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<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

			}

		});



		$("<div id='tooltip'></div>").css({

			position: "absolute",

			display: "none",

			border: "1px solid #fdd",

			padding: "2px",

			"background-color": "#fee",

			opacity: 0.80

		}).appendTo("body");



		$("#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) {

					var x = item.datapoint[0].toFixed(2),

						y = item.datapoint[1].toFixed(2);



					$("#tooltip").html(item.series.label + " of " + x + " = " + y)

						.css({top: item.pageY+5, left: item.pageX+5})

						.fadeIn(200);

				} else {

					$("#tooltip").hide();

				}

			}

		});



		$("#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" checked="checked"></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" checked="checked"></input>Enable tooltip</label></p>



	</div>



	<div id="footer">

		Copyright &copy; 2007 - 2014 IOLA and Ole Laursen

	</div>



</body>

</html>

