<!DOCTYPE html>
<html>
<head>
- <meta http-equiv="X-UA-Compatible" content="IE=EmulateIE7; IE=EmulateIE9">
<title>log scale</title>
- <!--[if IE]>
- <script type="text/javascript" src="../excanvas.js"></script>
- <![endif]-->
- <script type="text/javascript" src="../strftime/strftime-min.js"></script>
- <script type="text/javascript" src="../rgbcolor/rgbcolor.js"></script>
- <script type="text/javascript" src="../dygraph-canvas.js"></script>
- <script type="text/javascript" src="../dygraph.js"></script>
+ <!--
+ For production (minified) code, use:
+ <script type="text/javascript" src="dygraph-combined.js"></script>
+ -->
+ <script type="text/javascript" src="../dist/dygraph.js"></script>
+
</head>
<body>
<center>
- <input id='log' type="button" value="log scale" onclick="setLogScale(true)">
- <input id='linear' type="button" value="linear scale" onclick="setLogScale(false)">
+ <input id='ylog' type="button" value="y log scale" onclick="setLogScale('y', true)">
+ <input id='ylinear' type="button" value="y linear scale" onclick="setLogScale('y', false)">
+ <input id='xlog' type="button" value="x log scale" onclick="setLogScale('x', true)">
+ <input id='xlinear' type="button" value="x linear scale" onclick="setLogScale('x', false)">
+ <div>Current scales: <span id="description"></span></div>
</center>
<h2>X axis of dates</h2>
<div id="div_g0" style="width:600px; height:300px;"></div>
+ <div style="font-style: italic; margin-left: 40px;">(Note: when the x-axis is dates, logscale is ignored on that axis.)</div>
<h2>X axis of numbers</h2>
<div id="div_g1" style="width:600px; height:300px;"></div>
"7,0\n"+
"8,100\n"+
"9,500\n"+
+ "30,500\n"+
+ "50,400\n"+
+ "100,300\n"+
+ "101,500\n"+
+ "300,200\n"+
+ "1000,100\n"+
"";
};
- var g0 = new Dygraph(document.getElementById("div_g0"),
- data0, { logscale : true });
- var g1 = new Dygraph(document.getElementById("div_g1"),
- data1, { logscale : true });
- function setLogScale(val) {
- g0.updateOptions({ logscale: val });
- g1.updateOptions({ logscale: val });
- document.getElementById("linear").disabled = !val;
- document.getElementById("log").disabled = val;
+ var g0 = new Dygraph(document.getElementById("div_g0"), data0, {});
+ var g1 = new Dygraph(document.getElementById("div_g1"), data1, {});
+ var graphs = [ g0, g1 ];
+ var scales = { x : false, y : false };
+ function setLogScale(axis, val) {
+ if (axis === 'y') {
+ for (var idx = 0; idx < graphs.length; idx++) {
+ graphs[idx].updateOptions({ logscale: val });
+ }
+ } else {
+ for (var idx = 0; idx < graphs.length; idx++) {
+ graphs[idx].updateOptions({ axes : { x : { logscale : val } } });
+ }
+ }
+ scales[axis] = val;
+ var text = "y: " + (scales.y ? "log" : "linear") + ", x: " + (scales.x ? "log" : "linear");
+ document.getElementById("description").innerText = text;
}
+
+ setLogScale('y', true);
</script>
</body>