version 1.7, 2011/01/04 12:06:21 |
version 1.62, 2018/11/28 04:47:51 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2009 Kristaps Dzonsons <kristaps@kth.se> |
* Copyright (c) 2009, 2011 Kristaps Dzonsons <kristaps@bsd.lv> |
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* Copyright (c) 2011-2018 Ingo Schwarze <schwarze@openbsd.org> |
* |
* |
* Permission to use, copy, modify, and distribute this software for any |
* Permission to use, copy, modify, and distribute this software for any |
* purpose with or without fee is hereby granted, provided that the above |
* purpose with or without fee is hereby granted, provided that the above |
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
*/ |
*/ |
#ifdef HAVE_CONFIG_H |
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#include "config.h" |
#include "config.h" |
#endif |
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#include <sys/types.h> |
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#include <assert.h> |
#include <assert.h> |
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#include <ctype.h> |
#include <stdio.h> |
#include <stdio.h> |
#include <stdlib.h> |
#include <stdlib.h> |
#include <string.h> |
#include <string.h> |
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#include "out.h" |
#include "out.h" |
#include "term.h" |
#include "term.h" |
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/* FIXME: `n' modifier doesn't always do the right thing. */ |
#define IS_HORIZ(cp) ((cp)->pos == TBL_CELL_HORIZ || \ |
/* FIXME: `n' modifier doesn't use the cell-spacing buffer. */ |
(cp)->pos == TBL_CELL_DHORIZ) |
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static inline void tbl_char(struct termp *, char, int); |
/* Flags for tbl_hrule(). */ |
static void tbl_hframe(struct termp *, |
#define HRULE_DBOX (1 << 0) /* Top and bottom, ASCII mode only. */ |
const struct tbl_span *); |
#define HRULE_DATA (1 << 1) /* In the middle of the table. */ |
static void tbl_data_number(struct termp *, |
#define HRULE_DOWN (1 << 2) /* Allow downward branches. */ |
const struct tbl *, |
#define HRULE_UP (1 << 3) /* Allow upward branches. */ |
const struct tbl_dat *, |
#define HRULE_ENDS (1 << 4) /* Also generate left and right ends. */ |
const struct termp_tbl *); |
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static void tbl_data_literal(struct termp *, |
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const struct tbl_dat *, |
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const struct termp_tbl *); |
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static void tbl_data(struct termp *, const struct tbl *, |
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const struct tbl_dat *, |
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const struct termp_tbl *); |
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static void tbl_spanner(struct termp *, |
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const struct tbl_head *); |
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static void tbl_hrule(struct termp *, |
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const struct tbl_span *); |
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static void tbl_vframe(struct termp *, |
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const struct tbl *); |
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static void tbl_calc(struct termp *, |
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const struct tbl_span *); |
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static void tbl_calc_data(struct termp *, |
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const struct tbl *, |
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const struct tbl_dat *, |
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struct termp_tbl *); |
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static void tbl_calc_data_literal(struct termp *, |
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const struct tbl_dat *, |
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struct termp_tbl *); |
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static void tbl_calc_data_number(struct termp *, |
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const struct tbl *, |
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const struct tbl_dat *, |
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struct termp_tbl *); |
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static size_t term_tbl_len(size_t, void *); |
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static size_t term_tbl_strlen(const char *, void *); |
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static size_t term_tbl_sulen(const struct roffsu *, void *); |
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static void tbl_data(struct termp *, const struct tbl_opts *, |
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const struct tbl_cell *, |
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const struct tbl_dat *, |
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const struct roffcol *); |
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static void tbl_direct_border(struct termp *, int, size_t); |
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static void tbl_fill_border(struct termp *, int, size_t); |
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static void tbl_fill_char(struct termp *, char, size_t); |
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static void tbl_fill_string(struct termp *, const char *, size_t); |
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static void tbl_hrule(struct termp *, const struct tbl_span *, int); |
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static void tbl_literal(struct termp *, const struct tbl_dat *, |
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const struct roffcol *); |
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static void tbl_number(struct termp *, const struct tbl_opts *, |
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const struct tbl_dat *, |
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const struct roffcol *); |
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static void tbl_word(struct termp *, const struct tbl_dat *); |
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/* |
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* The following border-character tables are indexed |
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* by ternary (3-based) numbers, as opposed to binary or decimal. |
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* Each ternary digit describes the line width in one direction: |
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* 0 means no line, 1 single or light line, 2 double or heavy line. |
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*/ |
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/* Positional values of the four directions. */ |
