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<html>
<head>
<title>Benchmarks</title>
<meta charset="UTF-8">
<style type="text/css">
body { margin: 40px auto;
font-family: Arial;
font-size: 14px;
color: #333;
max-width: 900px; }
a { text-decoration: none; color: #06b; }
</style>
<script type="text/javascript" src="https://www.gstatic.com/charts/loader.js"></script>
<script>
google.charts.load('current', {'packages':['line', 'bar']});
google.charts.setOnLoadCallback(draw_charts);
function transposeDataTable(dt)
{
/* Swap rows and columns. Bar and line charts expect different layouts,
* with this function we can use the same data source for both. */
var ndt = new google.visualization.DataTable;
ndt.addColumn('string',dt.getColumnLabel(0));
for(var x=1; x<dt.getNumberOfColumns(); x++) {
ndt.addRow([dt.getColumnLabel(x)]);
}
for(var x=0; x<dt.getNumberOfRows(); x++) {
ndt.addColumn('number', dt.getValue(x,0));
for(var y=1; y<dt.getNumberOfColumns(); y++) {
ndt.setValue(y-1, x+1, dt.getValue(x,y));
}
}
return ndt;
}
function draw_charts()
{
/* Load JSON data. */
var json_data = %JSON_DATA%;
/* Clear contents. */
charts_elem = document.getElementById("charts");
while(charts_elem.firstChild)
{
charts_elem.removeChild(charts_elem.firstChild);
}
/* Draw charts for each device. */
for (var i = 0; i < json_data.length; i++)
{
device = json_data[i];
/* Chart drawing options. */
var options = {
chart: {title: device["name"], subtitle: device['device']},
pointsVisible: true,
pointSize: 2.5,
height: 500,
};
/* Create chart div. */
elem = document.createElement('div');
elem.id = device["id"];
charts_elem.appendChild(elem)
/* Create chart. */
var data = new google.visualization.DataTable(device["data"]);
if (device['chart_type'] == 'line') {
var chart = new google.charts.Line(elem);
chart.draw(data, options);
}
else {
var chart = new google.charts.Bar(elem);
chart.draw(transposeDataTable(data), options);
}
}
}
</script>
</head>
<body>
<h1>Benchmarks</h1>
<div id="charts">
...
</div>
</body>
</html>
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