<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>ECharts</title>
<!-- 引入 echarts.js -->
<script src="js/echarts.min.js"></script>
<script src="js/jquery-1.11.0.min.js"></script>
<script src="dist/extension/dataTool.js"></script>
</head>
<body>
<!-- 为ECharts准备一个具备大小（宽高）的Dom -->
<div id="main" style="width: 600px;height:400px;"></div>
<script type="text/javascript">
// 基于准备好的dom，初始化echarts实例
var myChart = echarts.init(document.getElementById('main'));
var option;
var data = [{
fixed: true,
x: myChart.getWidth() / 2,
y: myChart.getHeight() / 2,
symbolSize: 20,
id: '-1'
}];
var edges = [];
option = {
series: [{
type: 'graph',
layout: 'force',
animation: false,
data: data,
force: {
// initLayout: 'circular'
// gravity: 0
repulsion: 100,
edgeLength: 5
},
edges: edges
}]
};
setInterval(function() {
data.push({
id: data.length
});
var source = Math.round((data.length - 1) * Math.random());
var target = Math.round((data.length - 1) * Math.random());
if(source !== target) {
edges.push({
source: source,
target: target
});
}
myChart.setOption({
series: [{
roam: true,
data: data,
edges: edges
}]
});
// console.log('nodes: ' + data.length);
// console.log('links: ' + data.length);
}, 500);
myChart.setOption(option);
</script>
</body>
</html>
