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/* ScummVM - Scumm Interpreter
* Copyright (C) 2004 Ivan Dubrov
* Copyright (C) 2004-2006 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
#ifndef GOB_DRAW_H
#define GOB_DRAW_H
#include "gob/video.h"
namespace Gob {
#define RENDERFLAG_NOINVALIDATE 1
#define RENDERFLAG_CAPTUREPUSH 2
#define RENDERFLAG_CAPTUREPOP 8
#define RENDERFLAG_USEDELTAS 0x10
class Draw {
public:
struct FontToSprite {
int8 sprite;
int8 base;
int8 width;
int8 height;
FontToSprite() : sprite(0), base(0), width(0), height() {}
};
int16 _fontIndex;
int16 _spriteLeft;
int16 _spriteTop;
int16 _spriteRight;
int16 _spriteBottom;
int16 _destSpriteX;
int16 _destSpriteY;
int16 _backColor;
int16 _frontColor;
char _letterToPrint;
FontToSprite _fontToSprite[4];
int16 _destSurface;
int16 _sourceSurface;
int16 _renderFlags;
int16 _backDeltaX;
int16 _backDeltaY;
Video::FontDesc *_fonts[8];
char *_textToPrint;
int16 _transparency;
Video::SurfaceDesc *_spritesArray[50];
Video::SurfaceDesc *_bigSpritesParts[50][3];
uint16 _spritesHeights[50];
int16 _invalidatedCount;
int16 _invalidatedTops[30];
int16 _invalidatedLefts[30];
int16 _invalidatedRights[30];
int16 _invalidatedBottoms[30];
int8 _noInvalidated;
// int8 doFullFlip; // Never used?!?
int8 _paletteCleared;
int16 _cursorIndex;
int16 _transparentCursor;
uint32 _cursorTimeKey;
Video::SurfaceDesc *_backSurface;
Video::SurfaceDesc *_frontSurface;
int16 _unusedPalette1[18];
int16 _unusedPalette2[16];
Video::Color _vgaPalette[256];
Video::Color _vgaSmallPalette[16];
// 0 (00b): No cursor
// 1 (01b): Cursor would be on _backSurface
// 2 (10b): Cursor would be on _frontSurface
// 3 (11b): Cursor would be on _backSurface and _frontSurface
uint8 _showCursor;
int16 _cursorX;
int16 _cursorY;
int16 _cursorWidth;
int16 _cursorHeight;
int16 _cursorXDeltaVar;
int16 _cursorYDeltaVar;
Video::SurfaceDesc *_cursorSprites;
Video::SurfaceDesc *_cursorSpritesBack;
Video::SurfaceDesc *_scummvmCursor;
int16 _cursorAnim;
int8 _cursorAnimLow[40];
int8 _cursorAnimHigh[40];
int8 _cursorAnimDelays[40];
int8 _applyPal;
int16 _palLoadData1[4];
int16 _palLoadData2[4];
int16 _word_2E8E2;
int16 _word_2FC9C;
int16 _word_2FC9E;
int16 _word_2E51F;
Video::SurfaceDesc *_off_2E51B;
Video::SurfaceDesc *_off_2E517;
void invalidateRect(int16 left, int16 top, int16 right, int16 bottom);
void blitInvalidated(void);
void setPalette(void);
void clearPalette(void);
void freeSprite(int16 index);
void adjustCoords(char adjust, int16 *coord1, int16 *coord2);
void fillRect(int16 index, int16 left, int16 top, int16 right,
int16 bottom, int16 color);
void drawSprite(int16 source, int16 dest, int16 left,
int16 top, int16 right, int16 bottom, int16 x, int16 y, int16 transp);
void drawSprite(Video::SurfaceDesc * source, int16 dest, int16 left,
int16 top, int16 right, int16 bottom, int16 x, int16 y, int16 transp);
void drawSprite(int16 source, Video::SurfaceDesc * dest, int16 left,
int16 top, int16 right, int16 bottom, int16 x, int16 y, int16 transp);
void drawString(char *str, int16 x, int16 y, int16 color1, int16 color2,
int16 transp, Video::SurfaceDesc *dest, Video::FontDesc *font);
void printTextCentered(int16 arg_0, int16 left, int16 top, int16 right,
int16 bottom, char *str, int16 fontIndex, int16 color);
int32 getSpriteRectSize(int16 index);
void initSpriteSurf(int16 index, int16 vidMode, int16 width, int16 height, int16 flags);
virtual void initBigSprite(int16 index, int16 width, int16 height, int16 flags) = 0;
virtual void printText(void) = 0;
virtual void spriteOperation(int16 operation) = 0;
virtual void blitCursor(void) = 0;
virtual void animateCursor(int16 cursor) = 0;
virtual void initScreen(void) = 0;
virtual void closeScreen(void) = 0;
Draw(GobEngine *vm);
virtual ~Draw() {};
protected:
GobEngine *_vm;
};
class Draw_v1 : public Draw {
public:
virtual void initBigSprite(int16 index, int16 width, int16 height, int16 flags);
virtual void printText(void);
virtual void spriteOperation(int16 operation);
virtual void blitCursor(void);
virtual void animateCursor(int16 cursor);
virtual void initScreen(void);
virtual void closeScreen(void);
Draw_v1(GobEngine *vm);
virtual ~Draw_v1() {};
};
class Draw_v2 : public Draw_v1 {
public:
virtual void initBigSprite(int16 index, int16 width, int16 height, int16 flags);
virtual void printText(void);
virtual void spriteOperation(int16 operation);
virtual void blitCursor(void);
virtual void animateCursor(int16 cursor);
virtual void initScreen(void);
virtual void closeScreen(void);
Draw_v2(GobEngine *vm);
virtual ~Draw_v2() {};
};
// Draw operations
#define DRAW_BLITSURF 0
#define DRAW_PUTPIXEL 1
#define DRAW_FILLRECT 2
#define DRAW_DRAWLINE 3
#define DRAW_INVALIDATE 4
#define DRAW_LOADSPRITE 5
#define DRAW_PRINTTEXT 6
#define DRAW_DRAWBAR 7
#define DRAW_CLEARRECT 8
#define DRAW_FILLRECTABS 9
#define DRAW_DRAWLETTER 10
} // End of namespace Gob
#endif /* __DRAW_H */
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