<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>Echarts图表</title>
<!-- 引入echarts.min.js -->
<script src="https://cdn.staticfile.org/echarts/4.3.0/echarts.min.js"></script>
</head>
<body>
<div id="main" style="width: 600px;height:400px;"></div>
<script type="text/javascript">
var myChart = echarts.init(document.getElementById('main'));
var current = 25;
var all = 100;
var option = {
backgroundColor: 'rgba(1,202,217,.2)',
series: [{
type: 'pie',
//不显示标签
label: {
show: false
},
//圆的位置
center: ['50%', '50%'],
//两个圆的空隙
radius: ['50%', '70%'],
//起始位置
startAngle: 180,
data: [{
name: '用量',
value: current,
itemStyle: {
color: '#ff9900'
}
},
{
name: 'rest',
value: all - current,
itemStyle: {
color: 'skyblue'
}
},
{
name: 'bottom',
value: all,
itemStyle: {
color: 'transparent'
}
}
]
}]
};
myChart.setOption(option);
</script>
</body>
</html>
