=================================================================== RCS file: /cvs/mandoc/term.h,v retrieving revision 1.19 retrieving revision 1.98 diff -u -p -r1.19 -r1.98 --- mandoc/term.h 2009/03/04 14:41:40 1.19 +++ mandoc/term.h 2014/03/30 19:47:48 1.98 @@ -1,147 +1,134 @@ -/* $Id: term.h,v 1.19 2009/03/04 14:41:40 kristaps Exp $ */ +/* $Id: term.h,v 1.98 2014/03/30 19:47:48 schwarze Exp $ */ /* - * Copyright (c) 2008 Kristaps Dzonsons + * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons + * Copyright (c) 2011, 2012, 2013, 2014 Ingo Schwarze * * 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 -#define INDENT 6 +struct termp; -__BEGIN_DECLS +enum termenc { + TERMENC_ASCII, + TERMENC_LOCALE, + TERMENC_UTF8 +}; -enum tsym { - TERMSYM_RBRACK = 0, - TERMSYM_LBRACK = 1, - TERMSYM_LARROW = 2, - TERMSYM_RARROW = 3, - TERMSYM_UARROW = 4, - TERMSYM_DARROW = 5, - TERMSYM_LSQUOTE = 6, - TERMSYM_RSQUOTE = 7, - TERMSYM_SQUOTE = 8, - TERMSYM_LDQUOTE = 9, - TERMSYM_RDQUOTE = 10, - TERMSYM_DQUOTE = 11, - TERMSYM_LT = 12, - TERMSYM_GT = 13, - TERMSYM_LE = 14, - TERMSYM_GE = 15, - TERMSYM_EQ = 16, - TERMSYM_NEQ = 17, - TERMSYM_ACUTE = 18, - TERMSYM_GRAVE = 19, - TERMSYM_PI = 20, - TERMSYM_PLUSMINUS = 21, - TERMSYM_INF = 22, - TERMSYM_INF2 = 23, - TERMSYM_NAN = 24, - TERMSYM_BAR = 25, - TERMSYM_BULLET = 26, - TERMSYM_AMP = 27, - TERMSYM_EM = 28, - TERMSYM_EN = 29, - TERMSYM_COPY = 30, - TERMSYM_ASTERISK = 31, - TERMSYM_SLASH = 32, - TERMSYM_HYPHEN = 33, - TERMSYM_SPACE = 34, - TERMSYM_PERIOD = 35, - TERMSYM_BREAK = 36, - TERMSYM_LANGLE = 37, - TERMSYM_RANGLE = 38 +enum termtype { + TERMTYPE_CHAR, + TERMTYPE_PS, + TERMTYPE_PDF }; - -enum tstyle { - TERMSTYLE_CLEAR = 0, - TERMSTYLE_BOLD = 1, - TERMSTYLE_UNDER = 2, - TERMSTYLE_MAX = 3 +enum termfont { + TERMFONT_NONE = 0, + TERMFONT_BOLD, + TERMFONT_UNDER, + TERMFONT_BI, + TERMFONT__MAX }; -struct termsym { - const char *sym; - size_t sz; +#define TERM_MAXMARGIN 100000 /* FIXME */ + +typedef void (*term_margin)(struct termp *, const void *); + +struct termp_tbl { + int width; /* width in fixed chars */ + int decimal; /* decimal point position */ }; struct termp { - size_t rmargin; - size_t maxrmargin; - size_t maxcols; - size_t offset; - size_t col; + 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_BOLD (1 << 0) /* Embolden words. */ -#define TERMP_UNDERLINE (1 << 1) /* Underline words. */ +#define TERMP_SENTENCE (1 << 1) /* Space before a sentence. */ #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. */ -#define TERMP_NONOSPACE (1 << 7) /* No space (no autounset). */ -#define TERMP_NONOBREAK (1 << 8) - char *buf; - struct termsym *symtab; /* Special-symbol table. */ - struct termsym *styletab; /* Style table. */ +#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_DANGLE (1 << 9) /* See term_flushln(). */ +#define TERMP_HANG (1 << 10) /* See term_flushln(). */ +#define TERMP_NOSPLIT (1 << 11) /* See termp_an_pre/post(). */ +#define TERMP_SPLIT (1 << 12) /* See termp_an_pre/post(). */ +#define TERMP_ANPREC (1 << 13) /* 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 *, 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; }; -struct termpair { - struct termpair *ppair; - int type; -#define TERMPAIR_FLAG (1 << 0) - int flag; - size_t offset; - size_t rmargin; - int count; -}; +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 *); -#define TERMPAIR_SETFLAG(termp, p, fl) \ - do { \ - assert(! (TERMPAIR_FLAG & (p)->type)); \ - (termp)->flags |= (fl); \ - (p)->flag = (fl); \ - (p)->type |= TERMPAIR_FLAG; \ - } while (0) +void term_setwidth(struct termp *, size_t); +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); -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 *); -}; - -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 subtree(struct termp *, - const struct mdoc_meta *, - const struct mdoc_node *); - - -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