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/* ScummVM - Scumm Interpreter
* Copyright (C) 2001 Ludvig Strigeus
* Copyright (C) 2001-2003 The ScummVM project
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header$
*
*/
#ifndef IMUSE_DIGI_H
#define IMUSE_DIGI_H
#include "scummsys.h"
#define MAX_DIGITAL_CHANNELS 8
#define MAX_IMUSE_JUMPS 1
#define MAX_IMUSE_REGIONS 3
class Scumm;
class IMuseDigital {
private:
struct Region {
uint32 _offset; // begin of region
uint32 _length; // length of region
};
struct Jump {
uint32 _offset; // jump position
uint32 _dest; // jump to
uint32 _id; // id of jump
uint32 _numLoops; // allmost 500 except one value: 2
};
struct Channel {
int8 _volumeRight;
int8 _volume;
int8 _volumeFade;
int8 _volumeFadeParam;
int8 _volumeFadeStep;
uint32 _delay;
bool _isJump;
uint32 _numLoops;
uint32 _offsetStop;
Jump _jump[MAX_IMUSE_JUMPS];
uint32 _numJumps;
Region _region[MAX_IMUSE_REGIONS];
uint32 _numRegions;
uint32 _offset;
byte *_data;
uint32 _freq;
uint32 _channels;
uint32 _bits;
uint32 _size;
int32 _idSound;
uint32 _mixerSize;
uint8 _mixerFlags;
int _mixerChannel;
bool _used;
bool _toBeRemoved;
};
Channel _channel[MAX_DIGITAL_CHANNELS];
Scumm *_scumm;
bool _pause;
public:
IMuseDigital(Scumm *scumm);
~IMuseDigital();
void handler();
void startSound(int sound);
void stopSound(int sound);
void stopAll();
void pause(bool pause);
int32 doCommand(int a, int b, int c, int d, int e, int f, int g, int h);
int getSoundStatus(int sound);
};
#endif
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