scummvm/engines/saga2/audio.h
2021-12-26 18:48:43 +01:00

118 lines
2.6 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
* aint32 with this program; if not, write to the Free Software
*
*
* Based on the original sources
* Faery Tale II -- The Halls of the Dead
* (c) 1993-1996 The Wyrmkeep Entertainment Co.
*/
#ifndef SAGA2_AUDIO_H
#define SAGA2_AUDIO_H
#include "audio/mixer.h"
namespace Saga2 {
class Music;
class hResContext;
#define Here Point32(0,0)
enum VolumeTarget {
kVolSfx,
kVolVoice,
kVolMusic
};
struct SoundInstance {
uint32 seg;
bool loop;
Point32 loc;
};
class AudioInterface {
private:
enum {
kClickSounds = 3
};
SoundInstance _currentSpeech;
SoundInstance _currentLoop;
SoundInstance _currentMusic;
public:
Audio::SoundHandle _speechSoundHandle;
Audio::SoundHandle _sfxSoundHandle;
Audio::SoundHandle _bgmSoundHandle;
Audio::SoundHandle _clickSoundHandle;
Audio::SoundHandle _loopSoundHandle;
Common::List<SoundInstance> _speechQueue;
Common::Queue<SoundInstance> _sfxQueue;
Audio::Mixer *_mixer;
Music *_music;
int32 _clickSizes[kClickSounds];
uint8 *_clickData[kClickSounds];
public:
// ctor, dtor, initialization
AudioInterface();
~AudioInterface();
// init, cleanup
void initAudioInterface(hResContext *musicContext);
// event loop calls
bool playFlag();
void playMe();
// music calls
void playMusic(uint32 s, int16 loopFactor = 1, Point32 where = Here);
void stopMusic();
// sound calls
void queueSound(uint32 s, int16 loopFactor = 1, Point32 where = Here);
// loop calls
void playLoop(uint32 s, int16 loopFactor = 0, Point32 where = Here);
void stopLoop();
void setLoopPosition(Point32 newLoc);
uint32 currentLoop() {
return _currentLoop.seg;
}
// voice calls
void queueVoice(uint32 s, Point32 where = Here);
void queueVoice(uint32 s[], Point32 where = Here);
void stopVoice();
bool talking();
bool saying(uint32 s);
byte getVolume(VolumeTarget src);
void suspend();
void resume();
};
} // end of namespace Saga2
#endif