效果图
源代码
<!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: 1024px;height:768px;"></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;
option = {
tooltip: {
formatter: "{a} <br/>{b} : {c}%"
},
toolbox: {
feature: {
restore: {},
saveAsImage: {}
}
},
series: [{
name: '业务指标',
type: 'gauge',
detail: {
formatter: '{value}%'
},
data: [{
value: 50,
name: '完成率'
}]
}]
};
setInterval(function() {
option.series[0].data[0].value = (Math.random() * 100).toFixed(2) - 0;
myChart.setOption(option, true);
}, 2000);
myChart.setOption(option);
</script>
</body>
</html>
