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98 lines
2.8 KiB
HTML
98 lines
2.8 KiB
HTML
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
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<title>Flot Examples: Interacting with axes</title>
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<link href="../examples.css" rel="stylesheet" type="text/css">
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<!--[if lte IE 8]><script language="javascript" type="text/javascript" src="../../excanvas.min.js"></script><![endif]-->
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<script language="javascript" type="text/javascript" src="../../jquery.js"></script>
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<script language="javascript" type="text/javascript" src="../../jquery.flot.js"></script>
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<script type="text/javascript">
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$(function() {
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function generate(start, end, fn) {
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var res = [];
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for (var i = 0; i <= 100; ++i) {
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var x = start + i / 100 * (end - start);
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res.push([x, fn(x)]);
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}
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return res;
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}
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var data = [
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{ data: generate(0, 10, function (x) { return Math.sqrt(x);}), xaxis: 1, yaxis:1 },
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{ data: generate(0, 10, function (x) { return Math.sin(x);}), xaxis: 1, yaxis:2 },
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{ data: generate(0, 10, function (x) { return Math.cos(x);}), xaxis: 1, yaxis:3 },
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{ data: generate(2, 10, function (x) { return Math.tan(x);}), xaxis: 2, yaxis: 4 }
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];
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var plot = $.plot("#placeholder", data, {
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xaxes: [
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{ position: 'bottom' },
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{ position: 'top'}
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],
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yaxes: [
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{ position: 'left' },
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{ position: 'left' },
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{ position: 'right' },
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{ position: 'left' }
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]
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});
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// Create a div for each axis
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$.each(plot.getAxes(), function (i, axis) {
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if (!axis.show)
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return;
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var box = axis.box;
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$("<div class='axisTarget' style='position:absolute; left:" + box.left + "px; top:" + box.top + "px; width:" + box.width + "px; height:" + box.height + "px'></div>")
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.data("axis.direction", axis.direction)
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.data("axis.n", axis.n)
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.css({ backgroundColor: "#f00", opacity: 0, cursor: "pointer" })
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.appendTo(plot.getPlaceholder())
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.hover(
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function () { $(this).css({ opacity: 0.10 }) },
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function () { $(this).css({ opacity: 0 }) }
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)
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.click(function () {
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$("#click").text("You clicked the " + axis.direction + axis.n + "axis!")
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});
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});
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// Add the Flot version string to the footer
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$("#footer").prepend("Flot " + $.plot.version + " – ");
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});
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</script>
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</head>
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<body>
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<div id="header">
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<h2>Interacting with axes</h2>
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</div>
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<div id="content">
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<div class="demo-container">
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<div id="placeholder" class="demo-placeholder"></div>
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</div>
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<p>With multiple axes, you sometimes need to interact with them. A simple way to do this is to draw the plot, deduce the axis placements and insert a couple of divs on top to catch events.</p>
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<p>Try clicking an axis.</p>
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<p id="click"></p>
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</div>
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<div id="footer">
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Copyright © 2007 - 2014 IOLA and Ole Laursen
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</div>
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</body>
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</html>
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