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#define BRIGHT 1 |
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#define BDOWN 3 |
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#define BLEFT (3 * 3) |
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#define BUP (3 * 3 * 3) |
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#define BHORIZ (BLEFT + BRIGHT) |
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/* Code points to use for each combination of widths. */ |
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static const int borders_utf8[81] = { |
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0x0020, 0x2576, 0x257a, /* 000 right */ |
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0x2577, 0x250c, 0x250d, /* 001 down */ |
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0x257b, 0x250e, 0x250f, /* 002 */ |
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0x2574, 0x2500, 0x257c, /* 010 left */ |
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0x2510, 0x252c, 0x252e, /* 011 left down */ |
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0x2512, 0x2530, 0x2532, /* 012 */ |
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0x2578, 0x257e, 0x2501, /* 020 left */ |
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0x2511, 0x252d, 0x252f, /* 021 left down */ |
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0x2513, 0x2531, 0x2533, /* 022 */ |
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0x2575, 0x2514, 0x2515, /* 100 up */ |
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0x2502, 0x251c, 0x251d, /* 101 up down */ |
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0x257d, 0x251f, 0x2522, /* 102 */ |
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0x2518, 0x2534, 0x2536, /* 110 up left */ |
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0x2524, 0x253c, 0x253e, /* 111 all */ |
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0x2527, 0x2541, 0x2546, /* 112 */ |
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0x2519, 0x2535, 0x2537, /* 120 up left */ |
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0x2525, 0x253d, 0x253f, /* 121 all */ |
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0x252a, 0x2545, 0x2548, /* 122 */ |
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0x2579, 0x2516, 0x2517, /* 200 up */ |
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0x257f, 0x251e, 0x2521, /* 201 up down */ |
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0x2503, 0x2520, 0x2523, /* 202 */ |
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0x251a, 0x2538, 0x253a, /* 210 up left */ |
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0x2526, 0x2540, 0x2544, /* 211 all */ |
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0x2528, 0x2542, 0x254a, /* 212 */ |
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0x251b, 0x2539, 0x253b, /* 220 up left */ |
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0x2529, 0x2543, 0x2547, /* 221 all */ |
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0x252b, 0x2549, 0x254b, /* 222 */ |
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}; |
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/* ASCII approximations for these code points, compatible with groff. */ |
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static const int borders_ascii[81] = { |
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' ', '-', '=', /* 000 right */ |
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'|', '+', '+', /* 001 down */ |
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'|', '+', '+', /* 002 */ |
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'-', '-', '=', /* 010 left */ |
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'+', '+', '+', /* 011 left down */ |
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'+', '+', '+', /* 012 */ |
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'=', '=', '=', /* 020 left */ |
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'+', '+', '+', /* 021 left down */ |
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'+', '+', '+', /* 022 */ |
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'|', '+', '+', /* 100 up */ |
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'|', '+', '+', /* 101 up down */ |
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'|', '+', '+', /* 102 */ |
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'+', '+', '+', /* 110 up left */ |
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'+', '+', '+', /* 111 all */ |
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'+', '+', '+', /* 112 */ |
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'+', '+', '+', /* 120 up left */ |
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'+', '+', '+', /* 121 all */ |
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'+', '+', '+', /* 122 */ |
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'|', '+', '+', /* 200 up */ |
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'|', '+', '+', /* 201 up down */ |
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'|', '+', '+', /* 202 */ |
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'+', '+', '+', /* 210 up left */ |
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'+', '+', '+', /* 211 all */ |
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'+', '+', '+', /* 212 */ |
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'+', '+', '+', /* 220 up left */ |
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'+', '+', '+', /* 221 all */ |
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'+', '+', '+', /* 222 */ |
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}; |
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/* Either of the above according to the selected output encoding. */ |
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static const int *borders_locale; |
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static size_t |
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term_tbl_sulen(const struct roffsu *su, void *arg) |
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{ |
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int i; |
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i = term_hen((const struct termp *)arg, su); |
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return i > 0 ? i : 0; |
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} |
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static size_t |
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term_tbl_strlen(const char *p, void *arg) |
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{ |
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return term_strlen((const struct termp *)arg, p); |
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} |
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static size_t |
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term_tbl_len(size_t sz, void *arg) |
