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#define MAXSPECHARS 512
#define MAXTOKENSIZE 128
#define CHARLIB "#9/troff/font/devutf/charlib"
/* devname clashes with libc on *BSD */
#define devname troff_devname
extern int debug;
extern int fontsize;
extern int fontpos;
extern int resolution; /* device resolution, goobies per inch */
extern int minx; /* minimum x motion */
extern int miny; /* minimum y motion */
extern char devname[];
extern int devres;
extern int unitwidth;
extern char *printdesclang;
extern char *encoding;
extern int fontmnt;
extern char **fontmtab;
extern int curtrofffontid; /* index into trofftab of current troff font */
extern int troffontcnt;
extern BOOLEAN drawflag;
struct specname {
char *str;
struct specname *next;
};
/* character entries for special characters (those pointed
* to by multiple character names, e.g. \(mu for multiply.
*/
struct charent {
char postfontid; /* index into pfnamtab */
char postcharid; /* e.g., 0x00 */
short troffcharwidth;
char *name;
struct charent *next;
};
extern struct charent **build_char_list;
extern int build_char_cnt;
struct pfnament {
char *str;
int used;
};
/* these entries map troff character code ranges to
* postscript font and character ranges.
*/
struct psfent {
int start;
int end;
int offset;
int psftid;
};
struct troffont {
char *trfontid; /* the common troff font name e.g., `R' */
BOOLEAN special; /* flag says this is a special font. */
int spacewidth;
int psfmapsize;
struct psfent *psfmap;
struct charent *charent[NUMOFONTS][FONTSIZE];
};
extern struct troffont *troffontab;
extern struct charent spechars[];
/** prototypes **/
void initialize(void);
void mountfont(int, char*);
int findtfn(char *, int);
void runeout(Rune);
void specialout(char *);
long nametorune(char *);
void conv(Biobuf *);
void hgoto(int);
void vgoto(int);
void hmot(int);
void vmot(int);
void draw(Biobuf *);
void devcntl(Biobuf *);
void notavail(char *);
void error(int, char *, ...);
void loadfont(int, char *);
void flushtext(void);
void t_charht(int);
void t_slant(int);
void startstring(void);
void endstring(void);
BOOLEAN pageon(void);
void setpsfont(int, int);
void settrfont(void);
int hash(char *, int);
BOOLEAN readDESC(void);
void finish(void);
void ps_include(Biobuf *, Biobuf *, int, int,
int, int, double, double, double, double,
double, double, double);
void picture(Biobuf *, char *);
void beginpath(char*, int);
void drawpath(char*, int);
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