Category : C Source Code
Archive   : XLIB06.ZIP
Filename : XTEXT.H

/*-----------------------------------------------------------------------
;
; XTEXT - header file
;
;
;
; ****** XLIB - Mode X graphics library ****************
; ****** ****************
; ****** Written By Themie Gouthas ****************
;
; [email protected]
; [email protected]
;
; Terminology & notes:
; VRAM == Video RAM
; SRAM == System RAM
; X coordinates are in pixels unless explicitly stated
;
;-----------------------------------------------------------------------*/

#ifndef _XTEXT_H_
#define _XTEXT_H_


#define FONT_8x8 0
#define FONT_8x15 1
#define FONT_USER 2

/* FUNCTIONS =========================================================== */

#ifdef __cplusplus
extern "C" {
#endif

WORD x_text_init(void); /* Initialize text functionns */

void x_set_font(
WORD FontId); /* Set the font style */

void x_register_userfont( /* register a user defined font */
char far *UserFontPtr);

unsigned int x_char_put( /* Draw a text character using */
char ch, /* the currently active font */
WORD X,
WORD Y,
WORD PgOffs,
WORD Color);


unsigned int x_get_char_width( /* Get the character width */
char ch);


/* the folowing function is from xprintf.c but is included due to its */
/* close relationship with this module */

void x_printf( /* formatted text output */
WORD x,
WORD y,
WORD ScrnOffs,
WORD color,
char *ln,...);

void x_bgprintf( /* formatted text output */
WORD x,
WORD y,
WORD ScrnOffs,
WORD fgcolor,
WORD bgcolor,
char *ln,...);

#ifdef __cplusplus
}
#endif


/* VARIABLES =========================================================== */

extern BYTE CharHeight; /* Char height of currently active font */
extern BYTE CharWidth; /* Char width of currently active font */
extern BYTE FirstChar; /* First char in the curr. active font */

extern BYTE UserCharHeight; /* Char height of currentle regist'd user font */
extern BYTE UserCharWidth; /* Char height of currentle regist'd user font */
extern BYTE UserFirstChar; /* First char of the curr. regist'd usera font */


#endif