===================================================================
RCS file: /cvs/mandoc/out.h,v
retrieving revision 1.1
retrieving revision 1.19
diff -u -p -r1.1 -r1.19
--- mandoc/out.h	2009/09/21 00:39:02	1.1
+++ mandoc/out.h	2011/04/09 15:29:40	1.19
@@ -1,6 +1,6 @@
-/*	$Id: out.h,v 1.1 2009/09/21 00:39:02 kristaps Exp $ */
+/*	$Id: out.h,v 1.19 2011/04/09 15:29:40 kristaps Exp $ */
 /*
- * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
+ * Copyright (c) 2009, 2010, 2011 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
@@ -17,11 +17,68 @@
 #ifndef OUT_H
 #define OUT_H
 
+enum	roffscale {
+	SCALE_CM, /* centimeters (c) */
+	SCALE_IN, /* inches (i) */
+	SCALE_PC, /* pica (P) */
+	SCALE_PT, /* points (p) */
+	SCALE_EM, /* ems (m) */
+	SCALE_MM, /* mini-ems (M) */
+	SCALE_EN, /* ens (n) */
+	SCALE_BU, /* default horizontal (u) */
+	SCALE_VS, /* default vertical (v) */
+	SCALE_FS, /* syn. for u (f) */
+	SCALE_MAX
+};
+
+enum	chars {
+	CHARS_ASCII, /* 7-bit ascii representation */
+	CHARS_HTML /* unicode values */
+};
+
+struct	roffcol {
+	size_t		 width; /* width of cell */
+	size_t		 decimal; /* decimal position in cell */
+};
+
+struct	roffsu {
+	enum roffscale	  unit;
+	double		  scale;
+};
+
+typedef	size_t	(*tbl_strlen)(const char *, void *);
+typedef	size_t	(*tbl_len)(size_t, void *);
+
+struct	rofftbl {
+	tbl_strlen	 slen; /* calculate string length */
+	tbl_len		 len; /* produce width of empty space */
+	struct roffcol	*cols; /* master column specifiers */
+	void		*arg; /* passed to slen and len */
+};
+
 __BEGIN_DECLS
 
-int		 	 out_a2width(const char *);
-int		 	 out_a2offs(const char *, int);
-int			 out_a2list(const struct mdoc_node *);
+#define	SCALE_VS_INIT(p, v) \
+	do { (p)->unit = SCALE_VS; \
+	     (p)->scale = (v); } \
+	while (/* CONSTCOND */ 0)
+
+#define	SCALE_HS_INIT(p, v) \
+	do { (p)->unit = SCALE_BU; \
+	     (p)->scale = (v); } \
+	while (/* CONSTCOND */ 0)
+
+int	  	  a2roffsu(const char *, struct roffsu *, enum roffscale);
+void	  	  time2a(time_t, char *, size_t);
+void	  	  tblcalc(struct rofftbl *tbl, const struct tbl_span *);
+
+void		 *chars_init(enum chars);
+const char	 *chars_num2char(const char *, size_t);
+const char	 *chars_spec2str(void *, const char *, size_t, size_t *);
+int		  chars_spec2cp(void *, const char *, size_t);
+const char	 *chars_res2str(void *, const char *, size_t, size_t *);
+int		  chars_res2cp(void *, const char *, size_t);
+void		  chars_free(void *);
 
 __END_DECLS