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

97 lines
2.2 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 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/>.
*
*/
#ifndef SKY_SOUND_H
#define SKY_SOUND_H
#include "common/scummsys.h"
#include "audio/mixer.h"
namespace Sky {
class Disk;
enum {
SOUND_CH0 = 0,
SOUND_CH1 = 1,
SOUND_BG = 2,
SOUND_VOICE = 3,
SOUND_SPEECH = 4
};
struct SfxQueue {
uint8 count, fxNo, chan, vol;
};
#define MAX_QUEUED_FX 4
class Sound {
protected:
public:
Audio::Mixer *_mixer;
Audio::SoundHandle _voiceHandle;
Audio::SoundHandle _effectHandle;
Audio::SoundHandle _bgSoundHandle;
Audio::SoundHandle _ingameSound0, _ingameSound1, _ingameSpeech;
uint16 _saveSounds[2];
protected:
void playSound(uint32 id, byte *sound, uint32 size, Audio::SoundHandle *handle);
public:
Sound(Audio::Mixer *mixer, Disk *pDisk, uint8 pVolume);
~Sound();
void loadSection(uint8 pSection);
void playSound(uint16 sound, uint16 volume, uint8 channel);
void fnStartFx(uint32 sound, uint8 channel);
bool startSpeech(uint16 textNum);
bool speechFinished() { return !_mixer->isSoundHandleActive(_ingameSpeech); }
void fnPauseFx();
void fnUnPauseFx();
void fnStopFx();
void stopSpeech();
void checkFxQueue();
void restoreSfx();
uint8 _soundsTotal;
private:
Disk *_skyDisk;
uint16 _sfxBaseOfs;
uint8 *_soundData;
uint8 *_sampleRates, *_sfxInfo;
uint8 _mainSfxVolume;
bool _isPaused;
static uint16 _speechConvertTable[8];
static SfxQueue _sfxQueue[MAX_QUEUED_FX];
};
} // End of namespace Sky
#endif