379 lines
12 KiB
C#
379 lines
12 KiB
C#
using JianGongYun.TRTC.Models;
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using JianGongYun.TRTC.Utils;
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using ManageLiteAV;
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using System;
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using System.Collections.Generic;
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using System.Collections.ObjectModel;
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using System.ComponentModel;
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using System.Text;
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using System.Linq;
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using System.Windows.Media;
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using System.Windows.Media.Imaging;
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using System.Windows.Threading;
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using System.Windows;
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using System.Windows.Controls;
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namespace JianGongYun.TRTC.ViewModels
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{
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public class LiveWindowViewModel : INotifyPropertyChanged
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{
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public event PropertyChangedEventHandler PropertyChanged;
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#region 直播窗口
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/// <summary>
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/// 教室信息
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/// </summary>
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public Models.ClassroomEntity ClassroomEntity { get { return LiveClassroom.CurrentClassroomEntity; } }
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/// <summary>
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/// 学生总数
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/// </summary>
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private int _StudentCount = 1;
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public int StudentCount
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{
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set
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{
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_StudentCount = value;
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if (PropertyChanged != null)
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{
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PropertyChanged(this, new PropertyChangedEventArgs("StudentCount"));//对StudentCount进行监听
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}
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}
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get
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{
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return _StudentCount;
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}
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}
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/// <summary>
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/// 是否在直播中
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/// </summary>
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private bool _IsLive = false;
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public bool IsLive
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{
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set
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{
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_IsLive = value;
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if (value)//开始直播，清空时间并开始计时
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{
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_LiveTimeCount = new DateTime(1970, 1, 1, 0, 0, 0);
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timer.Start();
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}
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else
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{
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timer.Stop();
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}
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if (PropertyChanged != null)
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{
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PropertyChanged(this, new PropertyChangedEventArgs("IsLive"));
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}
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}
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get
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{
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return _IsLive;
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}
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}
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public LiveWindowViewModel()
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{
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timer = new DispatcherTimer(DispatcherPriority.Render);
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timer.Interval = TimeSpan.FromSeconds(1);
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timer.Tick += new EventHandler((a, b) => LiveTimeCount = "");
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}
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/// <summary>
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/// 直播计时器
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/// </summary>
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private DispatcherTimer timer = null;
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private DateTime _LiveTimeCount;
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public string LiveTimeCount
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{
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get
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{
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return _LiveTimeCount.ToString("HH:mm:ss");
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}
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set
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{
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_LiveTimeCount = _LiveTimeCount.AddSeconds(1);
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if (PropertyChanged != null)
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{
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PropertyChanged(this, new PropertyChangedEventArgs("LiveTimeCount"));
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}
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}
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}
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/// <summary>
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/// 直播类型
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/// </summary>
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private LiveTypeEnum _LiveType = LiveTypeEnum.OnlyAudio;
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public LiveTypeEnum LiveType
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{
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set
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{
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_LiveType = value;
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if (PropertyChanged != null)
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{
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PropertyChanged(this, new PropertyChangedEventArgs("LiveType"));
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}
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}
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get
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{
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return _LiveType;
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}
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}
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/// <summary>
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/// 摄像头采集中
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/// </summary>
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private bool _CameraRunning = false;
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public bool CameraRunning
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{
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set
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{
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_CameraRunning = value;
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if (PropertyChanged != null)
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{
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PropertyChanged(this, new PropertyChangedEventArgs("CameraRunning"));
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PropertyChanged(this, new PropertyChangedEventArgs("MainSmallWrapStyle"));
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PropertyChanged(this, new PropertyChangedEventArgs("MainBigWrapStyle"));
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}
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}
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get
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{
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return _CameraRunning;
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}
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}
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/// <summary>
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/// 屏幕分享中
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/// </summary>
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private bool _ScreenRunning = false;
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public bool ScreenRunning
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{
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set
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{
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_ScreenRunning = value;
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if (PropertyChanged != null)
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{
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PropertyChanged(this, new PropertyChangedEventArgs("ScreenRunning"));
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PropertyChanged(this, new PropertyChangedEventArgs("MainSmallWrapStyle"));
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PropertyChanged(this, new PropertyChangedEventArgs("MainBigWrapStyle"));
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}
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}
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get
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{
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return _ScreenRunning;
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}
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}
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/// <summary>
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/// 麦克风使用中
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/// </summary>
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private bool _MicRunning = false;
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public bool MicRunning
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{
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set
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{
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_MicRunning = value;
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if (PropertyChanged != null)
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{
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PropertyChanged(this, new PropertyChangedEventArgs("MicRunning"));
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}
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}
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get
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{
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return _MicRunning;
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}
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}
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/// <summary>
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/// 麦克风录音中
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/// </summary>
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private bool _AudioRecordRunning = false;
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public bool AudioRecordRunning
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{
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set
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{
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_AudioRecordRunning = value;
