scummvm/engines/toltecs/sound.h
2014-02-18 02:39:39 +01:00

80 lines
2.0 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 2
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#ifndef TOLTECS_SOUND_H
#define TOLTECS_SOUND_H
#include "audio/mixer.h" // for Audio::SoundHandle
#include "toltecs/toltecs.h"
namespace Toltecs {
// 0x1219
enum SoundChannelType {
kChannelTypeEmpty = 0,
kChannelTypeBackground = -1,
kChannelTypeSfx = -2,
kChannelTypeSpeech = -3
};
struct SoundChannel {
int16 resIndex;
int16 type;
int16 volume;
int16 panning;
Audio::SoundHandle handle;
};
const int kMaxChannels = 4;
class Sound {
public:
Sound(ToltecsEngine *vm);
~Sound();
void playSpeech(int16 resIndex);
void playSound(int16 resIndex, int16 type, int16 volume);
void playSoundAtPos(int16 resIndex, int16 x, int16 y);
void updateSpeech();
void stopSpeech();
void stopAll();
void saveState(Common::WriteStream *out);
void loadState(Common::ReadStream *in, int version);
protected:
ToltecsEngine *_vm;
SoundChannel channels[kMaxChannels];
void clearChannel(int channel);
void internalPlaySound(int16 resIndex, int16 type, int16 volume, int16 panning);
Audio::Mixer::SoundType getScummVMSoundType(SoundChannelType type) const;
};
} // End of namespace Toltecs
#endif /* TOLTECS_SOUND_H */