树图改文本显示的时候的样式 虽然有点越改越丑
其中有一些失败的尝试 forammter 无法识别html元素 所以对于tooptips有用的html元素定义获取返回在这里写的话是不生效的
rich配置项里面的backgroundColor官方说支持 html元素和canvas元素 已经图片url 没有详细试验
官网地址

https://echarts.apache.org/examples/zh/editor.html?c=pie-rich-text&edit=1&reset=1
//这是官网地址

然后下面是试验的代码

<template>
  <div class="app-container">
    <div id="chart1" class="tttt "></div>

  </div>
</template>

<script>
import * as echarts from "echarts";
export default {
  data() {
    return {
      tittemp1: '',
      data: {
        name: "flare",
        children: [
          {
            name: "analytics",
            children: [
              {
                name: "cluster",
                children: [
                  {
                    name: "AgglomerativeCluster",
                    value: 3938,
                  },
                  {
                    name: "CommunityStructure",
                    value: 3812,
                  },
                  {
                    name: "HierarchicalCluster",
                    value: 6714,
                  },
                  {
                    name: "MergeEdge",
                    value: 743,
                  },
                ],
              },
              {
                name: "graph",
                children: [
                  {
                    name: "BetweennessCentrality",
                    value: 3534,
                  },
                  {
                    name: "LinkDistance",
                    value: 5731,
                  },
                  {
                    name: "MaxFlowMinCut",
                    value: 7840,
                  },
                  {
                    name: "ShortestPaths",
                    value: 5914,
                  },
                  {
                    name: "SpanningTree",
                    value: 3416,
                  },
                ],
              },
              {
                name: "optimization",
                children: [
                  {
                    name: "AspectRatioBanker",
                    value: 7074,
                  },
                ],
              },
            ],
          },
          {
            name: "display",
            children: [
              {
                name: "DirtySprite",
                value: 8833,
              },
              {
                name: "LineSprite",
                value: 1732,
              },
              {
                name: "RectSprite",
                value: 3623,
              },
              {
                name: "TextSprite",
                value: 10066,
              },
            ],
          },
          {
            name: "flex",
            children: [
              {
                name: "FlareVis",
                value: 4116,
              },
            ],
          },
        ],
      },
    };
  },
  mounted() {
    this.initchart1();
  },
  methods: {
    initchart1() {
      var chartDom = document.getElementById("chart1");
      var myChart = echarts.init(chartDom);
      var option;
      let data = this.data;
      let _that = this
      myChart.setOption(
        (option = {
          tooltip: {
            trigger: "item",
            triggerOn: "mousemove",
          },
          series: [
            {
              type: "tree",
              data: [data],
              top: "1%",
              left: "7%",
              bottom: "1%",
              right: "20%",
              symbolSize: 7,
              tooltip: {
                show: false

              },
              label: {
                // 在文本中，可以对部分文本采用 rich 中定义样式。
                // 这里需要在文本中使用标记符号：
                // `{styleName|text content text content}` 标记样式名。
                // 注意，换行仍是使用 '\n'。
                position: 'left',
                verticalAlign: 'middle',
                align: 'right',
                fontSize: 9,
                formatter: function (params) {
                  return `{v1|} {v2|${params.name}}`
                },
                backgroundColor: '#eee',
                borderColor: '#777',
                borderWidth: 1,
                borderRadius: 4,
                padding: 4,
                rich: {
                  v1: {
                    color: '#eee',
                    align: 'center',
                    width: 20,
                    height: 20,
                    backgroundColor: 'red',
                    borderRadius: 50
                  },
                  v2: {

                  }
                },
              },
              leaves: {
                label: {
                  position: "right",
                  verticalAlign: "middle",
                  align: "left",
                },
              },
              emphasis: {
                focus: "descendant",
              },
              expandAndCollapse: true,
              animationDuration: 550,
              animationDurationUpdate: 750,
            },
          ],
        })
      );

      option && myChart.setOption(option);
    },
  },
};
</script>

<style lang="scss">
.el-progress-circle {
  width: 40px !important;
  height: 40px !important;

}

.line {
  text-align: center;
}

.app-container {
  display: flex;

  .tttt {
    width: 80vw;
    height: 80vh;
    border: 1px solid #000;
  }
}
</style>

效果图如下