144 lines
3.8 KiB
Vue
144 lines
3.8 KiB
Vue
<template>
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<div class="AiEchartMap" v-resize="onDomResize">
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<div class="chart-map" ref="dvMap"/>
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</div>
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</template>
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<script>
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import http from "dui/lib/js/request";
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import {mapState} from "vuex";
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import "../../lib/cdn/turf.min.js";
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export default {
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name: 'AiEchartMap',
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props: {
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geoJson: {type: [String, Object]},
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data: Array,
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ops: Object
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},
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data() {
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return {
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chart: null,
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geo: null
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}
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},
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directives: {
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resize: {
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bind(el, binding) {
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let width = ''
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let height = ''
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function isResize() {
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const style = document.defaultView.getComputedStyle(el)
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if (width !== style.width || height !== style.height) {
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binding.value({
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width: style.width,
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height: style.height
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})
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}
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width = style.width
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height = style.height
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}
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el.__vueSetInterval__ = setInterval(isResize, 300)
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},
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unbind(el) {
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clearInterval(el.__vueSetInterval__)
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}
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}
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},
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computed: {
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...mapState(['user'])
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},
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mounted() {
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this.$load(this.$refs.dvMap).then(() => this.initChart())
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},
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methods: {
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onDomResize() {
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this.$nextTick(() => {
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this.chart.resize()
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})
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},
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loadLibs() {
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let getGeo
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if (typeof this.geoJson === 'string') {
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getGeo = this.getData(this.geoJson).then(res => this.geo = res?.data)
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} else if (typeof this.geoJson === 'object') {
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getGeo = Promise.resolve(this.geo = this.$copy(this.geoJson))
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}
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return Promise.all([getGeo])
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},
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initChart() {
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const {echarts, turf} = window
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this.chart = echarts.init(this.$refs.dvMap)
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this.chart.showLoading({
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text: "数据加载中...", textColor: "#fff",
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maskColor: 'rgba(0, 0, 0, 0.2)'
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})
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this.loadLibs().then(() => {
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const geoJson = this.geo
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const boundary = geoJson.features?.length > 1 ? turf.union(geoJson) : this.$copy(geoJson.features[0])
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boundary.properties = {...boundary.properties}
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boundary.properties.name = "boundary"
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geoJson.features.unshift(boundary)
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echarts.registerMap('customMap', geoJson)
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const option = {
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geo: {
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map: 'customMap', roam: true, emphasis: {disabled: true},
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itemStyle: {areaColor: "transparent", borderColor: '#97CAE6'},
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silent: true,
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label: {show: true, color: '#fff'},
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regions: [
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{
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name: "boundary", itemStyle: {
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areaColor: "rgba(2,188,255,0.16)", shadowColor: "#02F0FF21", shadowOffsetY: 20, shadowBlur: 20,
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borderColor: '#02F0FF', borderWidth: 3
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}, label: {show: false}
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}
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],
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},
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}
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const assign = (target, source) => {
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Object.entries(source).forEach(([key, value]) => {
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if (typeof value === 'object') {
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if (target[key] && typeof target[key] === 'object') {
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assign(target[key], value)
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} else {
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target[key] = value
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}
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} else {
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target[key] = value
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}
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})
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}
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assign(option, this.ops)
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this.chart.setOption(option)
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}).finally(() => {
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this.$emit('map', this.chart)
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this.chart.hideLoading()
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})
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},
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getData(url = `https://geo.datav.aliyun.com/areas_v3/bound/geojson?code=${this.user.info.areaId?.substring(0, 6)}`) {
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return http.post(`/app/appdvcpconfig/apiForward?url=${encodeURIComponent(url)}`)
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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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.AiEchartMap {
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display: flex;
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align-items: center;
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justify-content: center;
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width: 100%;
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height: 100%;
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box-sizing: border-box;
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position: relative;
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.chart-map {
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width: 100%;
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height: 100%;
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}
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}
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</style>
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