/* $Id: html.h,v 1.70 2014/12/02 10:08:06 schwarze Exp $ */ /* * 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. */ enum htmltag { TAG_HTML, TAG_HEAD, TAG_BODY, TAG_META, TAG_TITLE, TAG_DIV, TAG_H1, TAG_H2, TAG_SPAN, TAG_LINK, TAG_BR, TAG_A, TAG_TABLE, TAG_TBODY, TAG_COL, TAG_TR, TAG_TD, TAG_LI, TAG_UL, TAG_OL, TAG_DL, TAG_DT, TAG_DD, TAG_BLOCKQUOTE, TAG_PRE, TAG_B, TAG_I, TAG_CODE, TAG_SMALL, TAG_STYLE, TAG_MATH, TAG_MROW, TAG_MI, 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 }; enum htmlattr { ATTR_NAME, ATTR_REL, ATTR_HREF, ATTR_TYPE, ATTR_MEDIA, ATTR_CLASS, ATTR_STYLE, ATTR_ID, ATTR_COLSPAN, ATTR_CHARSET, ATTR_OPEN, ATTR_CLOSE, ATTR_MATHVARIANT, ATTR_MAX }; enum htmlfont { HTMLFONT_NONE = 0, HTMLFONT_BOLD, HTMLFONT_ITALIC, HTMLFONT_BI, HTMLFONT_MAX }; struct tag { struct tag *next; enum htmltag tag; }; struct tagq { struct tag *head; }; struct htmlpair { enum htmlattr key; const char *val; }; #define PAIR_INIT(p, t, v) \ do { \ (p)->key = (t); \ (p)->val = (v); \ } while (/* CONSTCOND */ 0) #define PAIR_ID_INIT(p, v) PAIR_INIT(p, ATTR_ID, v) #define PAIR_CLASS_INIT(p, v) PAIR_INIT(p, ATTR_CLASS, v) #define PAIR_HREF_INIT(p, v) PAIR_INIT(p, ATTR_HREF, v) #define PAIR_STYLE_INIT(p, h) PAIR_INIT(p, ATTR_STYLE, (h)->buf) 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_LITERAL (1 << 5) /* literal (e.g., <PRE>) context */ #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. */ struct tagq tags; /* stack of open tags */ struct rofftbl tbl; /* current table */ struct tag *tblt; /* current open table scope */ const struct mchars *symtab; /* character table */ char *base_man; /* base for manpage href */ char *base_includes; /* base for include href */ char *style; /* style-sheet URI */ char buf[BUFSIZ]; /* see bufcat and friends */ size_t buflen; struct tag *metaf; /* current open font scope */ enum htmlfont metal; /* last used font */ enum htmlfont metac; /* current font mode */ int oflags; /* output options */ #define HTML_FRAGMENT (1 << 0) /* don't emit HTML/HEAD/BODY */ }; __BEGIN_DECLS struct tbl_span; struct eqn; void print_gen_decls(struct html *); void print_gen_head(struct html *); struct tag *print_otag(struct html *, enum htmltag, int, const struct htmlpair *); 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 *); void print_paragraph(struct html *); #if __GNUC__ - 0 >= 4 __attribute__((__format__ (__printf__, 2, 3))) #endif void bufcat_fmt(struct html *, const char *, ...); void bufcat(struct html *, const char *); void bufcat_id(struct html *, const char *); void bufcat_style(struct html *, const char *, const char *); void bufcat_su(struct html *, const char *, const struct roffsu *); void bufinit(struct html *); void buffmt_man(struct html *, const char *, const char *); void buffmt_includes(struct html *, const char *); int html_strlen(const char *); __END_DECLS