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- <!DOCTYPE HTML>
- <html>
- <head>
- <title>Timeline | Custom function label format example</title>
-
- <style>
- body, html {
- font-family: arial, sans-serif;
- font-size: 11pt;
- }
-
- #visualization {
- box-sizing: border-box;
- width: 100%;
- height: 300px;
- }
- </style>
-
- <!-- note: moment.js must be loaded before vis.js, else vis.js uses its embedded version of moment.js -->
- <script src="http://cdnjs.cloudflare.com/ajax/libs/moment.js/2.8.4/moment.min.js"></script>
-
- <script src="../../../dist/vis.js"></script>
- <link href="../../../dist/vis-timeline-graph2d.min.css" rel="stylesheet" type="text/css" />
-
- </head>
- <body>
- <p>
- This example demonstrate using custom function label formats.
- </p>
- <div id="visualization"></div>
-
- <script>
- var now = moment().minutes(0).seconds(0).milliseconds(0);
- var groupCount = 3;
- var itemCount = 20;
-
- // create a data set with groups
- var names = ['John', 'Alston', 'Lee', 'Grant'];
- var groups = new vis.DataSet();
- for (var g = 0; g < groupCount; g++) {
- groups.add({id: g, content: names[g]});
- }
-
- // create a dataset with items
- var items = new vis.DataSet();
- for (var i = 0; i < itemCount; i++) {
- var start = now.clone().add(Math.random() * 200, 'hours');
- var group = Math.floor(Math.random() * groupCount);
- items.add({
- id: i,
- group: group,
- content: 'item ' + i +
- ' <span style="color:#97B0F8;">(' + names[group] + ')</span>',
- start: start,
- type: 'box'
- });
- }
-
- // create visualization
- var container = document.getElementById('visualization');
- var options = {
- format: {
- minorLabels: function(date, scale, step) {
- var now = new Date();
- var ago = now - date;
- var divider;
- switch (scale) {
- case 'millisecond':
- divider = 1;
- break;
- case 'second':
- divider = 1000;
- break;
- case 'minute':
- divider = 1000 * 60;
- break;
- case 'hour':
- divider = 1000 * 60 * 60;
- break;
- case 'day':
- divider = 1000 * 60 * 60 * 24;
- break;
- case 'weekday':
- divider = 1000 * 60 * 60 * 24 * 7;
- break;
- case 'month':
- divider = 1000 * 60 * 60 * 24 * 30;
- break;
- case 'quarter':
- divider = 1000 * 60 * 60 * 24 * 30 * 3;
- break;
- case 'year':
- divider = 1000 * 60 * 60 * 24 * 365;
- break;
- default:
- return new Date(date);
- }
- return (Math.round(ago * step / divider)) + " " + scale + "s ago"
- },
- majorLabels: function(date, scale, step) {
- var now = new Date();
- var ago = now - date;
- var divider;
- switch (scale) {
- case 'millisecond':
- divider = 1;
- break;
- case 'second':
- divider = 1000;
- break;
- case 'minute':
- divider = 1000 * 60;
- break;
- case 'hour':
- divider = 1000 * 60 * 60;
- break;
- case 'day':
- divider = 1000 * 60 * 60 * 24;
- break;
- case 'weekday':
- divider = 1000 * 60 * 60 * 24 * 7;
- break;
- case 'month':
- divider = 1000 * 60 * 60 * 24 * 30;
- break;
- case 'quarter':
- divider = 1000 * 60 * 60 * 24 * 30 * 3;
- break;
- case 'year':
- divider = 1000 * 60 * 60 * 24 * 365;
- break;
- default:
- return new Date(date);
- }
- return (Math.round(ago * step / divider)) + " " + scale + "s ago"
- }
- }
- };
-
- var timeline = new vis.Timeline(container);
- timeline.setOptions(options);
- timeline.setGroups(groups);
- timeline.setItems(items);
-
- </script>
- </body>
- </html>
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