| <!DOCTYPE html> |
| <html lang="en"> |
| <head> |
| <meta charset="utf-8"> |
| <title>ECharts</title> |
| <meta name="viewport" content="width=device-width, initial-scale=1.0"> |
| <meta name="description" content="ECharts"> |
| <meta name="author" content="linzhifeng@baidu.com"> |
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| <link href="../asset/css/echartsHome.css" rel="stylesheet"> |
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| <!-- NAVBAR |
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| <li class="active"><a href="../example.html" class="active">Example</a></li> |
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| </ul> |
| </li> |
| </ul> |
| </div><!--/.nav-collapse --> |
| </div><!-- /.container --> |
| </div><!-- /.navbar-inner --> |
| </div><!-- /.navbar-wrapper --> |
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| <div class="container-fluid"> |
| <div class="row-fluid"> |
| <div id="sidebar-code" class="span4"> |
| <div class="well sidebar-nav"> |
| <div class="nav-header"><a href="#" onclick="autoResize()" class="icon-resize-full" id ="icon-resize" ></a>option</div> |
| <textarea id="code" name="code"> |
| |
| var nodes = []; |
| var links = []; |
| var constMaxDepth = 2; |
| var constMaxChildren = 7; |
| var constMinChildren = 4; |
| var constMaxRadius = 10; |
| var constMinRadius = 2; |
| |
| function rangeRandom(min, max) { |
| return Math.random() * (max - min) + min; |
| } |
| |
| function createRandomNode(depth, parentNode) { |
| var node = { |
| name : 'NODE_' + nodes.length, |
| value : rangeRandom(constMinRadius, constMaxRadius), |
| // Custom properties |
| id : nodes.length, |
| depth : depth, |
| category : depth === constMaxDepth ? 0 : 1, |
| __parentNode__ : parentNode ? parentNode.id : -1, |
| __children__ : [], |
| __collapsed__ : false |
| } |
| nodes.push(node); |
| |
| return node; |
| } |
| |
| function forceMockThreeData() { |
| var depth = 0; |
| var rootNode = createRandomNode(0); |
| rootNode.name = 'ROOT'; |
| rootNode.category = 2; |
| |
| function mock(parentNode, depth) { |
| var nChildren = Math.round(rangeRandom(constMinChildren, constMaxChildren)); |
| |
| for (var i = 0; i < nChildren; i++) { |
| var childNode = createRandomNode(depth, parentNode); |
| links.push({ |
| source : parentNode.id, |
| target : childNode.id, |
| weight : 1 |
| }); |
| parentNode.__children__.push(childNode.id); |
| if (depth < constMaxDepth) { |
| mock(childNode, depth + 1); |
| } |
| } |
| } |
| |
| mock(rootNode, 0); |
| } |
| |
| forceMockThreeData(); |
| |
| option = { |
| title : { |
| text: 'Force', |
| subtext: 'Node collapse example', |
| x:'right', |
| y:'bottom' |
| }, |
| tooltip : { |
| trigger: 'item', |
| formatter: '{a} : {b}' |
| }, |
| legend: { |
| x: 'left', |
| data:['叶子节点','非叶子节点', '根节点'] |
| }, |
| series : [ |
| { |
| type:'force', |
| name : "Force tree", |
| categories : [ |
| { |
| name: '叶子节点', |
| itemStyle: { |
| normal: { |
| color : '#ff7f50' |
| } |
| } |
| }, |
| { |
| name: '非叶子节点', |
| itemStyle: { |
| normal: { |
| color : '#6f57bc' |
| } |
| } |
| }, |
| { |
| name: '根节点', |
| itemStyle: { |
| normal: { |
| color : '#af0000' |
| } |
| } |
| } |
| ], |
| itemStyle: { |
| normal: { |
| label: { |
| show: false |
| }, |
| nodeStyle : { |
| brushType : 'both', |
| strokeColor : 'rgba(255,215,0,0.6)', |
| lineWidth : 1 |
| } |
| } |
| }, |
| minRadius : constMinRadius, |
| maxRadius : constMaxRadius, |
| density : 1, |
| attractiveness: 1.2, |
| nodes : nodes, |
| links : links |
| } |
| ] |
| }; |
| |
| function isAscendant(node1, node2) { |
| var parent = nodes[node2.__parentNode__]; |
| while(parent) { |
| if (parent.id === node1.id) { |
| return true; |
| } |
| parent = nodes[parent.__parentNode__]; |
| } |
| return false; |
| } |
| |
| function addChildrenToChart(node) { |
| for (var i = 0; i < node.__children__.length; i++) { |
| var childNode = nodes[node.__children__[i]]; |
| childNode.ignore = false; |
| |
| addChildrenToChart(childNode); |
| } |
| } |
| |
| var ecConfig = require('echarts/config'); |
| function focus(param) { |
| var data = param.data; |
| if ( |
| data.source !== undefined |
| && data.target !== undefined |
| ) { |
| } else { // 点击的是点 |
| var targetNode = nodes[data.id]; |
| |
| if (!targetNode.__collapsed__) { |
| option.series[0].nodes = nodes.map(function(node) { |
| node.ignore = isAscendant(data, node); |
| return node; |
| }); |
| } else { |
| addChildrenToChart(targetNode); |
| } |
| |
| targetNode.__collapsed__ = ! targetNode.__collapsed__; |
| myChart.setOption(option, true); |
| } |
| } |
| myChart.on(ecConfig.EVENT.CLICK, focus); |
| |
| </textarea> |
| </div><!--/.well --> |
| </div><!--/span--> |
| <div id="graphic" class="span8"> |
| <div id="main" class="main"></div> |
| <div> |
| <button onclick="refresh(true)">Refresh ~</button> |
| <span id='wrong-message' style="color:red"></span> |
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| <footer> |
| <p class="pull-right"><a href="#">Back to top</a></p> |
| <p>© 2014 <a href="http://efe.baidu.com" target="_blank">EFE</a> · <a href="https://github.com/ecomfe/echarts/blob/master/LICENSE.txt" target="_blank">License</a> · <a href="../changelog.html" target="_blank">Changelog</a></p> |
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