<template>
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<div id="deviceJobDetailsMap" class="ztzf-cesium" />
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</template>
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<script setup>
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import * as Cesium from 'cesium'
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import { Cartesian3, Terrain, Viewer } from 'cesium'
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import { analyzeKmzFile, removeTextKey, XMLToJSON } from '@/utils/cesium/kmz'
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import ImageTrailMaterial from '@/utils/cesium/ImageTrailMaterial'
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import lineImg from '@/assets/images/task/arrow-right-blue.png'
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// import rwqfdImg from '@/assets/images/task/rwqfd.png'
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import rwqfdImg from '@/assets/map_images/Startingpointicon.png'
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import endPointImg from '@/assets/images/task/EndPointicon.png'
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import { flyVisual } from '@/utils/cesium/mapUtil'
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import { PublicCesium } from '@/utils/cesium/publicCesium'
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const props = defineProps(['detailsData'])
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let viewer = null
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const initMap = () => {
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viewer = new PublicCesium({ dom: 'deviceJobDetailsMap' }).getViewer()
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}
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// 渲染线和点
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const renderingLine = (lineObj,startPoint) => {
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const positions = lineObj.Placemark.map(item => {
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const [lon, lat] = item.Point.coordinates.split(',')
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return Cartesian3.fromDegrees(Number(lon), Number(lat))
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})
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// 向前插入起飞点
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positions.unshift(Cartesian3.fromDegrees(startPoint[0], startPoint[1]))
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// 起点
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viewer.entities.add({
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position: positions[0],
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billboard: {
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image: new Cesium.ConstantProperty(rwqfdImg),
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width: 30,
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height: 30,
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},
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})
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// 终点
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viewer.entities.add({
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position: positions[positions.length - 1],
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billboard: {
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image: new Cesium.ConstantProperty(endPointImg),
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width: 30,
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height: 30,
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verticalOrigin: Cesium.VerticalOrigin.BOTTOM, // 底部对齐
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},
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})
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// 路径线
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viewer.entities.add({
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polyline: {
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width: 4,
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positions: positions,
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material: new ImageTrailMaterial({
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color: { alpha: 1, blue: 1, green: 1, red: 1 },
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speed: 20,
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image: lineImg,
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repeat: { x: Math.floor(40), y: 1 },
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}),
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clampToGround: false,
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},
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})
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}
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// 异步解析kmz文件
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const analysis = async item => {
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return new Promise(async resolve => {
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const res = await analyzeKmzFile(`${item.url}?_t=${new Date().getTime()}`)
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const waylinesXML = await res.fileInfoObj['wpmz/waylines.wpml']
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const waylinesXMLJSON = XMLToJSON(waylinesXML)?.['Document']
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const waylinesXMLObj = removeTextKey(waylinesXMLJSON.Folder)
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resolve({ waylinesXMLObj, takeOffRefPoint:[item.longitude,item.latitude] })
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})
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}
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// 绘制线和飞行
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const drawLine = async () => {
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const res = await Promise.all(props.detailsData.way_lines.map(item => analysis(item)))
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// 渲染线
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res.forEach(({ waylinesXMLObj,takeOffRefPoint }) => renderingLine(waylinesXMLObj,takeOffRefPoint))
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// 收集所有起飞点
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const allTakeOffRefPoint = props.detailsData.way_lines.map(item => ([item.longitude,item.latitude]))
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// 收集所有点包括起飞点
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const allPoint = res.flatMap(({ waylinesXMLObj }) => waylinesXMLObj.Placemark)
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.map(item => item.Point.coordinates.split(',')).concat(allTakeOffRefPoint)
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flyVisual(allPoint, viewer,4)
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}
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const removeMap = () => {
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viewer.entities.removeAll()
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viewer.destroy()
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}
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watch(
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() => props.detailsData,
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(newValue, oldValue) => {
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if (newValue) {
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drawLine()
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}
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}
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)
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onBeforeUnmount(() => {
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removeMap()
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})
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onMounted(() => {
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nextTick(() => {
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initMap()
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})
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})
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</script>
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<style scoped lang="scss">
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#deviceJobDetailsMap {
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height: 100%;
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}
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</style>
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