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123 lines
3.1 KiB
C++
123 lines
3.1 KiB
C++
/* ScummVM - Scumm Interpreter
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* Copyright (C) 2004 The ScummVM project
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*
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* The ReInherit Engine is (C)2000-2003 by Daniel Balsom.
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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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* $Header$
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*
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*/
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// Graphics maniuplation routines - private header file
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#ifndef SAGA_GFX_H_
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#define SAGA_GFX_H_
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namespace Saga {
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typedef Common::Point R_POINT;
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typedef Common::Rect R_RECT;
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struct R_CLIPINFO {
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// input members
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const R_RECT *src_rect;
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const R_RECT *dst_rect;
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const R_POINT *dst_pt;
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// output members
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int nodraw;
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int src_draw_x;
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int src_draw_y;
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int dst_draw_x;
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int dst_draw_y;
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int draw_w;
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int draw_h;
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};
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struct PALENTRY {
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byte red;
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byte green;
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byte blue;
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};
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struct R_COLOR {
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int red;
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int green;
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int blue;
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int alpha;
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};
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struct R_SURFACE {
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byte *buf;
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int buf_w;
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int buf_h;
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int buf_pitch;
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R_RECT clip_rect;
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};
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#define R_PAL_ENTRIES 256
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#define R_RGB_RED 0x00FF0000UL
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#define R_RGB_GREEN 0x0000FF00UL
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#define R_RGB_BLUE 0x000000FFUL
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#define R_CURSOR_W 7
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#define R_CURSOR_H 7
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#define R_CURSOR_ORIGIN_X 4
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#define R_CURSOR_ORIGIN_Y 4
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#define R_RED_WEIGHT 0.299
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#define R_GREEN_WEIGHT 0.587
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#define R_BLUE_WEIGHT 0.114
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class Gfx {
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public:
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int simpleBlit(R_SURFACE *dst_s, R_SURFACE *src_s);
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int drawPalette(R_SURFACE *dst_s);
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int bufToSurface(R_SURFACE *ds, const byte *src, int src_w, int src_h, R_RECT *src_rect, R_POINT *dst_pt);
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int bufToBuffer(byte * dst_buf, int dst_w, int dst_h, const byte *src,
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int src_w, int src_h, R_RECT *src_rect, R_POINT *dst_pt);
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int drawRect(R_SURFACE *ds, R_RECT *dst_rect, int color);
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int drawFrame(R_SURFACE *ds, R_POINT *p1, R_POINT *p2, int color);
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int drawPolyLine(R_SURFACE *ds, R_POINT *pts, int pt_ct, int draw_color);
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int getClipInfo(R_CLIPINFO *clipinfo);
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int clipLine(R_SURFACE *ds, const R_POINT *src_p1, const R_POINT *src_p2, R_POINT *dst_p1, R_POINT *dst_p2);
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void drawLine(R_SURFACE * ds, R_POINT *p1, R_POINT *p2, int color);
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Gfx(OSystem *system, int width, int height);
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R_SURFACE *getBackBuffer();
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int getWhite();
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int getBlack();
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int matchColor(unsigned long colormask);
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int setPalette(R_SURFACE *surface, PALENTRY *pal);
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int getCurrentPal(PALENTRY *src_pal);
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int palToBlack(R_SURFACE *surface, PALENTRY *src_pal, double percent);
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int blackToPal(R_SURFACE *surface, PALENTRY *src_pal, double percent);
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private:
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void setCursor(int best_white);
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int _init;
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R_SURFACE _back_buf;
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int _white_index;
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int _black_index;
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byte _cur_pal[R_PAL_ENTRIES * 4];
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OSystem *_system;
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};
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} // End of namespace Saga
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#endif
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