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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: Visitors</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 language="javascript" type="text/javascript" src="../../jquery.flot.time.js"></script>
<script language="javascript" type="text/javascript" src="../../jquery.flot.selection.js"></script>
<script type="text/javascript">
$(function() {
var d = [[1196463600000, 0], [1196550000000, 0], [1196636400000, 0], [1196722800000, 77], [1196809200000, 3636], [1196895600000, 3575], [1196982000000, 2736], [1197068400000, 1086], [1197154800000, 676], [1197241200000, 1205], [1197327600000, 906], [1197414000000, 710], [1197500400000, 639], [1197586800000, 540], [1197673200000, 435], [1197759600000, 301], [1197846000000, 575], [1197932400000, 481], [1198018800000, 591], [1198105200000, 608], [1198191600000, 459], [1198278000000, 234], [1198364400000, 1352], [1198450800000, 686], [1198537200000, 279], [1198623600000, 449], [1198710000000, 468], [1198796400000, 392], [1198882800000, 282], [1198969200000, 208], [1199055600000, 229], [1199142000000, 177], [1199228400000, 374], [1199314800000, 436], [1199401200000, 404], [1199487600000, 253], [1199574000000, 218], [1199660400000, 476], [1199746800000, 462], [1199833200000, 448], [1199919600000, 442], [1200006000000, 403], [1200092400000, 204], [1200178800000, 194], [1200265200000, 327], [1200351600000, 374], [1200438000000, 507], [1200524400000, 546], [1200610800000, 482], [1200697200000, 283], [1200783600000, 221], [1200870000000, 483], [1200956400000, 523], [1201042800000, 528], [1201129200000, 483], [1201215600000, 452], [1201302000000, 270], [1201388400000, 222], [1201474800000, 439], [1201561200000, 559], [1201647600000, 521], [1201734000000, 477], [1201820400000, 442], [1201906800000, 252], [1201993200000, 236], [1202079600000, 525], [1202166000000, 477], [1202252400000, 386], [1202338800000, 409], [1202425200000, 408], [1202511600000, 237], [1202598000000, 193], [1202684400000, 357], [1202770800000, 414], [1202857200000, 393], [1202943600000, 353], [1203030000000, 364], [1203116400000, 215], [1203202800000, 214], [1203289200000, 356], [1203375600000, 399], [1203462000000, 334], [1203548400000, 348], [1203634800000, 243], [1203721200000, 126], [1203807600000, 157], [1203894000000, 288]];
// first correct the timestamps - they are recorded as the daily
// midnights in UTC+0100, but Flot always displays dates in UTC
// so we have to add one hour to hit the midnights in the plot
for (var i = 0; i < d.length; ++i) {
d[i][0] += 60 * 60 * 1000;
}
// helper for returning the weekends in a period
function weekendAreas(axes) {
var markings = [],
d = new Date(axes.xaxis.min);
// go to the first Saturday
d.setUTCDate(d.getUTCDate() - ((d.getUTCDay() + 1) % 7))
d.setUTCSeconds(0);
d.setUTCMinutes(0);
d.setUTCHours(0);
var i = d.getTime();
// when we don't set yaxis, the rectangle automatically
// extends to infinity upwards and downwards
do {
markings.push({ xaxis: { from: i, to: i + 2 * 24 * 60 * 60 * 1000 } });
i += 7 * 24 * 60 * 60 * 1000;
} while (i < axes.xaxis.max);
return markings;
}
var options = {
xaxis: {
mode: "time",
tickLength: 5
},
selection: {
mode: "x"
},
grid: {
markings: weekendAreas
}
};
var plot = $.plot("#placeholder", [d], options);
var overview = $.plot("#overview", [d], {
series: {
lines: {
show: true,
lineWidth: 1
},
shadowSize: 0
},
xaxis: {
ticks: [],
mode: "time"
},
yaxis: {
ticks: [],
min: 0,
autoscaleMargin: 0.1
},
selection: {
mode: "x"
}
});
// now connect the two
$("#placeholder").bind("plotselected", function (event, ranges) {
// do the zooming
plot = $.plot("#placeholder", [d], $.extend(true, {}, options, {
xaxis: {
min: ranges.xaxis.from,
max: ranges.xaxis.to
}
}));
// don't fire event on the overview to prevent eternal loop
overview.setSelection(ranges, true);
});
$("#overview").bind("plotselected", function (event, ranges) {
plot.setSelection(ranges);
});
// Add the Flot version string to the footer
$("#footer").prepend("Flot " + $.plot.version + " – ");
});
</script>
</head>
<body>
<div id="header">
<h2>Visitors</h2>
</div>
<div id="content">
<div class="demo-container">
<div id="placeholder" class="demo-placeholder"></div>
</div>
<div class="demo-container" style="height:150px;">
<div id="overview" class="demo-placeholder"></div>
</div>
<p>This plot shows visitors per day to the Flot homepage, with weekends colored.</p>
<p>The smaller plot is linked to the main plot, so it acts as an overview. Try dragging a selection on either plot, and watch the behavior of the other.</p>
</div>
<div id="footer">
Copyright © 2007 - 2013 IOLA and Ole Laursen
</div>
</body>
</html>
|
