===================================================================
RCS file: /cvs/mandoc/term.h,v
retrieving revision 1.43
retrieving revision 1.62
diff -u -p -r1.43 -r1.62
--- mandoc/term.h	2009/07/27 12:02:49	1.43
+++ mandoc/term.h	2010/06/11 07:23:04	1.62
@@ -1,4 +1,4 @@
-/*	$Id: term.h,v 1.43 2009/07/27 12:02:49 kristaps Exp $ */
+/*	$Id: term.h,v 1.62 2010/06/11 07:23:04 kristaps Exp $ */
 /*
  * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
  *
@@ -17,29 +17,55 @@
 #ifndef TERM_H
 #define TERM_H
 
-/* FIXME - clean up tabs. */
-
-#define	INDENT		  5
-#define	HALFINDENT	  3
-
 __BEGIN_DECLS
 
+struct	termp;
+
 enum	termenc {
-	TERMENC_ASCII,
-	TERMENC_LATIN1,		/* Not implemented. */
-	TERMENC_UTF8		/* Not implemented. */
+	TERMENC_ASCII
 };
 
+enum	termtype {
+	TERMTYPE_CHAR,
+	TERMTYPE_PS
+};
+
+enum	termfont {
+	TERMFONT_NONE = 0,
+	TERMFONT_BOLD,
+	TERMFONT_UNDER
+};
+
+#define	TERM_MAXMARGIN	  100000 /* FIXME */
+
+typedef void	(*term_margin)(struct termp *, const void *);
+
+struct	termp_ps {
+	int		  psstate;	/* state of ps output */
+#define	PS_INLINE	 (1 << 0)	/* we're in a word */
+#define	PS_MARGINS	 (1 << 1)	/* we're in the margins */
+	size_t		  pscol;	/* visible column */
+	size_t		  psrow;	/* visible row */
+	char		 *psmarg;	/* margin buf */
+	size_t		  psmargsz;	/* margin buf size */
+	size_t		  psmargcur;	/* current pos in margin buf */
+	size_t	 	  pspage;	/* current page */
+	char		  last;		/* character buffer */
+};
+
 struct	termp {
+	enum termtype	  type;
+	size_t		  defrmargin;	/* Right margin of the device.. */
 	size_t		  rmargin;	/* Current right margin. */
 	size_t		  maxrmargin;	/* Max right margin. */
 	size_t		  maxcols;	/* Max size of buf. */
 	size_t		  offset;	/* Margin offest. */
+	size_t		  tabwidth;	/* Distance of tab positions. */
 	size_t		  col;		/* Bytes in buf. */
+	size_t		  viscol;	/* Chars on current line. */
+	int		  overstep;	/* See termp_flushln(). */
 	int		  flags;
-#define	TERMP_STYLE	  0x3		/* Style mask. */
-#define	TERMP_BOLD	 (1 << 0)	/* Styles... */
-#define	TERMP_UNDER	 (1 << 1)
+#define	TERMP_SENTENCE	 (1 << 1)	/* Space before a sentence. */
 #define	TERMP_NOSPACE	 (1 << 2)	/* No space before words. */
 #define	TERMP_NOLPAD	 (1 << 3)	/* See term_flushln(). */
 #define	TERMP_NOBREAK	 (1 << 4)	/* See term_flushln(). */
@@ -54,17 +80,42 @@ struct	termp {
 	char		 *buf;		/* Output buffer. */
 	enum termenc	  enc;		/* Type of encoding. */
 	void		 *symtab;	/* Encoded-symbol table. */
+	enum termfont	  fontl;	/* Last font set. */
+	enum termfont	  fontq[10];	/* Symmetric fonts. */
+	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);
+	const void	 *argf;		/* arg for headf/footf */
+	union {
+		struct termp_ps ps;
+	} engine;
 };
 
-void		 *term_ascii2htab(void);
-const char	 *term_a2ascii(void *, const char *, size_t, size_t *);
-const char	 *term_a2res(void *, const char *, size_t, size_t *);
-void		  term_asciifree(void *);
-
+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 *);
 void		  term_flushln(struct termp *);
+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 *);
+
+enum termfont	  term_fonttop(struct termp *);
+const void	 *term_fontq(struct termp *);
+void		  term_fontpush(struct termp *, enum termfont);
+void		  term_fontpop(struct termp *);
+void		  term_fontpopq(struct termp *, const void *);
+void		  term_fontrepl(struct termp *, enum termfont);
+void		  term_fontlast(struct termp *);
 
 __END_DECLS