433 lines
16 KiB
JavaScript
433 lines
16 KiB
JavaScript
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/*
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* @Descripttion:
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* @version: 1.0
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* @Author: zhangti
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* @Date: 2019-09-29 11:55:55
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* @LastEditors : sueRimn
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* @LastEditTime : 2020-01-02 17:25:04
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*/
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/**
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* 卫星过境封装类
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*/
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import config from './config.js';
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import CVTools from './cvTool.js';
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import mouseManager from './mouseManager.js';
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import Entitys from './entitys.js';
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import entityFactory from './entityFactory.js';
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import Handler from './handler.js';
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import Primitives from './primitives.js';
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export default class satelliteTransit{
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constructor(v){
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/**
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* 核心类
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*/
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this.CoreV = v;
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/**
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* 时钟
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*/
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this.STClock = v.clock;
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/**
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* 时间速率
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*/
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this.STSpeed = 10;
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/**
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* 卫星实体
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*/
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this.satelliteAll = [];
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/**
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* 通信
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*/
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this.Transits = [];
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/**
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* 工具
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*/
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this.Tools = new CVTools();
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/**
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* mouseManager
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* 坐标转换
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*/
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this.mouseManager = new mouseManager(v);
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//实体对象
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this.entitys = new Entitys(v);
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//图形
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this.Primitives = new Primitives(v);
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//格式数据存储
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//查看方式区分开 以免冲突
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this.passTime = [];
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this.passTime_old = [];
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//刷新的时间
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this.renderTime = null;
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//拾取的对象
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this.pickedFeature = null;
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//标识符
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this.iden = true;
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//实体
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this.EntityObj = [];
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//线实体
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this.lineEntity = [];
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}
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/**
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* 初始化卫星过境
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*/
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initST(){
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let _self = this;
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_self.handlerAction = new Handler(_self.CoreV);
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//单击
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_self.handlerAction.Action(function(e){
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try {
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if(!e.position){
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return false;
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}
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_self.pickedFeature = _self.mouseManager.piObj(e.position);
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if (!Cesium.defined(_self.pickedFeature) && _self.pickedFeature == undefined){
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return false;
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};
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if(_self.pickedFeature.id.description == undefined){ //自己创建的
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return false;
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};
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let f_name = _self.pickedFeature.id.name,f_position,position;
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if(_self.pickedFeature.id.idea == "radar"){
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position = _self.pickedFeature.id.position.getValue(_self.STClock.currentTime);
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_self.pickedFeature.type = "radar";
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}else{
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position = _self.pickedFeature.id.position.getValue(_self.STClock.currentTime);
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_self.pickedFeature.type = "satellite";
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}
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f_position = _self.mouseManager.piEllipsoid(position);
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_self.pickedFeature.id.description = _self.infoTable_2(f_name,f_position);
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console.log(f_name,f_position);
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//viewer.selectedEntity = selectedEntity;
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_self.pickedFeature.id.name = f_name;
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_self.pickedFeature.temp = _self.pickedFeature.id.description + "<h2> Passes <h2>";
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_self.iden = false; //点击事件改变标识符
