vis.js is a dynamic, browser-based visualization library
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<!doctype html>
<html>
<head>
<meta charset="utf-8"/>
<title>Network | Manipulation</title>
<style type="text/css">
body, select {
font: 10pt sans;
}
#mynetwork {
position:relative;
width: 800px;
height: 600px;
border: 1px solid lightgray;
}
table.legend_table {
font-size: 11px;
border-width:1px;
border-color:#d3d3d3;
border-style:solid;
}
table.legend_table,td {
border-width:1px;
border-color:#d3d3d3;
border-style:solid;
padding: 2px;
}
div.table_content {
width:80px;
text-align:center;
}
div.table_description {
width:100px;
}
#operation {
font-size:28px;
}
#network-popUp {
display:none;
position:absolute;
top:350px;
left:170px;
z-index:299;
width:250px;
height:120px;
background-color: #f9f9f9;
border-style:solid;
border-width:3px;
border-color: #5394ed;
padding:10px;
text-align: center;
}
</style>
<script type="text/javascript" src="../exampleUtil.js"></script>
<script type="text/javascript" src="../../../dist/vis.js"></script>
<link href="../../../dist/vis-network.min.css" rel="stylesheet" type="text/css" />
<script type="text/javascript">
var nodes = null;
var edges = null;
var network = null;
// randomly create some nodes and edges
var data = getScaleFreeNetwork(25);
var seed = 2;
function setDefaultLocale() {
var defaultLocal = navigator.language;
var select = document.getElementById('locale');
select.selectedIndex = 0; // set fallback value
for (var i = 0, j = select.options.length; i < j; ++i) {
if (select.options[i].getAttribute('value') === defaultLocal) {
select.selectedIndex = i;
break;
}
}
}
function destroy() {
if (network !== null) {
network.destroy();
network = null;
}
}
function draw() {
destroy();
nodes = [];
edges = [];
// create a network
var container = document.getElementById('mynetwork');
var options = {
layout: {randomSeed:seed}, // just to make sure the layout is the same when the locale is changed
locale: document.getElementById('locale').value,
manipulation: {
addNode: function (data, callback) {
// filling in the popup DOM elements
document.getElementById('operation').innerHTML = "Add Node";
document.getElementById('node-id').value = data.id;
document.getElementById('node-label').value = data.label;
document.getElementById('saveButton').onclick = saveData.bind(this, data, callback);
document.getElementById('cancelButton').onclick = clearPopUp.bind();
document.getElementById('network-popUp').style.display = 'block';
},
editNode: function (data, callback) {
// filling in the popup DOM elements
document.getElementById('operation').innerHTML = "Edit Node";
document.getElementById('node-id').value = data.id;
document.getElementById('node-label').value = data.label;
document.getElementById('saveButton').onclick = saveData.bind(this, data, callback);
document.getElementById('cancelButton').onclick = cancelEdit.bind(this,callback);
document.getElementById('network-popUp').style.display = 'block';
},
addEdge: function (data, callback) {
if (data.from == data.to) {
var r = confirm("Do you want to connect the node to itself?");
if (r == true) {
callback(data);
}
}
else {
callback(data);
}
}
}
};
network = new vis.Network(container, data, options);
}
function clearPopUp() {
document.getElementById('saveButton').onclick = null;
document.getElementById('cancelButton').onclick = null;
document.getElementById('network-popUp').style.display = 'none';
}
function cancelEdit(callback) {
clearPopUp();
callback(null);
}
function saveData(data,callback) {
data.id = document.getElementById('node-id').value;
data.label = document.getElementById('node-label').value;
clearPopUp();
callback(data);
}
function init() {
setDefaultLocale();
draw();
}
</script>
</head>
<body onload="init();">
<h2>Editing the nodes and edges (localized)</h2>
<p style="width: 700px; font-size:14px; text-align: justify;">
The localization is only relevant to the manipulation buttons.
</p>
<p>
<label for="locale">Select a locale:</label>
<select id="locale" onchange="draw();">
<option value="en">en</option>
<option value="de">de</option>
<option value="es">es</option>
<option value="it">it</option>
<option value="nl">nl</option>
<option value="pt-br">pt</option>
<option value="ru">ru</option>
</select>
</p>
<div id="network-popUp">
<span id="operation">node</span> <br>
<table style="margin:auto;"><tr>
<td>id</td><td><input id="node-id" value="new value" /></td>
</tr>
<tr>
<td>label</td><td><input id="node-label" value="new value" /></td>
</tr></table>
<input type="button" value="save" id="saveButton" />
<input type="button" value="cancel" id="cancelButton" />
</div>
<br />
<div id="mynetwork"></div>
</body>
</html>