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- <!doctype html>
- <html>
- <head>
- <title>Graph | DOT language playground</title>
-
- <script type="text/javascript" src="../../vis.js"></script>
-
- <style type="text/css">
- body, html {
- font: 10pt sans;
- width: 100%;
- height: 100%;
- padding: 0;
- margin: 0;
- color: #4d4d4d;
- }
-
- #frame {
- width: 100%;
- height: 99%;
- }
- #frame td {
- padding: 10px;
- height: 100%;
- }
- #error {
- color: red;
- }
-
- #data {
- width: 100%;
- height: 100%;
- border: 1px solid #d3d3d3;
- }
-
- #mygraph {
- float: left;
- width: 100%;
- height: 100%;
- border: 1px solid #d3d3d3;
- }
-
- textarea.example {
- display: none;
- }
- </style>
- </head>
- <body>
-
- <table id="frame">
- <col width="50%">
- <col width="50%">
- <tr>
- <td colspan="2" style="height: 50px;">
- <h1>Directed graph from data in DOT language</h1>
- <div>
- <a href="javascript: drawExample('example1')">example 1</a>
- <a href="javascript: drawExample('example2')">example 2</a>
- <a href="javascript: drawExample('example3')">example 3</a>
- </div>
- <div>
- <br>
- <button id="draw">Draw</button>
- <span id="error"></span>
- </div>
- </td>
- </tr>
- <tr>
- <td>
- <textarea id="data"></textarea>
- </td>
- <td>
- <div id="mygraph"></div>
- </td>
- </tr>
- </table>
-
- <script type="text/javascript">
- var graph, data;
-
- var btnDraw = document.getElementById('draw');
- var txtData = document.getElementById('data');
- var txtError = document.getElementById('error');
- btnDraw.onclick = draw;
-
- // resize the graph when window resizes
- window.onresize = function () {
- graph.redraw()
- };
-
- // parse and draw the data
- function draw () {
- try {
- txtError.innerHTML = '';
-
- // Provide a string with data in DOT language
- data = {
- dot: txtData.value
- };
-
- // create a graph
- var container = document.getElementById('mygraph');
- var options = {};
- graph = new vis.Graph(container, data, options);
- }
- catch (err) {
- // set the cursor at the position where the error occurred
- var match = /\(char (.*)\)/.exec(err);
- if (match) {
- var pos = Number(match[1]);
- if(txtData.setSelectionRange) {
- txtData.focus();
- txtData.setSelectionRange(pos, pos);
- }
- }
-
- // show an error message
- txtError.innerHTML = err.toString();
- }
- }
-
- /**
- * Draw an example
- * @param {String} id HTML id of the textarea containing the example code
- */
- function drawExample(id) {
- txtData.value = document.getElementById(id).value;
- draw();
- }
- </script>
-
- <textarea id="example1" class="example">
- digraph {
- node [shape=circle fontSize=16]
- edge [length=100, color=gray, fontColor=black]
-
- A -> A[label=0.5];
- B -> B[label=1.2] -> C[label=0.7] -- A;
- B -> D;
- D -> B;
- D -> C;
- D -> E[label=0.2];
- F -> F;
- A [
- fontColor=white,
- color=red,
- ]
- }
- </textarea>
-
- <textarea id="example2" class="example">
- digraph topology
- {
- node[shape=circle fontSize=12]
- edge[length=170 fontSize=12]
- "10.0.255.1" -> "10.0.255.3"[label="1.000"];
- "10.0.255.1" -> "10.0.255.2"[label="1.000"];
- "10.0.255.1" -> "10.0.255.2"[label="1.000"];
- "10.0.255.1" -> "10.0.255.3"[label="1.000"];
- "10.0.255.2" -> "10.0.255.1"[label="1.000"];
- "10.0.255.2" -> "10.0.255.3"[label="1.000"];
- "10.0.255.3" -> "10.0.255.1"[label="1.000"];
- "10.0.255.3" -> "10.0.255.2"[label="1.000"];
- "10.0.255.3" -> "10.0.3.0/24"[label="HNA", shape=solid];
- "10.0.3.0/24"[shape=rect];
- "10.0.255.2" -> "10.0.2.0/24"[label="HNA"];
- "10.0.2.0/24"[shape=rect];
- "10.0.255.1" -> "10.0.1.0/24"[label="HNA"];
- "10.0.1.0/24"[shape=rect];
- }
- </textarea>
-
- <textarea id="example3" class="example">
- digraph G {
- // note: not all attributes are recognized and supported by Network
- // unrecognized attributes are ignored
-
- node[width=.25,height=.375,fontsize=15]
- node [shape=filled fillcolor=#F1AAF0]
- 0-> 0 ;
- 1-> 1 ;
- 2-> 2 ;
- 3-> 3 ;
- 4-> 4 ;
- 5-> 5 ;
- 6-> 6 ;
- 7-> 5 ;
- 8-> 8 ;
- 9-> 9 ;
- 10-> 10 ;
- 11-> 10 ;
- 12-> 12 ;
- 13-> 5 ;
- 14-> 10 ;
- 15-> 0 ;
- }
- </textarea>
-
- <script>
-
- // draw example1 now
- drawExample('example1');
- </script>
-
- </body>
- </html>
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