APP-IOS端使用map组件，手指在customCallout上时无法拖动地图

<template>    
  <view class="content">    
    <map class="map" id="map1" ref="map1" :controls="controls" :scale="scale" :longitude="location.longitude"    
      :latitude="location.latitude" :show-location="showLocation" :rotate="rotate" :skew="skew" show-scale="true"    
      :markers="markers" enable-building=true enable-indoorMap="true" @callouttap="oncallouttap">    
      <cover-view slot="callout">    
        <cover-view marker-id="1">    
          <cover-image class="icon" src="/static/logo.png"></cover-image>    
          <cover-view class="test">    
            customCallout    
          </cover-view>    
        </cover-view>    
      </cover-view>    
    </map>    
  </view>    
</template>    

<script>    
  const testMarkers = [{    
    id: 1,    
    latitude: 39.9086920000,    
    longitude: 116.3974770000,    
    title: '天安门',    
    zIndex: '1',    
    iconPath: '/static/gif.gif',    
    width: 40,    
    height: 40,    
    anchor: {    
      x: 0.5,    
      y: 1    
    },    
    callout: {    
      content: '首都北京\n天安门',    
      color: '#00BFFF',    
      fontSize: 12,    
      borderRadius: 2,    
      borderWidth: 0,    
      borderColor: '#333300',    
      bgColor: '#CCFF11',    
      padding: '1',    
      display: 'ALWAYS'    
    },    
    customCallout: {    
      anchorY: 0,    
      anchorX: 0,    
      display: 'ALWAYS'    
    }    
  }];    

  module.exports = {    
    data() {    
      return {    
        location: {    
          longitude: 116.3974770000,    
          latitude: 39.9086920000    
        },    
        controls: [{    
          id: 1,    
          position: {    
            left: 5,    
            top: 180,    
            width: 30,    
            height: 30    
          },    
          iconPath: '/static/logo.png',    
          clickable: true    
        }],    
        showLocation: false,    
        scale: 13,    
        enableZoom: true,    
        polyline: [],    
        markers: testMarkers,    
        polygons: [],    
        circles: [],    
        includePoints: [],    
        rotate: 0,    
        skew: 0    
      }    
    },    
    methods: {    
      oncallouttap(e) {    
        uni.showModal({    
          content: JSON.stringify(e)    
        })    
      }    
    }    
  }    
</script>    

<style>    
  .content {    
    flex: 1;    
  }    

  .map {    
    width: 750rpx;    
    height: 250px;    
    background-color: #f0f0f0;    
  }    

  .icon {    
    width: 20px;    
    height: 20px;    
  }    

  .scrollview {    
    flex: 1;    
    padding: 10px;    
  }    

  .list-item {    
    flex-direction: row;    
    flex-wrap: nowrap;    
    align-items: center;    
    padding: 5px 0px;    
  }    

  .list-text {    
    flex: 1;    
  }    

  .button {    
    margin-top: 5px;    
    margin-bottom: 5px;    
  }    
</style>