wagic/JGE/include/JSoundSystem.h

//-------------------------------------------------------------------------------------
//
// JGE++ is a hardware accelerated 2D game SDK for PSP/Windows.
//
// Licensed under the BSD license, see LICENSE in JGE root for details.
//
// Copyright (c) 2007 James Hui (a.k.a. Dr.Watson) <jhkhui@gmail.com>
//
//-------------------------------------------------------------------------------------

#ifndef _JSOUNDSYSTEM_H_
#define _JSOUNDSYSTEM_H_

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>

#include "JTypes.h"

#ifdef ANDROID
#include <SLES/OpenSLES.h>
#include "SLES/OpenSLES_Android.h"

#elif defined USE_PHONON
    #include <phonon/AudioOutput>
    #include <phonon/MediaObject>
#else
#ifdef WIN32
    #include <windows.h>
#define WITH_FMOD
#elif defined (PSP)
    #include <pspgu.h>
    #include <pspkernel.h>
    #include <pspdisplay.h>
    #include <pspdebug.h>
    #include <pspctrl.h>
    #include <time.h>
    #include <string.h>
    #include <pspaudiolib.h>
    #include <psprtc.h>

    #include "JAudio.h"
    #include "JMP3.h"
#endif
#ifdef WITH_FMOD
    #include "../Dependencies/include/fmod.h"
#endif
#endif

//------------------------------------------------------------------------------------------------
using namespace std;

#ifdef USE_PHONON
class JMusic : public QObject
{
    Q_OBJECT
#else
class JMusic
{
#endif
public:
    JMusic();
    ~JMusic();
    void Update();
    int getPlayTime();

#ifdef USE_PHONON
    Phonon::AudioOutput* mOutput;
    Phonon::MediaObject* mMediaObject;
    public slots:
    void seekAtTheBegining();
#elif defined (PSP)
    JMP3* mTrack;
#elif defined (IOS)
    std::string filename;
    std::string key;
    std::string ext;
#elif defined WITH_FMOD
    FSOUND_SAMPLE* mTrack;		// MP3 needed to be of "sample" type for FMOD, FMUSIC_MODULE is for MODs
#elif defined ANDROID
    SLObjectItf playerObject;
    SLPlayItf playInterface;
    SLSeekItf seekInterface;
#else
    void* mTrack;
#endif  //WITH_FMOD

};


//------------------------------------------------------------------------------------------------    
class JSample
{
 public:
    JSample();
    ~JSample();

    unsigned long fileSize();

#if defined (PSP)
    WAVDATA *mSample;
#elif defined (IOS)
    std::string filename;
    std::string key;
    std::string ext;
    
    void* mSample;
#elif defined  (WITH_FMOD)
    FSOUND_SAMPLE *mSample;
#elif defined (USE_PHONON)
    Phonon::AudioOutput* mOutput;
    Phonon::MediaObject* mMediaObject;
    void* mSample;
#elif defined ANDROID
    SLObjectItf playerObject;
    SLPlayItf playInterface;
    void* mSample;
#else
    void* mSample;
#endif
};


//////////////////////////////////////////////////////////////////////////
/// Sound engine for playing sound effects (WAV) and background
/// music (MP3).
///
//////////////////////////////////////////////////////////////////////////
class JSoundSystem
{

public:

	//////////////////////////////////////////////////////////////////////////
	/// Get the singleton instance
	///
	//////////////////////////////////////////////////////////////////////////
	static JSoundSystem* GetInstance();

	static void Destroy();



	//////////////////////////////////////////////////////////////////////////
	/// Load music.
	///
	/// @note MP3 is the only supported format for the moment.
	///
	/// @param filename - Name of the music file.
	///
	//////////////////////////////////////////////////////////////////////////
	JMusic *LoadMusic(const char *fileName);

	//////////////////////////////////////////////////////////////////////////
	/// Delete music from memory.
	///
	/// @param music - Music to be deleted.
	///
	//////////////////////////////////////////////////////////////////////////
	//void FreeMusic(JMusic *music);

	//////////////////////////////////////////////////////////////////////////
	/// Play music.
	///
	/// @param music - Music to be played.
	/// @param looping - Play the music in a loop.
	///
	//////////////////////////////////////////////////////////////////////////
	void PlayMusic(JMusic *music, bool looping = false);

	//////////////////////////////////////////////////////////////////////////
	/// Stop playing.
	///
	/// @param music - Music to be stopped.
	///
	//////////////////////////////////////////////////////////////////////////
	void StopMusic(JMusic *music);

    
	//////////////////////////////////////////////////////////////////////////
	/// Resume playing.
	///
	/// @param music - Music to be resumed.
	///
	//////////////////////////////////////////////////////////////////////////
	void ResumeMusic(JMusic *music);
    
	//////////////////////////////////////////////////////////////////////////
	/// Pause playing.
	///
	/// @param music - Music to be paused.
	///
	//////////////////////////////////////////////////////////////////////////
	void PauseMusic(JMusic *music);

	//////////////////////////////////////////////////////////////////////////
	/// Load sound effect.
	///
	/// @note WAV sound effect only.
	///
	/// @param fileName - Sound effect for loading.
	///
	//////////////////////////////////////////////////////////////////////////
	JSample *LoadSample(const char *fileName);

	//////////////////////////////////////////////////////////////////////////
	/// Delete sound effect from memory.
	///
	/// @param sample - Sound to be deleted.
	///
	//////////////////////////////////////////////////////////////////////////
	//void FreeSample(JSample *sample);

	//////////////////////////////////////////////////////////////////////////
	/// Play sound effect.
	///
	/// @param sample - Sound for playing.
	///
	//////////////////////////////////////////////////////////////////////////
	void PlaySample(JSample *sample);

	//////////////////////////////////////////////////////////////////////////
	/// Set volume for audio playback.
	///
	/// @param volume - New volume.
	///
	//////////////////////////////////////////////////////////////////////////
  void SetVolume(int volume);

	void SetMusicVolume(int volume);

  void SetSfxVolume(int volume);

  	int mChannel;
protected:
	JSoundSystem();
	~JSoundSystem();

	void InitSoundSystem();
	void DestroySoundSystem();

private:

#ifdef WIN32
	JMusic *mCurrentMusic;
#endif

	int mVolume;
  int mMusicVolume;
  int mSampleVolume;


	static JSoundSystem* mInstance;

};

#endif