/* $OpenBSD: html.h,v 1.69 2020/03/13 00:31:04 schwarze Exp $ */ /* * Copyright (c) 2017, 2018, 2019, 2020 Ingo Schwarze * Copyright (c) 2008-2011, 2014 Kristaps Dzonsons * * 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. * * 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. * * Internal interfaces for mandoc(1) HTML formatters. * For use by the individual HTML formatters only. */ enum htmltag { TAG_HTML, TAG_HEAD, TAG_META, TAG_LINK, TAG_STYLE, TAG_TITLE, TAG_BODY, TAG_DIV, TAG_SECTION, TAG_TABLE, TAG_TR, TAG_TD, TAG_LI, TAG_UL, TAG_OL, TAG_DL, TAG_DT, TAG_DD, TAG_H1, TAG_H2, TAG_P, TAG_PRE, TAG_A, TAG_B, TAG_CITE, TAG_CODE, TAG_I, TAG_SMALL, TAG_SPAN, TAG_VAR, TAG_BR, TAG_MARK, TAG_MATH, TAG_MROW, TAG_MI, TAG_MN, TAG_MO, TAG_MSUP, TAG_MSUB, TAG_MSUBSUP, TAG_MFRAC, TAG_MSQRT, TAG_MFENCED, TAG_MTABLE, TAG_MTR, TAG_MTD, TAG_MUNDEROVER, TAG_MUNDER, TAG_MOVER, TAG_MAX }; struct tag { struct tag *next; int refcnt; int closed; enum htmltag tag; }; struct html { int flags; #define HTML_NOSPACE (1 << 0) /* suppress next space */ #define HTML_IGNDELIM (1 << 1) #define HTML_KEEP (1 << 2) #define HTML_PREKEEP (1 << 3) #define HTML_NONOSPACE (1 << 4) /* never add spaces */ #define HTML_SKIPCHAR (1 << 6) /* skip the next character */ #define HTML_NOSPLIT (1 << 7) /* do not break line before .An */ #define HTML_SPLIT (1 << 8) /* break line before .An */ #define HTML_NONEWLINE (1 << 9) /* No line break in nofill mode. */ #define HTML_BUFFER (1 << 10) /* Collect a word to see if it fits. */ #define HTML_TOCDONE (1 << 11) /* The TOC was already written. */ size_t indent; /* current output indentation level */ int noindent; /* indent disabled by
 */
	size_t		  col; /* current output byte position */
	size_t		  bufcol; /* current buf byte position */
	char		  buf[80]; /* output buffer */
	struct tag	 *tag; /* last open tag */
	struct rofftbl	  tbl; /* current table */
	struct tag	 *tblt; /* current open table scope */
	char		 *base_man1; /* bases for manpage href */
	char		 *base_man2;
	char		 *base_includes; /* base for include href */
	char		 *style; /* style-sheet URI */
	struct tag	 *metaf; /* current open font scope */
	enum mandoc_esc	  metal; /* last used font */
	enum mandoc_esc	  metac; /* current font mode */
	int		  oflags; /* output options */
#define	HTML_FRAGMENT	 (1 << 0) /* don't emit HTML/HEAD/BODY */
#define	HTML_TOC	 (1 << 1) /* emit a table of contents */
};


struct	roff_node;
struct	tbl_span;
struct	eqn_box;

void		  roff_html_pre(struct html *, const struct roff_node *);

void		  print_gen_comment(struct html *, struct roff_node *);
void		  print_gen_decls(struct html *);
void		  print_gen_head(struct html *);
struct tag	 *print_otag(struct html *, enum htmltag, const char *, ...);
struct tag	 *print_otag_id(struct html *, enum htmltag, const char *,
			struct roff_node *);
void		  print_tagq(struct html *, const struct tag *);
void		  print_stagq(struct html *, const struct tag *);
void		  print_text(struct html *, const char *);
void		  print_tblclose(struct html *);
void		  print_tbl(struct html *, const struct tbl_span *);
void		  print_eqn(struct html *, const struct eqn_box *);
void		  print_endline(struct html *);

void		  html_close_paragraph(struct html *);
enum roff_tok	  html_fillmode(struct html *, enum roff_tok);
char		 *html_make_id(const struct roff_node *, int);
int		  html_setfont(struct html *, enum mandoc_esc);