前端页面报表图在线js库

地址：https://echarts.apache.org/examples/zh/index.html#chart-type-pie

圆角环形图：

<!--
    THIS EXAMPLE WAS DOWNLOADED FROM https://echarts.apache.org/examples/zh/editor.html?c=pie-borderRadius
-->
<!DOCTYPE html>
<html style="height: 100%">
    <head>
        <meta charset="utf-8">
    </head>
    <body style="height: 100%; margin: 0">
        <div id="container" style="height: 100%"></div>

        <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts@5.2.2/dist/echarts.min.js"></script>
        <!-- Uncomment this line if you want to dataTool extension
        <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts@5.2.2/dist/extension/dataTool.min.js"></script>
        -->
        <!-- Uncomment this line if you want to use gl extension
        <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts-gl@2/dist/echarts-gl.min.js"></script>
        -->
        <!-- Uncomment this line if you want to echarts-stat extension
        <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts-stat@latest/dist/ecStat.min.js"></script>
        -->
        <!-- Uncomment this line if you want to use map
        <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts@5.2.2/map/js/china.js"></script>
        <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts@5.2.2/map/js/world.js"></script>
        -->
        <!-- Uncomment these two lines if you want to use bmap extension
        <script type="text/javascript" src="https://api.map.baidu.com/api?v=2.0&ak=<Your Key Here>"></script>
        <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts@{{version}}/dist/extension/bmap.min.js"></script>
        -->

        <script type="text/javascript">
var dom = document.getElementById("container");
var myChart = echarts.init(dom);
var app = {};

var option;



//圆角环形图
option = {
  tooltip: {
    trigger: 'item'
  },
  //顶部标签位置
  legend: {
    top: '5%',
    left: 'center'
  },
  series: [
    {
      name: 'Access From',
      type: 'pie',
      radius: ['40%', '70%'],
      avoidLabelOverlap: false,
      //环形样式
      itemStyle: {
        borderRadius: 10,
        borderColor: '#fff',
        borderWidth: 2
      },
      //中心标签默认隐藏
      label: {
        show: false,
        position: 'center'
      },
      //字体
      emphasis: {
        label: {
          show: true,
          fontSize: '30',
          fontWeight: 'bold'
        }
      },
      labelLine: {
        show: false
      },
      data: [
        { value: 1048, name: 'Search Engine' },
        { value: 735, name: 'Direct' },
        { value: 580, name: 'Email' },
        { value: 484, name: 'Union Ads' },
        { value: 300, name: 'Video Ads' }
      ]
    }
  ]
};

if (option && typeof option === 'object') {
    myChart.setOption(option);
}

        </script>
    </body>
</html>

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原文地址：https://www.cnblogs.com/wjs2019/p/15529957.html