/// <summary>
/// cTor: creates a Player Task (BG Worker)
/// </summary>
public LoopWorker( )
{
_playerWaitHandle = new AutoResetEvent(false);
_player = new WaveProc(_playerWaitHandle, true);
this.WorkerSupportsCancellation = true;
this.WorkerReportsProgress = true;
this.DoWork += SoundWorker_DoWork;
}
/// <summary>
/// cTor: create from a number of values
/// </summary>
/// <param name="melody">Melody to play from</param>
/// <param name="note">The Note to play</param>
/// <param name="loops">Loops to add (max 5)</param>
/// <param name="volume">Volume to play with (default = 1.0)</param>
/// <param name="speed">Speed Factor (default = 1.0)</param>
public SoundBite(Melody melody, uint note, uint loops, float volume = 1.0f, float speed = 1.0f)
{
Melody = melody;
var tune = WaveProc.GetInstalledSounds().Where(x => x.Melody == melody).FirstOrDefault();
if (tune == null)
{
// sould not happen .....
LOG.LogError($"SoundBite: Cannot find the Melody: {melody}");
Melody = Melody.Silence;
return;
}
Tone = (note < tune.NumTones) ? note : note % tune.NumTones; // safeguard Note
Volume = (volume >= 0) ? volume : 0; // must be >= 0.0
Loops = (loops <= 5) ? loops : 5; // must be <= 5
SpeedFact = (speed > 0) ? speed : 1; // must be > 0.0
}
/// <summary>
/// Start the Sound processing
/// </summary>
/// <param name="parameter">A parameter obj to use (NOT USED)</param>
public void InitPlayer(object parameter)
{
if (!this.IsBusy)
{
// restart
_player?.Dispose( );
_playerWaitHandle.Dispose( );
_playerWaitHandle = new AutoResetEvent(false);
_player = new WaveProc(_playerWaitHandle, true);
ClearSoundBites( );
_progressCount = 0;
this.RunWorkerAsync(parameter);
}
else
{
throw new InvalidOperationException("PingLib-Loop: ERROR - Cannot InitPlayer while Busy. Must Cancel first!");
}
}