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} catch (error) {
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console.log(error);
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}
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},_self.handlerAction.LEFT_CLICK)
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_self.loadCZML();
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}
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loadCZML(){ //load数据
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let _self = this;
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_self.CoreV.dataSources.add(Cesium.CzmlDataSource.load(config.DATADIR + '/test.czml')).then(function(dataSource) {
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_self.dataSource = dataSource;
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_self.radar = dataSource.entities.getById("Facility/AGI");
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let satellite1 = dataSource.entities.getById("Satellite/ISS");
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let satellite2 = dataSource.entities.getById("Satellite/Geoeye1");
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let transit1 = dataSource.entities.getById("Facility/AGI-to-Satellite/ISS");
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let transit2 = dataSource.entities.getById("Facility/AGI-to-Satellite/Geoeye1");
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_self.satelliteAll = [satellite1,satellite2];
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_self.Transits = [transit1,transit2];
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_self.radar.idea = "rader";
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try{
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_self.scan();
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_self.satelliteInfo();
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//_self.createEntity([_self.radar]);
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_self.communication();
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}catch(e){
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console.log(e);
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}
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})
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}
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/**
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* 卫星过境通信效果
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*/
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communication(){
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let _self = this;
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_self.p_line = []; //创建线的点
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//雷达
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if(_self.radar == null){
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return false;
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}
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let r_position = _self.radar.position.getValue(_self.STClock.currentTime);
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let r_point = _self.mouseManager.piEllipsoid(r_position);
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_self.rr_point = [parseInt(r_point.longitude / Math.PI * 180), parseInt(r_point.latitude / Math.PI * 180)];
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if(_self.satelliteAll.length == 0){
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return false;
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}
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//遍历卫星
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for(let i in _self.satelliteAll){
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_self.p_line[i] = [];
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let sate = _self.satelliteAll[i];
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let s_position = sate.position.getValue(_self.STClock.currentTime);
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_self.s_point = _self.mouseManager.piEllipsoid(s_position);
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_self.p_line[i].push(r_position.clone());
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_self.p_line[i].push(s_position.clone());
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let lineObj = new entityFactory({type:"createLine",data:{positions: _self.p_line[i],width:1}});
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_self.lineEntity.push(_self.entitys.add(lineObj));
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}
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}
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/**
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* 判断一个点是否在圆的内部
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* @param point 测试点坐标
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* @param circle 圆心坐标
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* @param r 圆半径
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* 返回true为真，false为假
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* */
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pointInsideCircle (point, circle, r) {
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if (r===0) return false
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var dx = circle[0] - point[0]
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var dy = circle[1] - point[1]
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return dx * dx + dy * dy <= r * r
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}
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/**
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* 卫星信息
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*/
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satelliteInfo(){
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let _self = this;
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if(_self.Transits.length == 0){
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return false;
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};
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_self.formatTransit();
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_self.selectedEntity = _self.entitys.createEntity();
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_self.selectedEntity.name = "PASS";
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_self.selectedEntity.description = _self.infoTable_1(dayjs(Cesium.JulianDate.addHours(_self.STClock.currentTime,-8,new Cesium.JulianDate())).format("YYYY-MM-DD HH:mm:ss"));
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_self.CoreV.selectedEntity = _self.selectedEntity;
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let pass_flag = function(clock){
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try {
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if(_self.satelliteAll.length == 0){
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return false;
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}
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for(let i in _self.satelliteAll){ //遍历卫星
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let sate = _self.satelliteAll[i];
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let position = sate.position.getValue(clock.currentTime);
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let s_point = _self.mouseManager.piEllipsoid(position);
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_self.p_line[i].pop();
