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| import * as mars3d from "mars3d"
|
| export let map // mars3d.Map三维地图对象
|
| // 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）
| export const mapOptions = {
| scene: {
| center: { lat: 31.675177, lng: 117.323257, alt: 81193, heading: 0, pitch: -79 }
| },
| // 方式1：在创建地球前的参数中配置
| basemaps: [
| {
| name: "谷歌影像",
| icon: "img/basemaps/google_img.png",
| type: "xyz",
| url: "https://boxa.earthol.com/map.jpg?lyrs=y&gl=cn&x={x}&y={y}&z={z}",
| chinaCRS: mars3d.ChinaCRS.GCJ02,
| show: true
| },
| {
| name: "谷歌影像(WGS84)",
| icon: "img/basemaps/google_img.png",
| type: "google",
| layer: "img_d",
| chinaCRS: mars3d.ChinaCRS.WGS84
| },
| {
| name: "谷歌影像",
| icon: "img/basemaps/esriWorldImagery.png",
| type: "group",
| layers: [
| { name: "底图", type: "google", layer: "img_d", chinaCRS: mars3d.ChinaCRS.GCJ02 },
| { name: "注记", type: "google", layer: "img_d", chinaCRS: mars3d.ChinaCRS.GCJ02 }
| ]
| },
| {
| name: "谷歌电子",
| icon: "img/basemaps/google_vec.png",
| type: "google",
| layer: "vec",
| chinaCRS: mars3d.ChinaCRS.GCJ02
| },
| {
| name: "谷歌地形",
| icon: "img/basemaps/stamenWatercolor.png",
| type: "google",
| layer: "ter",
| chinaCRS: mars3d.ChinaCRS.GCJ02
| }
| ]
| }
|
| export const eventTarget = new mars3d.BaseClass() // 事件对象，用于抛出事件到面板中
|
| /**
| * 初始化地图业务，生命周期钩子函数（必须）
| * 框架在地图初始化完成后自动调用该函数
| * @param {mars3d.Map} mapInstance 地图对象
| * @returns {void} 无
| */
| export function onMounted(mapInstance) {
| map = mapInstance // 记录map
|
| globalNotify("已知问题提示", `按国家测绘主管部门的通知, 目前国家相关部门对未经审核批准的谷歌等地图做了封锁及下架，目前谷歌地图服务暂不可用`)
|
| eventTarget.fire("mapLoaded")
| }
|
| /**
| * 释放当前地图业务的生命周期函数
| * @returns {void} 无
| */
| export function onUnmounted() {
| map = null
| }
|
| // 叠加的图层
| let tileLayer
|
| export function addLayer() {
| removeLayer()
|
| // 方式2：在创建地球后调用addLayer添加图层(直接new对应type类型的图层类)
| tileLayer = new mars3d.layer.GoogleLayer({
| name: "谷歌地形",
| layer: "ter",
| chinaCRS: mars3d.ChinaCRS.GCJ02
| })
| map.addLayer(tileLayer)
| }
|
| export function removeLayer() {
| if (tileLayer) {
| map.removeLayer(tileLayer, true)
| tileLayer = null
| }
| }
|
|
