vue3调用高德地图，实现地址，经纬度填写

 1 <template>
 2   <div class="wrapper">
 3     <div class="box">
 4       <div class="form-box">
 5         <el-form
 6           label-position="top"
 7           :inline="true"
 8           :model="addDeviceForm"
 9           ref="addDeviceFormRef"
10           :rules="rules"
11         >
12           <el-form-item label="设备安装位置" prop="indatallAddress">
13             <el-input
14               @click="showMap"
15               :suffix-icon="MapLocation"
16               v-model="addDeviceForm.indatallAddress"
17             />
18           </el-form-item>
19           <el-form-item label="设备经度" prop="longitude">
20             <el-input-number
21               disabled
22               :controls="false"
23               v-model="addDeviceForm.longitude"
24               placeholder="请输入经度"
25             />
26           </el-form-item>
27           <el-form-item label="设备纬度" prop="latitude">
28             <el-input-number
29               disabled
30               :controls="false"
31               v-model="addDeviceForm.latitude"
32               placeholder="请输入纬度"
33             />
34           </el-form-item>
35         </el-form>
36       </div>
37     </div>
38   </div>
39   <!-- 地图组件 -->
40   <gao-amap
41     :isShow="amapVisible"
42     :defaultAddress="defaultAddress"
43     :defaultPoint="defaultPoint"
44     @getPosition="getPosition"
45   ></gao-amap>
46 </template>
47 
48 <script setup>
49 import { ref } from 'vue'
50 import { ElMessage } from 'element-plus'
51 import { useStore } from 'vuex'
52 import { MapLocation } from '@element-plus/icons-vue'
53 import GaoAmap from '@/components/Amap'
54 
55 const store = useStore()
56 
57 const addDeviceForm = ref({
58   indatallAddress: '',
59   longitude: null,
60   latitude: null,
61 })
62 
63 const amapVisible = ref(false)
64 const defaultAddress = ref('')
65 const defaultPoint = ref([])
66 const showMap = () => {
67   defaultAddress.value = addDeviceForm.value.indatallAddress
68   defaultPoint.value = [
69     addDeviceForm.value.longitude,
70     addDeviceForm.value.latitude
71   ]
72   amapVisible.value = true
73 }
74 const getPosition = (infoObj) => {
75   amapVisible.value = false
76   if (infoObj.address) {
77     addDeviceForm.value.indatallAddress = infoObj.address
78     addDeviceForm.value.longitude = infoObj.point[0]
79     addDeviceForm.value.latitude = infoObj.point[1]
80   }
81 }
82 
83 </script>

<template>
  <el-dialog
    title="选择地点"
    width="740px"
    class="select-map-dialog"
    v-model="dialogShow"
    :close-on-click-modal="false"
    :modal-orgend-to-body="false"
    :append-to-body="true"
    @close="cancel"
  >
    <div class="amap-box">
      <el-input
        clearable
        id="keyword"
        v-model="tipInput"
        placeholder="关键词搜索"
        :prefix-icon="Search"
      ></el-input>
      <div id="custom-amap"></div>
      <div class="info-list" v-if="address">
        <div class="info-item">已选择地点：{{ address }}</div>
        <div class="info-item">地点经纬度：{{ point }}</div>
      </div>
    </div>
    <template #footer>
      <div class="dialog-footer">
        <button class="btn btn-deault" @click="handelSave">确定</button>
        <button class="btn btn-plain" @click="cancel">取消</button>
      </div>
    </template>
  </el-dialog>
</template>

<script setup>
import { ref, onUnmounted, watch, computed, nextTick } from 'vue'
import { ElMessage } from 'element-plus'
import AMapLoader from '@amap/amap-jsapi-loader'
import { Search } from '@element-plus/icons-vue'

const map = ref(null) // 地图对象
const address = ref('') // 地址
const point = ref([]) // 地址对应的经纬度信息

const marker = ref('') // 地图标记
const geocoder = ref('') // 地址解析（正向）

const tipInput = ref('') // 检索关键字
const autoComplete = ref(null)
const placeSearch = ref(null)

const props = defineProps({
  defaultAddress: {
    type: String,
    default: ''
  },
  defaultPoint: {
    type: Array
  },
  isShow: {
    type: Boolean,
    default: false
  }
})

const emits = defineEmits(['update:isShow', 'getPosition'])
const dialogShow = computed({
  get: () => props.isShow,
  set: (value) => {
    emits('update:isShow', value)
  }
})
watch(
  () => dialogShow,
  async () => {
    await nextTick()
    // 初始化地图页面
    initMap()
  },
  { deep: true },
  { immediate: true }
)

