1/* $Id: out.h,v 1.21 2011/07/17 15:24:25 kristaps Exp $ */ 2/* 3 * Copyright (c) 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> 4 * 5 * Permission to use, copy, modify, and distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 */ 17#ifndef OUT_H 18#define OUT_H 19 20enum roffscale { 21 SCALE_CM, /* centimeters (c) */ 22 SCALE_IN, /* inches (i) */ 23 SCALE_PC, /* pica (P) */ 24 SCALE_PT, /* points (p) */ 25 SCALE_EM, /* ems (m) */ 26 SCALE_MM, /* mini-ems (M) */ 27 SCALE_EN, /* ens (n) */ 28 SCALE_BU, /* default horizontal (u) */ 29 SCALE_VS, /* default vertical (v) */ 30 SCALE_FS, /* syn. for u (f) */ 31 SCALE_MAX 32}; 33 34struct roffcol { 35 size_t width; /* width of cell */ 36 size_t decimal; /* decimal position in cell */ 37}; 38 39struct roffsu { 40 enum roffscale unit; 41 double scale; 42}; 43 44typedef size_t (*tbl_strlen)(const char *, void *); 45typedef size_t (*tbl_len)(size_t, void *); 46 47struct rofftbl { 48 tbl_strlen slen; /* calculate string length */ 49 tbl_len len; /* produce width of empty space */ 50 struct roffcol *cols; /* master column specifiers */ 51 void *arg; /* passed to slen and len */ 52}; 53 54__BEGIN_DECLS 55 56#define SCALE_VS_INIT(p, v) \ 57 do { (p)->unit = SCALE_VS; \ 58 (p)->scale = (v); } \ 59 while (/* CONSTCOND */ 0) 60 61#define SCALE_HS_INIT(p, v) \ 62 do { (p)->unit = SCALE_BU; \ 63 (p)->scale = (v); } \ 64 while (/* CONSTCOND */ 0) 65 66int a2roffsu(const char *, struct roffsu *, enum roffscale); 67void tblcalc(struct rofftbl *tbl, const struct tbl_span *); 68 69__END_DECLS 70 71#endif /*!OUT_H*/ 72