void InitializePlayState()
{
PlayState initialPlayState = PlayState.CreatePlayState();
initialPlayState = PlayState.SetTimeMode(initialPlayState, TimeModeEnum.NORMAL);
initialPlayState = PlayState.SetPlayMode(initialPlayState, PlayModeEnum.PLAYING);
UpdatePlayState(initialPlayState);
}
public void SetPlayMode(PlayModeEnum aPlayMode)
{
PlayState newPlayState = PlayState.SetPlayMode(this.currentState, aPlayMode);
UpdatePlayState(newPlayState);
}