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if (PropertyChanged != null)
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{
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PropertyChanged(this, new PropertyChangedEventArgs("AudioRecordRunning"));
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}
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}
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get
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{
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return _AudioRecordRunning;
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}
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}
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/// <summary>
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/// 麦克风静音
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/// </summary>
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private bool _MicMute = false;
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public bool MicMute
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{
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set
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{
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_MicMute = value;
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if (PropertyChanged != null)
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{
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PropertyChanged(this, new PropertyChangedEventArgs("MicMute"));
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}
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}
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get
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{
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return _MicMute;
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}
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}
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private ObservableCollection<TRTCScreenEntity> _LiveScreens = new ObservableCollection<TRTCScreenEntity>();
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/// <summary>
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/// 可分享桌面
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/// </summary>
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public ObservableCollection<TRTCScreenEntity> LiveScreens
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{
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get
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{
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return _LiveScreens;
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}
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}
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string[] excluded = new string[] { "Notifiaction" };
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private SIZE thumbSize = new SIZE { cx = 300, cy = 200 };
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private SIZE iconSize = new SIZE { cx = 50, cy = 50 };
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/// <summary>
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/// 获取所有桌面列表
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/// </summary>
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public void LoadAllScreen()
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{
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LiveClassroom.WillGetScreens(() =>
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{
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//Console.WriteLine("get LiveScreens");
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_LiveScreens.Clear();
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LiveClassroom.lTRTCCloud.removeAllExcludedShareWindow();
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//Console.WriteLine("get LiveScreens Clear");
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var temp = LiveClassroom.lTRTCCloud.getScreenCaptureSources(ref thumbSize, ref iconSize);
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var count = temp.getCount();
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//Console.WriteLine($"get LiveScreens {count}");
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for (uint i = 0; i < count; i++)
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{
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var info = temp.getSourceInfo(i);
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if (string.IsNullOrWhiteSpace(info.sourceName) || excluded.Contains(info.sourceName))
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{
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LiveClassroom.lTRTCCloud.addExcludedShareWindow(info.sourceId);
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continue;
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}
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//var icon = Util.ToWriteableBitmap(ref info.iconBGRA);
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//Console.WriteLine($"get LiveScreens {i} {info.sourceId}");
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var thumb = info.thumbBGRA.ToWriteableBitmap();
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_LiveScreens.Add(new TRTCScreenEntity { SourceId = info.sourceId, SourceName = info.sourceName, Type = info.type, Thumb = thumb, Info = info });
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}
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temp.release();
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});
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}
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/// <summary>
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/// 当前分享的桌面列表
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/// </summary>
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private bool _ShowShareScreenList = false;
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public bool ShowShareScreenList
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{
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get
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{
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return _ShowShareScreenList;
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}
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set
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{
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_ShowShareScreenList = value;
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if (_ShowShareScreenList)
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{
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var temp = LiveScreens;//获取一次刷新列表
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}
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if (PropertyChanged != null)
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{
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PropertyChanged(this, new PropertyChangedEventArgs("ShowShareScreenList"));
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}
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}
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}
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/// <summary>
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/// 当前分享的桌面
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/// </summary>
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private TRTCScreenCaptureSourceInfo _CurrentShareScreen;
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public TRTCScreenCaptureSourceInfo CurrentShareScreen
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{
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get
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{
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if (_CurrentShareScreen == null && LiveScreens.Count > 0)
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{
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_CurrentShareScreen = LiveScreens[0].Info;
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}
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return _CurrentShareScreen;
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}
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set
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{
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_CurrentShareScreen = value;
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if (PropertyChanged != null)
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{
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PropertyChanged(this, new PropertyChangedEventArgs("CurrentShareScreen"));
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}
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}
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}
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#endregion
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#region 只有摄像头，则画面放大并居中
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public Style MainBigWrapStyle
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{
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get
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{
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var style = new Style(typeof(Grid));
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if (CameraRunning && ScreenRunning)
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{
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style.Setters.Add(new Setter { Property = FrameworkElement.HorizontalAlignmentProperty, Value = HorizontalAlignment.Right });
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}
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return style;
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}
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}
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public Style MainSmallWrapStyle
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{
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get
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{
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var style = new Style(typeof(Border));
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if (CameraRunning && ScreenRunning)
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{
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style.Setters.Add(new Setter { Property = FrameworkElement.HorizontalAlignmentProperty, Value = HorizontalAlignment.Right });
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style.Setters.Add(new Setter { Property = FrameworkElement.VerticalAlignmentProperty, Value = VerticalAlignment.Bottom });
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style.Setters.Add(new Setter { Property = Border.BorderThicknessProperty, Value = new Thickness(1) });
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style.Setters.Add(new Setter { Property = Border.MarginProperty, Value = new Thickness(0, 0, 20, 20) });
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style.Setters.Add(new Setter { Property = Border.WidthProperty, Value = 150d });
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style.Setters.Add(new Setter { Property = Border.HeightProperty, Value = 150d });
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}
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return style;
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}
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}
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#endregion
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#region 聊天窗口
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/// <summary>
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/// 消息集合
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/// </summary>
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private ObservableCollection<string> _Chats = new ObservableCollection<string>() { "1", "2" };
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public ObservableCollection<string> Chats
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{
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set
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{
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_Chats = value;
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if (PropertyChanged != null)
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{
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PropertyChanged(this, new PropertyChangedEventArgs("Chats"));//对StudentCount进行监听
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}
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}
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get
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{
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return _Chats;
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}
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}
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#endregion
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}
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}
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