public override void Play()
{
if (IsPlaying == false)
{
channel = SdlMixer.Mix_PlayChannel(-1, sound, LoopCount);
if (channel == -1)
{
Trace.WriteLine(string.Format("Error: {0}", SdlMixer.Mix_GetError()));
}
}
else
{
SdlMixer.Mix_PlayChannel(channel, sound, LoopCount);
}
SetPanning();
SetVolume();
watch.Reset();
watch.Start();
audio.RegisterChannel(channel, this);
mIsPlaying = true;
}
public void SetGetError()
{
string error = "Hi there";
SdlMixer.Mix_SetError(error);
Assert.AreEqual(SdlMixer.Mix_GetError(), error);
}
/**
* Constructor initializes SDL Audio
* allocates DEFAULTNUMCHANNELS channels
* and sets the SDL ChannelFinished delegate
*
* @param theEngine The Engine.
*/
public AudioComponent(MirrorEngine engine)
: base(engine)
{
if (Sdl.SDL_InitSubSystem(Sdl.SDL_INIT_AUDIO) != 0)
{
throw new Exception("Could not init SDL Audio: " + Sdl.SDL_GetError());
}
if (SdlMixer.Mix_OpenAudio(44100, (short)Sdl.AUDIO_S16SYS, 2, 2048) == -1)
{
throw new Exception("Could not init SDL_Mixer: " + SdlMixer.Mix_GetError());
}
//Channel Setup
openChannels = new LinkedList <int>();
addChannels(DEFAULTNUMCHANNELS);
cfinished = freeChannel;
SdlMixer.Mix_ChannelFinished(cfinished);
}
/**
* Plays a Handle to an ogg file. Any previously playing music will be stopped
*
* @param song The song to play. Providing no song will play the currentSong.
*
* @param loop whether or not to loop the music.
*/
public void playSong(bool loop, Handle song = null)
{
if (song == null)
{
song = currentSong;
}
if (song == null)
{
return;
}
SongSample sample = song.getResource <SongSample>();
int retValue = SdlMixer.Mix_PlayMusic(sample.handle, (loop) ? -1 : 1);
if (retValue == -1)
{
Trace.WriteLine("Music::play(): Could not play music: " + SdlMixer.Mix_GetError());
}
else
{
currentSong = song;
}
}