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@kberg
Created May 26, 2015 18:35
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Series highlighting
<!DOCTYPE html>
<html>
<head>
<script type="text/javascript" src="http://dygraphs.com/dygraph-combined-dev.js"></script>
<style type='text/css'>
body { margin-top: 20px; margin-left: 20px; }
.few .dygraph-legend > span.highlight { border: 1px solid grey; }
.many .dygraph-legend > span { display: none; }
.many .dygraph-legend > span.highlight { display: inline; }
</style>
</head>
<body>
<script type='text/javascript'>
var getData = function(numSeries, numRows, isStacked) {
var data = [];
for (var j = 0; j < numRows; ++j) {
data[j] = [j];
}
for (var i = 0; i < numSeries; ++i) {
var val = 0;
for (var j = 0; j < numRows; ++j) {
if (isStacked) {
val = Math.random();
} else {
val += Math.random() - 0.5;
}
data[j][i + 1] = val;
}
}
return data;
};
var makeGraph = function(className, numSeries, numRows, isStacked) {
var div = document.createElement('div');
div.className = className;
div.style.display = 'inline-block';
document.body.appendChild(div);
var labels = ['x'];
for (var i = 0; i < numSeries; ++i) {
var label = '' + i;
label = 's' + '000'.substr(label.length) + label;
labels[i + 1] = label;
}
var g = new Dygraph(
div,
getData(numSeries, numRows, isStacked),
{
width: 450,
height: 220,
labels: labels.slice(),
stackedGraph: isStacked,
highlightCircleSize: 2,
strokeWidth: 1,
strokeBorderWidth: isStacked ? null : 1,
highlightSeriesOpts: {
strokeWidth: 3,
strokeBorderWidth: 1,
highlightCircleSize: 5,
},
});
g.setSelection(false, 's005');
//console.log(g);
};
makeGraph("few", 20, 50, false);
makeGraph("few", 10, 20, true);
makeGraph("many", 75, 50, false);
makeGraph("many", 40, 50, true);
</script>
</body>
</html>
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