===================================================================
RCS file: /cvs/mandoc/term.h,v
retrieving revision 1.58
retrieving revision 1.74
diff -u -p -r1.58 -r1.74
--- mandoc/term.h	2010/06/07 20:57:09	1.58
+++ mandoc/term.h	2010/07/13 23:53:20	1.74
@@ -1,6 +1,6 @@
-/*	$Id: term.h,v 1.58 2010/06/07 20:57:09 kristaps Exp $ */
+/*	$Id: term.h,v 1.74 2010/07/13 23:53:20 schwarze Exp $ */
 /*
- * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
+ * Copyright (c) 2008, 2009, 2010 Kristaps Dzonsons <kristaps@bsd.lv>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -33,13 +33,38 @@ enum	termtype {
 enum	termfont {
 	TERMFONT_NONE = 0,
 	TERMFONT_BOLD,
-	TERMFONT_UNDER
+	TERMFONT_UNDER,
+	TERMFONT__MAX
 };
 
 #define	TERM_MAXMARGIN	  100000 /* FIXME */
 
 typedef void	(*term_margin)(struct termp *, const void *);
 
+struct	termp_ps {
+	int		  flags;
+#define	PS_INLINE	 (1 << 0)	/* we're in a word */
+#define	PS_MARGINS	 (1 << 1)	/* we're in the margins */
+#define	PS_NEWPAGE	 (1 << 2)	/* new page, no words yet */
+	size_t		  pscol;	/* visible column (AFM units) */
+	size_t		  psrow;	/* visible row (AFM units) */
+	char		 *psmarg;	/* margin buf */
+	size_t		  psmargsz;	/* margin buf size */
+	size_t		  psmargcur;	/* cur index in margin buf */
+	char		  last;		/* character buffer */
+	enum termfont	  lastf;	/* last set font */
+	size_t		  scale;	/* font scaling factor */
+	size_t		  pages;	/* number of pages shown */
+	size_t		  lineheight;	/* line height (AFM units) */
+	size_t		  top;		/* body top (AFM units) */
+	size_t		  bottom;	/* body bottom (AFM units) */
+	size_t		  height;	/* page height (AFM units */
+	size_t		  width;	/* page width (AFM units) */
+	size_t		  left;		/* body left (AFM units) */
+	size_t		  header;	/* header pos (AFM units) */
+	size_t		  footer;	/* footer pos (AFM units) */
+};
+
 struct	termp {
 	enum termtype	  type;
 	size_t		  defrmargin;	/* Right margin of the device.. */
@@ -64,6 +89,8 @@ struct	termp {
 #define	TERMP_NOSPLIT	 (1 << 11)	/* See termp_an_pre/post(). */
 #define	TERMP_SPLIT	 (1 << 12)	/* See termp_an_pre/post(). */
 #define	TERMP_ANPREC	 (1 << 13)	/* See termp_an_pre(). */
+#define	TERMP_KEEP	 (1 << 14)	/* Keep words together. */
+#define	TERMP_PREKEEP	 (1 << 15)	/* ...starting with the next one. */
 	char		 *buf;		/* Output buffer. */
 	enum termenc	  enc;		/* Type of encoding. */
 	void		 *symtab;	/* Encoded-symbol table. */
@@ -72,15 +99,22 @@ struct	termp {
 	int		  fonti;	/* Index of font stack. */
 	term_margin	  headf;	/* invoked to print head */
 	term_margin	  footf;	/* invoked to print foot */
+	void		(*letter)(struct termp *, char);
+	void		(*begin)(struct termp *);
+	void		(*end)(struct termp *);
+	void		(*endline)(struct termp *);
+	void		(*advance)(struct termp *, size_t);
+	size_t		(*width)(const struct termp *, char);
+	double		(*hspan)(const struct termp *,
+				const struct roffsu *);
 	const void	 *argf;		/* arg for headf/footf */
-	int		  psstate;	/* -Tps: state of ps output */
-#define	PS_INLINE	 (1 << 0)	
-#define	PS_MARGINS	 (1 << 1)	
-	size_t		  pscol;	/* -Tps: visible column */
-	size_t		  psrow;	/* -Tps: visible row */
-	size_t		  pspage;	/* -Tps: current page */
+	union {
+		struct termp_ps ps;
+	} engine;
 };
 
+struct termp	 *term_alloc(enum termenc);
+void		  term_free(struct termp *);
 void		  term_newln(struct termp *);
 void		  term_vspace(struct termp *);
 void		  term_word(struct termp *, const char *);
@@ -89,8 +123,12 @@ void		  term_begin(struct termp *, term_margin, 
 			term_margin, const void *);
 void		  term_end(struct termp *);
 
-size_t		  term_hspan(const struct roffsu *);
-size_t		  term_vspan(const struct roffsu *);
+size_t		  term_hspan(const struct termp *, 
+			const struct roffsu *);
+size_t		  term_vspan(const struct termp *,
+			const struct roffsu *);
+size_t		  term_strlen(const struct termp *, const char *);
+size_t		  term_len(const struct termp *, size_t);
 
 enum termfont	  term_fonttop(struct termp *);
 const void	 *term_fontq(struct termp *);