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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 NEVERHOOD_PALETTE_H
#define NEVERHOOD_PALETTE_H
#include "neverhood/neverhood.h"
#include "neverhood/entity.h"
namespace Neverhood {
class Palette : public Entity {
public:
// Default constructor with black palette
Palette(NeverhoodEngine *vm);
// Create from existing palette
Palette(NeverhoodEngine *vm, byte *palette);
// Create from resource with filename
Palette(NeverhoodEngine *vm, const char *filename);
// Create from resource with fileHash
Palette(NeverhoodEngine *vm, uint32 fileHash);
virtual ~Palette();
void init();
void usePalette();
void addPalette(const char *filename, int toIndex, int count, int fromIndex);
void addPalette(uint32 fileHash, int toIndex, int count, int fromIndex);
void addBasePalette(uint32 fileHash, int toIndex, int count, int fromIndex);
void copyPalette(const byte *palette, int toIndex, int count, int fromIndex);
void copyBasePalette(int toIndex, int count, int fromIndex);
void startFadeToBlack(int counter);
void startFadeToWhite(int counter);
void startFadeToPalette(int counter);
void fillBaseWhite(int index, int count);
void fillBaseBlack(int index, int count);
void copyToBasePalette(byte *palette);
protected:
int _status;
byte *_palette;
byte *_basePalette;
int _palCounter;
byte _fadeToR, _fadeToG, _fadeToB;
int _fadeStep;
void update();
void fadeColor(byte *rgb, byte toR, byte toG, byte toB);
int calculateFadeStep(int counter);
};
} // End of namespace Neverhood
#endif /* NEVERHOOD_PALETTE_H */
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