xiehuachuan--双圆环带间隔图

描述:当前是关于Echarts图表中的 饼图 示例。
 
              const colorList1 = [
        '#0A75D9',
        '',
        '#C8882B',
        '',
        '#6AA3D9',
        '',
        '#0E8E7F',
        ''
  ]
  const colorList = [
    '#00B3FF',
    '',
    '#FFC633',
    '',
    '#A5D4FF',
    '',
    '#13FFF1',
    ''
  ]
  let total = 0
  let dataList = []
  const moduleContent = {
      空置: 32,
      已租: 16,
      已定: 20,
      已售: 32
   }
  let sum = 0
  const chartdata = []
  for (const i in moduleContent) {
    chartdata.push({
      name: i,
      value: moduleContent[i] || 1
    })
    sum += Number(moduleContent[i] || 0)
  }
  total = sum
  dataList = chartdata
  const data1 = []
  chartdata.forEach((item) => {
    const _item = { ...item }
    if (!_item.value) {
      _item.value = sum / 100
    }
    data1.push(_item, {
      name: '',
      value: sum / 100,
      labelLine: {
        show: false,
        lineStyle: {
          color: 'transparent'
        }
      },
      itemStyle: {
        color: 'transparent'
      }
    })
  })

  option = {
    backgroundColor: 'rgba(0,0,0, .6)',
    series: [
      {
        type: 'pie',
        radius: ['55%', '75%'],
        center: ['50%', '50%'],
        hoverAnimation: false,
        startAngle: 180,
        minAngle: 5,
        emphasis: {
          scale: true,
          scaleSize: 15,
          focus: 'series',
          blurScope: 'coordinateSystem'
        },
        label: {
          show: false
        },
        itemStyle: {
          normal: {
            color: function (params) {
              return colorList1[params.dataIndex]
            }
          }
        },
        data: data1,
        z: 666
      },
      {
        type: 'pie',
        radius: ['75%', '80%'],
        center: ['50%', '50%'],
        hoverAnimation: false,
        startAngle: 180,
        minAngle: 5,
        emphasis: {
          scale: true,
          scaleSize: 15,
          focus: 'series',
          blurScope: 'coordinateSystem'
        },
        label: {
          show: false
        },
        itemStyle: {
          normal: {
            color: function (params) {
              return colorList[params.dataIndex]
            }
          }
        },
        data: data1,
        z: 1
      }
    ]
  }