解决vue一个页面中复用同一个echarts组件的问题

 pieData1:{
 type: 1,
 title: '失败次数',
 list:[
  {value:335, name:'502 Bad Gateway'},
  {value:310, name:'404 Not Found'},
  {value:234, name:'无法连接服务器'},
  {value:135, name:'请求超时'},
  {value:1548, name:'Trace LOSS'},
 ],
 pieStyle: {
  width: '400px',
  height: '400px',
  float: 'right'
 }
 },
 
 pieData2:{
 type: 2,
 title: '失败次数',
 list:[
  {value:335, name:'502 Bad Gateway'},
  {value:310, name:'404 Not Found'},
  {value:234, name:'无法连接服务器'},
  {value:135, name:'请求超时'},
  {value:1548, name:'Trace LOSS'},
 ],
 pieStyle: {
  width: '400px',
  height: '400px',
  float: 'right'
 }
 }

var myPie 
 if(this.pieData.type==1){
 myPie = echarts.init(document.getElementById("demo1"));
 }else if(this.pieData.type==2){
 myPie = echarts.init(document.getElementById("demo2"));
 }