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+<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
+<html>
+<head>
+ <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
+ <title>Flot Examples: Interactivity</title>
+ <link href="../examples.css" rel="stylesheet" type="text/css">
+ <!--[if lte IE 8]><script language="javascript" type="text/javascript" src="../../excanvas.min.js"></script><![endif]-->
+ <script language="javascript" type="text/javascript" src="../../jquery.js"></script>
+ <script language="javascript" type="text/javascript" src="../../jquery.flot.js"></script>
+ <script type="text/javascript">
+
+ $(function() {
+
+ var sin = [],
+ cos = [];
+
+ for (var i = 0; i < 14; i += 0.5) {
+ sin.push([i, Math.sin(i)]);
+ cos.push([i, Math.cos(i)]);
+ }
+
+ var plot = $.plot("#placeholder", [
+ { data: sin, label: "sin(x)"},
+ { data: cos, label: "cos(x)"}
+ ], {
+ series: {
+ lines: {
+ show: true
+ },
+ points: {
+ show: true
+ }
+ },
+ grid: {
+ hoverable: true,
+ clickable: true
+ },
+ yaxis: {
+ min: -1.2,
+ max: 1.2
+ }
+ });
+
+ function showTooltip(x, y, contents) {
+ $("<div id='tooltip'>" + contents + "</div>").css({
+ position: "absolute",
+ display: "none",
+ top: y + 5,
+ left: x + 5,
+ border: "1px solid #fdd",
+ padding: "2px",
+ "background-color": "#fee",
+ opacity: 0.80
+ }).appendTo("body").fadeIn(200);
+ }
+
+ var previousPoint = null;
+ $("#placeholder").bind("plothover", function (event, pos, item) {
+
+ if ($("#enablePosition:checked").length > 0) {
+ var str = "(" + pos.x.toFixed(2) + ", " + pos.y.toFixed(2) + ")";
+ $("#hoverdata").text(str);
+ }
+
+ if ($("#enableTooltip:checked").length > 0) {
+ if (item) {
+ if (previousPoint != item.dataIndex) {
+
+ previousPoint = item.dataIndex;
+
+ $("#tooltip").remove();
+ var x = item.datapoint[0].toFixed(2),
+ y = item.datapoint[1].toFixed(2);
+
+ showTooltip(item.pageX, item.pageY,
+ item.series.label + " of " + x + " = " + y);
+ }
+ } else {
+ $("#tooltip").remove();
+ previousPoint = null;
+ }
+ }
+ });
+
+ $("#placeholder").bind("plotclick", function (event, pos, item) {
+ if (item) {
+ $("#clickdata").text(" - click point " + item.dataIndex + " in " + item.series.label);
+ plot.highlight(item.series, item.datapoint);
+ }
+ });
+
+ // Add the Flot version string to the footer
+
+ $("#footer").prepend("Flot " + $.plot.version + " &ndash; ");
+ });
+
+ </script>
+</head>
+<body>
+
+ <div id="header">
+ <h2>Interactivity</h2>
+ </div>
+
+ <div id="content">
+
+ <div class="demo-container">
+ <div id="placeholder" class="demo-placeholder"></div>
+ </div>
+
+ <p>One of the goals of Flot is to support user interactions. Try pointing and clicking on the points.</p>
+
+ <p>
+ <label><input id="enablePosition" type="checkbox"></input>Show mouse position</label>
+ <span id="hoverdata"></span>
+ <span id="clickdata"></span>
+ </p>
+
+ <p>A tooltip is easy to build with a bit of jQuery code and the data returned from the plot.</p>
+
+ <p><label><input id="enableTooltip" type="checkbox"></input>Enable tooltip</label></p>
+
+ </div>
+
+ <div id="footer">
+ Copyright &copy; 2007 - 2013 IOLA and Ole Laursen
+ </div>
+
+</body>
+</html>