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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layers: [
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{
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type: "geojson",
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name: "示例数据",
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url: "//data.mars3d.cn/file/geojson/mars3d-draw.json",
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popup: "{type} {name}",
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show: true
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},
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{
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type: "3dtiles",
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name: "测试模型",
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url: "//data.mars3d.cn/3dtiles/bim-daxue/tileset.json",
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position: { lng: 116.313536, lat: 31.217297, alt: 80 },
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scale: 100,
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popup: "all",
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show: true
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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
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map.on(mars3d.EventType.load, function (event) {
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console.log(`地图所有图层加载完成`)
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})
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// on绑定事件
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map.on(mars3d.EventType.cameraChanged, this.map_cameraChangedHandler, this)
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map.on(mars3d.EventType.click, this.map_clickHandler, this)
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map.on(mars3d.EventType.dblClick, this.map_dblClickHandler, this)
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// off移除事件
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// map.off(mars3d.EventType.cameraChanged, this.map_cameraChangedHandler, this)
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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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let clickTimeId // 双击会触发两次单击事件的解决
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export function map_clickHandler(event) {
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clearTimeout(clickTimeId)
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clickTimeId = setTimeout(function () {
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console.log("鼠标单击", event)
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}, 250)
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}
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export function map_dblClickHandler(event) {
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clearTimeout(clickTimeId)
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console.log("鼠标双击地图", event)
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}
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export function map_cameraChangedHandler(event) {
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console.log("相机位置完成", event)
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}
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