/**
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* 图层管理
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* @copyright 火星科技 mars3d.cn
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* @author 火星吴彦祖 2022-01-10
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*/
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import * as mars3d from "mars3d"
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const Cesium = mars3d.Cesium
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let map: mars3d.Map // 地图对象
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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: mars3d.Map) {
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map = mapInstance // 记录首次创建的map
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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 addLayer(layer: mars3d.layer.BaseLayer) {
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map.addLayer(layer)
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}
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export function getLayers() {
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return map.getLayers({
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basemaps: true, // 是否取config.json中的basempas
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layers: true // 是否取config.json中的layers
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})
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}
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// ********************************** 图层的结构树控件 ****************************** //
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export function flytoModelNode(nodeid: number, nodesphere: any) {
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if (!nodesphere || nodesphere[3] <= 0) {
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return
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}
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// 构件节点位置
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let center = new Cesium.Cartesian3(nodesphere[0], nodesphere[1], nodesphere[2])
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const tiles3dLayer: mars3d.layer.TilesetLayer = map.getLayerById(nodeid)
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// 获取构件节点位置，现对于原始矩阵变化后的新位置
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center = tiles3dLayer.getPositionByOrginMatrix(center)
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// 飞行过去
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const sphere = new Cesium.BoundingSphere(center, nodesphere[3])
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map.camera.flyToBoundingSphere(sphere, {
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offset: new Cesium.HeadingPitchRange(map.camera.heading, map.camera.pitch, nodesphere[3] * 1.5),
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duration: 0.5
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})
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}
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export function checkModelStyle(layerid: number, arrIds: any) {
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// 设置tileset的样式
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if (!map) {
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return
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}
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const tiles3dLayer = map.getLayerById(layerid)
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let titleStyle = ""
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if (!arrIds.length) {
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tiles3dLayer.style = null
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return
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}
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// 勾选
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arrIds.forEach((element: any, index: number) => {
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if (index === 0) {
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titleStyle += "${id} ==='" + element.id + "' "
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} else {
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titleStyle += "|| ${id} ==='" + element.id + "'"
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}
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})
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tiles3dLayer.style = new Cesium.Cesium3DTileStyle({
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color: {
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conditions: [
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[titleStyle, "rgb(255, 255, 255)"],
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["true", "rgba(255, 200, 200,0.2)"]
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]
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}
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})
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}
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