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Mon 21 Jul 22:43:21 CEST 2025

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js/dos/ext/vis/examples/timeline/other/customTimeBars.html Normal file
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<!DOCTYPE HTML>
<html>
<head>
<title>Timeline | Show current and custom time bars</title>
<style type="text/css">
body, html {
font-family: sans-serif;
font-size: 11pt;
}
</style>
<script src="../../../dist/vis.js"></script>
<link href="../../../dist/vis.css" rel="stylesheet" type="text/css" />
<script src="../../googleAnalytics.js"></script>
</head>
<body>
<p>
The Timeline has functions to add multiple custom time bars which can be dragged by the user.
</p>
<p>
<input type="button" id="add" value="Add custom vertical bar">
<input type="text" id="barId" placeholder="custom bar ID">
</p>
<p>
<input type="button" id="remove" value="Remove custom vertical bar">
<input type="text" id="barIndex" value="t1" placeholder="custom bar ID">
</p>
<p>
<code><strong>timechange</strong></code> event, index: <span id="timechangeBar"></span>, time: <span id="timechangeEvent"></span>
</p>
<p>
<code><strong>timechanged</strong></code> event, index: <span id="timechangedBar"></span>, time: <span id="timechangedEvent"></span>
</p><br>
<div id="visualization"></div>
<script type="text/javascript">
var container = document.getElementById('visualization');
var items = new vis.DataSet();
var customDate = new Date();
var options = {
showCurrentTime: true,
start: new Date(Date.now() - 1000 * 60 * 60 * 24),
end: new Date(Date.now() + 1000 * 60 * 60 * 24 * 6)
};
var timeline = new vis.Timeline(container, items, options);
// Set first time bar
customDate = new Date(customDate.getFullYear(), customDate.getMonth(), customDate.getDate() + 1);
timeline.addCustomTime(customDate, 't1');
document.getElementById('add').onclick = function () {
try {
customDate = new Date(customDate.getFullYear(), customDate.getMonth(), customDate.getDate() + 1);
var barId = document.getElementById('barId').value || undefined;
timeline.addCustomTime(customDate, barId);
document.getElementById('barId').value = '';
}
catch (err) {
console.log(err);
alert(err);
}
};
document.getElementById('remove').onclick = function () {
try {
timeline.removeCustomTime(document.getElementById('barIndex').value);
document.getElementById('barIndex').value = '';
}
catch (err) {
console.log(err);
alert(err);
}
};
timeline.on('timechange', function (properties) {
document.getElementById('timechangeBar').innerHTML = properties.id;
document.getElementById('timechangeEvent').innerHTML = properties.time;
});
timeline.on('timechanged', function (properties) {
document.getElementById('timechangedBar').innerHTML = properties.id;
document.getElementById('timechangedEvent').innerHTML = properties.time;
});
</script>
</body>
</html>