import * as mars3d from "mars3d"
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export let map // mars3d.Map三维地图对象
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// 事件对象,用于抛出事件给面板
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export const eventTarget = new mars3d.BaseClass()
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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 = function (option) {
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option.control = {
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timeline: true,
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clockAnimate: false,
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distanceLegend: { left: "100px", bottom: "27px" }
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}
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return option
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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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// 时钟控制(可替代cesium本身的animation)
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const clockAnimate = new mars3d.control.ClockAnimate({
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format: "yyyy-MM-dd HH:mm:ss"
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})
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map.addControl(clockAnimate)
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clockAnimate.on(mars3d.EventType.click, function (event) {
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if (event.targetType === "label") {
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console.log("单击了时间文本区域", event)
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const startTime = Cesium.JulianDate.toDate(map.clock.startTime)
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const stopTime = Cesium.JulianDate.toDate(map.clock.stopTime)
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const currentTime = Cesium.JulianDate.toDate(map.clock.currentTime)
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eventTarget.fire("clickShowClockAnimate", { startTime, stopTime, currentTime })
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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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export function setCurrentTime(currentTime) {
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map.clock.currentTime = Cesium.JulianDate.fromDate(new Date(currentTime))
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}
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export function setClockAnimateTime(startTimes, stopTimes) {
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const startTime = Cesium.JulianDate.fromDate(new Date(startTimes))
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const stopTime = Cesium.JulianDate.fromDate(new Date(stopTimes))
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if (map.controls.timeline) {
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map.controls.timeline.zoomTo(startTime, stopTime)
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}
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}
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