需求：初始化页面在地图上显示所有厂站坐标（以标注点位形式）并可点击展示对应厂站信息。
支持搜索定位厂站（单个点击厂站）并自动弹出相应厂站信息,清空input输入框自动初始化地图（全国地图）
<template> <div class="GIS_box"> <a-button class="GIS_Button" icon="unordered-list" @click="onHandleGIS">厂站视图</a-button> <div class="GIS_Button_left"> <div style="border-bottom:1px solid #f1f1f1;margin-bottom:10px;padding-bottom:6px" > <span style="font-weight:600;font-size:15px;margin-right:10px;">厂站列表</span> <a-icon type="info-circle" style="margin: 5px;"/>共{{total}}条</div> <a-input-search allowClear v-model="searchStr" @search="onSearch" placeholder="输入厂站名称关键字搜索" /> <!-- selectedKeys是选中项key的集合，expandedKeys是展开项key的集合 --> <a-tree v-model="checkedKeys" :expanded-keys="expandedKeys" :auto-expand-parent="autoExpandParent" :selected-keys="selectedKeys" @expand="onExpand" @select="onSelect" > <a-icon slot="icon" type="carry-out" /> <a-tree-node :key="item.code" v-for="item in arrNum"> <a-icon slot="icon" type="carry-out" /> <span slot="title" style="color:#333">{{item.name}}</span> <a-tree-node :key="i.code" :title="i.name" v-for="i in item.nodes"> <a-icon slot="icon" type="carry-out" /> <a-tree-node :key="j.code" :title="j.name" v-for="j in i.nodes"> <a-icon slot="icon" type="carry-out" /> </a-tree-node> </a-tree-node> </a-tree-node> </a-tree> </div> <!-- Map --> <div id="container"> </div> </div> </template> <script> import viewMap from '@/components/ZF/viewMap' import { query_station_with_address, query_station_info } from '@/api/factory' export default { name: 'BMapGL', data () { return { showLine: true, total: '', arrNum: [], expanded: [], expandedKeys: [], backupsExpandedKeys: [], autoExpandParent: true, checkedKeys: [], selectedKeys: [], searchStr: '', lng: 118.920079, lat: 32.086119 } }, mounted () { let _this = this this.$nextTick(() => { _this.Address() }) }, watch: { searchStr: { handler (newValue, oldValue) { this.onSearch() }, immediate: true } }, methods: {
// 树 Address () { this.arrNum = [] this.total = 0 const params = {} query_station_with_address(params).then(res => { if (res.code === '00000') { this.total = res.data.count this.arrNum = res.data.tree this.totalNum() } }) }, //返回其他页面 onHandleGIS () { this.$parent.handleGIS() this.expandedKeys = [] this.selectedKeys = [] this.autoExpandParent = false this.searchStr = '' },
// input框事件 onSearch () { let vm = this vm.searchValue = vm.searchStr if (vm.searchValue === '') { vm.expandedKeys = [] this.totalNum() this.expandedKeys = [] this.selectedKeys = [] } else { vm.expandedKeys = [] vm.backupsExpandedKeys = [] let candidateKeysList = [] let key = [] candidateKeysList = vm.getkeyList(vm.searchValue, vm.arrNum, []) // 遍历满足条件的所有节点 candidateKeysList.map(item => { key = vm.getParentKey(item, vm.arrNum) if (key && !vm.backupsExpandedKeys.some(item => item === key)) { vm.backupsExpandedKeys.push(key) } }) let length = this.backupsExpandedKeys.length for (let i = 0; i < length; i++) { vm.getAllParentKey(vm.backupsExpandedKeys[i], vm.arrNum) } // console.log(candidateKeysList) vm.expandedKeys = vm.backupsExpandedKeys.slice() vm.selectedKeys = vm.backupsExpandedKeys.slice() vm.onSelect(candidateKeysList) //选中树事件 } }, // 获取节点中含有value的所有key集合 getkeyList (value, tree, keyList) { // 遍历所有同一级的树 for (let i = 0; i < tree.length; i++) { let node = tree[i] // console.log(node.name) // 如果该节点存在value值则push if (node.name.indexOf(value) > -1) { keyList.push(node.code) // console.log(node.code) } // 如果拥有孩子继续遍历 if (node.nodes) { this.getkeyList(value, node.nodes, keyList) } } // 因为是引用类型，所有每次递归操作的都是同一个数组 return