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 AGOS_SOUND_H
#define AGOS_SOUND_H
 
#include "audio/audiostream.h"
#include "audio/mixer.h"
#include "agos/intern.h"
#include "common/str.h"
 
namespace Common {
class File;
}
 
namespace AGOS {
 
class BaseSound;
 
class AGOSEngine;
 
class Sound {
private:
    AGOSEngine *_vm;
 
    Audio::Mixer *_mixer;
 
    BaseSound *_voice;
    BaseSound *_effects;
 
    uint16 *_filenums;
    uint32 *_offsets;
    uint16 _lastVoiceFile;
 
    Audio::SoundHandle _voiceHandle;
    Audio::SoundHandle _effectsHandle;
    Audio::SoundHandle _ambientHandle;
    Audio::SoundHandle _sfx5Handle;
 
    bool _hasEffectsFile;
    bool _hasVoiceFile;
    uint16 _ambientPlaying;
    uint _voicePlaying;
 
    // Personal Nightmare specific
    byte *_soundQueuePtr;
    uint16 _soundQueueNum;
    uint32 _soundQueueSize;
    uint16 _soundQueueFreq;
public:
    Sound(AGOSEngine *vm, const GameSpecificSettings *gss, Audio::Mixer *mixer);
    ~Sound();
 
    enum TypeFlags {
        TYPE_AMBIENT = 1 << 0,
        TYPE_SFX     = 1 << 1,
        TYPE_SFX5    = 1 << 2
    };
 
protected:
    void loadVoiceFile(const GameSpecificSettings *gss);
    void loadSfxFile(const GameSpecificSettings *gss);
 
public:
    void readSfxFile(const Common::Path &filename);
    void loadSfxTable(const char *gameFilename, uint32 base);
    void readVoiceFile(const Common::Path &filename);
 
    void playVoice(uint sound);
    void playEffects(uint sound);
    void playAmbient(uint sound);
 
    // Personal Nightmare specific
    void handleSoundQueue();
    void queueSound(byte *ptr, uint16 sound, uint32 size, uint16 freq);
 
    // Elvira 1/2 and Waxworks specific
    void playRawData(byte *soundData, uint sound, uint size, uint freq);
 
    // Feeble Files specific
    void playAmbientData(byte *soundData, uint sound, uint pan, uint vol);
    void playSfxData(byte *soundData, uint sound, uint pan, uint vol);
    void playSfx5Data(byte *soundData, uint sound, uint pan, uint vol);
    void playSoundData(Audio::SoundHandle *handle, byte *soundData, uint sound, int pan = 0, int vol = 0, bool loop = false);
    void playVoiceData(byte *soundData, uint sound);
    void switchVoiceFile(const GameSpecificSettings *gss, uint disc);
 
    bool hasVoice() const;
    bool isSfxActive() const;
    bool isVoiceActive() const;
    uint getCurrentVoice() const { return _voicePlaying; }
    void stopAllSfx();
    void stopSfx();
    void stopSfx5();
    void stopVoice();
    void stopAll();
    void effectsMute(bool mute, uint16 effectsVolume);
    void ambientMute(bool mute, uint16 effectsVolume);
};
 
} // End of namespace AGOS
 
#endif