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- <!DOCTYPE html>
- <html>
- <head>
- <meta charset="utf-8">
- <title>JS Bin</title>
- <script type="text/javascript" src="../dist/vis.js"></script>
- <style>
- #mynetwork {
- width: 700px;
- height: 450px;
- border: 1px solid lightgray;
- }
- </style>
-
- <script>
- var network = null;
- function destroy() {
- if (network !== null) {
- network.destroy();
- network = null;
- }
- }
-
- function draw() {
- destroy();
- var container = document.getElementById('mynetwork');
- var nodes = new vis.DataSet();
- var edges = new vis.DataSet();
-
- data = {
- nodes: nodes,
- edges:edges
- }
-
- options = {
- edges: {
- arrows:{
- to: true
- },
- smooth:{
- enabled: true
- }
- },
- layout:{
- hierarchical: {
- enabled: true
- }
- },
- physics:{
- enabled: true,
- stabilization: true
- },
- manipulation:{
- enabled:false,
- addEdge: function (data, callback) {
- setTimeout(function () {network.addEdgeMode();},0);
- callback(data);
- }
- }
- };
-
- network = new vis.Network(container, data, options);
-
- var layer1Cnt = 0;
- var layer2Cnt = 0;
- var layer3Cnt = 0;
- document.getElementById("addNodeLayer1").onclick = function(e){
- nodes.add({id: "layer1_"+layer1Cnt++, label: 'Layer1-'+layer1Cnt, level: 0});
- network.addEdgeMode();
- }
- document.getElementById("addNodeLayer2").onclick = function(e){
- nodes.add({id: "layer2_"+layer2Cnt++, label: 'Layer2-'+layer2Cnt, level:1});
- network.addEdgeMode();
- }
- document.getElementById("addNodeLayer3").onclick = function(e){
- nodes.add({id: "layer3_"+layer3Cnt++, label: 'Layer3-'+layer3Cnt, level:2});
- network.addEdgeMode();
- }
-
- }
- </script>
- </head>
- <body onLoad="draw()">
- <button id="addNodeLayer1">Layer 1</button>
- <button id="addNodeLayer2">Layer 2</button>
- <button id="addNodeLayer3">Layer 3</button>
- <div id="mynetwork"></div>
- </body>
- </html>
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