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>