00001 /* 00002 * SDL Graphics Extension 00003 * Basic drawing functions (header) 00004 * 00005 * Started 990815 00006 * 00007 * License: LGPL v2+ (see the file LICENSE) 00008 * (c)1999, 2000 Anders Lindström 00009 */ 00010 00011 /********************************************************************* 00012 * This library is free software; you can redistribute it and/or * 00013 * modify it under the terms of the GNU Lesser General Public * 00014 * License as published by the Free Software Foundation; either * 00015 * version 2.1 of the License, or (at your option) any later version. * 00016 *********************************************************************/ 00017 00018 #ifndef sge_draw_H 00019 #define sge_draw_H 00020 00021 #include <SDL/SDL.h> 00022 #include <wftk/sge_internal.h> 00023 00024 00025 /* 00026 * Obsolete function names 00027 */ 00028 #define sge_copy_sblock8 sge_write_block8 00029 #define sge_copy_sblock16 sge_write_block16 00030 #define sge_copy_sblock32 sge_write_block32 00031 #define sge_get_sblock8 sge_read_block8 00032 #define sge_get_sblock16 sge_read_block16 00033 #define sge_get_sblock32 sge_read_block32 00034 00035 #ifdef _SGE_C 00036 extern "C" { 00037 #endif 00038 void sge_Update_OFF(void); 00039 void sge_Update_ON(void); 00040 void sge_Lock_OFF(void); 00041 void sge_Lock_ON(void); 00042 void sge_UpdateRect(SDL_Surface *screen, Sint16 x, Sint16 y, Uint16 w, Uint16 h); 00043 SDL_Surface *sge_CreateAlphaSurface(Uint32 flags, int width, int height); 00044 Uint32 sge_MapAlpha(Uint8 R, Uint8 G, Uint8 B, Uint8 A); 00045 void sge_SetError(const char *format, ...); 00046 00047 void _PutPixel(SDL_Surface *surface, Sint16 x, Sint16 y, Uint32 color); 00048 void _PutPixel8(SDL_Surface *surface, Sint16 x, Sint16 y, Uint32 color); 00049 void _PutPixel16(SDL_Surface *surface, Sint16 x, Sint16 y, Uint32 color); 00050 void _PutPixel24(SDL_Surface *surface, Sint16 x, Sint16 y, Uint32 color); 00051 void _PutPixel32(SDL_Surface *surface, Sint16 x, Sint16 y, Uint32 color); 00052 void _PutPixelX(SDL_Surface *dest,Sint16 x,Sint16 y,Uint32 color); 00053 00054 Sint32 sge_CalcYPitch(SDL_Surface *dest,Sint16 y); 00055 void sge_pPutPixel(SDL_Surface *surface, Sint16 x, Sint32 ypitch, Uint32 color); 00056 00057 void sge_PutPixel(SDL_Surface *surface, Sint16 x, Sint16 y, Uint32 color); 00058 Uint32 sge_GetPixel(SDL_Surface *surface, Sint16 x, Sint16 y); 00059 00060 void sge_write_block8(SDL_Surface *Surface, Uint8 *block, Sint16 y); 00061 void sge_write_block16(SDL_Surface *Surface, Uint16 *block, Sint16 y); 00062 void sge_write_block32(SDL_Surface *Surface, Uint32 *block, Sint16 y); 00063 void sge_read_block8(SDL_Surface *Surface, Uint8 *block, Sint16 y); 00064 void sge_read_block16(SDL_Surface *Surface, Uint16 *block, Sint16 y); 00065 void sge_read_block32(SDL_Surface *Surface, Uint32 *block, Sint16 y); 00066 00067 void sge_HLine(SDL_Surface *Surface, Sint16 x1, Sint16 x2, Sint16 y, Uint32 Color); 00068 void sge_VLine(SDL_Surface *Surface, Sint16 x, Sint16 y1, Sint16 y2, Uint32 Color); 00069 void sge_DoLine(SDL_Surface *Surface, Sint16 X1, Sint16 Y1, Sint16 X2, Sint16 Y2, Uint32 Color, int Callback(SDL_Surface *Surf, Sint16 X, Sint16 Y, Uint32 Color)); 00070 void sge_Line(SDL_Surface *Surface, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Uint32 Color); 00071 void sge_Rect(SDL_Surface *Surface, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Uint32 color); 00072 void sge_FilledRect(SDL_Surface *Surface, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Uint32 color); 00073 void sge_DoEllipse(SDL_Surface *Surface, Sint16 x, Sint16 y, Sint16 rx, Sint16 ry, Uint32 color, void