First version of graphics.h

git-svn-id: svn://svn.cc65.org/cc65/trunk@846 b7a2c559-68d2-44c3-8de9-860c34a00d81

diff --git a/include/graphics.h b/include/graphics.h
new file mode 100644 (file)
index 0000000..21b1126
--- /dev/null
+++ b/include/graphics.h
@@ -0,0 +1,124 @@
+/*****************************************************************************/
+/*                                                                           */
+/*                               graphics.h                                 */
+/*                                                                           */
+/*                            Graphics library                              */
+/*                                                                           */
+/*                                                                           */
+/*                                                                           */
+/* (C) 2001      Ullrich von Bassewitz                                       */
+/*               Wacholderweg 14                                             */
+/*               D-70597 Stuttgart                                           */
+/* EMail:        uz@musoftware.de                                            */
+/*                                                                           */
+/*                                                                           */
+/* This software is provided 'as-is', without any expressed or implied       */
+/* warranty.  In no event will the authors be held liable for any damages    */
+/* arising from the use of this software.                                    */
+/*                                                                           */
+/* Permission is granted to anyone to use this software for any purpose,     */
+/* including commercial applications, and to alter it and redistribute it    */
+/* freely, subject to the following restrictions:                            */
+/*                                                                           */
+/* 1. The origin of this software must not be misrepresented; you must not   */
+/*    claim that you wrote the original software. If you use this software   */
+/*    in a product, an acknowledgment in the product documentation would be  */
+/*    appreciated but is not required.                                       */
+/* 2. Altered source versions must be plainly marked as such, and must not   */
+/*    be misrepresented as being the original software.                      */
+/* 3. This notice may not be removed or altered from any source              */
+/*    distribution.                                                          */
+/*                                                                           */
+/*****************************************************************************/
+
+
+
+#ifndef _GRAPHICS_H
+#define _GRAPHICS_H
+
+
+
+/*****************************************************************************/
+/*                                Constants                                 */
+/*****************************************************************************/
+
+
+
+#define GM_TEXT                        0U      /* Text mode */
+#define GM_320_200_2            1U      /* 320x200, 2 colors (b/w) */
+#define GM_160_200_4            2U      /* 160x200, 4 colors */
+
+
+
+/*****************************************************************************/
+/*                                Functions                                 */
+/*****************************************************************************/
+
+
+
+unsigned char __fastcall__ initgraph (unsigned char mode);
+/* Initialize the graphics screen to the given mode, return the new mode.
+ * Not all modes are available on all systems, check the returned mode
+ * to see if the initialization was successful.
+ */
+
+void closegraph (void);
+/* End graphics mode, switch back to text mode */
+
+void cleargraphscreen (void);
+/* Clear the screen */
+
+unsigned char getgraphmode (void);
+/* Return the current graphics mode */
+
+unsigned char getmaxcolor (void);
+/* Return the maximum supported color number (the number of colors would
+ * then be getmaxcolor()+1).
+ */
+
+unsigned getmaxx (void);
+/* Return the maximum x coordinate. The resolution in x direction is
+ * getmaxx() + 1
+ */
+
+unsigned getmaxy (void);
+/* Return the maximum y coordinate. The resolution in y direction is
+ * getmaxy() + 1
+ */
+
+void __fastcall__ getaspectratio (unsigned* xasp, unsigned* yasp);
+/* Get the aspect ratio for the current graphics mode. yasp will always be
+ * 10000, xasp depends on the maxx/mayy ratio of the current resolution.
+ */
+
+void __fastcall__ setcolor (unsigned char color);
+/* Set the current drawing color */
+
+unsigned char getcolor (void);
+/* Return the current drawing color */
+
+unsigned char __fastcall__ getpixel (int x, int y);
+/* Get the color value of a pixel */
+
+void __fastcall__ putpixel (int x, int y);
+/* Plot a point in the current drawing color */
+
+void __fastcall__ line (int x1, int y1, int x2, int y2);
+/* Draw a line in the current drawing color */
+
+void __fastcall__ circle (int x, int y, unsigned radius);
+/* Draw a circle in the current drawing color */
+
+void __fastcall__ outtext (int x, int y, const char* text);
+/* Print a text in graphics mode */
+
+void __fastcall__ bar (int x1, int y1, int x2, int y2);
+/* Draw a bar (a filled rectangle) using the current color */
+
+
+
+/* End of graphics.h */
+#endif
+
+
+