在切换图例的时候，图标只显示第一个图例的数据，后面切换没有反应echarts effectScatter配置项内容和展示

在切换图例的时候，图标只显示第一个图例的数据，后面切换没有反应

      var mapData = [
  {
    name: '齐齐哈尔'
  }, {
    name: '盐城'
  }, {
    name: '青岛'
  }, {
    name: '金昌'
  }, {
    name: '泉州'
  }, {
    name: '拉萨'
  }, {
    name: '上海浦东'
  }, {
    name: '攀枝花'
  }, {
    name: '威海'
  }, {
    name: '承德'
  }, {
    name: '汕尾'
  }, {
    name: '克拉玛依'
  }, {
    name: '重庆市'
  }, {
    name: '北京市'
  }
]


function randomData () {
  return Math.round(Math.random() * (1000))
}

var provinceData = [
  {name: '北京', value: randomData()},
  {name: '天津', value: randomData()},
  {name: '上海', value: randomData()},
  {name: '重庆', value: randomData()},
  {name: '河北', value: randomData()},
  {name: '河南', value: randomData()},
  {name: '云南', value: randomData()},
  {name: '辽宁', value: randomData()},
  {name: '黑龙江', value: randomData()},
  {name: '湖南', value: randomData()},
  {name: '安徽', value: randomData()},
  {name: '山东', value: randomData()},
  {name: '新疆', value: randomData()},
  {name: '江苏', value: randomData()},
  {name: '浙江', value: randomData()},
  {name: '江西', value: randomData()},
  {name: '湖北', value: randomData()},
  {name: '广西', value: randomData()},
  {name: '甘肃', value: randomData()},
  {name: '山西', value: randomData()},
  {name: '内蒙古', value: randomData()},
  {name: '陕西', value: randomData()},
  {name: '吉林', value: randomData()},
  {name: '福建', value: randomData()},
  {name: '贵州', value: randomData()},
  {name: '广东', value: randomData()},
  {name: '青海', value: randomData()},
  {name: '西藏', value: randomData()},
  {name: '四川', value: randomData()},
  {name: '宁夏', value: randomData()},
  {name: '海南', value: randomData()},
  {name: '台湾', value: randomData()},
  {name: '香港', value: randomData()},
  {name: '澳门', value: randomData()}]
var provinceData1 = [
  {name: '北京', value: randomData()},
  {name: '天津', value: randomData()},
  {name: '上海', value: randomData()},
  {name: '重庆', value: randomData()},
  {name: '河北', value: randomData()},
  {name: '河南', value: randomData()},
  {name: '云南', value: randomData()},
  {name: '辽宁', value: randomData()},
  {name: '黑龙江', value: randomData()},
  {name: '湖南', value: randomData()},
  {name: '安徽', value: randomData()},
  {name: '山东', value: randomData()},
  {name: '新疆', value: randomData()},
  {name: '江苏', value: randomData()},
  {name: '浙江', value: randomData()},
  {name: '江西', value: randomData()},
  {name: '湖北', value: randomData()},
  {name: '广西', value: randomData()},
  {name: '甘肃', value: randomData()},
  {name: '山西', value: randomData()},
  {name: '内蒙古', value: randomData()},
  {name: '陕西', value: randomData()},
  {name: '吉林', value: randomData()},
  {name: '福建', value: randomData()},
  {name: '贵州', value: randomData()},
  {name: '广东', value: randomData()},
  {name: '青海', value: randomData()},
  {name: '西藏', value: randomData()},
  {name: '四川', value: randomData()},
  {name: '宁夏', value: randomData()},
  {name: '海南', value: randomData()},
  {name: '台湾', value: randomData()},
  {name: '香港', value: randomData()},
  {name: '澳门', value: randomData()}]
var provinceData2 = [
  {name: '北京', value: randomData()},
  {name: '天津', value: randomData()},
  {name: '上海', value: randomData()},
  {name: '重庆', value: randomData()},
  {name: '河北', value: randomData()},
  {name: '河南', value: randomData()},
  {name: '云南', value: randomData()},
  {name: '辽宁', value: randomData()},
  {name: '黑龙江', value: randomData()},
  {name: '湖南', value: randomData()},
  {name: '安徽', value: randomData()},
  {name: '山东', value: randomData()},
  {name: '新疆', value: randomData()},
  {name: '江苏', value: randomData()},
  {name: '浙江', value: randomData()},
  {name: '江西', value: randomData()},
  {name: '湖北', value: randomData()},
  {name: '广西', value: randomData()},
  {name: '甘肃', value: randomData()},
  {name: '山西', value: randomData()},
  {name: '内蒙古', value: randomData()},
  {name: '陕西', value: randomData()},
  {name: '吉林', value: randomData()},
  {name: '福建', value: randomData()},
  {name: '贵州', value: randomData()},
  {name: '广东', value: randomData()},
  {name: '青海', value: randomData()},
  {name: '西藏', value: randomData()},
  {name: '四川', value: randomData()},
  {name: '宁夏', value: randomData()},
  {name: '海南', value: randomData()},
  {name: '台湾', value: randomData()},
  {name: '香港', value: randomData()},
  {name: '澳门', value: randomData()}]
var provinceData3 = [
  {name: '北京', value: randomData()},
  {name: '天津', value: randomData()},
  {name: '上海', value: randomData()},
  {name: '重庆', value: randomData()},
  {name: '河北', value: randomData()},
  {name: '河南', value: randomData()},
  {name: '云南', value: randomData()},
  {name: '辽宁', value: randomData()},
  {name: '黑龙江', value: randomData()},
  {name: '湖南', value: randomData()},
  {name: '安徽', value: randomData()},
  {name: '山东', value: randomData()},
  {name: '新疆', value: randomData()},
  {name: '江苏', value: randomData()},
  {name: '浙江', value: randomData()},
  {name: '江西', value: randomData()},
  {name: '湖北', value: randomData()},
  {name: '广西', value: randomData()},
  {name: '甘肃', value: randomData()},
  {name: '山西', value: randomData()},
  {name: '内蒙古', value: randomData()},
  {name: '陕西', value: randomData()},
  {name: '吉林', value: randomData()},
  {name: '福建', value: randomData()},
  {name: '贵州', value: randomData()},
  {name: '广东', value: randomData()},
  {name: '青海', value: randomData()},
  {name: '西藏', value: randomData()},
  {name: '四川', value: randomData()},
  {name: '宁夏', value: randomData()},
  {name: '海南', value: randomData()},
  {name: '台湾', value: randomData()},
  {name: '香港', value: randomData()},
  {name: '澳门', value: randomData()}]
var geoCoordMap = {
  '齐齐哈尔': [123.97, 47.33],
  '盐城': [120.13, 33.38],
  '青岛': [120.33, 36.07],
  '金昌': [102.188043, 38.520089],
  '泉州': [118.58, 24.93],
  '拉萨': [91.11, 29.97],
  '上海浦东': [121.48, 31.22],
  '攀枝花': [101.718637, 26.582347],
  '威海': [122.1, 37.5],
  '承德': [117.93, 40.97],
  '汕尾': [115.375279, 22.786211],
  '克拉玛依': [84.77, 45.59],
  '重庆市': [108.384366, 30.439702],
  '北京市': [116.4551, 40.2539]
}
var convertData = (data) => {
  var res = []
  for (var i = 0; i < data.length; i++) {
    var geoCoord = geoCoordMap[data[i].name]
    if (geoCoord) {
      res.push({
        name: data[i].name,
        value: geoCoord.concat(data[i].value)
      })
    }
  }
  return res
}



