8647 loader should support large_dnode
[unleashed.git] / bin / mandoc / out.h
blobf6aceb9c13f4d7b814ab413a027a63eea5f30322
1 /* $Id: out.h,v 1.31 2017/06/27 18:25:02 schwarze Exp $ */
2 /*
3 * Copyright (c) 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
4 * Copyright (c) 2014, 2017 Ingo Schwarze <schwarze@openbsd.org>
6 * Permission to use, copy, modify, and distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
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.
19 enum roffscale {
20 SCALE_CM, /* centimeters (c) */
21 SCALE_IN, /* inches (i) */
22 SCALE_PC, /* pica (P) */
23 SCALE_PT, /* points (p) */
24 SCALE_EM, /* ems (m) */
25 SCALE_MM, /* mini-ems (M) */
26 SCALE_EN, /* ens (n) */
27 SCALE_BU, /* default horizontal (u) */
28 SCALE_VS, /* default vertical (v) */
29 SCALE_FS, /* syn. for u (f) */
30 SCALE_MAX
33 struct roffcol {
34 size_t width; /* width of cell */
35 size_t decimal; /* decimal position in cell */
36 size_t spacing; /* spacing after the column */
37 int flags; /* layout flags, see tbl_cell */
40 struct roffsu {
41 enum roffscale unit;
42 double scale;
45 typedef size_t (*tbl_sulen)(const struct roffsu *, void *);
46 typedef size_t (*tbl_strlen)(const char *, void *);
47 typedef size_t (*tbl_len)(size_t, void *);
49 struct rofftbl {
50 tbl_sulen sulen; /* calculate scaling unit length */
51 tbl_strlen slen; /* calculate string length */
52 tbl_len len; /* produce width of empty space */
53 struct roffcol *cols; /* master column specifiers */
54 void *arg; /* passed to sulen, slen, and len */
57 #define SCALE_VS_INIT(p, v) \
58 do { (p)->unit = SCALE_VS; \
59 (p)->scale = (v); } \
60 while (/* CONSTCOND */ 0)
62 #define SCALE_HS_INIT(p, v) \
63 do { (p)->unit = SCALE_EN; \
64 (p)->scale = (v); } \
65 while (/* CONSTCOND */ 0)
68 struct tbl_span;
70 const char *a2roffsu(const char *, struct roffsu *, enum roffscale);
71 void tblcalc(struct rofftbl *tbl,
72 const struct tbl_span *, size_t, size_t);