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154 lines
5.8 KiB
C
154 lines
5.8 KiB
C
/*****************************************************************************/
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/* */
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/* graphics.h */
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/* */
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/* Graphics library */
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/* */
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/* */
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/* */
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/* (C) 2001 Ullrich von Bassewitz */
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/* Wacholderweg 14 */
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/* D-70597 Stuttgart */
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/* EMail: uz@musoftware.de */
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/* */
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/* */
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/* This software is provided 'as-is', without any expressed or implied */
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/* warranty. In no event will the authors be held liable for any damages */
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/* arising from the use of this software. */
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/* */
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/* Permission is granted to anyone to use this software for any purpose, */
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/* including commercial applications, and to alter it and redistribute it */
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/* freely, subject to the following restrictions: */
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/* */
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/* 1. The origin of this software must not be misrepresented; you must not */
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/* claim that you wrote the original software. If you use this software */
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/* in a product, an acknowledgment in the product documentation would be */
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/* appreciated but is not required. */
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/* 2. Altered source versions must be plainly marked as such, and must not */
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/* be misrepresented as being the original software. */
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/* 3. This notice may not be removed or altered from any source */
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/* distribution. */
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/* */
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/*****************************************************************************/
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#ifndef _GRAPHICS_H
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#define _GRAPHICS_H
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/*****************************************************************************/
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/* Constants */
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/*****************************************************************************/
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#define GM_TEXT 0U /* Text mode */
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#define GM_320_200_2 1U /* 320x200, 2 colors (b/w) */
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#define GM_160_200_4 2U /* 160x200, 4 colors */
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/*****************************************************************************/
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/* Data */
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/*****************************************************************************/
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struct palettetype {
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unsigned char r; /* Red component */
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unsigned char g; /* Green component */
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unsigned char b; /* Blue component */
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};
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/*****************************************************************************/
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/* Functions */
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/*****************************************************************************/
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unsigned char __fastcall__ initgraph (unsigned char mode);
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/* Initialize the graphics screen to the given mode, return the new mode.
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* Not all modes are available on all systems, check the returned mode
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* to see if the initialization was successful.
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*/
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void closegraph (void);
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/* End graphics mode, switch back to text mode */
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void cleargraphscreen (void);
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/* Clear the screen */
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unsigned char getgraphmode (void);
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/* Return the current graphics mode */
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unsigned char getmaxcolor (void);
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/* Return the maximum supported color number (the number of colors would
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* then be getmaxcolor()+1).
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*/
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unsigned getmaxx (void);
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/* Return the maximum x coordinate. The resolution in x direction is
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* getmaxx() + 1
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*/
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unsigned getmaxy (void);
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/* Return the maximum y coordinate. The resolution in y direction is
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* getmaxy() + 1
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*/
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void __fastcall__ getaspectratio (unsigned* xasp, unsigned* yasp);
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/* Get the aspect ratio for the current graphics mode. yasp will always be
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* 10000, xasp depends on the maxx/mayy ratio of the current resolution.
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*/
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void __fastcall__ setcolor (unsigned char color);
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/* Set the current drawing color */
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unsigned char getcolor (void);
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/* Return the current drawing color */
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unsigned char getbkcolor (void);
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/* Return the current background color */
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void __fastcall__ setbkcolor (unsigned char color);
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/* Set the background color */
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void __fastcall__ setpalette (unsigned num, const struct palettetype* palette);
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/* Set one palette entry */
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void __fastcall__ getpalette (unsigned num, struct palettetype* palette);
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/* Get one palette entry */
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void __fastcall__ setallpalette (const struct palettetype* allpalette);
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/* Set all palette entries */
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unsigned char __fastcall__ getpixel (int x, int y);
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/* Get the color value of a pixel */
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void __fastcall__ putpixel (int x, int y);
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/* Plot a point in the current drawing color */
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void __fastcall__ line (int x1, int y1, int x2, int y2);
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/* Draw a line in the current drawing color */
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void __fastcall__ circle (int x, int y, unsigned radius);
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/* Draw a circle in the current drawing color */
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void __fastcall__ outtext (int x, int y, const char* text);
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/* Print a text in graphics mode */
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void __fastcall__ bar (int x1, int y1, int x2, int y2);
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/* Draw a bar (a filled rectangle) using the current color */
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/* End of graphics.h */
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#endif
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