Annotation of mandoc/term.h, Revision 1.97
1.97 ! schwarze 1: /* $Id: term.h,v 1.96 2013/12/24 23:04:36 schwarze Exp $ */
1.1 kristaps 2: /*
1.87 schwarze 3: * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.95 schwarze 4: * Copyright (c) 2011, 2012, 2013 Ingo Schwarze <schwarze@openbsd.org>
1.1 kristaps 5: *
6: * Permission to use, copy, modify, and distribute this software for any
1.36 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: *
1.36 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: #ifndef TERM_H
19: #define TERM_H
20:
21: __BEGIN_DECLS
22:
1.58 kristaps 23: struct termp;
24:
1.28 kristaps 25: enum termenc {
1.84 kristaps 26: TERMENC_ASCII,
1.85 kristaps 27: TERMENC_LOCALE,
28: TERMENC_UTF8
1.28 kristaps 29: };
30:
1.58 kristaps 31: enum termtype {
32: TERMTYPE_CHAR,
1.75 kristaps 33: TERMTYPE_PS,
34: TERMTYPE_PDF
1.58 kristaps 35: };
36:
1.51 kristaps 37: enum termfont {
38: TERMFONT_NONE = 0,
39: TERMFONT_BOLD,
1.68 kristaps 40: TERMFONT_UNDER,
1.93 schwarze 41: TERMFONT_BI,
1.68 kristaps 42: TERMFONT__MAX
1.51 kristaps 43: };
1.53 kristaps 44:
45: #define TERM_MAXMARGIN 100000 /* FIXME */
1.51 kristaps 46:
1.58 kristaps 47: typedef void (*term_margin)(struct termp *, const void *);
48:
1.78 kristaps 49: struct termp_tbl {
50: int width; /* width in fixed chars */
51: int decimal; /* decimal point position */
52: };
53:
1.1 kristaps 54: struct termp {
1.58 kristaps 55: enum termtype type;
1.79 kristaps 56: struct rofftbl tbl; /* table configuration */
1.90 schwarze 57: int mdocstyle; /* imitate mdoc(7) output */
1.89 schwarze 58: size_t defindent; /* Default indent for text. */
1.78 kristaps 59: size_t defrmargin; /* Right margin of the device. */
1.27 kristaps 60: size_t rmargin; /* Current right margin. */
61: size_t maxrmargin; /* Max right margin. */
1.94 schwarze 62: size_t maxcols; /* Max size of buf. */
1.27 kristaps 63: size_t offset; /* Margin offest. */
1.56 schwarze 64: size_t tabwidth; /* Distance of tab positions. */
1.94 schwarze 65: size_t col; /* Bytes in buf. */
1.57 schwarze 66: size_t viscol; /* Chars on current line. */
1.95 schwarze 67: size_t trailspace; /* See termp_flushln(). */
1.52 kristaps 68: int overstep; /* See termp_flushln(). */
1.91 schwarze 69: int skipvsp; /* Vertical space to skip. */
1.1 kristaps 70: int flags;
1.54 kristaps 71: #define TERMP_SENTENCE (1 << 1) /* Space before a sentence. */
1.38 kristaps 72: #define TERMP_NOSPACE (1 << 2) /* No space before words. */
1.96 schwarze 73: #define TERMP_NONOSPACE (1 << 3) /* No space (no autounset). */
1.97 ! schwarze 74: #define TERMP_NBRWORD (1 << 4) /* Make next word nonbreaking. */
1.96 schwarze 75: #define TERMP_KEEP (1 << 5) /* Keep words together. */
76: #define TERMP_PREKEEP (1 << 6) /* ...starting with the next one. */
77: #define TERMP_SKIPCHAR (1 << 7) /* Skip the next character. */
78: #define TERMP_NOBREAK (1 << 8) /* See term_flushln(). */
79: #define TERMP_DANGLE (1 << 9) /* See term_flushln(). */
80: #define TERMP_HANG (1 << 10) /* See term_flushln(). */
1.42 kristaps 81: #define TERMP_NOSPLIT (1 << 11) /* See termp_an_pre/post(). */
82: #define TERMP_SPLIT (1 << 12) /* See termp_an_pre/post(). */
83: #define TERMP_ANPREC (1 << 13) /* See termp_an_pre(). */
1.81 kristaps 84: int *buf; /* Output buffer. */
1.28 kristaps 85: enum termenc enc; /* Type of encoding. */
1.80 kristaps 86: struct mchars *symtab; /* Encoded-symbol table. */
1.51 kristaps 87: enum termfont fontl; /* Last font set. */
88: enum termfont fontq[10]; /* Symmetric fonts. */
89: int fonti; /* Index of font stack. */
1.58 kristaps 90: term_margin headf; /* invoked to print head */
91: term_margin footf; /* invoked to print foot */
1.81 kristaps 92: void (*letter)(struct termp *, int);
1.60 kristaps 93: void (*begin)(struct termp *);
94: void (*end)(struct termp *);
95: void (*endline)(struct termp *);
96: void (*advance)(struct termp *, size_t);
1.81 kristaps 97: size_t (*width)(const struct termp *, int);
1.71 kristaps 98: double (*hspan)(const struct termp *,
1.70 kristaps 99: const struct roffsu *);
1.58 kristaps 100: const void *argf; /* arg for headf/footf */
1.83 kristaps 101: struct termp_ps *ps;
1.1 kristaps 102: };
103:
1.86 kristaps 104: void term_eqn(struct termp *, const struct eqn *);
1.77 kristaps 105: void term_tbl(struct termp *, const struct tbl_span *);
1.59 kristaps 106: void term_free(struct termp *);
1.29 kristaps 107: void term_newln(struct termp *);
108: void term_vspace(struct termp *);
109: void term_word(struct termp *, const char *);
110: void term_flushln(struct termp *);
1.58 kristaps 111: void term_begin(struct termp *, term_margin,
112: term_margin, const void *);
113: void term_end(struct termp *);
1.1 kristaps 114:
1.65 kristaps 115: size_t term_hspan(const struct termp *,
116: const struct roffsu *);
117: size_t term_vspan(const struct termp *,
118: const struct roffsu *);
119: size_t term_strlen(const struct termp *, const char *);
120: size_t term_len(const struct termp *, size_t);
1.48 kristaps 121:
1.51 kristaps 122: enum termfont term_fonttop(struct termp *);
123: const void *term_fontq(struct termp *);
124: void term_fontpush(struct termp *, enum termfont);
125: void term_fontpop(struct termp *);
126: void term_fontpopq(struct termp *, const void *);
127: void term_fontrepl(struct termp *, enum termfont);
128: void term_fontlast(struct termp *);
129:
1.1 kristaps 130: __END_DECLS
131:
132: #endif /*!TERM_H*/
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