/// <summary>
/// Initializes a new instance of the <see cref="ReactiveCommand"/> class.
/// </summary>
/// <param name="canExecute">if set to <c>true</c> [can execute].</param>
public ReactiveCommand(bool canExecute = false)
{
_canExecuteSource = new BehaviorSubject <bool>(canExecute);
_canExecuteSource
.Zip(_canExecuteSource.Skip(1),
(x, y) =>
x != y)
.Where(x =>
x && CanExecuteChanged != null)
.Subscribe(_ =>
CanExecuteChanged(this, EventArgs.Empty));
_executeSource = new Subject <EventPattern <EventCommandEventArgs> >();
}
/// <summary>
/// Initializes a new instance of the <see cref="ReactiveCommand"/> class.
/// </summary>
/// <param name="canExecute">if set to <c>true</c> [can execute].</param>
public ReactiveCommand(bool canExecute = false)
{
_canExecuteSource = new BehaviorSubject<bool>(canExecute);
_canExecuteSource
.Zip(_canExecuteSource.Skip(1),
(x, y) =>
x != y)
.Where(x =>
x && CanExecuteChanged != null)
.Subscribe(_ =>
CanExecuteChanged(this, EventArgs.Empty));
_executeSource = new Subject<EventPattern<EventCommandEventArgs>>();
}
public void InitPlayer()
{
TimeControlStatus = new BehaviorSubject <AVPlayerTimeControlStatus>(AVPlayerTimeControlStatus.WaitingToPlayAtSpecifiedRate);
ReasonForWaitingToPlay = new BehaviorSubject <string>("AVPlayerWaitingWithNoItemToPlayReason");
ThePlayer?.Dispose();
ThePlayer = new AVPlayer();
ThePlayer.AddObserver(this, "status", NSKeyValueObservingOptions.New, IntPtr.Zero);
ThePlayer.AddObserver(this, "error", NSKeyValueObservingOptions.New, IntPtr.Zero);
ThePlayer.AddObserver(this, "timeControlStatus", NSKeyValueObservingOptions.New, IntPtr.Zero);
ThePlayer.AddObserver(this, "reasonForWaitingToPlay", NSKeyValueObservingOptions.New, IntPtr.Zero);
ReasonForWaitingToPlay.Subscribe(status =>
{
Debug.WriteLine("Reason: " + status);
});
TimeControlStatus.Subscribe(status =>
{
Debug.WriteLine("TimeControlStatus: " + status);
});
PlayerStates = TimeControlStatus.Zip(ReasonForWaitingToPlay, (status, reason) =>
{
switch (status)
{
case AVPlayerTimeControlStatus.Paused:
if (reason == "AVPlayerWaitingWithNoItemToPlayReason")
{
return(PlayerState.Idle);
}
if ((ThePlayer.CurrentTime.Value != 0) && (ThePlayer.CurrentTime.Value == ThePlayer.CurrentItem.Duration.Value))
{
return(PlayerState.Ended);
}
return(PlayerState.Paused);
case AVPlayerTimeControlStatus.WaitingToPlayAtSpecifiedRate:
if (reason == "AVPlayerWaitingWithNoItemToPlayReason")
{
return(PlayerState.Idle);
}
return(PlayerState.Buffering);
case AVPlayerTimeControlStatus.Playing:
return(PlayerState.Playing);
default:
throw new ArgumentOutOfRangeException(nameof(status), status, null);
}
});
PlayerStates
.Subscribe(change =>
{
Debug.WriteLine("------------------------Status: " + change.ToString());
});
}
