Plane.FormationCreator/Plane.FormationCreator/ViewModels/CopterListViewModel.cs

using Plane.Copters;
using Plane;
using Plane.FormationCreator.Formation;
using GalaSoft.MvvmLight;
using GalaSoft.MvvmLight.CommandWpf;
using System;
using System.Collections;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Input;
using System.Threading;
using Plane.Communication;
using Plane.Geography;

namespace Plane.FormationCreator.ViewModels
{
    public class CopterListViewModel : ViewModelBase
    {
        public CopterListViewModel(CopterManager copterManager, MapManager mapManager, FlightTaskManager flightTaskManager)
        {
            _copterManager = copterManager;
            _mapManager = mapManager;
            _flightTaskManager = flightTaskManager;
            System.Timers.Timer t = new System.Timers.Timer(5000);   //实例化Timer类，设置间隔时间为1秒；   
            t.Elapsed += new System.Timers.ElapsedEventHandler(theout); //到达时间的时候执行事件；   
            t.AutoReset = true;   //设置是执行一次（false）还是一直执行(true)；   
            t.Enabled = true;     //是否执行System.Timers.Timer.Elapsed事件；   



        }

        public void theout(object source, System.Timers.ElapsedEventArgs e)
        {
            int allrec = 0;
            int allsend = 0;
            int copterrec = 0;
            int coptersend = 0;
            foreach (var copter in _copterManager.Copters)
            {
                copter.GetCommunicationNumber(out copterrec, out coptersend);
                allrec += copterrec;
                allsend += coptersend;
                copter.ResetCommunicationNumber();


            }
            allrec /= 5;
            allsend /= 5;
            if (_copterManager.Copters.Count>0)
                Communinfo = "接收：" + allrec + "/s;发送："+ allsend+"/s 单机:"+ allrec/ _copterManager.Copters.Count+"/s;"+
                allsend / _copterManager.Copters.Count+"/s";
 

        }

        private CopterManager _copterManager;
        private MapManager _mapManager;
        private FlightTaskManager _flightTaskManager;

        public CopterManager CopterManager { get { return _copterManager; } }

        private ICopter _SelectedCopter;
        public ICopter SelectedCopter
        {
            get { return _SelectedCopter; }
            set { Set(nameof(SelectedCopter), ref _SelectedCopter, value); }
        }

        private int _virtualCopterId = 1;
        private LatLng? _lastVirtualCopterLocation;

        private string _Communinfo = "0字节/秒";
        public string Communinfo
        {
            get { return _Communinfo; }
            set { Set(nameof(Communinfo), ref _Communinfo, value); }
        }

        private int _IntervalNum;
        public int IntervalNum
        {
            get { return _IntervalNum; }
            set { Set(nameof(IntervalNum), ref _IntervalNum, value); }
        }

        private int _ContinuousNum;
        public int ContinuousNum
        {
            get { return _ContinuousNum; }
            set { Set(nameof(ContinuousNum), ref _ContinuousNum, value); }
        }

        private ICommand _IntervalSelectCoptersCommand;
        public ICommand IntervalSelectCoptersCommand
        {
            get
            {
                return _IntervalSelectCoptersCommand ?? (_IntervalSelectCoptersCommand = new RelayCommand(() =>
                {
                    if (_copterManager.AcceptingControlCopters.Count() != 1 || IntervalNum == 0 || ContinuousNum == 0)
                        return;

                    ICopter copter = _copterManager.SelectedCopters.FirstOrDefault();
                    _copterManager.Select(null);
                    int index = _copterManager.Copters.IndexOf(copter);
                    _copterManager.shiftkeydown = true;
                    for (; index < _copterManager.Copters.Count; index += IntervalNum)
                    {
                        for (int i = 0; i < ContinuousNum; i++)
                        {
                            if (index >= _copterManager.Copters.Count) break;
                            _copterManager.Select(_copterManager.Copters[index]);
                            index++;
                        } 
                    }
                    _copterManager.shiftkeydown = false;

                }));
            }
        }

        private ICommand _AddVirtualCopterCommand;
        public ICommand AddVirtualCopterCommand
        {
            get
            {
                return _AddVirtualCopterCommand ?? (_AddVirtualCopterCommand = new RelayCommand<int>(async addcount =>
                {
                    var center = _mapManager.Center;
                    string id;

                    int colnum = 10; //自动生成列数=4
                    float coldis = 5;//列相距5米
                    float rowdis = 2.5f;//行相距5米
                    int currcol = 0; //当前列号
                    int currrow = 0; //当前行
                    Tuple<double, double> colheadLatLng = new Tuple<double, double>(0, 0);
                    Tuple<double, double> targetLatLng = new Tuple<double, double>(0, 0);

                    LatLng? colLatLng = new LatLng(center.Lat, center.Lng); ;

                    for (int i = 0; i < addcount; ++i, ++_virtualCopterId)
                    {
                        id = _virtualCopterId.ToString();


 
                        if (i == 0)
                        {
                            _lastVirtualCopterLocation = new LatLng(center.Lat, center.Lng);

                            colLatLng =  _lastVirtualCopterLocation;



                        }
                        else
                        {
                            if (currcol < colnum)
                                targetLatLng = GeographyUtils.CalcLatLngSomeMetersAway2D(colLatLng.Value.Lat, colLatLng.Value.Lng , 90, currcol * coldis);
                            else
                            {
                                currrow++;
                                currcol = 0;
                                targetLatLng = GeographyUtils.CalcLatLngSomeMetersAway2D(colLatLng.Value.Lat, colLatLng.Value.Lng, 180, rowdis);
                                colLatLng = new LatLng(targetLatLng.Item1, targetLatLng.Item2); 

                                colheadLatLng = targetLatLng;
                            }
                            _lastVirtualCopterLocation= new LatLng(targetLatLng.Item1, targetLatLng.Item2);
                        }
                        currcol++;




                        /*  _lastVirtualCopterLocation =
                              _lastVirtualCopterLocation == null ?
                              new LatLng(center.Lat, center.Lng) :
                              new LatLng(_lastVirtualCopterLocation.Value.Lat, _lastVirtualCopterLocation.Value.Lng + 0.0001);
                              */



                        var copter = new FakeCopter(SynchronizationContext.Current);
                        copter.SetProperties(
                            latitude: _lastVirtualCopterLocation.Value.Lat,
                            longitude: _lastVirtualCopterLocation.Value.Lng,
                            id: id,
                            name: id
                        );
                        await copter.ConnectAsync();
                        await copter.GetCopterDataAsync();
                        _copterManager.Copters.Add(copter);
                        _copterManager.CopterStatus.Add(false);
                    }
                }));
            }
        }

        private ICommand _ClearCoptersCommand;
        public ICommand ClearCoptersCommand
        {
            get
            {
                return _ClearCoptersCommand ?? (_ClearCoptersCommand = new RelayCommand(async () =>
                {
                    foreach (var copter in _copterManager.Copters)
                    {
                        await copter.DisconnectAsync();
                    }
                    await Task.Delay(100);  // 如果不等待一段时间，很可能会再触发 DataStreamReceived 事件导致飞行器重新出现在地图上。
                    _copterManager.Copters.Clear();
                    _copterManager.CopterStatus.Clear();
                    _mapManager.ClearCopters();
                    _flightTaskManager.ClearTasks();
                    UdpServerConnectionManager.Instance.ClearConnections();
                    _virtualCopterId = 1;
                    _lastVirtualCopterLocation = null;
                }));
            }
        }



    }
}