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<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">
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<script language="javascript" type="text/javascript" src="../../jquery.js"></script>
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$(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>

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