sound.h

/* 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 WAYNESWORLD_SOUND_H
#define WAYNESWORLD_SOUND_H
 
#include "common/scummsys.h"
#include "audio/midiplayer.h"
 
#define MAX_SOUNDS 20
 
namespace Audio {
class AudioStream;
class SoundHandle;
}
 
namespace WaynesWorld {
 
class WaynesWorldEngine;
 
class SoundManager {
    Audio::AudioStream *_stream;
    Common::String _filename;
 
private:
    WaynesWorldEngine *_vm;
    Audio::Mixer *_mixer;
    Audio::SoundHandle *_effectsHandle;
    char _abtLookupTable[256] = {0};
 
    byte decompDelta1(int16 *curVal, byte **src, byte **dst, byte count);
    byte decompDelta2(int16 *curVal, byte **src, byte **dst, byte count);
    byte decompDelta4(int16 *curVal, byte **src, byte **dst, byte count);
    
    byte* abtDecomp(Common::File *fd, int *size, int *freq);
 
public:
    SoundManager(WaynesWorldEngine *vm, Audio::Mixer *mixer);
    ~SoundManager();
 
    void playSound(const char *filename, bool flag);
    bool isSFXPlaying();
 
    void syncVolume();
 
    void stopSound();
};
 
class MusicManager : public Audio::MidiPlayer {
private:
    //WaynesWorldEngine *_vm;
    byte *_music;
 
    // MidiDriver_BASE interface implementation
    void send(uint32 b) override;
 
public:
    MusicManager(WaynesWorldEngine *vm);
    ~MusicManager() override;
 
    bool checkMidiDone();
 
    void midiRepeat();
    void stopSong();
 
    void playMusic(const char *filename, bool loop = false);
 
    void setLoop(bool loop);
};
} // End of namespace WaynesWorld
 
#endif /* WAYNESWORLD_SOUND_H*/