option = {
        title: {
          text: '全国数据总览',
          x: 'center',
          y: 'top',
          textAlign: 'left'
        },
        tooltip: {
          trigger: 'item',
          formatter: function (params) {
            if (params.data === undefined) {
              return ''
            }
            if (Array.isArray(params.value)) {
              return '•' + '&nbsp' + '' + params.name + ':' + params.value[2]
            } else {
              return '•' + '&nbsp' + '' + params.name + ':' + params.value
            }
          }
        },
        visualMap: {
          min: 0,
          max: 1000,
          left: 'left',
          top: 'bottom',
          text: ['高', '低'],
          color: ['lightskyblue', '#f2f2f2'],
          calculable: true,
          show: true
        },
        legend: {
          right: 'right',
          top: 'top',
          data: [{
            name: '揽收率'
          },
          {
            name: '未签收'
          },
          {
            name: '预计派送量'
          },
          {
            name: '签收率'
          }
          ],
          selectedMode: 'single'
        },
        geo: {
          map: 'china',
          roam: true,
          label: {
            normal: {
              show: false
            },
            emphasis: {
              show: false
            }
          }
        },
        series: [{
          name: '供需占比',
          visualMap: false,
          type: 'effectScatter',
          coordinateSystem: 'geo',
          zlevel: 6,
          data: convertData(mapData),
          symbolSize: 8,
          showEffectOn: 'render',
          rippleEffect: {
            scale: 5,
            brushType: 'stroke'
          },
          hoverAnimation: true,
          label: {
            normal: {
              formatter: '{b}',
              position: 'right',
              show: true
            },
            emphasis: {
              show: true
            }
          },
          itemStyle: {
            normal: {
              color: '#c60fff',
              shadowBlur: 20,
              shadowColor: '#333'
            }
          }
        }, {
          name: '揽收率',
          map: 'china',
          type: 'map',
          roam: true,
          zlevel: 2,
          showLegendSymbol: false,
          data: provinceData
        }, {
          name: '未签收',
          map: 'china',
          type: 'map',
          zlevel: 2,
          showLegendSymbol: false,
          data: provinceData1
        }, {
          name: '预计派送量',
          map: 'china',
          type: 'map',
          zlevel: 2,
          showLegendSymbol: false,
          data: provinceData2
        }, {
          name: '签收率',
          map: 'china',
          type: 'map',
          zlevel: 2,
          showLegendSymbol: false,
          data: provinceData3
        }]
};
myChart.setOption(option);