vue中使用echarts制作圆环图的实例代码

<div id="main"></div>
<script type="text/ecmascript-6">
 export default {
  //从父组件中接收到的数据
  props:{
   chartT:{
    type:Object,
    required:true
   }
  },
  data () {
   return {
    charts: '',
    totalIncome:'',
    opinionData: [
     {value: Math.abs(this.chartT.imp_rate)},//取绝对值
     {value: 100}
    ]
   }
  },
  methods: {
   drawPie (id) {
    this.charts = this.$echarts.init(document.getElementById(id));
    this.charts.setOption({
     tooltip: {
      trigger: 'item',
      formatter: '{a}<br/>{b}:{c} ({d}%)'
     },
     legend: {
      orient: 'vertical',
      x: 'left',
      data: this.opinion
     },
     color:['#2872ef','#d6d6d6','#fc6e51'],
     series: [
      {
       name: '访问来源',
       type: 'pie',
       radius: ['90%', '65%'],
       avoidLabelOverlap: false,
       label: {
        normal: {
         show: false,
         position: 'center'
        },
        emphasis: {
         show: true,
         testStyle: {
          fontSize: '30',
          fontWeight: 'bold'
         }
        }
       },
       //根据数值判断颜色
//       itemStyle:{
//        normal:{
//         color:function(params){
//          console.log(params)
//          console.log(params.dataIndex)
//          console.log(params.data.value)
//          console.log(params.value)
//          if(params.value > 0){
//           return "#2872ef";
//          }else if(params.value[0] < 0 ){
//           return "#fc6e51";
//          }
//          return "#d6d6d6";
//         }
//        }
//       },
       labelLine: {
        normal: {
         show: false
        }
       },
       data: this.opinionData
      }
     ]
    })
   }
  },
  mounted () {
   this.$nextTick(function () {
    this.drawPie('main')
   })
  },
 }
</script>

<template>
  <div class="index-wrapper">
   <tittle :chartT="chart_tit"></tittle>
  </div>
</template>
<script type="text/ecmascript-6">
 import axios from 'axios'
 import Tittle from './applicationDetail/appTittle'
 export default {
  data(){
   return{
    chart_tit:{}
   }
  }
}
</script>