/// <summary>
/// Plays an audio file
/// </summary>
/// <param name="audio">Audio to play out</param>
/// <returns>true if audio was played, false otherwise</returns>
private bool Play(PlayAudioTask audioTask)
{
if (playing || !Monitor.TryEnter(syncObj))
{
return(false);
}
if (audioTask == null)
{
return(false);
}
Audio audio;
int remaining;
bool complete;
if ((audio = audioTask.Audio) == null)
{
return(false);
}
remaining = audioTask.Loop;
complete = false;
playingFilePath = audioTask.FileName;
playing = true;
playingAudio = audio;
lastPlayResult = PlayOperationResult.Error;
try
{
do
{
complete = false;
audio.Play();
while (audio.Playing)
{
if (audio.CurrentPosition >= audio.Duration)
{
audio.Stop();
complete = true;
break;
}
Thread.Sleep(10);
}
} while (complete && ((audioTask.Loop == -1) || (--remaining > 0)));
lastPlayResult = PlayOperationResult.Succeeded;
}
catch
{
lastPlayResult = PlayOperationResult.Error;
return(false);
}
try { audio.Dispose(); }
catch { }
playingAudio = null;
playing = false;
Monitor.Exit(syncObj);
OnStopping();
return(true);
}
/// <summary>
/// Cancels current audio play operations
/// </summary>
public void Stop()
{
if (playingAudio != null)
{
try
{
lock (playingAudio)
{
playingAudio.Pause();
playingAudio.Stop();
}
}
catch { }
lastPlayResult = PlayOperationResult.Canceled;
}
}