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_self.p_line[i].push(position.clone());
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_self.ss_point = [parseInt(s_point.longitude / Math.PI * 180), parseInt(s_point.latitude / Math.PI * 180)]
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let flag = _self.pointInsideCircle(_self.ss_point,_self.rr_point,30);
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if(flag){
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_self.lineEntity[i].show = true;
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}else{
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_self.lineEntity[i].show = false;
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}
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}
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} catch (error) {
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console.log(error);
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}
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}
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_self.STClock.onTick.addEventListener(function(clock) {
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try {
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if(!clock.shouldAnimate)return;
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if(_self.iden)_self.selectedEntity.description = _self.infoTable_1(_self.pass(clock));//标识符 进来展示所有卫星信息
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if(!_self.iden){
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if(_self.pickedFeature == null)return;
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if("radar" == _self.pickedFeature.type){
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_self.pickedFeature.id.description = _self.pickedFeature.temp + _self.infoTable_1(_self.pass(clock));
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}else{
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let position = _self.pickedFeature.id.position.getValue(clock.currentTime);
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let f_position = _self.mouseManager.piEllipsoid(position);
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_self.pickedFeature.id.description = _self.infoTable_2( _self.pickedFeature.id.name,f_position) + ' <h2> Passes </h2>' + _self.infoTable_3(_self.pass(clock),_self.pickedFeature.id.name);
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}
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}
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pass_flag(clock); //判断是否在地面雷达通信范围
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} catch (error) {
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console.log(error);
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}
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});
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_self.STClock.onStop.addEventListener(function(clock){
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//格式化卫星数据
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if(_self.Transits.length == 0){
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return false;
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};
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_self.formatTransit();
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});
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}
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/**
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* 格式化通信数据
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*/
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formatTransit(){
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let _self = this;
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if(_self.Transits.length == 0){
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return false;
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};
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_self.passTime = [],_self.passTime_old = []; //查看方式区分开 以免冲突
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_self.Tools.arrForEach(_self.Transits,function(transit,index){
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let intervals = [],intervals_old = [];
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let n_interval = transit.availability._intervals;
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_self.Tools.arrForEach(n_interval,function(interval,index){
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let start = dayjs(Cesium.JulianDate.addHours(interval.start,-8,new Cesium.JulianDate())).format("YYYY-MM-DD HH:mm:ss");
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let stop = dayjs(Cesium.JulianDate.addHours(interval.stop,-8,new Cesium.JulianDate())).format("YYYY-MM-DD HH:mm:ss");
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intervals.push({name:transit.name,"startTime":start,"stopTime":stop,"interval":dayjs(stop).diff(dayjs(start), 'millisecond')});
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intervals_old.push({name:transit.name,"startTime":start,"stopTime":stop,"interval":dayjs(stop).diff(dayjs(start), 'millisecond')});
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});
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_self.passTime.push(intervals);
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_self.passTime_old.push(intervals_old);
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});
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}
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/**
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* 创建雷达实体
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*/
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createEntity(radars){
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try{
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let _self = this;
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if(radars.length == 0){
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return false;
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}
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_self.Tools.arrForEach(radars,function(radar){
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let l ,r ;
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let positions = radar.position.getValue(_self.STClock.currentTime);
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_self.r_point = positions;
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if(positions.length == 0){
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return false;
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};
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let cartographic = _self.mouseManager.piEllipsoid(positions);
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let lat = Cesium.Math.toDegrees(cartographic.latitude),lon = Cesium.Math.toDegrees(cartographic.longitude), height = cartographic.height;
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//radarscan
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r = new Cesium.HeadingPitchRoll(Cesium.Math.toRadians(90),
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Cesium.Math.toRadians(0),Cesium.Math.toRadians(0));
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l = Cesium.Cartesian3.fromDegrees(lon, lat, height);
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_self.EntityObj.push(_self.entitys.add(_self.entitys.getCustomRadar(l,r)));
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});
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}catch(e){
