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

91 lines
2.3 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 DREAMWEB_SOUND_H
#define DREAMWEB_SOUND_H
#include "common/array.h"
#include "common/str.h"
#include "audio/mixer.h"
namespace DreamWeb {
class DreamWebEngine;
class DreamWebSound {
public:
DreamWebSound(DreamWebEngine *vm);
~DreamWebSound();
bool loadSpeech(byte type1, int idx1, byte type2, int idx2);
void volumeSet(uint8 value) { _volume = value; }
void volumeChange(uint8 value, int8 direction);
void playChannel0(uint8 index, uint8 repeat);
void playChannel1(uint8 index);
uint8 getChannel0Playing() { return _channel0Playing; }
bool isChannel1Playing() { return _channel1Playing != 255; }
void cancelCh0();
void cancelCh1();
void loadRoomsSample(uint8 sample);
void soundHandler();
void loadSounds(uint bank, const Common::String &suffix);
private:
DreamWebEngine *_vm;
struct Sample {
uint offset;
uint size;
Sample(): offset(), size() {}
};
struct SoundData {
Common::Array<Sample> samples;
Common::Array<uint8> data;
};
SoundData _soundData[2];
Common::Array<uint8> _speechData;
Audio::SoundHandle _channelHandle[2];
uint8 _currentSample;
uint8 _channel0Playing;
uint8 _channel0Repeat;
bool _channel0NewSound;
uint8 _channel1Playing;
bool _channel1NewSound;
uint8 _volume;
uint8 _volumeTo;
int8 _volumeDirection;
uint8 _volumeCount;
void volumeAdjust();
void playSound(uint8 channel, uint8 id, uint8 loops);
void stopSound(uint8 channel);
bool loadSpeech(const Common::String &filename);
};
} // End of namespace DreamWeb
#endif