dojox
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Dojo eXtensions, a rollup of many useful sub-projects and varying states of maturity – from very stable and robust, to alpha and experimental. See individual projects contain README files for details.
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HTML
<html lang="en">
<head>
<title>Axis Zoom Control</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=Edge">
<style type="text/css">
@import "../../../../dojo/resources/dojo.css";
@import "../../../../dijit/themes/claro/claro.css";
@import "../../../../dijit/tests/css/dijitTests.css";
@import "../../../form/resources/RangeSlider.css";
#hrXAxisSlider .dijitSliderProgressBar{
height: 12px;
overflow: visible;
margin-top: -5px;
}
</style>
<script type="text/javascript" src="../../../../dojo/dojo.js" djConfig="isDebug: true, parseOnLoad: false, async: true"></script>
<script type="text/javascript">
var zoomXAxis;
require([
"dojo/parser",
"dojo/dom",
"dojox/charting/Chart",
"dojox/charting/action2d/Tooltip",
"dojox/charting/action2d/Magnify",
"dojox/charting/themes/PlotKit/orange",
// Used indirectly/by the parser.
"dojox/charting/axis2d/Default",
"dojox/charting/axis2d/Log",
"dojox/charting/plot2d/Lines",
"dojox/charting/plot2d/Grid",
"dojox/form/RangeSlider",
"dijit/form/HorizontalRuleLabels",
"dijit/form/HorizontalRule",
"dojo/domReady!"
], function(parser, dom, Chart, Tooltip, Magnify, orangePlotKit){
zoomXAxis = function(){
var a = Math.pow(10, arguments[0][0] / 25 - 1),
b = Math.pow(10, arguments[0][1] / 25 - 1);
chart.zoomIn("x", [a, b]);
dom.byId('minValue').value = a;
dom.byId('maxValue').value = b;
}
parser.parse();
chart = new Chart("chart");
chart.setTheme(orangePlotKit);
chart.addAxis("x", {type: "Log",
fixLower: "minor", natural: true, stroke: "grey",
majorTick: {stroke: "black", length: 4},
minorTick: {stroke: "gray", length: 2}});
chart.addAxis("y", {vertical: true, type: "Log",
min: 1, max: 1000, stroke: "grey",
majorTick: {stroke: "black", length: 4},
minorTick: {stroke: "gray", length: 2}});
chart.addPlot("default", {type: "Lines", markers: true});
chart.addSeries("Series A", [
8, 7, 3, 2, 5, 7, 9, 10, 2, 10,
14, 16, 18, 13, 16, 15, 20, 19, 15, 12,
24, 20, 20, 26, 28, 26, 28, 29, 24, 29,
31, 35, 37, 31, 35, 37, 37, 36, 31, 30,
50, 49, 42, 46, 44, 40, 47, 43, 48, 47,
51, 52, 52, 51, 54, 57, 58, 50, 54, 51,
62, 68, 67, 62, 62, 65, 61, 66, 65, 62,
74, 78, 78, 77, 74, 74, 72, 74, 70, 78,
84, 83, 85, 86, 86, 89, 89, 85, 86, 86,
98, 97, 93, 91, 92, 92, 99, 93, 94, 92
]);
chart.addPlot("grid", {type:"Grid", hMinorLines:true});
new Tooltip(chart, "default");
new Magnify(chart, "default");
chart.render();
});
</script>
</head>
<body class="claro">
<h1>Axis Zoom Control</h1>
Try to drag the slider endpoints and the bar to zoom X axis of the chart.
<div style="margin: 20px">
<div id="chart" style="width: 800px; height: 400px;"></div>
<div id="hrXAxisSlider"
data-dojo-props="discreteValues: 5, onChange: zoomXAxis, intermediateChanges: false, showButtons: false, value: [0,100]"
data-dojo-type="dojox/form/HorizontalRangeSlider"
style="width: 748px; margin-left: 40px">
<ol data-dojo-type="dijit/form/HorizontalRuleLabels" data-dojo-props="container: 'topDecoration', count: 5" style="height: 1.2em; font-size: 75%; color: gray;">
<li>0.1</li><li>1</li><li>10</li><li>100</li><li>1000</li>
</ol>
<div data-dojo-type="dijit/form/HorizontalRule" data-dojo-props="container: 'topDecoration', count: 5" count="5" style="height: 10px;"></div>
</div>
</div>
<p>X Axis Lower Value: <input readonly id="minValue" size="10" value="0.1"/></p>
<p>X Axis Upper Value: <input readonly id="maxValue" size="10" value="1000"/></p>
<p>That's all Folks!</p>
</body>
</html>