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

85 lines
2.4 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_PALETTE_H
#define TOLTECS_PALETTE_H
#include "common/array.h"
#include "common/system.h"
#include "toltecs/toltecs.h"
namespace Toltecs {
//#define ROT(index) (((index << 4) & 0xF0) | ((index >> 4) & 0x0F))
//#define ROT(index) (index)
class Palette {
public:
Palette(ToltecsEngine *vm);
~Palette();
void setFullPalette(byte *palette);
void getFullPalette(byte *palette);
void setDeltaPalette(byte *palette, byte mask, int8 deltaValue, int16 count, int16 startIndex);
void loadAddPalette(uint resIndex, byte startIndex);
void loadAddPaletteFrom(byte *source, byte startIndex, byte count);
void addFragment(uint resIndex, int16 id);
uint16 findFragment(int16 id);
void clearFragments();
byte getMatchingColor(byte r, byte g, byte b);
void buildColorTransTable(byte limit, int8 deltaValue, byte mask);
byte getColorTransPixel(byte pixel) const { return _colorTransTable[pixel]; }
byte *getMainPalette() { return _mainPalette; }
byte *getAnimPalette() { return _animPalette; }
void saveState(Common::WriteStream *out);
void loadState(Common::ReadStream *in);
protected:
struct PaletteFragment {
int16 id;
byte index, count;
};
typedef Common::Array<PaletteFragment> PaletteFragmentArray;
ToltecsEngine *_vm;
byte _mainPalette[768];
byte _animPalette[768];
byte _colorTransTable[256];
PaletteFragmentArray _fragments;
byte _fragmentIndex;
};
} // End of namespace Toltecs
#endif /* TOLTECS_PALETTE_H */