keyList }, // 该递归主要用于获取key的父亲节点的key值 getParentKey (key, tree) { let parentKey, temp // 遍历同级节点 for (let i = 0; i < tree.length; i++) { const node = tree[i] if (node.nodes) { // 如果该节点的孩子中存在该key值，则该节点就是我们要找的父亲节点 // 如果不存在，继续遍历其子节点 if (node.nodes.some(item => item.code === key)) { parentKey = node.code // eslint-disable-next-line no-cond-assign } else if (temp = this.getParentKey(key, node.nodes)) { // parentKey = this.getParentKey(key,node.children) // 改进，避免二次遍历 parentKey = temp } } } return parentKey }, // 获取该节点的所有祖先节点 getAllParentKey (key, tree) { var parentKey if (key) { // 获得父亲节点 parentKey = this.getParentKey(key, tree) // 如果父亲节点存在，判断是否已经存在于展开列表里，不存在就进行push if (parentKey) { if (!this.backupsExpandedKeys.some(item => item === parentKey)) { this.backupsExpandedKeys.push(parentKey) } // 继续向上查找祖先节点 this.getAllParentKey(parentKey, tree) } } }, // 初始化 initMap (numPoint) { // eslint-disable-next-line new-cap ksMap = new viewMap(numPoint) //实例化class类 }, onExpand (expandedKeys) { // console.log(expandedKeys) this.expandedKeys = expandedKeys this.autoExpandParent = false }, // 树选中事件 onSelect (selectedKeys, info) { this.arrNum.map(item => { item.nodes.map(i => { i.nodes.map(j => { if (j.data.uniq === selectedKeys[0]) { this.handleEdit(selectedKeys[0], j.data.longitude, j.data.attitude) this.selectedKeys = selectedKeys // this.searchStr = j.name } }) }) }) }, // 初始化点位值 totalNum () { let numPoint = [] this.arrNum.map(item => { item.nodes.map(i => { i.nodes.map(j => { numPoint.push({ uniq: j.data.uniq, lng: j.data.longitude, lat: j.data.attitude, name: j.name }) }) }) }) this.initMap(numPoint) }, // 详情 handleEdit (selectedKeys, lng, lat) { let modalList = [] const params = { station_uniq: selectedKeys } query_station_info(params).then(res => { if (res.code === '00000') { modalList = res.data ksMap.theLocation(lng, lat, modalList) } }) } } } </script> <style scoped lang="less"> /deep/.BMap_bubble_pop{ padding: 0!important; } /deep/.BMap_bubble_title{ padding-left: 10px; background: #F3F3F3; font-size: 16px; } .show{ display: block; } .block{ display: none; } #container { overflow: hidden; width: 100%; height: 75vh; margin: 0; font-family: "微软雅黑"; } .GIS_box { position: relative; width: 100%; height: 72vh; .GIS_Button { z-index: 999; position: absolute; top: 10px; right: 10px; } .GIS_Button_left{ width: 250px; padding: 10px; height: 74.9vh; overflow-y:scroll; background: rgba(255, 255, 255, 1); z-index: 999; position: absolute; top: 0px; left: 0px; box-shadow: 3px 3px rgba(235, 235, 235,0.7); } } /deep/.BMap_cpyCtrl span { display: none!important; } /deep/.ant-tree.ant-tree-show-line li span.ant-tree-switcher { color: rgba(0, 157, 255, 1); background: rgba(0, 0, 0, 0); } /deep/.ant-tree-title{ color: #333; } // 经过 // /deep/.ant-tree li .ant-tree-node-content-wrapper:hover { // background: rgba(0, 0, 0, 0); // } // /deep/.ant-tree li .ant-tree-node-content-wrapper.ant-tree-node-selected { // background-color: rgba(0, 157, 255, 1); // } /deep/.ant-input{ background: rgba(0, 0, 0, 0); color: #333; } </style>
import { query_station_info } from '@/api/factory' //接口
export default class viewMap {
constructor (numPoint, zoom) {
this.numPoint = numPoint
this.zoom = zoom
this.map = new BMapGL.Map('container')
this.initMap()
}
initMap () {
let point = new BMapGL.Point(105.291, 37.094) //全国中心位置
this.map.centerAndZoom(point, 5)
this.map.enableScrollWheelZoom(true)
this.onNumPoint()
// 创建添加点标记
// let marker = new BMapGL.Marker(point)
// this.map.addOverlay(marker)
