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Annotation of mandoc/html.h, Revision 1.101

1.101   ! schwarze    1: /*     $Id: html.h,v 1.100 2019/01/07 07:26:29 schwarze Exp $ */
1.1       kristaps    2: /*
1.66      schwarze    3:  * Copyright (c) 2008-2011, 2014 Kristaps Dzonsons <kristaps@bsd.lv>
1.99      schwarze    4:  * Copyright (c) 2017, 2018, 2019 Ingo Schwarze <schwarze@openbsd.org>
1.1       kristaps    5:  *
                      6:  * Permission to use, copy, modify, and distribute this software for any
1.6       kristaps    7:  * purpose with or without fee is hereby granted, provided that the above
                      8:  * copyright notice and this permission notice appear in all copies.
1.1       kristaps    9:  *
1.6       kristaps   10:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
                     11:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
                     12:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
                     13:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     14:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
                     15:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
                     16:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1       kristaps   17:  */
                     18:
1.6       kristaps   19: enum   htmltag {
                     20:        TAG_HTML,
                     21:        TAG_HEAD,
                     22:        TAG_BODY,
                     23:        TAG_META,
                     24:        TAG_TITLE,
                     25:        TAG_DIV,
1.89      schwarze   26:        TAG_IDIV,
1.6       kristaps   27:        TAG_H1,
                     28:        TAG_H2,
                     29:        TAG_SPAN,
                     30:        TAG_LINK,
                     31:        TAG_BR,
                     32:        TAG_A,
                     33:        TAG_TABLE,
                     34:        TAG_TR,
                     35:        TAG_TD,
                     36:        TAG_LI,
                     37:        TAG_UL,
                     38:        TAG_OL,
1.28      kristaps   39:        TAG_DL,
                     40:        TAG_DT,
                     41:        TAG_DD,
1.99      schwarze   42:        TAG_P,
1.31      kristaps   43:        TAG_PRE,
1.83      schwarze   44:        TAG_VAR,
1.82      schwarze   45:        TAG_CITE,
1.32      kristaps   46:        TAG_B,
1.33      kristaps   47:        TAG_I,
1.34      kristaps   48:        TAG_CODE,
1.35      kristaps   49:        TAG_SMALL,
1.56      kristaps   50:        TAG_STYLE,
1.63      kristaps   51:        TAG_MATH,
                     52:        TAG_MROW,
                     53:        TAG_MI,
1.86      schwarze   54:        TAG_MN,
1.63      kristaps   55:        TAG_MO,
                     56:        TAG_MSUP,
                     57:        TAG_MSUB,
                     58:        TAG_MSUBSUP,
                     59:        TAG_MFRAC,
                     60:        TAG_MSQRT,
                     61:        TAG_MFENCED,
                     62:        TAG_MTABLE,
                     63:        TAG_MTR,
                     64:        TAG_MTD,
1.64      kristaps   65:        TAG_MUNDEROVER,
                     66:        TAG_MUNDER,
                     67:        TAG_MOVER,
1.6       kristaps   68:        TAG_MAX
                     69: };
                     70:
1.21      kristaps   71: enum   htmlfont {
                     72:        HTMLFONT_NONE = 0,
                     73:        HTMLFONT_BOLD,
                     74:        HTMLFONT_ITALIC,
1.49      schwarze   75:        HTMLFONT_BI,
1.95      schwarze   76:        HTMLFONT_CW,
1.21      kristaps   77:        HTMLFONT_MAX
                     78: };
                     79:
1.6       kristaps   80: struct tag {
1.14      kristaps   81:        struct tag       *next;
1.101   ! schwarze   82:        int               refcnt;
        !            83:        int               closed;
1.6       kristaps   84:        enum htmltag      tag;
                     85: };
                     86:
                     87: struct html {
                     88:        int               flags;
1.40      kristaps   89: #define        HTML_NOSPACE     (1 << 0) /* suppress next space */
1.25      kristaps   90: #define        HTML_IGNDELIM    (1 << 1)
                     91: #define        HTML_KEEP        (1 << 2)
                     92: #define        HTML_PREKEEP     (1 << 3)
1.40      kristaps   93: #define        HTML_NONOSPACE   (1 << 4) /* never add spaces */
1.48      schwarze   94: #define        HTML_SKIPCHAR    (1 << 6) /* skip the next character */
1.54      schwarze   95: #define        HTML_NOSPLIT     (1 << 7) /* do not break line before .An */
                     96: #define        HTML_SPLIT       (1 << 8) /* break line before .An */
1.70      schwarze   97: #define        HTML_NONEWLINE   (1 << 9) /* No line break in nofill mode. */
1.77      schwarze   98: #define        HTML_BUFFER      (1 << 10) /* Collect a word to see if it fits. */
1.94      schwarze   99: #define        HTML_TOCDONE     (1 << 11) /* The TOC was already written. */
1.77      schwarze  100:        size_t            indent; /* current output indentation level */
1.76      schwarze  101:        int               noindent; /* indent disabled by <pre> */
1.77      schwarze  102:        size_t            col; /* current output byte position */
                    103:        size_t            bufcol; /* current buf byte position */
                    104:        char              buf[80]; /* output buffer */
1.80      schwarze  105:        struct tag       *tag; /* last open tag */
1.38      kristaps  106:        struct rofftbl    tbl; /* current table */
1.39      kristaps  107:        struct tag       *tblt; /* current open table scope */
1.93      schwarze  108:        char             *base_man1; /* bases for manpage href */
                    109:        char             *base_man2;
1.38      kristaps  110:        char             *base_includes; /* base for include href */
                    111:        char             *style; /* style-sheet URI */
1.35      kristaps  112:        struct tag       *metaf; /* current open font scope */
                    113:        enum htmlfont     metal; /* last used font */
                    114:        enum htmlfont     metac; /* current font mode */
1.47      kristaps  115:        int               oflags; /* output options */
                    116: #define        HTML_FRAGMENT    (1 << 0) /* don't emit HTML/HEAD/BODY */
1.94      schwarze  117: #define        HTML_TOC         (1 << 1) /* emit a table of contents */
1.6       kristaps  118: };
1.69      schwarze  119:
                    120:
1.84      schwarze  121: struct roff_node;
1.69      schwarze  122: struct tbl_span;
1.87      schwarze  123: struct eqn_box;
1.85      schwarze  124:
                    125: void             roff_html_pre(struct html *, const struct roff_node *);
1.12      kristaps  126:
1.88      schwarze  127: void             print_gen_comment(struct html *, struct roff_node *);
1.22      kristaps  128: void             print_gen_decls(struct html *);
1.6       kristaps  129: void             print_gen_head(struct html *);
1.96      schwarze  130: void             print_metaf(struct html *, enum mandoc_esc);
1.74      schwarze  131: struct tag      *print_otag(struct html *, enum htmltag, const char *, ...);
1.6       kristaps  132: void             print_tagq(struct html *, const struct tag *);
                    133: void             print_stagq(struct html *, const struct tag *);
                    134: void             print_text(struct html *, const char *);
1.39      kristaps  135: void             print_tblclose(struct html *);
1.37      kristaps  136: void             print_tbl(struct html *, const struct tbl_span *);
1.87      schwarze  137: void             print_eqn(struct html *, const struct eqn_box *);
1.79      schwarze  138: void             print_endline(struct html *);
1.10      kristaps  139:
1.99      schwarze  140: void             html_close_paragraph(struct html *);
1.98      schwarze  141: enum roff_tok    html_fillmode(struct html *, enum roff_tok);
1.90      schwarze  142: char            *html_make_id(const struct roff_node *, int);

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