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gauge.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>ECharts</title>
<!-- 引入 echarts.js -->
<script src="../echarts.min.js"></script>
</head>
<body>
<!-- 为ECharts准备一个具备大小(宽高)的Dom -->
<div id="main" style="width: 900px;height:600px;"></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'));
// 指定图表的配置项和数据
var option = {
tooltip : {
formatter: "{a} <br/>{b} : {c}%"
},
toolbox: {
feature: {
restore: {},
saveAsImage: {}
}
},
series: [
{
name: '业务指标',
type: 'gauge',
detail: {formatter:'{value}%'},
data: [{value: 32, name: '完成率'}]
}
]
};
// 使用刚指定的配置项和数据显示图表。
myChart.setOption(option);
setInterval(function () {
option.series[0].data[0].value = (Math.random() * 100).toFixed(2) - 0;
myChart.setOption(option, true);
},2000);
</script>
</body>
</html>