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: 12.845055, lng: 112.931363, alt: 24286797, heading: 3, pitch: -90 },
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cameraController: {
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zoomFactor: 3.0,
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minimumZoomDistance: 1000,
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maximumZoomDistance: 300000000,
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constrainedAxis: false // 解除在南北极区域鼠标操作限制
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}
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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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const graphic = new mars3d.graphic.RectangleEntity({
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coordinates: Cesium.Rectangle.fromDegrees(-180.0, -90.0, 180.0, 90.0),
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style: {
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height: 6000,
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material: mars3d.MaterialUtil.createMaterialProperty(mars3d.MaterialType.RectSlide, {
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image: "img/tietu/cloud.png",
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color: Cesium.Color.WHITE.withAlpha(0.6),
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speed: 0.5,
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pure: true
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}),
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distanceDisplayCondition: new Cesium.DistanceDisplayCondition(3000000, 100000000)
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}
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})
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map.graphicLayer.addGraphic(graphic)
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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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