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54 lines
1.4 KiB
54 lines
1.4 KiB
<!DOCTYPE HTML>
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<html>
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<head>
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<title>Timeline | Custom snapping</title>
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<script src="../../dist/vis.js"></script>
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<link href="../../dist/vis.css" rel="stylesheet" type="text/css" />
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</head>
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<body>
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<p>
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When moving the items in on the Timeline below, they will snap to full hours,
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independent of being zoomed in or out.
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</p>
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<div id="visualization"></div>
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<script type="text/javascript">
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// DOM element where the Timeline will be attached
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var container = document.getElementById('visualization');
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// Create a DataSet (allows two way data-binding)
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var items = new vis.DataSet([
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{id: 1, content: 'A', start: '2015-02-09T04:00:00'},
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{id: 2, content: 'B', start: '2015-02-09T14:00:00'},
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{id: 3, content: 'C', start: '2015-02-09T16:00:00'},
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{id: 4, content: 'D', start: '2015-02-09T17:00:00'},
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{id: 5, content: 'E', start: '2015-02-10T03:00:00'}
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]);
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// Configuration for the Timeline
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var options = {
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editable: true,
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// always snap to full hours, independent of the scale
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snap: function (date, scale, step) {
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var hour = 60 * 60 * 1000;
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return Math.round(date / hour) * hour;
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}
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// to configure no snapping at all:
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//
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// snap: null
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//
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// or let the snap function return the date unchanged:
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//
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// snap: function (date, scale, step) {
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// return date;
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// }
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};
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// Create a Timeline
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var timeline = new vis.Timeline(container, items, options);
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</script>
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</body>
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</html>
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