import * as mars3d from "mars3d"
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export let map
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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: 20.772952, lng: 82.609338, alt: 22604251, heading: 0, pitch: -90 }
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}
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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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// 2也可以通过下面方法获取center参数
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const center = map.getCameraView()
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console.log("center参数为", JSON.stringify(center))
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// 可以通过centerAt切换视角
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map.setCameraView(center)
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}
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// 视图切换
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export function sceneMode(name) {
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const value = Number(name)
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setSceneOptions("sceneMode", value)
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}
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export function setSceneOptions(name, value) {
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const options = {}
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options[name] = value
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console.log("更新了地图参数", options)
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map.setSceneOptions(options)
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}
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export function setSceneGlobeOptions(name, value) {
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const options = { globe: {} }
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options.globe[name] = value
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console.log("更新了地图参数", options)
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map.setSceneOptions(options)
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}
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export function setSceneCameraControllerOptions(name, value) {
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const options = { cameraController: {} }
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options.cameraController[name] = value
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console.log("更新了地图参数", options)
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map.setSceneOptions(options)
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if (name === "constrainedAxis" && value === true) {
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map.camera.constrainedAxis = Cesium.Cartesian3.UNIT_Z
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}
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}
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// 是否显示底图
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export function showBaseMap(val) {
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if (val === "1") {
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map.basemap = 2021
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} else {
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map.basemap = undefined
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}
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}
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