import * as mars3d from "mars3d"
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export let map // mars3d.Map三维地图对象
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// 需要覆盖config.json中地图属性参数（当前示例框架中自动处理合并）
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export const mapOptions = {
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scene: {
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center: { lat: 17.372658, lng: 109.327197, alt: 3459173, heading: 12, pitch: -69 },
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fxaa: true
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},
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terrain: false,
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basemaps: [
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{
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name: "蓝色底图",
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icon: "//data.mars3d.cn/file/img/world/blue.jpg",
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type: "image",
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url: "//data.mars3d.cn/file/img/world/blue.jpg",
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show: true
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}
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],
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layers: []
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}
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/**
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* 初始化地图业务，生命周期钩子函数（必须）
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* 框架在地图初始化完成后自动调用该函数
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* @param {mars3d.Map} mapInstance 地图对象
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* @returns {void} 无
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*/
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export function onMounted(mapInstance) {
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map = mapInstance // 记录map
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// 一线以上城市地理位置
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const arrStart = [
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{ name: "北京", position: [116.395645038, 39.9299857781] },
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{ name: "上海", position: [121.487899486, 31.24916171] },
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{ name: "广州", position: [113.307649675, 23.1200491021] },
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{ name: "深圳", position: [114.025973657, 22.5460535462] },
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{ name: "成都", position: [104.067923463, 30.6799428454] },
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{ name: "杭州", position: [120.219375416, 30.2592444615] },
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{ name: "重庆", position: [106.530635013, 29.5446061089] },
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{ name: "苏州", position: [113.64964385, 34.7566100641] },
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{ name: "武汉", position: [114.316200103, 30.5810841269] },
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{ name: "南京", position: [118.778074408, 32.0572355018] },
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{ name: "天津", position: [117.210813092, 39.1439299033] },
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{ name: "郑州", position: [113.64964385, 34.7566100641] },
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{ name: "长沙", position: [112.979352788, 28.2134782309] },
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{ name: "东莞", position: [113.763433991, 23.0430238154] },
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{ name: "佛山", position: [113.134025635, 23.0350948405] },
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{ name: "宁波", position: [121.579005973, 29.8852589659] },
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{ name: "青岛", position: [120.384428184, 36.1052149013] },
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{ name: "沈阳", position: [123.432790922, 41.8086447835] },
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{ name: "深圳", position: [114.025973657, 22.5460535462] },
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{ name: "乌鲁木齐", position: [87.613307, 43.824787] }
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]
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// 连接点地理位置
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const arrEnd = [
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{ name: "西安", position: [108.953098279, 34.2777998978] },
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{ name: "南京", position: [118.778074408, 32.0572355018] },
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{ name: "武汉", position: [114.316200103, 30.5810841269] }
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]
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// 创建矢量数据
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const graphicLayer = new mars3d.layer.GraphicLayer()
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map.addLayer(graphicLayer)
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for (let i = 0; i < arrStart.length; i++) {
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const item = arrStart[i]
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const position = item.position
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// 城市名字
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const graphic = new mars3d.graphic.DivGraphic({
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position: position,
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style: {
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html: `<div class ="textName">${item.name}</div>`,
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horizontalOrigin: Cesium.HorizontalOrigin.CENTER,
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verticalOrigin: Cesium.VerticalOrigin.CENTER
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}
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})
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graphicLayer.addGraphic(graphic)
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}
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for (let i = 0; i < arrEnd.length; i++) {
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const item = arrEnd[i]
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const endPoint = item.position
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// 城市名字
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const graphic = new mars3d.graphic.DivGraphic({
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position: endPoint,
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style: {
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html: `<div class ="textName">${item.name}</div>`,
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horizontalOrigin: Cesium.HorizontalOrigin.CENTER,
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verticalOrigin: Cesium.VerticalOrigin.CENTER
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}
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})
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graphicLayer.addGraphic(graphic)
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for (let j = 0; j < arrStart.length; j++) {
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const item = arrStart[j]
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const startPoint = item.position
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// 连线
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const line = new mars3d.graphic.PolylinePrimitive({
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positions: [startPoint, endPoint],
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style: {
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width: 2,
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material: mars3d.MaterialUtil.createMaterial(mars3d.MaterialType.LineFlow, {
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color: "#3af2f3",
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image: "img/textures/line-pulse.png",
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speed: 1
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})
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}
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})
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graphicLayer.addGraphic(line)
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}
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}
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}
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/**
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* 释放当前地图业务的生命周期函数
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* @returns {void} 无
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*/
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export function onUnmounted() {
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map = null
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}
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