scummvm/engines/kyra/screen_eob.h

130 lines
4.5 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 KYRA_SCREEN_EOB_H
#define KYRA_SCREEN_EOB_H
#ifdef ENABLE_EOB
#include "kyra/screen.h"
namespace Kyra {
class EoBCoreEngine;
class Screen_EoB : public Screen {
public:
Screen_EoB(EoBCoreEngine *vm, OSystem *system);
virtual ~Screen_EoB();
bool init();
void setClearScreenDim(int dim);
void clearCurDim();
void setMouseCursor(int x, int y, const byte *shape);
void setMouseCursor(int x, int y, const byte *shape, const uint8 *ovl);
void loadFileDataToPage(Common::SeekableReadStream *s, int pageNum, uint32 size);
void printText(const char *str, int x, int y, uint8 color1, uint8 color2);
void printShadedText(const char *string, int x, int y, int col1, int col2);
void loadEoBBitmap(const char *file, const uint8 *cgaMapping, int tempPage, int destPage, int convertToPage);
void loadShapeSetBitmap(const char *file, int tempPage, int destPage);
void convertPage(int srcPage, int dstPage, const uint8 *cgaMapping);
void fillRect(int x1, int y1, int x2, int y2, uint8 color, int pageNum = -1, bool xored = false);
void drawLine(bool vertical, int x, int y, int length, int color);
uint8 getPagePixel(int pageNum, int x, int y);
void setPagePixel(int pageNum, int x, int y, uint8 color);
void setScreenPalette(const Palette &pal);
void getRealPalette(int num, uint8 *dst);
uint8 *encodeShape(uint16 x, uint16 y, uint16 w, uint16 h, bool encode8bit = false, const uint8 *cgaMapping = 0);
void drawShape(uint8 pageNum, const uint8 *shapeData, int x, int y, int sd = -1, int flags = 0, ...);
const uint8 *scaleShape(const uint8 *shapeData, int blockDistance);
const uint8 *scaleShapeStep(const uint8 *shp);
const uint8 *generateShapeOverlay(const uint8 *shp, int paletteOverlayIndex);
void setShapeFrame(int x1, int y1, int x2, int y2);
void setShapeFadeMode (uint8 i, bool b);
void setGfxParameters(int x, int y, int col);
void drawExplosion(int scale, int radius, int numElements, int stepSize, int aspectRatio, const uint8 *colorTable, int colorTableSize);
void drawVortex(int numElements, int radius, int stepSize, int, int disorder, const uint8 *colorTable, int colorTableSize);
void fadeTextColor(Palette *pal, int color1, int fadeTextColor);
bool delayedFadePalStep(Palette *fadePal, Palette *destPal, int rate);
void setTextColorMap(const uint8 *cmap) {}
int getRectSize(int w, int h);
void setFadeTableIndex(int index);
void createFadeTable(uint8 *palData, uint8 *dst, uint8 rootColor, uint8 weight);
uint8 *getFadeTable(int index);
const uint16 *getCGADitheringTable(int index);
const uint8 *getEGADitheringTable();
private:
void drawShapeSetPixel(uint8 *dst, uint8 col, uint16 pitch);
void scaleShapeProcessLine2Bit(uint8 *&shpDst, const uint8 *&shpSrc, uint32 transOffsetDst, uint32 transOffsetSrc);
void scaleShapeProcessLine4Bit(uint8 *&dst, const uint8 *&src);
bool posWithinRect(int posX, int posY, int x1, int y1, int x2, int y2);
void generateEGADitheringTable(const Palette &pal);
void generateCGADitheringTables(const uint8 *mappingData);
int _dsDiv, _dsRem, _dsScaleTrans;
uint8 *_cgaScaleTable;
int16 _gfxX, _gfxY;
uint8 _gfxCol;
const uint8 *_gfxMaxY;
int16 _dsX1, _dsX2, _dsY1, _dsY2;
bool _shapeFadeMode[2];
uint16 _shapeFadeInternal;
uint8 *_fadeData;
int _fadeDataIndex;
uint8 _shapeOverlay[16];
uint8 *_dsTempPage;
uint16 *_cgaDitheringTables[2];
const uint8 *_cgaMappingDefault;
uint8 *_egaDitheringTable;
uint8 *_egaPixelValueTable;
static const uint8 _egaMatchTable[];
static const ScreenDim _screenDimTable[];
static const int _screenDimTableCount;
};
} // End of namespace Kyra
#endif // ENABLE_EOB
#endif