//   初始化地图页面
const initMap = () => {
  AMapLoader.load({
    key: 'c6f04d87fd44069967d71742e2507919', // 申请好的Web端开发者Key，首次调用 load 时必填
    version: '2.0', // 指定要加载的 JSAPI 的版本，缺省时默认为 1.4.15
    plugins: [
      'AMap.ToolBar',
      'AMap.Scale',
      'AMap.HawkEye',
      'AMap.MapType',
      'AMap.Geolocation',
      'AMap.AutoComplete',
      'AMap.PlaceSearch',
      'AMap.Geocoder'
    ] // 需要使用的的插件列表，如比例尺'AMap.Scale'等
  })
    .then((AMap) => {
      const tempCenter = props.defaultPoint[0]
        ? props.defaultPoint
        : [118.784136, 32.041806]
      map.value = new AMap.Map('custom-amap', {
        // 设置地图容器id
        viewMode: '2D', // 是否为3D地图模式
        zoom: 12, // 初始化地图级别
        showLabel: true, // 是否展示地图文字和 POI 信息。
        resizeEnable: true,
        center: tempCenter // 初始化地图中心点位置
      })
      // 如果父组件传入了有效值 回显一个icon
      if (props.defaultPoint.length > 0) {
        address.value = props.defaultAddress
        point.value = props.defaultPoint
        addMarker()
      }
      // 地图点击事件
      map.value.on('click', clickMapHandler)

      // 引入高德地图的空间绑定使用
      map.value.addControl(new AMap.Scale())
      map.value.addControl(new AMap.ToolBar())
      map.value.addControl(new AMap.HawkEye())
      map.value.addControl(new AMap.MapType())
      map.value.addControl(new AMap.Geolocation())

      // 搜索框自动完成类
      autoComplete.value = new AMap.AutoComplete({
        input: 'keyword' // input 为绑定输入提示功能的input的DOM ID
      })
      // 构造地点查询类
      placeSearch.value = new AMap.PlaceSearch({
        map: map.value
      })
      // 当选中某条搜索记录时触发
      autoComplete.value.on('select', selectHandler)
      // poi覆盖物点击事件
      placeSearch.value.on('markerClick', clickMarkerHandler)
    })
    .catch((e) => {
      console.log(e)
    })
}

const clickMapHandler = (e) => {
  const lng = e.lnglat.lng
  const lat = e.lnglat.lat
  point.value = [lng, lat]
  // 增加点标记
  addMarker()
  // 获取地址
  getAddress()
}

// 增加点标记
const addMarker = () => {
  // 清除其他icon
  if (marker.value) {
    marker.value.setMap(null)
    marker.value = null
  }
  // 重新渲染icon
  marker.value = new AMap.Marker({
    position: point.value, // icon经纬度
    offset: new AMap.Pixel(-13, -30), // icon中心点的偏移量
    icon: new AMap.Icon({
      image:
        '//a.amap.com/jsapi_demos/static/demo-center/icons/poi-marker-default.png',
      size: new AMap.Size(30, 40), // 图标大小
      imageSize: new AMap.Size(30, 40)
    })
  })
  marker.value.setMap(map.value) // 设置icon
}

// 将经纬度转换为地址
const getAddress = () => {
  // 获取地址,这里通过高德 SDK 完成。
  geocoder.value = new AMap.Geocoder()
  // 调用逆解析方法, 个人开发者调用量上限5000（次/日）
  geocoder.value.getAddress(point.value, (status, result) => {
    if (status === 'complete' && result.info === 'OK') {
      if (result && result.regeocode) {
        address.value = result.regeocode.formattedAddress
      }
    }
  })
}
// 当选中某条记录时会触发
const selectHandler = (e) => {
  placeSearch.value.setCity(e.poi.adcode)
  placeSearch.value.search(e.poi.name) // 关键字查询查询
}
// 点击poi覆盖物事件
const clickMarkerHandler = (e) => {
  point.value = [e.data.location.lng, e.data.location.lat]
  getAddress()
}

// 保存当前选择的地址,分发事件
const handelSave = () => {
  if (address.value && point.value.length && point.value.length > 0) {
    const infoObj = {
      address: address.value,
      point: point.value
    }
    tipInput.value = ''
    emits('getPosition', infoObj)
  } else {
    ElMessage.error('请选择地址获取经纬度')
  }
}
const cancel = () => {
  tipInput.value = ''
  emits('getPosition', {})
}

onUnmounted(() => {
  map.value && map.value.destroy()
})
</script>

<style lang="scss" scoped>
.amap-box {
  padding: 5px 0 0;
  #custom-amap {
    width: 700px;
    height: 400px;
    margin-top: 10px;
    border: 1px solid #ccc;
  }

  .input-with {
    width: 580px;
    z-index: 1;
  }

  .address {
    color: #373737;
  }
  .info-list {
    padding: 5px 5px 0;
    line-height: 24px;
  }
}
</style>

<style lang="scss">
.select-map-dialog {
  .el-dialog__body {
    padding-top: 3px;
    padding-bottom: 3px;
  }
}
.amap-sug-result {
  z-index: 2024;
}
</style>