/* */
/* */
/* */
-/* (C) 2002 Ullrich von Bassewitz */
-/* Wacholderweg 14 */
-/* D-70597 Stuttgart */
-/* EMail: uz@musoftware.de */
+/* (C) 2002-2012, Ullrich von Bassewitz */
+/* Roemerstrasse 52 */
+/* D-70794 Filderstadt */
+/* EMail: uz@cc65.org */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
/*****************************************************************************/
-/* Data */
+/* Data */
/*****************************************************************************/
-/* A structure that describes the header of a graphics driver loaded into
- * memory.
- */
-typedef struct {
-
- /* Data that describes the capabilities of the driver */
- char id[3]; /* Contains 0x74, 0x67, 0x69 ("tgi") */
- unsigned char version; /* Interface version */
- unsigned xres; /* X resolution */
- unsigned yres; /* Y resolution */
- unsigned char colors; /* Number of available colors */
- unsigned char error; /* Error code */
- unsigned char res[6]; /* Reserved for extensions */
-
- /* Jump vectors. Note that these are not C callable */
- void* install; /* INSTALL routine */
- void* deinstall; /* DEINSTALL routine */
- void* init; /* INIT routine */
- void* post; /* POST routine */
- void* control; /* CONTROL routine */
- void* clear; /* CLEAR routine */
- void* setcolor; /* SETCOLOR routine */
- void* setpixel; /* SETPIXEL routine */
- void* getpixel; /* GETPIXEL routine */
- void* line; /* LINE routine */
- void* bar; /* BAR routine */
- void* circle; /* CIRCLE routine */
-
-} tgi_drv_header;
-
-
-
/* TGI kernel variables */
-extern tgi_drv_header tgi_drv; /* Pointer to driver */
-extern unsigned char tgi_error; /* Last error code */
-
-
-
-/*****************************************************************************/
-/* Code */
-/*****************************************************************************/
-
-
-
-const char* __fastcall__ tgi_map_mode (unsigned char mode);
-/* Map a tgi mode to a driver name. Returns NULL if no driver available. */
+extern void* tgi_drv; /* Pointer to driver */
+extern unsigned char tgi_error; /* Last error code */
+extern unsigned char tgi_gmode; /* Flag: Graphics mode active */
+extern int tgi_curx; /* Current drawing cursor X */
+extern int tgi_cury; /* Current drawing cursor Y */
+extern unsigned char tgi_color; /* Current drawing color */
+extern unsigned char tgi_font; /* Current font type */
+extern unsigned tgi_xres; /* X resolution of the current mode */
+extern unsigned tgi_yres; /* Y resolution of the current mode */
+extern unsigned char tgi_colorcount; /* Number of available colors */
+extern unsigned char tgi_pagecount; /* Number of available screens */
+extern unsigned char tgi_fontwidth; /* System font width in pixels */
+extern unsigned char tgi_fontheight; /* System font height in pixels */
+extern unsigned tgi_aspectratio; /* Aspect ratio as fixed point 8.8 */
+extern unsigned char tgi_flags; /* TGI driver flags */
+extern unsigned tgi_textscalew[2]; /* Vector/bitmap font scale 8.8 */
+extern unsigned tgi_textscaleh[2]; /* Vector/bitmap font scale 8.8 */
+extern unsigned tgi_charwidth; /* Width of scaled bitmap font */
+extern unsigned tgi_charheight; /* Height of scaled bitmap font */
+