/// <summary>
/// Play a file on the layer. If any previous file is playing it will be stopped.
/// </summary>
/// <param name="file">The file to play.</param>
public ContinuousAction Play(SoundFile file)
{
ContinuousAction thisAction = new ContinuousAction();
void PlayInternal()
{
// Stop whatever was playing before.
StopPlayingAll(true);
// Queue the file.
AL.SourceQueueBuffer(_pointer, file.Pointer);
_playList.Add(file);
Helpers.CheckErrorAL($"queuing single in source {_pointer}");
// Play it.
AL.SourcePlay(_pointer);
Status = SoundStatus.Playing;
Helpers.CheckErrorAL($"playing single in source {_pointer}");
Debugger.Log(MessageType.Info, MessageSource.SoundManager, $"Started playing [{file.Name}] on {ToString()}.");
thisAction.Done();
}
// Check if forcing a fade out.
if (FadeOutOnChange)
{
SetupForceFadeOut(PlayInternal);
}
else
{
ALThread.ExecuteALThread(PlayInternal);
}
return(thisAction);
}
/// <summary>
/// Stop playing any files.
/// </summary>
/// <param name="now">Whether to stop instantly or perform FadeOutOnChange if enabled.</param>
public ContinuousAction StopPlayingAll(bool now = false)
{
ContinuousAction thisAction = new ContinuousAction();
void StopPlayingAllInternal()
{
Debugger.Log(MessageType.Info, MessageSource.SoundManager, $"Stopped {ToString()}.");
// Stop playback, clear played buffer.
AL.Source(_pointer, ALSourceb.Looping, false);
AL.SourceStop(_pointer);
// Remove played buffers.
RemovePlayed();
Status = SoundStatus.Stopped;
Helpers.CheckErrorAL("stopping");
// Reset tracker variables.
PerformReset();
thisAction.Done();
}
if (FadeOutOnChange && !now)
{
SetupForceFadeOut(StopPlayingAllInternal);
}
else
{
ALThread.ExecuteALThread(StopPlayingAllInternal);
}
return(thisAction);
}
/// <summary>
/// Queue a file to be played on the layer.
/// </summary>
/// <param name="file"></param>
public ContinuousAction QueuePlay(SoundFile file)
{
ContinuousAction thisAction = new ContinuousAction();
void QueuePlayInternal()
{
Debugger.Log(MessageType.Info, MessageSource.SoundManager, $"Queued [{file.Name}] on {ToString()}.");
// If playback is over but stop wasn't called then cleanup needs to be performed.
if (Status == SoundStatus.Stopped)
{
PerformReset();
}
AL.SourceQueueBuffer(_pointer, file.Pointer);
_playList.Add(file);
Helpers.CheckErrorAL($"queuing in source {_pointer}");
// Play if not playing.
if (Status != SoundStatus.Stopped)
{
return;
}
AL.SourcePlay(_pointer);
Status = SoundStatus.Playing;
Helpers.CheckErrorAL($"playing source {_pointer}");
Debugger.Log(MessageType.Info, MessageSource.SoundManager, $"Started playing [{file.Name}] on {ToString()}.");
thisAction.Done();
}
if (FadeOutOnChange)
{
SetupForceFadeOut(QueuePlayInternal);
}
else
{
ALThread.ExecuteALThread(QueuePlayInternal);
}
return(thisAction);
}
/// <summary>
/// Destroy the layer freeing resources.
/// </summary>
public ContinuousAction Dispose()
{
ContinuousAction thisAction = new ContinuousAction();
ALThread.ExecuteALThread(() =>
{
Debugger.Log(MessageType.Info, MessageSource.SoundManager, $"Destroyed {ToString()}.");
StopPlayingAll(true);
AL.DeleteSource(_pointer);
Helpers.CheckErrorAL($"cleanup of source {_pointer}");
_pointer = -1;
_playList.Clear();
thisAction.Done();
});
return(thisAction);
}
