/* $Id$ */
/*
* Copyright (c) 2017, 2018, 2019, 2020 Ingo Schwarze <schwarze@openbsd.org>
* Copyright (c) 2008-2011, 2014 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
* 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_MAIN,
TAG_DIV,
TAG_SECTION,
TAG_NAV,
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_HR,
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 <pre> */
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_tagged_text(struct html *, const char *,
struct roff_node *);
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);
