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<title>Graph Hell!</title>
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<!--[if IE]><script language="javascript" type="text/javascript" src="jquery/flot/excanvas.pack.js"></script><![endif]-->
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<script language="javascript" type="text/javascript" src="jquery/jquery.fling.js"></script>
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<script id="source" language="javascript" type="text/javascript">
$(function () {
var d = [[1196463600000, 500], [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]];
var e = [[1196463600000, -500], [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 = [];
var 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();
do {
// when we don't set yaxis the rectangle automatically
// extends to infinity upwards and downwards
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 options1 = {
colors: ["#00ff00", "#ff0000"],
xaxis: { ticks: []},
yaxis: { ticks: []},
selection: { mode: "x" },
lines: { show: true, lineWidth: 2 },
grid: { markings: weekendAreas,
borderWidth: 0 }
};
var options2 = {
xaxis: { mode: "time" },
bars: { show: true, lineWidth: 5 },
yaxis: { ticks: [], min: -4000, max: 5000 },
selection: { mode: "x", color: "#45A0DC" },
grid: { markings: weekendAreas, borderWidth: 0 }
};
var options3 = {
lines: { show: true, lineWidth: 1 },
shadowSize: 0,
xaxis: { ticks: [], mode: "time" },
yaxis: { ticks: [], min: 0, max: 4000 },
grid: { markings: weekendAreas, borderWidth: 0 }
};
var plot = $.plot($("#placeholder"), [d,e], options1);
var overviewMini = $.plot($("#overviewMini"), [d,e], {
colors: ["#00ff00", "#ff0000"],
legend: { show: true, container: $("#overviewLegend") },
lines: { show: true, lineWidth: 2 },
shadowSize: 0,
xaxis: { ticks: [], mode: "time" },
yaxis: { ticks: [], min: -4000, max: 4000 },
selection: { mode: "x", color: "#45A0DC" },
grid: { markings: weekendAreas, borderWidth: 0 }
});
var datesOnly = $.plot($("#datesOnly"), [d,e], options2);
var salary = $.plot($("#salary"), [d], options3);
var plotType = 0;
// now for the binding between the graphs
$("#placeholder").bind("plotselected", function (event, ranges) {
// do the zooming
// don't fire event on the incomeMini to prevent eternal loop
overviewMini.setSelection(ranges, true);
zoomGraphs (ranges);
});
$("#datesOnly").bind("plotselected", function (event, ranges) {
// do the zooming
// don't fire event on the incomeMini to prevent eternal loop
overviewMini.setSelection(ranges, true);
zoomGraphs (ranges);
});
$("#salary").bind("plotselected", function (event, ranges) {
// do the zooming
// don't fire event on the incomeMini to prevent eternal loop
overviewMini.setSelection(ranges, true);
zoomGraphs (ranges);
});
$("#overviewMini").bind("plotselected", function (event, ranges) {
zoomGraphs (ranges);
});
function zoomGraphs (ranges)
{
$.plot($("#datesOnly"), [d,e],
$.extend(true, {}, options2, {
xaxis: { min: ranges.xaxis.from, max: ranges.xaxis.to }
}));
$.plot($("#placeholder"), [d,e],
$.extend(true, {}, options1, {
xaxis: { min: ranges.xaxis.from, max: ranges.xaxis.to }
}));
$.plot($("#salary"), [d,e],
$.extend(true, {}, options3, {
xaxis: { min: ranges.xaxis.from, max: ranges.xaxis.to }
}));
}
});
</script>
<div id="overviewMini" style="width:400px;height:50px"></div>
<div id="datesOnly" style="width:400px;height:100px;"></div>
<div id="placeholder" style="width:400px;height:100px;"></div>
<div id="salary" style="width:400px;height:50px;"></div>
</body>
</html>
Thanks to Sean at YellowLabs.nl and #jquery IRC!!!