scummvm/engines/saga/music.h
2021-12-26 18:48:43 +01:00

108 lines
2.7 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 3 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, see <http://www.gnu.org/licenses/>.
*
*/
// Music class
#ifndef SAGA_MUSIC_H
#define SAGA_MUSIC_H
#include "audio/mididrv.h"
#include "audio/mididrv_ms.h"
#include "audio/mt32gm.h"
#include "audio/midiparser.h"
#include "audio/mixer.h"
#include "audio/softsynth/fmtowns_pc98/towns_pc98_driver.h"
class TownsPC98_AudioDriver;
namespace Saga {
enum MusicFlags {
MUSIC_NORMAL = 0,
MUSIC_LOOP = 0x0001
};
class Music {
private:
static const uint8 MUSIC_SUNSPOT = 26;
static const uint8 MT32_GOODBYE_MSG[MidiDriver_MT32GM::MT32_DISPLAY_NUM_CHARS];
public:
Music(SagaEngine *vm, Audio::Mixer *mixer);
~Music();
void close();
bool isPlaying();
bool hasDigitalMusic() { return _digitalMusic; }
void play(uint32 resourceId, MusicFlags flags = MUSIC_NORMAL);
void pause();
void resume();
void stop();
void setVolume(int volume, int time = 1);
int getVolume() { return _currentVolume; }
void resetVolume();
bool isFading();
bool isAdlib() const { return _driverType == MT_ADLIB; }
void syncSoundSettings();
Common::Array<int32> _songTable;
private:
SagaEngine *_vm;
Audio::Mixer *_mixer;
MidiParser *_parser;
MidiDriver_Multisource *_driver;
TownsPC98_AudioDriver *_driverPC98;
Audio::SoundHandle _musicHandle;
uint32 _trackNumber;
int _userVolume;
bool _userMute;
int _targetVolume;
int _currentVolume;
int _currentVolumePercent;
bool _digitalMusic;
MusicType _musicType;
MusicType _driverType;
ResourceContext *_musicContext;
ResourceContext *_digitalMusicContext;
static void musicVolumeGaugeCallback(void *refCon);
static void timerCallback(void *refCon);
void onTimer();
bool playDigital(uint32 resourceId, MusicFlags flags);
void playQuickTime(uint32 resourceId, MusicFlags flags);
void playMidi(uint32 resourceId, MusicFlags flags);
void musicVolumeGauge();
ByteArray *_currentMusicBuffer;
ByteArray _musicBuffer[2];
};
} // End of namespace Saga
#endif