Callback(SDL_Surface *Surf, Sint16 X, Sint16 Y, Uint32 Color)); 00074 void sge_Ellipse(SDL_Surface *Surface, Sint16 x, Sint16 y, Sint16 rx, Sint16 ry, Uint32 color); 00075 void sge_FilledEllipse(SDL_Surface *Surface, Sint16 x, Sint16 y, Sint16 rx, Sint16 ry, Uint32 color); 00076 void sge_DoCircle(SDL_Surface *Surface, Sint16 x, Sint16 y, Sint16 r, Uint32 color, void Callback(SDL_Surface *Surf, Sint16 X, Sint16 Y, Uint32 Color)); 00077 void sge_Circle(SDL_Surface *Surface, Sint16 x, Sint16 y, Sint16 r, Uint32 color); 00078 void sge_FilledCircle(SDL_Surface *Surface, Sint16 x, Sint16 y, Sint16 r, Uint32 color); 00079 00080 void sge_ClearSurface(SDL_Surface *Surface, Uint32 color); 00081 int sge_BlitTransparent(SDL_Surface *Src, SDL_Surface *Dest, Sint16 SrcX, Sint16 SrcY, Sint16 DestX, Sint16 DestY, Sint16 W, Sint16 H, Uint32 Clear, Uint8 Alpha); 00082 int sge_Blit(SDL_Surface *Src, SDL_Surface *Dest, Sint16 SrcX, Sint16 SrcY, Sint16 DestX, Sint16 DestY, Sint16 W, Sint16 H); 00083 SDL_Surface *sge_copy_surface(SDL_Surface *src); 00084 00085 SDL_Color sge_GetRGB(SDL_Surface *Surface, Uint32 Color); 00086 SDL_Color sge_FillPaletteEntry (Uint8 R, Uint8 G, Uint8 B); 00087 void sge_Fader(SDL_Surface *Surface, Uint8 sR,Uint8 sG,Uint8 sB, Uint8 dR,Uint8 dG,Uint8 dB,Uint32 *ctab,int start, int stop); 00088 void sge_AlphaFader(Uint8 sR,Uint8 sG,Uint8 sB,Uint8 sA, Uint8 dR,Uint8 dG,Uint8 dB,Uint8 dA, Uint32 *ctab,int start, int stop); 00089 void sge_SetupRainbowPalette(SDL_Surface *Surface,Uint32 *ctab,int intensity, int start, int stop); 00090 void sge_SetupBWPalette(SDL_Surface *Surface,Uint32 *ctab,int start, int stop); 00091 #ifdef _SGE_C 00092 } 00093 #endif 00094 00095 #ifndef sge_C_ONLY 00096 void _PutPixel(SDL_Surface *screen, Sint16 x, Sint16 y, Uint8 R, Uint8 G, Uint8 B); 00097 void sge_PutPixel(SDL_Surface *screen, Sint16 x, Sint16 y, Uint8 R, Uint8 G, Uint8 B); 00098 void sge_HLine(SDL_Surface *Surface, Sint16 x1, Sint16 x2, Sint16 y, Uint8 R, Uint8 G, Uint8 B); 00099 void sge_VLine(SDL_Surface *Surface, Sint16 x, Sint16 y1, Sint16 y2, Uint8 R, Uint8 G, Uint8 B); 00100 void sge_DoLine(SDL_Surface *Surface, Sint16 X1, Sint16 Y1, Sint16 X2, Sint16 Y2, Uint8 R, Uint8 G, Uint8 B, int Callback(SDL_Surface *Surf, Sint16 X, Sint16 Y, Uint32 Color)); 00101 void sge_Line(SDL_Surface *Surface, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Uint8 R, Uint8 G, Uint8 B); 00102 void sge_Rect(SDL_Surface *Surface, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Uint8 R, Uint8 G, Uint8 B); 00103 void sge_FilledRect(SDL_Surface *Surface, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Uint8 R, Uint8 G, Uint8 B); 00104 void sge_DoEllipse(SDL_Surface *Surface, Sint16 x, Sint16 y, Sint16 rx, Sint16 ry, Uint8 R, Uint8 G, Uint8 B, void Callback(SDL_Surface *Surf, Sint16 X, Sint16 Y, Uint32 Color)); 00105 void sge_Ellipse(SDL_Surface *Surface, Sint16 x, Sint16 y, Sint16 rx, Sint16 ry, Uint8 R, Uint8 G, Uint8 B); 00106 void sge_FilledEllipse(SDL_Surface *Surface, Sint16 x, Sint16 y, Sint16 rx, Sint16 ry, Uint8 R, Uint8 G, Uint8 B); 00107 void sge_DoCircle(SDL_Surface *Surface, Sint16 x, Sint16 y, Sint16 r, Uint8 R, Uint8 G, Uint8 B, void Callback(SDL_Surface *Surf, Sint16 X, Sint16 Y, Uint32 Color)); 00108 void sge_Circle(SDL_Surface *Surface, Sint16 x, Sint16 y, Sint16 r, Uint8 R, Uint8 G, Uint8 B); 00109 void sge_FilledCircle(SDL_Surface *Surface, Sint16 x, Sint16 y, Sint16 r, Uint8 R, Uint8 G, Uint8 B); 00110 void sge_ClearSurface(SDL_Surface *Surface, Uint8 R, Uint8 G, Uint8 B); 00111 #endif /* sge_C_ONLY */ 00112 00113 00114 #endif /* sge_draw_H */
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