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Annotation of mandoc/out.h, Revision 1.27

1.27    ! schwarze    1: /*     $Id: out.h,v 1.26 2014/12/01 08:05:52 schwarze Exp $ */
1.1       kristaps    2: /*
1.16      schwarze    3:  * Copyright (c) 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.1       kristaps    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:  */
1.6       kristaps   17:
1.3       kristaps   18: enum   roffscale {
1.18      kristaps   19:        SCALE_CM, /* centimeters (c) */
                     20:        SCALE_IN, /* inches (i) */
                     21:        SCALE_PC, /* pica (P) */
                     22:        SCALE_PT, /* points (p) */
                     23:        SCALE_EM, /* ems (m) */
                     24:        SCALE_MM, /* mini-ems (M) */
                     25:        SCALE_EN, /* ens (n) */
                     26:        SCALE_BU, /* default horizontal (u) */
                     27:        SCALE_VS, /* default vertical (v) */
                     28:        SCALE_FS, /* syn. for u (f) */
1.3       kristaps   29:        SCALE_MAX
                     30: };
                     31:
1.18      kristaps   32: struct roffcol {
                     33:        size_t           width; /* width of cell */
                     34:        size_t           decimal; /* decimal position in cell */
1.24      schwarze   35:        int              flags; /* layout flags, see tbl_cell */
1.18      kristaps   36: };
                     37:
1.3       kristaps   38: struct roffsu {
                     39:        enum roffscale    unit;
1.4       kristaps   40:        double            scale;
1.3       kristaps   41: };
                     42:
1.18      kristaps   43: typedef        size_t  (*tbl_strlen)(const char *, void *);
                     44: typedef        size_t  (*tbl_len)(size_t, void *);
                     45:
                     46: struct rofftbl {
                     47:        tbl_strlen       slen; /* calculate string length */
                     48:        tbl_len          len; /* produce width of empty space */
                     49:        struct roffcol  *cols; /* master column specifiers */
                     50:        void            *arg; /* passed to slen and len */
                     51: };
                     52:
1.3       kristaps   53: #define        SCALE_VS_INIT(p, v) \
                     54:        do { (p)->unit = SCALE_VS; \
1.12      kristaps   55:             (p)->scale = (v); } \
1.8       kristaps   56:        while (/* CONSTCOND */ 0)
                     57:
1.3       kristaps   58: #define        SCALE_HS_INIT(p, v) \
1.23      schwarze   59:        do { (p)->unit = SCALE_EN; \
1.12      kristaps   60:             (p)->scale = (v); } \
1.8       kristaps   61:        while (/* CONSTCOND */ 0)
1.26      schwarze   62:
                     63:
                     64: struct tbl_span;
1.3       kristaps   65:
1.22      schwarze   66: int              a2roffsu(const char *, struct roffsu *, enum roffscale);
1.24      schwarze   67: void             tblcalc(struct rofftbl *tbl,
                     68:                        const struct tbl_span *, size_t);

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