openlayers

<!doctype html> <html lang="en"> <head> <title>Code coverage report for ol/interaction/mousewheelzoominteraction.js</title> <meta charset="utf-8" /> <link rel="stylesheet" href="../../prettify.css" /> <link rel="stylesheet" href="../../base.css" /> <meta name="viewport" content="width=device-width, initial-scale=1"> <style type='text/css'> .coverage-summary .sorter { background-image: url(../../sort-arrow-sprite.png); } </style> </head> <body> <div class='wrapper'> <div class='pad1'> <h1> <a href="../../index.html">all files</a> / <a href="index.html">ol/interaction/</a> mousewheelzoominteraction.js </h1> <div class='clearfix'> <div class='fl pad1y space-right2'> 52.94% Statements 27/51 </div> <div class='fl pad1y space-right2'> 35.71% Branches 5/14 </div> <div class='fl pad1y space-right2'> 75% Functions 3/4 </div> <div class='fl pad1y space-right2'> 52.94% Lines 27/51 </div> </div> </div> <div class='status-line medium'></div> <pre><table class="coverage"> <tr><td class="line-count quiet">1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145</td><td class="line-coverage quiet">1×   1× 1× 1× 1× 1× 1× 1×                         1×   115×       115×           115×           115×           115×           115×           115×           115×     1×                     1× 205× 205×                                                     205×               1×                                               1× 1× 1× 1×      </td><td class="text"><pre class="prettyprint lang-js">goog.provide('ol.interaction.MouseWheelZoom');   goog.require('goog.asserts'); goog.require('goog.events.MouseWheelEvent'); goog.require('goog.events.MouseWheelHandler.EventType'); goog.require('ol'); goog.require('ol.Coordinate'); goog.require('ol.interaction.Interaction'); goog.require('ol.math');       /** * @classdesc * Allows the user to zoom the map by scrolling the mouse wheel. * * @constructor * @extends {ol.interaction.Interaction} * @param {olx.interaction.MouseWheelZoomOptions=} opt_options Options. * @api stable */ ol.interaction.MouseWheelZoom = function(opt_options) {   goog.base(this, { handleEvent: ol.interaction.MouseWheelZoom.handleEvent });   var options = opt_options || {};   /** * @private * @type {number} */ this.delta_ = 0;   /** * @private * @type {number} */ this.duration_ = options.duration !== undefined ? options.duration : 250;   /** * @private * @type {boolean} */ this.useAnchor_ = options.useAnchor !== undefined ? options.useAnchor : true;   /** * @private * @type {?ol.Coordinate} */ this.lastAnchor_ = null;   /** * @private * @type {number|undefined} */ this.startTime_ = undefined;   /** * @private * @type {number|undefined} */ this.timeoutId_ = undefined;   }; goog.inherits(ol.interaction.MouseWheelZoom, ol.interaction.Interaction);     /** * Handles the {@link ol.MapBrowserEvent map browser event} (if it was a * mousewheel-event) and eventually zooms the map. * @param {ol.MapBrowserEvent} mapBrowserEvent Map browser event. * @return {boolean} `false` to stop event propagation. * @this {ol.interaction.MouseWheelZoom} * @api */ ol.interaction.MouseWheelZoom.handleEvent = function(mapBrowserEvent) { var stopEvent = false; Iif (mapBrowserEvent.type == goog.events.MouseWheelHandler.EventType.MOUSEWHEEL) { var map = mapBrowserEvent.map; var mouseWheelEvent = mapBrowserEvent.browserEvent; goog.asserts.assertInstanceof(mouseWheelEvent, goog.events.MouseWheelEvent, 'mouseWheelEvent should be of type MouseWheelEvent');   if (this.useAnchor_) { this.lastAnchor_ = mapBrowserEvent.coordinate; }   this.delta_ += mouseWheelEvent.deltaY;   if (this.startTime_ === undefined) { this.startTime_ = Date.now(); }   var duration = ol.MOUSEWHEELZOOM_TIMEOUT_DURATION; var timeLeft = Math.max(duration - (Date.now() - this.startTime_), 0);   goog.global.clearTimeout(this.timeoutId_); this.timeoutId_ = goog.global.setTimeout( goog.bind(this.doZoom_, this, map), timeLeft);   mapBrowserEvent.preventDefault(); stopEvent = true; } return !stopEvent; };     /** * @private * @param {ol.Map} map Map. */ ol.interaction.MouseWheelZoom.prototype.doZoom_ = function(map) { var maxDelta = ol.MOUSEWHEELZOOM_MAXDELTA; var delta = ol.math.clamp(this.delta_, -maxDelta, maxDelta);   var view = map.getView(); goog.asserts.assert(view, 'map must have view');   map.render(); ol.interaction.Interaction.zoomByDelta(map, view, -delta, this.lastAnchor_, this.duration_);   this.delta_ = 0; this.lastAnchor_ = null; this.startTime_ = undefined; this.timeoutId_ = undefined; };     /** * Enable or disable using the mouse's location as an anchor when zooming * @param {boolean} useAnchor true to zoom to the mouse's location, false * to zoom to the center of the map * @api */ ol.interaction.MouseWheelZoom.prototype.setMouseAnchor = function(useAnchor) { this.useAnchor_ = useAnchor; Eif (!useAnchor) { this.lastAnchor_ = null; } };  </pre></td></tr> </table></pre> <div class='push'></div> </div> <div class='footer quiet pad2 space-top1 center small'> Code coverage generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Fri Nov 06 2015 19:36:11 GMT+0100 (CET) </div> </div> <script src="../../prettify.js"></script> <script> window.onload = function () { if (typeof prettyPrint === 'function') { prettyPrint(); } }; </script> <script src="../../sorter.js"></script> </body> </html>