115 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			HTML
		
	
	
	
	
	
			
		
		
	
	
			115 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			HTML
		
	
	
	
	
	
| <!doctype html>
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| <html>
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| <head>
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|     <title>Network | Hierarchical layout</title>
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| 
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|     <style type="text/css">
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|         body {
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|             font: 10pt sans;
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|         }
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| 
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|         #mynetwork {
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|             width: 600px;
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|             height: 600px;
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|             border: 1px solid lightgray;
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|         }
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|     </style>
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| 
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|     <script type="text/javascript" src="../exampleUtil.js"></script>
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|     <script type="text/javascript" src="../../../dist/vis.js"></script>
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|     <link href="../../../dist/vis.css" rel="stylesheet" type="text/css"/>
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| 
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| 
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|     <script type="text/javascript">
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|         var nodes = null;
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|         var edges = null;
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|         var network = null;
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| 
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|         function destroy() {
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|             if (network !== null) {
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|                 network.destroy();
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|                 network = null;
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|             }
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|         }
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| 
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|         function draw() {
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|             destroy();
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|             // randomly create some nodes and edges
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|             var nodeCount = document.getElementById('nodeCount').value;
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|             var data = getScaleFreeNetwork(nodeCount)
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| 
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|             // create a network
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|             var container = document.getElementById('mynetwork');
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|             var directionInput = document.getElementById("direction").value;
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|             var options = {
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|                 layout: {
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|                     hierarchical: {
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|                         direction: directionInput
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|                     }
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|                 }
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|             };
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|             network = new vis.Network(container, data, options);
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| 
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|             // add event listeners
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|             network.on('select', function (params) {
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|                 document.getElementById('selection').innerHTML = 'Selection: ' + params.nodes;
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|             });
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|         }
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| 
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|     </script>
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|     <script src="../googleAnalytics.js"></script>
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| </head>
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| 
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| <body onload="draw();">
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| <h2>Hierarchical Layout - Scale-Free-Network</h2>
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| 
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| <div style="width:700px; font-size:14px; text-align: justify;">
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|     This example shows the randomly generated <b>scale-free-network</b> set of nodes and connected edges from example 2.
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|     In this example, hierarchical layout has been enabled and the vertical levels are determined automatically.
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| </div>
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| <br/>
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| 
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| <form onsubmit="draw(); return false;">
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|     <label for="nodeCount">Number of nodes:</label>
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|     <input id="nodeCount" type="text" value="25" style="width: 50px;">
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|     <input type="submit" value="Go">
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| </form>
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| <p>
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|     <input type="button" id="btn-UD" value="Up-Down">
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|     <input type="button" id="btn-DU" value="Down-Up">
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|     <input type="button" id="btn-LR" value="Left-Right">
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|     <input type="button" id="btn-RL" value="Right-Left">
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|     <input type="hidden" id='direction' value="UD">
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| </p>
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| 
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| <script language="javascript">
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|     var directionInput = document.getElementById("direction");
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|     var btnUD = document.getElementById("btn-UD");
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|     btnUD.onclick = function () {
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|         directionInput.value = "UD";
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|         draw();
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|     }
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|     var btnDU = document.getElementById("btn-DU");
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|     btnDU.onclick = function () {
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|         directionInput.value = "DU";
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|         draw();
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|     };
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|     var btnLR = document.getElementById("btn-LR");
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|     btnLR.onclick = function () {
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|         directionInput.value = "LR";
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|         draw();
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|     };
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|     var btnRL = document.getElementById("btn-RL");
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|     btnRL.onclick = function () {
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|         directionInput.value = "RL";
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|         draw();
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|     };
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| </script>
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| <br>
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| 
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| <div id="mynetwork"></div>
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| 
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| <p id="selection"></p>
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| </body>
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| </html>
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