mirror of
https://github.com/libretro/scummvm.git
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36a54218b1
- Implemented wide surfaces + scrolling - Some clean-up svn-id: r25253
205 lines
5.4 KiB
C++
205 lines
5.4 KiB
C++
/* ScummVM - Scumm Interpreter
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* Copyright (C) 2004 Ivan Dubrov
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* Copyright (C) 2004-2006 The ScummVM project
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $URL$
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* $Id$
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*
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*/
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#ifndef GOB_DRAW_H
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#define GOB_DRAW_H
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#include "gob/video.h"
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#include "gob/global.h"
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namespace Gob {
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#define RENDERFLAG_NOINVALIDATE 1
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#define RENDERFLAG_CAPTUREPUSH 2
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#define RENDERFLAG_CAPTUREPOP 8
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#define RENDERFLAG_USEDELTAS 0x10
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class Draw {
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public:
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struct FontToSprite {
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int8 sprite;
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int8 base;
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int8 width;
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int8 height;
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FontToSprite() : sprite(0), base(0), width(0), height() {}
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};
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int16 _fontIndex;
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int16 _spriteLeft;
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int16 _spriteTop;
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int16 _spriteRight;
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int16 _spriteBottom;
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int16 _destSpriteX;
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int16 _destSpriteY;
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int16 _backColor;
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int16 _frontColor;
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char _letterToPrint;
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FontToSprite _fontToSprite[4];
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int16 _destSurface;
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int16 _sourceSurface;
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int16 _renderFlags;
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int16 _backDeltaX;
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int16 _backDeltaY;
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Video::FontDesc *_fonts[8];
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char *_textToPrint;
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int16 _transparency;
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Video::SurfaceDesc *_spritesArray[50];
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int16 _invalidatedCount;
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int16 _invalidatedTops[30];
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int16 _invalidatedLefts[30];
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int16 _invalidatedRights[30];
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int16 _invalidatedBottoms[30];
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int8 _noInvalidated;
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// int8 doFullFlip; // Never used?!?
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int8 _paletteCleared;
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int16 _cursorIndex;
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int16 _transparentCursor;
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uint32 _cursorTimeKey;
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Video::SurfaceDesc *_backSurface;
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Video::SurfaceDesc *_frontSurface;
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int16 _unusedPalette1[18];
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int16 _unusedPalette2[16];
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Video::Color _vgaPalette[256];
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Video::Color _vgaSmallPalette[16];
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// 0 (00b): No cursor
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// 1 (01b): Cursor would be on _backSurface
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// 2 (10b): Cursor would be on _frontSurface
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// 3 (11b): Cursor would be on _backSurface and _frontSurface
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uint8 _showCursor;
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int16 _cursorX;
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int16 _cursorY;
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int16 _cursorWidth;
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int16 _cursorHeight;
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int16 _cursorXDeltaVar;
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int16 _cursorYDeltaVar;
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Video::SurfaceDesc *_cursorSprites;
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Video::SurfaceDesc *_cursorSpritesBack;
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Video::SurfaceDesc *_scummvmCursor;
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int16 _cursorAnim;
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int8 _cursorAnimLow[40];
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int8 _cursorAnimHigh[40];
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int8 _cursorAnimDelays[40];
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int8 _applyPal;
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int16 _palLoadData1[4];
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int16 _palLoadData2[4];
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int16 _word_2E8E2;
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int16 _word_2FC9C;
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int16 _word_2FC9E;
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int16 _word_2E51F;
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Video::SurfaceDesc *_off_2E51B;
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Video::SurfaceDesc *_off_2E517;
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void invalidateRect(int16 left, int16 top, int16 right, int16 bottom);
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void blitInvalidated(void);
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void setPalette(void);
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void clearPalette(void);
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void freeSprite(int16 index);
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void adjustCoords(char adjust, int16 *coord1, int16 *coord2);
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void drawString(char *str, int16 x, int16 y, int16 color1, int16 color2,
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int16 transp, Video::SurfaceDesc *dest, Video::FontDesc *font);
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void printTextCentered(int16 arg_0, int16 left, int16 top, int16 right,
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int16 bottom, char *str, int16 fontIndex, int16 color);
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int32 getSpriteRectSize(int16 index);
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void initSpriteSurf(int16 index, int16 vidMode, int16 width, int16 height, int16 flags);
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virtual void initBigSprite(int16 index, int16 width, int16 height, int16 flags) = 0;
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virtual void printText(void) = 0;
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virtual void spriteOperation(int16 operation) = 0;
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virtual void blitCursor(void) = 0;
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virtual void animateCursor(int16 cursor) = 0;
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virtual void initScreen(void) = 0;
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virtual void closeScreen(void) = 0;
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Draw(GobEngine *vm);
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virtual ~Draw() {};
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protected:
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GobEngine *_vm;
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};
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class Draw_v1 : public Draw {
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public:
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virtual void initBigSprite(int16 index, int16 width, int16 height, int16 flags) {
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_vm->_draw->_spritesArray[index] =
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_vm->_video->initSurfDesc(_vm->_global->_videoMode, width, height, flags);
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}
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virtual void printText(void);
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virtual void spriteOperation(int16 operation);
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virtual void blitCursor(void);
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virtual void animateCursor(int16 cursor);
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virtual void initScreen(void);
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virtual void closeScreen(void);
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Draw_v1(GobEngine *vm);
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virtual ~Draw_v1() {};
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};
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class Draw_v2 : public Draw_v1 {
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public:
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virtual void initBigSprite(int16 index, int16 width, int16 height, int16 flags) {
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// This would init big surfaces in pieces, to avoid breaking page bounds.
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// This isn't necessary anymore, so we don't do it.
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initSpriteSurf(index, _vm->_global->_videoMode, width, height, flags);
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_vm->_video->clearSurf(_spritesArray[index]);
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}
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virtual void printText(void);
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virtual void spriteOperation(int16 operation);
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virtual void blitCursor(void);
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virtual void animateCursor(int16 cursor);
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virtual void initScreen(void);
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virtual void closeScreen(void);
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Draw_v2(GobEngine *vm);
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virtual ~Draw_v2() {};
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};
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// Draw operations
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#define DRAW_BLITSURF 0
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#define DRAW_PUTPIXEL 1
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#define DRAW_FILLRECT 2
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#define DRAW_DRAWLINE 3
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#define DRAW_INVALIDATE 4
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#define DRAW_LOADSPRITE 5
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#define DRAW_PRINTTEXT 6
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#define DRAW_DRAWBAR 7
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#define DRAW_CLEARRECT 8
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#define DRAW_FILLRECTABS 9
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#define DRAW_DRAWLETTER 10
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} // End of namespace Gob
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#endif /* __DRAW_H */
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