const dataList = [{
        title: '正常文字多的',
        key: 'normal',
        rate: '1'
      }, {
        title: '调',
        key: 'debugger',
        rate: '2'
      }, {
        title: '停',
        key: 'stop',
        rate: '3'
      }, {
        title: '错',
        key: 'error',
        rate: '4'
      }]
option = {
  tooltip: {
    trigger: 'item'
  },
  legend: {
    orient: 'vertical',
    left: 'left',
    formatter: (name) => {
      const empty = '                ';
      const rate = dataList.filter(item => item.title === name)[0].rate
      if (name === '正常文字多的') {
        return `${name}${empty}${rate} %`;
      } else {
        return `${name}${empty}${empty} ${rate} %`;
      }
    }
  },
  series: [
    {
      type: 'pie',
      radius: ['50%', '40%'],
      center: ["75%", "50%"],// 控制饼图生成在盒子的哪个位置，[左右,上下]
      label: {
        show: false,
        position: 'right'
      },
      data: dataList.map(item =>{
        return {
          value: item.rate,
          name: item.title
        }
      })
    }
  ]
}