vue2项目中封装echarts地图的优雅方法

import echarts from 'echarts'

import * as echarts from 'echarts'

runtimeCompiler: true

|-- public
	|-- data
		|-- 4401.JSON
		|-- mapdata.json
	|-- images
		|-- map-ic.png

|-- src
    |-- components
        |-- chart
            |-- options    // 存放各种图表的option
                |-- map    // 地图option
                    |-- index.js

import * as echarts from 'echarts'

const getSimpleMap = (jsonMap, data, config) => {
  if (!echarts.getMap(jsonMap.mark)) {
    echarts.reGISterMap(jsonMap.mark, jsonMap.json)
  }
  const defaultConfig = {
    tooltip: {
      // 窗口外框
      trigger: 'item',
      padding: 0,
      borderWidth: 0,
      borderColor: '#FFFFFF',
      backgroundColor: '#FFFFFF',
      fORMatter: (params) => {
        const { data } = params
        const str = `<div style="width:300px;height: 98px;box-shadow: 0px 4px 20px 0px rgba(0, 0, 0, 0.8);
                    color: #fff;text-align:left;border-radius: 6px;">
                    <div style="background-color: rgba(102, 182, 255, 1);height: 44px;line-height: 44px;font-size:14px;font-weight:400;border-top-left-radius: 6px;border-top-right-radius: 6px;display: flex;align-items: center;">
                        <img style="width: 13px;height:16px;margin-left: 24px;margin-right: 3px;" src="images/map-ic.png">${data.name}
                    </div>
                    <div style="width: 100%;height:54px;display: flex;flex-wrap: wrap;">
                        <div style="display: flex;justify-content: space-between;width: 100%;padding-left:15px;padding-right: 15px;">
                            <div style="display:flex;align-items:center;width:132px;">
                                <div style="font-size: 12px;color: #555555;margin-right:10px;">区号：</div>
                                <div style="font-size: 14px;color: #333333;">${data.hoverObj == null ? '' : data.hoverObj.adcode}</div>
                            </div>
                        </div>
                    </div>
                </div>`
        return str
      }
    },
    geo: {
      map: jsonMap.mark,
      type: 'map',
      layoutCenter: ['50%', '50%'],
      layoutSize: '150%',
      zoom: 0.65,
      roam: false,
      itemStyle: {
        normal: {
          areaColor: 'rgba(201, 229, 255, 1)',
          shadowColor: 'rgba(142, 201, 255, 1)',
          shadowOffsetX: -5,
          shadowOffsetY: 12
        }
      }
    },
    series: [
      {
        type: 'map',
        map: jsonMap.mark, // 自定义扩展图表类型
        zoom: 0.65, // 缩放
        animationDuration: 1200,
        itemStyle: {
          // 地图样式
          normal: {
            borderColor: '#FFFFFF',
            borderWidth: 3,
            areaColor: 'rgba(201, 229, 255, 1)'
          }
        },
        label: {
          show: true,
          color: '#666666',
          fontSize: 12,
          fontWeight: 400
        },
        emphasis: {
          // 鼠标移入动态的时候显示的默认样式
          label: {
            show: true,
            color: '#FFFFFF',
            fontSize: 15,
            fontWeight: 600
          },
          itemStyle: {
            areaColor: 'rgba(102, 182, 255, 1)',
            borderColor: '#FFFFFF',
            borderWidth: 2
          }
        },
        layoutCenter: ['50%', '50%'],
        layoutSize: '150%',
        data: data
      }
    ]
  }
  const opt = Object.assign({}, defaultConfig, config)
  const { legend, tooltip, series, geo, grid } = opt
  const chartOpt = {
    grid,
    legend,
    tooltip,
    geo,
    series
  }
  return chartOpt
}

export default {
  getSimpleMap
}

<chart-view
      class="map-view"
      :chart-option="mapOpt"
      height="100%"
      @click="handleMapClick" />

initMap(url) {
    mapRequest(url).then((res) => {
        const mapData = res.data
        const jsonMap = { mark: this.mapName, json: mapData }

        const data = mapData.features.map((item) => {
          const { name, adcode } = item.properties

          let hoverObj = {}

          const objIndex = findElem(this.mapPopData, 'adcode', adcode)
          if (objIndex !== -1) {
            hoverObj = this.mapPopData[objIndex]
          } else {
            hoverObj = null
          }
          return {
            name,
            hoverObj: hoverObj
          }
        })
        this.mapOpt = this.$eChartFn.getSimpleMap(jsonMap, data)
    }).catch((err) => {
        console.log(err, '加载地图失败')
    })
}

this.mapOpt = this.$eChartFn.getSimpleMap(jsonMap, data)

|-- public
	|-- data
		|-- 4401.json
		|-- mapdata.json
	|-- images
		|-- map-ic.png
|-- src
	|-- api
		|-- map.js    // 获取地图geojson数据、地图弹窗接口模拟数据
    |-- components
        |-- chart
            |-- index.vue    // 图表单文件组件，供界面调用
            |-- index.js    // 实现自动化导入options里的图表option
            |-- options    // 存放各种图表的option
                |-- map    // 地图option
                    |-- index.js
    |-- views
        |-- echartMapTest    // 实例所在
            |-- index.vue
            |-- index.sCSS
            |-- index.js
	|-- utils
		|---utils.js
|-- main.js    // 全局引入echarts图表