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<template>
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<div
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class="bs-design-wrap bs-bar"
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style="width: 100%; height: 100%"
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>
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<el-button v-if="currentDeep > 0" class="button" type='text' @click="backToPreviousLevel(config)"> 返回上一级</el-button>
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<div
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:id="`chart${config.code}`"
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style="width: 100%; height: 100%"
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/>
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</div>
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</template>
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<script>
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import 'insert-css'
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import * as echarts from 'echarts'
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import {nameMap} from './json/mapData.js'
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import commonMixins from 'data-room-ui/js/mixins/commonMixins.js'
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import paramsMixins from 'data-room-ui/js/mixins/paramsMixins'
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import linkageMixins from 'data-room-ui/js/mixins/linkageMixins'
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export default {
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name: 'MapCharts',
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mixins: [paramsMixins, commonMixins, linkageMixins],
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props: {
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id: {
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type: String,
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default: ''
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},
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config: {
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type: Object,
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default: () => ({})
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}
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},
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data() {
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return {
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charts: null,
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hasData: false,
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level: '',
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option: {},
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mapList: [],
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currentDeep: 0,
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}
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},
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computed: {
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Data() {
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return JSON.parse(JSON.stringify(this.config))
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}
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},
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watch: {
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Data: {
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handler(newVal, oldVal) {
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if (newVal.w !== oldVal.w || newVal.h !== oldVal.h) {
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this.$nextTick(() => {
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this.charts.resize()
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})
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}
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},
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deep: true
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}
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},
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mounted() {
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this.chartInit()
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},
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beforeDestroy() {
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this.charts?.clear()
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},
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methods: {
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chartInit() {
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const config = this.config
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// key和code相等，说明是一进来刷新，调用list接口
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if (this.config.code === this.config.key || this.isPreview) {
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// 改变数据
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this.changeDataByCode(config).then((res) => {
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// 改变样式
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// config = this.changeStyle(res)
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this.newChart(config)
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}).catch(() => {
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})
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} else {
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// 否则说明是更新，这里的更新只指更新数据（改变样式时是直接调取changeStyle方法），因为更新数据会改变key,调用chart接口
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this.changeData(config).then((res) => {
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// 初始化图表
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this.newChart(res)
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})
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}
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},
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/**
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* 数据格式化
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* 该方法继承自commonMixins
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* @param {*} config
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* @param {Array} data
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*/
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dataFormatting(config, data) {
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let coordinates = {}
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if (data.data) {
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coordinates = this.formatMapData(data.data)
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}
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config.option = {
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...config.option,
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data: data?.data,
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...coordinates
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}
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return config
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},
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/**
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* 格式化地图飞线数据
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* @param {Array} data
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*/
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formatMapData(data) {
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const lines_coord = []
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let from_coord = []
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let to_coord = []
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if (data) {
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// 起点名称
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const fromName = this.config.customize.dataField?.fromName || 'from'
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// 起点经度
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const fromLng = this.config.customize.dataField?.fromLng || 'lng1'
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// 起点纬度
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const fromLat = this.config.customize.dataField?.fromLat || 'lat1'
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// 终点名称
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const toName = this.config.customize.dataField?.toName || 'to'
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// 终点经度
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const toLng = this.config.customize.dataField?.toLng || 'lng2'
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// 终点纬度
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const toLat = this.config.customize.dataField?.toLat || 'lat2'
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// 值
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const value = this.config.customize.dataField?.value || 'value'
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data.forEach(val => {
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// 飞线
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lines_coord.push({value: val[value], msg: {...val}, coords: [[val[fromLng], val[fromLat]], [val[toLng], val[toLat]]]})
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// 起点散点
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from_coord.push({name: val[fromName], value: [val[fromLng], val[fromLat], val[value]], msg: {...val}})
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// 终点散点
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to_coord.push({name: val[toName], value: [val[toLng], val[toLat], val[value]], msg: {...val}})
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})
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}
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return {
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lines_coord,
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from_coord,
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to_coord
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}
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},
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/**
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* 返回上一级
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* @param {*} config
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*/
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async backToPreviousLevel(config) {
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this.currentDeep--
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let map = this.mapList[this.currentDeep]
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// 移除mapList中的最后一个元素
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this.mapList.pop()
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let mapData = JSON.parse(map.geoJson)
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this.option.geo.map = map.name;
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// this.changeData({...config, customize: {...config.customize, level: map.level, scope: map.name}})
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echarts.registerMap(map.name, mapData);
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this.charts.setOption(this.option, true);
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},
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/**
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* 修改地图数据
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* @param {Array} data
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*/
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changeMapData(data) {
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let coordinates = this.formatMapData(data)
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this.option.series[0].data = coordinates.to_coord
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this.option.series[1].data = coordinates.from_coord
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this.option.series[2].data = coordinates.lines_coord
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this.charts.setOption(this.option)
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},
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/**
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* 初始化地图
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* 该方法继承自commonMixins
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* @param {*} config
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*/
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async newChart(config) {
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this.charts = echarts.init(
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document.getElementById(`chart${this.config.code}`)
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)
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// 处理option，将配置项转换为echarts的option
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this.handleOption(config)
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this.level = config.customize.level
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let hasMapId = !!config.customize.mapId
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// 根据mapId获取地图数据
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let mapInfoUrl = `${window.BS_CONFIG?.httpConfigs?.baseURL}/bigScreen/map/info/${config.customize.mapId}`
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// 如果设置了地图id，就用地图id获取地图数据，否则用默认的世界地图
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if (!hasMapId) {
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mapInfoUrl = `${window.BS_CONFIG?.httpConfigs?.baseURL}/bigScreen/map/default/worldMap/world`
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}
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const mapResp = await this.$dataRoomAxios.get(decodeURI(mapInfoUrl), {}, true)
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let mapData = hasMapId ? JSON.parse(mapResp.data.geoJson) : mapResp
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if (hasMapId && mapResp.data.uploadedGeoJson !== 1) {
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// 没有上传过geoJson
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this.$message({
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message: '请先上传地图数据',
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type: 'warning'
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})
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return
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}
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this.mapList.push(mapResp.data)
