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<html>
<head>
<title>Timeline | A lot of grouped data</title>
<script src="../../../dist/vis.js"></script>
<link href="../../../dist/vis-timeline-graph2d.min.css" rel="stylesheet" type="text/css" />
<style type="text/css">
body {
color: #4D4D4D;
font: 10pt arial;
}
</style>
<script src="../../googleAnalytics.js"></script>
</head>
<body onresize="/*timeline.checkResize();*/">
<h1>Timeline grouping performance</h1>
<p>
Choose a number of items:
<a href="?count=100">100</a>,
<a href="?count=1000">1000</a>,
<a href="?count=10000">10000</a>,
<a href="?count=100000">100000</a>
<p>
<p>
Current number of items: <span id='count'>100</span>
</p>
<div id="mytimeline"></div>
<script>
/**
* Get URL parameter
* http://www.netlobo.com/url_query_string_javascript.html
*/
function gup( name ) {
name = name.replace(/[\[]/,"\\[").replace(/[\]]/,"\\]");
var regexS = "[\\?&]"+name+"=([^&#]*)";
var regex = new RegExp( regexS );
var results = regex.exec( window.location.href );
if( results == null )
return "";
else
return results[1];
}
// get selected item count from url parameter
var count = (Number(gup('count')) || 1000);
// create groups
var groups = new vis.DataSet([
{id: 1, content: 'Truck 1'},
{id: 2, content: 'Truck 2'},
{id: 3, content: 'Truck 3'},
{id: 4, content: 'Truck 4'}
]);
// create items
var items = new vis.DataSet();
var order = 1;
var truck = 1;
for (var j = 0; j < 4; j++) {
var date = new Date();
for (var i = 0; i < count/4; i++) {
date.setHours(date.getHours() + 4 * (Math.random() < 0.2));
var start = new Date(date);
date.setHours(date.getHours() + 2 + Math.floor(Math.random()*4));
var end = new Date(date);
items.add({
id: order,
group: truck,
start: start,
end: end,
content: 'Order ' + order
});
order++;
}
truck++;
}
// specify options
var options = {
stack: false,
start: new Date(),
end: new Date(1000*60*60*24 + (new Date()).valueOf()),
editable: true,
margin: {
item: 10, // minimal margin between items
axis: 5 // minimal margin between items and the axis
},
orientation: 'top'
};
// create a Timeline
var container = document.getElementById('mytimeline');
timeline = new vis.Timeline(container, null, options);
timeline.setGroups(groups);
timeline.setItems(items);
document.getElementById('count').innerHTML = count;
</script>
</body>
</html>
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