> </span><span class="WHIT">  </span><span class="NAME">ErrorBarsHandler</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>3537</span> </span><span class="WHIT">  </span><span class="NAME">FractionsBarsHandler</span><span class="WHIT">
<span class='line'>3538</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3539</span> 
<span class='line'>3540</span> </span><span class="NAME">Dygraph.startPan</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">DygraphInteraction.startPan</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3541</span> </span><span class="NAME">Dygraph.startZoom</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">DygraphInteraction.startZoom</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3542</span> </span><span class="NAME">Dygraph.movePan</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">DygraphInteraction.movePan</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3543</span> </span><span class="NAME">Dygraph.moveZoom</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">DygraphInteraction.moveZoom</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3544</span> </span><span class="NAME">Dygraph.endPan</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">DygraphInteraction.endPan</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3545</span> </span><span class="NAME">Dygraph.endZoom</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">DygraphInteraction.endZoom</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3546</span> 
<span class='line'>3547</span> </span><span class="NAME">Dygraph.numericLinearTicks</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">DygraphTickers.numericLinearTicks</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3548</span> </span><span class="NAME">Dygraph.numericTicks</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">DygraphTickers.numericTicks</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3549</span> </span><span class="NAME">Dygraph.integerTicks</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">DygraphTickers.integerTicks</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3550</span> </span><span class="NAME">Dygraph.dateTicker</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">DygraphTickers.dateTicker</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3551</span> </span><span class="NAME">Dygraph.Granularity</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">DygraphTickers.Granularity</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3552</span> </span><span class="NAME">Dygraph.pickDateTickGranularity</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">DygraphTickers.pickDateTickGranularity</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3553</span> </span><span class="NAME">Dygraph.getDateAxis</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">DygraphTickers.getDateAxis</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3554</span> </span><span class="NAME">Dygraph.floatFormat</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">utils.floatFormat</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3555</span> 
<span class='line'>3556</span> </span><span class="NAME">utils.setupDOMready_</span><span class="PUNC">(</span><span class="NAME">Dygraph</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3557</span> 
<span class='line'>3558</span> </span><span class="NAME">export</span><span class="WHIT"> </span><span class="KEYW">default</span><span class="WHIT"> </span><span class="NAME">Dygraph</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>3559</span> </span></pre></body></html>