// this.theLocation(118.920079, 32.086119, []) // 详情窗口
}
// 初始化所有点位
onNumPoint () {
const vm = this
// eslint-disable-next-line no-array-constructor
let point = new Array()// 定义数组标注经纬信息
for (let i = 0; i < vm.numPoint.length; i++) { // 遍历
point[i] = new BMapGL.Point(vm.numPoint[i].lng, vm.numPoint[i].lat)
let marker = new BMapGL.Marker(point[i])// 坐标添加到Marker中
vm.map.addOverlay(marker)
// marker.setLabel(new BMapGL.Label(vm.numPoint[i].name))
this.infoUniq(marker, vm.numPoint[i].uniq, point[i])
// marker添加点击事件
// marker.addEventListener('click', function (e) {
// // console.log(point[i])
// // let lng = Number(e.latLng.lng.toFixed(6))
// // let lat = Number(e.latLng.lat.toFixed(6))
// // vm.infoUniq(lng, lat)
// })
}
}
// 初始化加载所有弹框点位信息
infoWin (marker, modalList) {
let vm = this
// 创建图文信息窗口
let sContent = this.htmlView(modalList)
let A = ''
A = modalList.cname ? modalList.cname : '--'
let opts = {
title: A, // 信息窗口标题
message: ''
}
let infoWindow = new BMapGL.InfoWindow(sContent, opts)
marker.addEventListener('click', function () {
this.openInfoWindow(infoWindow)
})
}
// 初始化弹框
infoUniq (marker, uniq) {
let modalList = []
const params = {
station_uniq: uniq
}
query_station_info(params).then(res => {
if (res.code === '00000') {
modalList = res.data
// 创建图文信息窗口
this.infoWin(marker, modalList)
}
})
}
// 点击用经纬度设置地图中心点
theLocation (lng, lat, modalList) {
let vm = this
let zoom = 14
// this.map.clearOverlays() // 清空覆盖物
let new_point = new BMapGL.Point(lng, lat)
this.map.centerAndZoom(new_point, zoom) // 中心点 展示级别
this.map.enableScrollWheelZoom(true)
// 注释。如果点击再创建标注就会出现点击点位无法显示堂框
// let marker = new BMapGL.Marker(new_point) // 创建标注
// this.map.addOverlay(marker) // 将标注添加到地图中
this.map.panTo(new_point) // 地图中心显示
this.infoWins(new_point, modalList) // 详情窗口
}
// 点击自动显示弹框
infoWins (new_point, modalList) {
// 创建图文信息窗口
let sContent = this.htmlView(modalList)
let A = ''
A = modalList.cname ? modalList.cname : '--'
let opts = {
title: A, // 信息窗口标题
message: ''
}
let infoWindow = new BMapGL.InfoWindow(sContent, opts)
this.map.openInfoWindow(infoWindow, new_point)
}
// 自定义Dom
htmlView (modalList) {
return `
<div style="560px;padding-left:15px;margin-top:10px">
<div style="overflow: hidden;100%">
<div style="float:left;50%">
<p>
<span class="box_left">厂站状态 :</span>
<span style="display: inline-block;">
<img
style=" 15px;height:15px; margin-right: 5px; margin-bottom: 2px;"
src="${modalList.status ? (modalList.status === 's' ? '/static/img/map/xh.png' : '/static/img/map/xh2.png') : ''}"
alt=""
/>
${modalList.status ? (modalList.status === 's' ? '已入网' : '未入网') : '--'}
</span>
</p>
<p>
<span class="box_left">处水能力 :</span>
<span>${ modalList.capacity ? modalList.capacity + '吨/天' : '--' } </span>
</p>
<p>
<span class="box_left">工艺介绍 :</span>
<span>${ modalList.description ? modalList.description : '--' }</span>
</p>
<p>
<span class="box_left">水质标准 :</span>
<span>${ modalList.water_standard ? modalList.water_standard : '--' }</span>
</p>
<p>
<span class="box_left">工艺标准 :</span>
<span>${ modalList.technology_standard ? modalList.technology_standard : '--' }</span>
</p>
</div>
<div style="float:left;50%"">
<p>
<span class="box_left">项目周期 :</span>
<span>${ modalList.op_stime ? modalList.op_stime : '--' } - ${ modalList.op_etime ? modalList.op_etime : '--' }</span>
</p>
<p>
<span class="box_left">项目地址 :</span>
<span style="overflow: hidden;text-overflow: ellipsis; white-space: nowrap;">${ modalList.address ? modalList.address : '--' }</span>
</p>
</div>
</div>
</div>
`
}
}