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>
5 *
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.
9 *
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.
17 */
18
19 enum roffscale {
20 SCALE_CM, /* centimeters (c) */
21 SCALE_IN, /* inches (i) */
37 int flags; /* layout flags, see tbl_cell */
38 };
39
40 struct roffsu {
41 enum roffscale unit;
42 double scale;
43 };
44
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 *);
48
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 */
55 };
56
57 #define SCALE_VS_INIT(p, v) \
58 do { (p)->unit = SCALE_VS; \
59 (p)->scale = (v); } \
60 while (/* CONSTCOND */ 0)
61
62 #define SCALE_HS_INIT(p, v) \
63 do { (p)->unit = SCALE_EN; \
64 (p)->scale = (v); } \
65 while (/* CONSTCOND */ 0)
66
67
68 struct tbl_span;
69
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);
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1 /* $Id: out.h,v 1.32 2018/06/25 16:54:59 schwarze Exp $ */
2 /*
3 * Copyright (c) 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
4 * Copyright (c) 2014, 2017 Ingo Schwarze <schwarze@openbsd.org>
5 *
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.
9 *
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.
17 */
18
19 enum roffscale {
20 SCALE_CM, /* centimeters (c) */
21 SCALE_IN, /* inches (i) */
37 int flags; /* layout flags, see tbl_cell */
38 };
39
40 struct roffsu {
41 enum roffscale unit;
42 double scale;
43 };
44
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 *);
48
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 */
55 };
56
57 #define SCALE_HS_INIT(p, v) \
58 do { (p)->unit = SCALE_EN; \
59 (p)->scale = (v); } \
60 while (/* CONSTCOND */ 0)
61
62
63 struct tbl_span;
64
65 const char *a2roffsu(const char *, struct roffsu *, enum roffscale);
66 void tblcalc(struct rofftbl *tbl,
67 const struct tbl_span *, size_t, size_t);
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