X-Git-Url: https://git.cameronkatri.com/mandoc.git/blobdiff_plain/3da36abba778bbb6f652585d4c8d476dcee854a4..6c161f30c252bf65b27ce98eb9c96681bb45f27e:/term.h

diff --git a/term.h b/term.h
index c51ee48d..decd7f40 100644
--- a/term.h
+++ b/term.h
@@ -1,82 +1,135 @@
-/* $Id: term.h,v 1.6 2009/02/25 12:09:20 kristaps Exp $ */
+/*	$Id: term.h,v 1.101 2014/04/20 16:46:05 schwarze Exp $ */
 /*
- * Copyright (c) 2008 Kristaps Dzonsons <kristaps@kth.se>
+ * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
+ * Copyright (c) 2011, 2012, 2013, 2014 Ingo Schwarze <schwarze@openbsd.org>
  *
  * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the
- * above copyright notice and this permission notice appear in all
- * copies.
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
  *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
- * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
- * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
- * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
- * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
- * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
- * PERFORMANCE OF THIS SOFTWARE.
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 #ifndef TERM_H
 #define TERM_H
 
-#include "mdoc.h"
-
 __BEGIN_DECLS
 
-struct	termp {
-	size_t		  rmargin;
-	size_t		  maxrmargin;
-	size_t		  maxcols;
-	size_t		  offset;
-	size_t		  col;
-	int		  flags;
-#define	TERMP_BOLD	 (1 << 0)	/* Embolden words. */
-#define	TERMP_UNDERLINE	 (1 << 1)	/* Underline words. */
-#define	TERMP_NOSPACE	 (1 << 2)	/* No space before words. */
-#define	TERMP_NOLPAD	 (1 << 3)	/* No leftpad before flush. */
-#define	TERMP_NOBREAK	 (1 << 4)	/* No break after flush. */
-#define	TERMP_LITERAL	 (1 << 5)	/* Literal words. */
-#define	TERMP_IGNDELIM	 (1 << 6)	/* Delims like regulars. */
-	char		 *buf;
+struct	termp;
+
+enum	termenc {
+	TERMENC_ASCII,
+	TERMENC_LOCALE,
+	TERMENC_UTF8
+};
+
+enum	termtype {
+	TERMTYPE_CHAR,
+	TERMTYPE_PS,
+	TERMTYPE_PDF
 };
 
-struct	termpair {
-	int		  type;
-#define	TERMPAIR_FLAG	 (1 << 0)
-	union {
-		int	  flag;
-	} data;
+enum	termfont {
+	TERMFONT_NONE = 0,
+	TERMFONT_BOLD,
+	TERMFONT_UNDER,
+	TERMFONT_BI,
+	TERMFONT__MAX
 };
 
-#define	TERMPAIR_SETFLAG(p, fl) \
-	do { \
-		(p)->data.flag = (fl); \
-		(p)->type = TERMPAIR_FLAG; \
-	} while (0)
+#define	TERM_MAXMARGIN	  100000 /* FIXME */
 
-struct	termact {
-	int		(*pre)(struct termp *,
-				struct termpair *,
-				const struct mdoc_meta *,
-				const struct mdoc_node *);
-	void		(*post)(struct termp *,
-				struct termpair *,
-				const struct mdoc_meta *,
-				const struct mdoc_node *);
+typedef void	(*term_margin)(struct termp *, const void *);
+
+struct	termp_tbl {
+	int		  width;	/* width in fixed chars */
+	int		  decimal;	/* decimal point position */
+};
+
+struct	termp {
+	enum termtype	  type;
+	struct rofftbl	  tbl;		/* table configuration */
+	int		  mdocstyle;	/* imitate mdoc(7) output */
+	size_t		  defindent;	/* Default indent for text. */
+	size_t		  defrmargin;	/* Right margin of the device. */
+	size_t		  lastrmargin;	/* Right margin before the last ll. */
+	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. */
+	size_t		  trailspace;	/* See termp_flushln(). */
+	int		  overstep;	/* See termp_flushln(). */
+	int		  skipvsp;	/* Vertical space to skip. */
+	int		  flags;
+#define	TERMP_SENTENCE	 (1 << 1)	/* Space before a sentence. */
+#define	TERMP_NOSPACE	 (1 << 2)	/* No space before words. */
+#define	TERMP_NONOSPACE	 (1 << 3)	/* No space (no autounset). */
+#define	TERMP_NBRWORD	 (1 << 4)	/* Make next word nonbreaking. */
+#define	TERMP_KEEP	 (1 << 5)	/* Keep words together. */
+#define	TERMP_PREKEEP	 (1 << 6)	/* ...starting with the next one. */
+#define	TERMP_SKIPCHAR	 (1 << 7)	/* Skip the next character. */
+#define	TERMP_NOBREAK	 (1 << 8)	/* See term_flushln(). */
+#define	TERMP_BRIND	 (1 << 9)	/* See term_flushln(). */
+#define	TERMP_DANGLE	 (1 << 10)	/* See term_flushln(). */
+#define	TERMP_HANG	 (1 << 11)	/* See term_flushln(). */
+#define	TERMP_NOSPLIT	 (1 << 12)	/* See termp_an_pre/post(). */
+#define	TERMP_SPLIT	 (1 << 13)	/* See termp_an_pre/post(). */
+#define	TERMP_ANPREC	 (1 << 14)	/* See termp_an_pre(). */
+	int		 *buf;		/* Output buffer. */
+	enum termenc	  enc;		/* Type of encoding. */
+	struct mchars	 *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 *, int);
+	void		(*begin)(struct termp *);
+	void		(*end)(struct termp *);
+	void		(*endline)(struct termp *);
+	void		(*advance)(struct termp *, size_t);
+	void		(*setwidth)(struct termp *, int, size_t);
+	size_t		(*width)(const struct termp *, int);
+	double		(*hspan)(const struct termp *,
+				const struct roffsu *);
+	const void	 *argf;		/* arg for headf/footf */
+	struct termp_ps	 *ps;
 };
 
-void			  newln(struct termp *);
-void			  vspace(struct termp *);
-void			  word(struct termp *, const char *);
-void			  flushln(struct termp *);
-void			  transcode(struct termp *, 
-				const char *, size_t);
+void		  term_eqn(struct termp *, const struct eqn *);
+void		  term_tbl(struct termp *, const struct tbl_span *);
+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 *);
 
-void			  subtree(struct termp *,
-				const struct mdoc_meta *,
-				const struct mdoc_node *);
+void		  term_setwidth(struct termp *, const char *);
+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);
 
-const	struct termact 	 *termacts;
+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