scummvm/engines/gob/sound/sound.h
2016-04-14 17:18:33 +03:00

182 lines
4.2 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#ifndef GOB_SOUND_SOUND_H
#define GOB_SOUND_SOUND_H
#include "common/str.h"
#include "gob/sound/sounddesc.h"
namespace Gob {
class GobEngine;
class BackgroundAtmosphere;
class PCSpeaker;
class SoundBlaster;
class ADLPlayer;
class MUSPlayer;
class Infogrames;
class Protracker;
class CDROM;
class Sound {
public:
enum BackgroundPlayMode {
kPlayModeLinear,
kPlayModeRandom
};
static const int kSoundsCount = 60;
Sound(GobEngine *vm);
~Sound();
static void convToSigned(byte *buffer, int length);
// Samples
SoundDesc *sampleGetBySlot(int slot);
const SoundDesc *sampleGetBySlot(int slot) const;
int sampleGetNextFreeSlot() const;
bool sampleLoad(SoundDesc *sndDesc, SoundType type, const char *fileName);
void sampleFree(SoundDesc *sndDesc, bool noteAdLib = false, int index = -1);
// SoundBlaster
void blasterPlay(SoundDesc *sndDesc, int16 repCount,
int16 frequency, int16 fadeLength = 0);
void blasterStop(int16 fadeLength, SoundDesc *sndDesc = 0);
void blasterPlayComposition(const int16 *composition, int16 freqVal,
SoundDesc *sndDescs = 0, int8 sndCount = kSoundsCount);
void blasterStopComposition();
void blasterRepeatComposition(int32 repCount);
char blasterPlayingSound() const;
void blasterSetRepeating(int32 repCount);
void blasterWaitEndPlay(bool interruptible = false, bool stopComp = true);
// PCSpeaker
void speakerOn(int16 frequency, int32 length = -1);
void speakerOff();
void speakerOnUpdate(uint32 millis);
// AdLib
bool adlibLoadADL(const char *fileName);
bool adlibLoadADL(byte *data, uint32 size, int index = -1);
bool adlibLoadMDY(const char *fileName);
bool adlibLoadTBR(const char *fileName);
void adlibUnload();
void adlibPlayTrack(const char *trackname);
void adlibPlayBgMusic();
void adlibPlay();
void adlibStop();
bool adlibIsPlaying() const;
int adlibGetIndex() const;
int32 adlibGetRepeating() const;
void adlibSetRepeating(int32 repCount);
void adlibSyncVolume();
// Infogrames
bool infogramesLoadInstruments(const char *fileName);
bool infogramesLoadSong(const char *fileName);
void infogramesPlay();
void infogramesStop();
// Protracker
bool protrackerPlay(const char *fileName);
void protrackerStop();
// CD-ROM
void cdLoadLIC(const Common::String &fname);
void cdUnloadLIC();
void cdPlayBgMusic();
void cdPlayMultMusic();
void cdPlay(const Common::String &);
void cdStop();
bool cdIsPlaying() const;
int32 cdGetTrackPos(const char *keyTrack = 0) const;
const char *cdGetCurrentTrack() const;
void cdTest(int trySubst, const char *label);
// Background Atmosphere
void bgPlay(const char *file, SoundType type);
void bgPlay(const char *base, const char *ext, SoundType type, int count);
void bgStop();
void bgSetPlayMode(BackgroundPlayMode mode);
void bgShade();
void bgUnshade();
private:
GobEngine *_vm;
bool _hasAdLib;
bool _hasAdLibBg;
SoundDesc _sounds[kSoundsCount];
// Speaker
PCSpeaker *_pcspeaker;
// PCM based
SoundBlaster *_blaster;
BackgroundAtmosphere *_bgatmos;
// AdLib
MUSPlayer *_mdyPlayer;
ADLPlayer *_adlPlayer;
// Amiga Paula
Infogrames *_infogrames;
Protracker *_protracker;
// Audio CD
CDROM *_cdrom;
void createMDYPlayer();
void createADLPlayer();
};
} // End of namespace Gob
#endif // GOB_SOUND_SOUND_H