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/* 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 BLADERUNNER_MUSIC_H
#define BLADERUNNER_MUSIC_H
#include "common/mutex.h"
#include "common/str.h"
namespace BladeRunner {
class AudStream;
class BladeRunnerEngine;
class SaveFileReadStream;
class SaveFileWriteStream;
class Music {
struct Track {
Common::String name;
int volume;
int pan;
int32 timeFadeIn;
int32 timePlay;
int loop;
int32 timeFadeOut;
};
BladeRunnerEngine *_vm;
Common::Mutex _mutex;
int _musicVolume;
int _channel;
bool _isNextPresent;
bool _isPlaying;
bool _isPaused;
Track _current;
Track _next;
byte *_data;
AudStream *_stream;
public:
Music(BladeRunnerEngine *vm);
~Music();
bool play(const Common::String &trackName, int volume, int pan, int32 timeFadeIn, int32 timePlay, int loop, int32 timeFadeOut);
void stop(uint32 delay);
void adjust(int volume, int pan, uint32 delay);
bool isPlaying();
void setVolume(int volume);
int getVolume();
void playSample();
void save(SaveFileWriteStream &f);
void load(SaveFileReadStream &f);
private:
void adjustVolume(int volume, uint32 delay);
void adjustPan(int pan, uint32 delay);
void ended();
void fadeOut();
void next();
static void mixerChannelEnded(int channel, void *data);
static void timerCallbackFadeOut(void *refCon);
static void timerCallbackNext(void *refCon);
byte *getData(const Common::String &name);
};
} // End of namespace BladeRunner
#endif
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