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/* fonts.h
* This file contains the interface to fonts.c, a way for using at tex fonts
* on a printer in a modular way.
*/
/* Options to f_init
*/
#define F_INIT_LANDSCAPE 0x00000001
#define F_INIT_QMS800 0x00000002
/* Initialization code.
* Should be called at the start of the printing program.
*/
extern f_init();
/* f_init(printer,pgmname,dirvec,dirveclen,num,den,mag,options)
* FILE *printer;
* char *pgm_name,dirvec[];
* int dirveclen;
* long num,den,mag;
* unsigned long options;
*/
/* Called at the end of your program.
*/
extern f_term();
/* Options to f_define_font
*/
/* Define a font for using.
* This can be called more than once for the same font.
*/
extern f_define_font();
/* f_define_font(fontnum,options,area,name,mag,s,tfmchecksum)
* char *area,*name;
* unsigned long fontnum,options,mag,s,tfmchecksum;
*/
/* Hints as to what fonts are to be used.
* This is called once per page to give fonts module hints as what fonts
* are going to be used on this page.
*/
extern f_newpage();
/* f_newpage(fontvec,charvec,veclen)
* unsigned long fontvec[];
* unsigned long charvec[][4];
* int veclen;
*/
/* Set a font as the current font.
*/
extern f_use_font();
/* f_use_font(fontnum,font_space)
* unsigned long fontnum;
* long *font_space;
*/
/* Make sure that the font info for this character is loaded.
* This is here so fonts could be incrementally loaded into the printer,
* if so desired by fonts.c.
* This procedure is called for every character output to the printer,
* So it should be fast in the standard case.
* Should return how much the point moves after setting this character.
*/
extern int f_use_char();
/* f_use_char(ch,pxlwidth,devwidth)
* unsigned long ch;
* long *pxlwidth,*devwidth;
*/
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