代码
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<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="utf-8" />
<meta http-equiv="X-UA-Compatible" content="IE=edge" />
<meta name="viewport" content="width=device-width,initial-scale=1.0" />
<title>Echarts Example</title>
</head>
<body>
<div id="main" style="width: 1020px; height: 400px;"></div>
<script src="//cdn.bootcss.com/echarts/4.5.0/echarts.js"></script>
<script type="text/javascript">
const random = (min, max) => Math.round(Math.random() * (max - min) + min);
const myChart = echarts.init(document.getElementById('main'));
const option = {
toolbox: {
feature: {
saveAsImage: {},
},
},
dataZoom: [
// 作用在直角坐标系上
{ type: 'slider', xAxisIndex: 0, right: '55%', left: 0 },
// 作用在极坐标系上
{ type: 'slider', angleAxisIndex: 0, left: '55%', right: '5%' },
],
grid: { left: 0, containLabel: true, width: '45%' },
xAxis: { type: 'value' },
yAxis: { type: 'category' },
polar: { left: '50%', containLabel: true, radius: '55%', center: ['77%', '50%'] },
angleAxis: { type: 'category' },
radiusAxis: { type: 'value' },
series: [
{
data: genSeriesData(7),
type: 'bar',
},
{
data: genSeriesData(7),
type: 'bar',
coordinateSystem: 'polar',
},
],
};
myChart.setOption(option);
function genSeriesData(len) {
const result = [];
for (let i = 0; i < len; i += 1) {
const node = [random(10, 100), `S${i + 1}`];
result.push(node);
}
return result;
}
</script>
</body>
</html>
运行结果