public AudioMessage(string pType, AudioResource pResource, float pVolume, int pId)
{
Type = pType;
Resource = pResource;
Volume = pVolume;
ID = pId;
Sender = null;
Recipient = null;
}
/// <summary>
/// Will play the given AudioResource at the specified volume
/// </summary>
/// <param name="pResource">The resource to play</param>
/// <param name="pVolume">The volume at which to play the sound</param>
/// <returns>ID for the instance of the sound play</returns>
public static int Play(AudioResource pResource, float pVolume)
{
System.Diagnostics.Debug.Assert(pVolume >= MinVolume);
System.Diagnostics.Debug.Assert(pVolume <= MaxVolume);
var id = GetSoundId();
_messages.SendMessage(new AudioMessage("Play", pResource, pVolume, id));
return(id);
}
/// <summary>
/// Will play the given sound only if it is not currently playing at the specified volume
/// </summary>
/// <param name="pResource">The resource to play</param>
/// <param name="pVolume">The volume at which to play the sound</param>
/// <param name="pId">The ID of last time the resource was played</param>
/// <returns>ID of the instance of the sound play</returns>
public static int PlayOnce(AudioResource pResource, float pVolume, int pId)
{
System.Diagnostics.Debug.Assert(pVolume >= MinVolume);
System.Diagnostics.Debug.Assert(pVolume <= MaxVolume);
if (_playingSounds.ContainsKey(pId))
{
return(pId);
}
return(Play(pResource, pVolume));
}
public void ReceiveMessage(IMessage pMessage)
{
var m = (AudioMessage)pMessage;
AudioResource resource = m.Resource;
float volume = m.Volume;
SourceVoice voice;
switch (pMessage.Type)
{
case "Play":
case "Loop":
System.Diagnostics.Debug.Assert(!resource.Disposed, "Audio resource has been disposed");
GetVoice(resource, m.ID, pMessage.Type == "Loop", out voice);
if (voice.Volume != volume)
{
voice.SetVolume(volume);
Device.CommitChanges();
}
resource.Play(voice);
_playingSounds.Add(m.ID, voice);
break;
case "Stop":
if (_playingSounds.ContainsKey(m.ID))
{
voice = _playingSounds[m.ID];
voice.Stop();
voice.FlushSourceBuffers();
_playingSounds.Remove(m.ID);
}
break;
case "Pause":
if (_playingSounds.ContainsKey(m.ID))
{
voice = _playingSounds[m.ID];
voice.Stop();
}
break;
case "Resume":
if (_playingSounds.ContainsKey(m.ID))
{
voice = _playingSounds[m.ID];
voice.Start();
}
break;
}
}
/// <summary>
/// Gets a free voice from the voice pool. If none are available a new one is created
/// </summary>
/// <param name="pSound">Sound to play with the voice</param>
private static void GetVoice(AudioResource pSound, int pId, bool pLoop, out SourceVoice pVoice)
{
lock (_freeVoices)
{
if (_freeVoices.Count == 0)
{
pVoice = new SourceVoice(Device, pSound.Stream, true);
}
else
{
pVoice = _freeVoices[_freeVoices.Count - 1];
_freeVoices.RemoveAt(_freeVoices.Count - 1);
}
var cb = new SoundCompleteCallback(pVoice, pId, pSound);
cb.AddCallback(pLoop);
}
}
public void SetAudio(string pAlias)
{
_sound = ResourceManager.Request <AudioResource>(pAlias);
}
public AudioComponent(string pAlias)
{
_sound = ResourceManager.Request <AudioResource>(pAlias);
Volume = AudioPlayer.MaxVolume;
}
/// <summary>
/// Will play the given sound only if it is not currently playing
/// </summary>
/// <param name="pResource">The resource to play</param>
/// <param name="pId">The ID of last time the resource was played</param>
/// <returns>ID of the instance of the sound play</returns>
public static int PlayOnce(AudioResource pResource, int pId)
{
return(PlayOnce(pResource, MaxVolume, pId));
}
/// <summary>
/// Will play the given AudioResource
/// </summary>
/// <param name="pResource">The resource to play</param>
/// <returns>ID for the instance of the sound play</returns>
public static int Play(AudioResource pResource)
{
return(Play(pResource, MaxVolume));
}
public SoundCompleteCallback(SourceVoice pVoice, int pId, AudioResource pResources)
{
_voice = pVoice;
_resource = pResources;
_id = pId;
}
/// <summary>
/// Will loop the sound indefinitely until <see cref="Stop(int)"/> is called
/// </summary>
/// <param name="pResource">The resource to loop</param>
/// <returns>ID of the instance of the sound play</returns>
public static int Loop(AudioResource pResource)
{
return(Loop(pResource, MaxVolume));
}