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echarts.registerMap(config.customize.scope, mapData)
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this.charts.setOption(this.option)
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// 注册点击事件
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this.registerClickEvent(config)
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},
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/**
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* 处理配置项option
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* @param {*} config
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*/
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handleOption(config) {
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this.option = {
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nameMap: config.customize.level == '0' ? nameMap : '',
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// graphic: [
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// ],
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geo: {
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map: config.customize.scope,
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zlevel: 10,
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show: true,
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layoutCenter: ['50%', '50%'],
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roam: true,
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layoutSize: "100%",
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zoom: 1,
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label: {
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// 通常状态下的样式
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normal: {
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show: config.customize.mapName,
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textStyle: {
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color: config.customize.mapNameColor || '#fff',
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fontSize: config.customize.mapNameSize || 12,
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fontWeight: config.customize.mapNameWeight || 500
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}
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},
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// 鼠标放上去的样式
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emphasis: {
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textStyle: {
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color: config.customize.mapNameColor || '#fff',
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fontSize: config.customize.mapNameSize || 12,
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fontWeight: config.customize.mapNameWeight || 500
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}
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}
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},
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// 地图区域的样式设置
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itemStyle: {
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normal: {
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borderColor: config.customize.mapLineColor,
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borderWidth: 1,
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areaColor: config.customize.areaColor,
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shadowColor: 'fffff',
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shadowOffsetX: -2,
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shadowOffsetY: 2,
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shadowBlur: 10
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},
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// 鼠标放上去高亮的样式
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emphasis: {
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areaColor: '#389BB7',
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borderWidth: 0
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}
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}
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},
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tooltip: {
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backgroundColor: config.customize.tooltipBackgroundColor,
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borderColor: config.customize.borderColor,
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show: true,
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textStyle: {
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color: config.customize.fontColor,
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},
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},
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series: [
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{
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type: 'effectScatter',
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coordinateSystem: 'geo',
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zlevel: 15,
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symbolSize: 8,
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rippleEffect: {
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period: 4, brushType: 'stroke', scale: 4
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},
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tooltip: {
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trigger: 'item',
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formatter(params) {
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const a = eval(config.customize.scatterFormatter)
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return a
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},
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},
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itemStyle: {
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color: config.customize.scatterColor,
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opacity: 1
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},
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data: config.option.to_coord
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},
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{
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type: 'effectScatter',
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coordinateSystem: 'geo',
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zlevel: 15,
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symbolSize: 12,
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tooltip: {
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trigger: 'item',
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formatter(params) {
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const a = eval(config.customize.scatterFormatter)
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return a
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},
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},
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rippleEffect: {
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period: 6, brushType: 'stroke', scale: 8
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},
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itemStyle: {
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color: config.customize.scatterCenterColor,
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opacity: 1
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},
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data: config.option.from_coord
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},
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{
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type: 'lines',
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coordinateSystem: 'geo',
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zlevel: 15,
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tooltip: {
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trigger: 'item',
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formatter(params) {
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const a = eval(config.customize.lineFormatter)
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return a
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},
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},
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effect: {
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show: true,
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period: 5,
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trailLength: 0,
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symbol: config.customize.symbol,
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color: config.customize.symbolColor,
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symbolSize: config.customize.symbolSize,
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},
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lineStyle: {
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normal: {
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color: function (value) {
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return '#ffffff'
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}, width: 2, opacity: 0.6, curveness: 0.2
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}
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},
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data: config.option.lines_coord
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}
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]
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}
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if (config.customize.visual) {
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this.option.visualMap = {
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show: false,
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min: config.customize.range[0],
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max: config.customize.range[1],
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seriesIndex: [0, 2],
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inRange: {
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color: config.customize.rangeColor
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}
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}
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}
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},
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/**
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* 注册点击事件
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* @param config 地图组件配置项
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*/
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registerClickEvent(config) {
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this.charts.on('click', async (params) => {
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let data = params?.data?.msg
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if (data) {
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this.linkage({...data, clickAreaName: params.name})
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} else {
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this.linkage({clickAreaName: params.name})
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}
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if (params.name == '') return
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if (!config.customize.down) {
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return
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}
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// 到达允许下钻的层数，则不再下钻
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if (this.currentDeep >= config.customize.downLevel) return
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const mapUrl = `${window.BS_CONFIG?.httpConfigs?.baseURL}/bigScreen/map/data/${this.mapList[this.currentDeep].id}/${params.name}`
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const map = await this.$dataRoomAxios.get(decodeURI(mapUrl), {}, false)
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// 地图不可用
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if (map.available !== 1) {
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this.$message({
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message: '未找到该地图配置',
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type: 'warning'
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})
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return
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}
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this.currentDeep++
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this.mapList.push(map)
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// this.changeData({...config, customize: {...config.customize, scope: params.name}})
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this.option.geo.map = params.name
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echarts.registerMap(params.name, JSON.parse(map.geoJson));
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this.charts.setOption(this.option, true);
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});
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}
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}
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}
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</script>
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<style lang="scss" scoped>
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@import '../../assets/style/echartStyle';
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.light-theme {
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background-color: #ffffff;
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color: #000000;
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}
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.auto-theme {
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background-color: rgba(0, 0, 0, 0);
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}
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.bs-design-wrap {
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position: relative;
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.button {
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position: absolute;
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z-index: 999;
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}
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}
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</style>
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