scummvm/engines/trecision/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 TRECISION_SOUND_H
#define TRECISION_SOUND_H

#include "trecision/fastfile.h"
#include "common/stream.h"
#include "audio/mixer.h"
#include "audio/audiostream.h"

namespace Trecision {

#define SOUND_OFF 0
#define SOUND_ON 1

#define MAXSOUNDS 4
#define SAMPLEVOICES 6
#define NUMSAMPLES   145            // Maximum number of samples in the game

#define VOLUME(a)	( (a * 255) / 127 )
#define TIME(a)		( (a * 3) / 50 )

struct SSound {
	Common::String _name;
	uint8 _volume;
	uint8 _flag;
	int8  _panning;
};

enum SoundType {
	kSoundTypeMusic = 0,
	kSoundTypeSpeech = 1,
	kSoundTypeSfx = 2,
	kSoundTypeStep = 3
};

class TrecisionEngine;

class SoundManager {
public:
	SoundManager(TrecisionEngine *vm);
	~SoundManager();

private:
	TrecisionEngine *_vm;
	FastFile _speechFile; // nlspeech.cd0

	Audio::SoundHandle _soundHandles[MAXSOUNDS];
	SSound _gSample[NUMSAMPLES];

	Audio::SeekableAudioStream *_stepLeftStream;
	Audio::SeekableAudioStream *_stepRightStream;

public:
	Audio::SeekableAudioStream *loadWAV(Common::SeekableReadStream *stream, DisposeAfterUse::Flag disposeAfterUse = DisposeAfterUse::YES);
	void play(int soundId);
	void stopSoundType(SoundType type);
	void stopAll();
	void stopAllExceptMusic();
	void soundStep(int midx, int midz, int act, int frame);
	int32 talkStart(const Common::String &name);
	void loadRoomSounds();

	void loadSamples(Common::SeekableReadStreamEndian *stream);
};


} // End of namespace Trecision

#endif