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console.log(e);
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}
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}
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/**
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* 添加扫描物
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*/
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scan(){
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let _self = this;
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if(_self.satelliteAll.length == 0){
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return false;
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};
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_self.Tools.arrForEach(_self.satelliteAll,function(entity,index){
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var cartesian = entity.position.getValue(_self.STClock.currentTime);
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let positions = _self.mouseManager.worldToLonlat(cartesian);
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_self.bindScan(positions,entity);
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});
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}
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pass(clock){ //当前时间
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let currentTime = dayjs(Cesium.JulianDate.addHours(clock.currentTime,-8,new Cesium.JulianDate())).format("YYYY-MM-DD HH:mm:ss");
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return currentTime;
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}
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index_rm(n){
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if(this.passTime_old.length == 0){
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return false;
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};
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this.passTime_old[n].splice(0,1); //删除第一个
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}
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/**
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* 绑定扫描物
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*/
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bindScan(positions,entityObj){
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//let modelMatrix = this.Primitives.countModelMatrix(positions);
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//this.scanEntity = new entityFactory({type:"createScan",data:{modelMatrix:modelMatrix,positions:positions,v:this.CoreV}});
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this.scanEntity = new entityFactory({type:"dynamicCylinder",data:{positions:positions,entity:entityObj,v:this.CoreV,cylinder:{legnth:600000,slices:4,bottomRadius:600000/2},}});
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this.EntityObj.push(this.entitys.add( this.scanEntity));
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}
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/*
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* table 1
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*/
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infoTable_1(currentTime){
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try{
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|
let _self = this,renderTime = _self.renderTime;
|
|||
|
|
if(_self.passTime_old.length == 0){
|
|||
|
|
return false;
|
|||
|
|
};
|
|||
|
|
var tr = "",table = `<table class="cesium-infoBox-defaultTable"><thead><tr><th>卫星</th><th>倒计时(ms)</th><th>通信开始(date)</th><th>通信结束(date)</th><th>通信时长(ms)</th></tr></thead><tbody>`;
|
|||
|
|
for(var n in _self.passTime_old){
|
|||
|
|
if(_self.passTime_old[n].length == 0)continue;
|
|||
|
|
var interval_pass = _self.passTime_old[n][0]; //始终取第一个
|
|||
|
|
renderTime = dayjs(interval_pass.startTime).diff(dayjs(currentTime));
|
|||
|
|
if(renderTime <= 0){
|
|||
|
|
if(renderTime <= -(interval_pass.interval)){
|
|||
|
|
_self.index_rm(n);
|
|||
|
|
}else{
|
|||
|
|
renderTime = "PASS";
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
tr += `<tr><td>${interval_pass.name}</td><td>${renderTime}</td><td>${interval_pass.startTime}</td><td> ${interval_pass.stopTime}</td><td> ${interval_pass.interval}</td></tr>`;
|
|||
|
|
}
|
|||
|
|
return table + tr + `</tbody></table>`;
|
|||
|
|
}catch(e){
|
|||
|
|
console.log(e);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
/*
|
|||
|
|
* table 2
|
|||
|
|
*/
|
|||
|
|
infoTable_2(f_name,cartesian){
|
|||
|
|
if(f_name == undefined && cartesian == undefined){
|
|||
|
|
return false;
|
|||
|
|
};
|
|||
|
|
let tr = "",table = `<h2> Position </h2><table class="cesium-infoBox-defaultTable"><thead><tr><th>Name</th><th>Latitude</th><th>Longitude</th><th>Elevation</th></tr></thead><tbody>`;
|
|||
|
|
let f_point = [ parseInt(cartesian.longitude / Math.PI * 180), parseInt(cartesian.latitude / Math.PI * 180)];
|
|||
|
|
tr = `<tr><td>${f_name}</td><td>${f_point[0]}°</td><td>${f_point[1]}°</td><td> ${parseInt(cartesian.height)}</td></tr>`;
|
|||
|
|
return table + tr + `</tbody></table>`;
|
|||
|
|
}
|
|||
|
|
/*
|
|||
|
|
* table 3
|
|||
|
|
*/
|
|||
|
|
infoTable_3(currentTime,featureName){
|
|||
|
|
let _self = this,renderTime = _self.renderTime;
|
|||
|
|
if(_self.passTime.length == 0 && featureName == undefined){
|
|||
|
|
return false;
|
|||
|
|
};
|
|||
|
|
let t_interval = function(){
|
|||
|
|
for(var i in _self.passTime){if(_self.passTime[i][0].name.indexOf(featureName)!=-1)return _self.passTime[i];}
|
|||
|
|
}
|
|||
|
|
let intervals = t_interval();
|
|||
|
|
var tr = "",table = `<table class="cesium-infoBox-defaultTable"><thead><tr><th>卫星</th><th>倒计时(ms)</th><th>通信开始(date)</th><th>通信结束(date)</th><th>通信时长(ms)</th></tr></thead><tbody>`;
|
|||
|
|
_self.Tools.arrForEach(intervals,function(interval,index){
|
|||
|
|
renderTime = dayjs(interval.startTime).diff(dayjs(currentTime));
|
|||
|
|
if(renderTime <= 0)renderTime = 0;
|
|||
|
|
tr += `<tr><td>${interval.name}</td><td>${renderTime}</td><td>${interval.startTime}</td><td> ${interval.stopTime}</td><td> ${interval.interval}</td></tr>`;
|
|||
|
|
});
|
|||
|
|
return table + tr + `</tbody></table>`;
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* 向后飞行
|
|||
|
|
*/
|
|||
|
|
STBack(){
|
|||
|
|
this.STSpeed = -50;
|
|||
|
|
this.STClock.multiplier = this.STSpeed;
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* 向前飞行
|
|||
|
|
*/
|
|||
|
|
STForward(){
|
|||
|
|
this.STSpeed = 50;
|
|||
|
|
this.STClock.multiplier = this.STSpeed;
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* 飞行速度
|
|||
|
|
*/
|
|||
|
|
STspeed(speedNum){
|
|||
|
|
console.log(speedNum);
|
|||
|
|
this.STClock.multiplier = speedNum;
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* 开始飞行
|
|||
|
|
*/
|
|||
|
|
startST(){
|
|||
|
|
this.STClock.shouldAnimate = true;
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* 暂停飞行
|
|||
|
|
*/
|
|||
|
|
pauseST(){
|
|||
|
|
this.STClock.shouldAnimate = false;
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* 清除飞行
|
|||
|
|
*/
|
|||
|
|
removeST(){
|
|||
|
|
let _self = this;
|
|||
|
|
if(_self.EntityObj.length == 0){
|
|||
|
|
return false;
|
|||
|
|
}
|
|||
|
|
_self.Tools.arrForEach(_self.EntityObj,function(entity,index){
|
|||
|
|
_self.entitys.remove(entity);
|
|||
|
|
});
|
|||
|
|
_self.CoreV.dataSources.remove(_self.dataSource);
|
|||
|
|
_self.CoreV.clock.shouldAnimate = false;
|
|||
|
|
_self.handlerAction.destroy();
|
|||
|
|
_self.handlerAction = null;
|
|||
|
|
_self.EntityObj = [];
|
|||
|
|
}
|
|||
|
|
}
|