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{ |
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return term_len((const struct termp *)arg, sz); |
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} |
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void |
void |
term_tbl(struct termp *tp, const struct tbl_span *sp) |
term_tbl(struct termp *tp, const struct tbl_span *sp) |
{ |
{ |
const struct tbl_head *hp; |
const struct tbl_cell *cp, *cpn, *cpp, *cps; |
const struct tbl_dat *dp; |
const struct tbl_dat *dp; |
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static size_t offset; |
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size_t coloff, tsz; |
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int hspans, ic, more; |
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int dvert, fc, horiz, line, uvert; |
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/* Inhibit printing of spaces: we do padding ourselves. */ |
/* Inhibit printing of spaces: we do padding ourselves. */ |
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tp->flags |= TERMP_NONOSPACE; |
tp->flags |= TERMP_NOSPACE | TERMP_NONOSPACE; |
tp->flags |= TERMP_NOSPACE; |
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/* |
/* |
* The first time we're invoked for a given table block, create |
* The first time we're invoked for a given table block, |
* the termp_tbl structure. This contains the column |
* calculate the table widths and decimal positions. |
* configuration for the entire table, e.g., table-wide column |
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* width, decimal point, etc. |
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*/ |
*/ |
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if (TBL_SPAN_FIRST & sp->flags) { |
if (tp->tbl.cols == NULL) { |
assert(NULL == tp->tbl); |
borders_locale = tp->enc == TERMENC_UTF8 ? |
tp->tbl = calloc |
borders_utf8 : borders_ascii; |
(sp->tbl->cols, sizeof(struct termp_tbl)); |
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if (NULL == tp->tbl) { |
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perror(NULL); |
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exit(EXIT_FAILURE); |
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} |
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tbl_calc(tp, sp); |
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/* Flush out any preceding data. */ |
tp->tbl.len = term_tbl_len; |
term_flushln(tp); |
tp->tbl.slen = term_tbl_strlen; |
} |
tp->tbl.sulen = term_tbl_sulen; |
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tp->tbl.arg = tp; |
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/* Horizontal frame at the start of boxed tables. */ |
tblcalc(&tp->tbl, sp, tp->tcol->offset, tp->tcol->rmargin); |
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if (TBL_SPAN_FIRST & sp->flags) |
/* Tables leak .ta settings to subsequent text. */ |
tbl_hframe(tp, sp); |
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/* Vertical frame at the start of each row. */ |
term_tab_set(tp, NULL); |
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coloff = sp->opts->opts & (TBL_OPT_BOX | TBL_OPT_DBOX) || |
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sp->opts->lvert; |
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for (ic = 0; ic < sp->opts->cols; ic++) { |
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coloff += tp->tbl.cols[ic].width; |
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term_tab_iset(coloff); |
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coloff += tp->tbl.cols[ic].spacing; |
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} |
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tbl_vframe(tp, sp->tbl); |
/* Center the table as a whole. */ |
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/* |
offset = tp->tcol->offset; |
* Now print the actual data itself depending on the span type. |
if (sp->opts->opts & TBL_OPT_CENTRE) { |
* Spanner spans get a horizontal rule; data spanners have their |
tsz = sp->opts->opts & (TBL_OPT_BOX | TBL_OPT_DBOX) |
* data printed by matching data to header. |
? 2 : !!sp->opts->lvert + !!sp->opts->rvert; |
*/ |
for (ic = 0; ic + 1 < sp->opts->cols; ic++) |
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tsz += tp->tbl.cols[ic].width + |
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tp->tbl.cols[ic].spacing; |
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if (sp->opts->cols) |
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tsz += tp->tbl.cols[sp->opts->cols - 1].width; |
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if (offset + tsz > tp->tcol->rmargin) |
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tsz -= 1; |
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tp->tcol->offset = offset + tp->tcol->rmargin > tsz ? |
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(offset + tp->tcol->rmargin - tsz) / 2 : 0; |
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} |
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/* Horizontal frame at the start of boxed tables. */ |
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if (tp->enc == TERMENC_ASCII && |
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sp->opts->opts & TBL_OPT_DBOX) |
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tbl_hrule(tp, sp, HRULE_DBOX | HRULE_ENDS); |
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if (sp->opts->opts & (TBL_OPT_DBOX | TBL_OPT_BOX)) |
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tbl_hrule(tp, sp, HRULE_DOWN | HRULE_ENDS); |
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} |
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/* Set up the columns. */ |
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tp->flags |= TERMP_MULTICOL; |
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horiz = 0; |
switch (sp->pos) { |
switch (sp->pos) { |
case (TBL_SPAN_HORIZ): |
case TBL_SPAN_HORIZ: |
/* FALLTHROUGH */ |
case TBL_SPAN_DHORIZ: |
case (TBL_SPAN_DHORIZ): |
horiz = 1; |
tbl_hrule(tp, sp); |
term_setcol(tp, 1); |
break; |
break; |
case (TBL_SPAN_DATA): |
case TBL_SPAN_DATA: |
/* Iterate over template headers. */ |
term_setcol(tp, sp->opts->cols + 2); |
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coloff = tp->tcol->offset; |
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/* Set up a column for a left vertical frame. */ |
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if (sp->opts->opts & (TBL_OPT_BOX | TBL_OPT_DBOX) || |
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sp->opts->lvert) |
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coloff++; |
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tp->tcol->rmargin = coloff; |
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/* Set up the data columns. */ |
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dp = sp->first; |
dp = sp->first; |
for (hp = sp->head; hp; hp = hp->next) { |
hspans = 0; |
switch (hp->pos) { |
for (ic = 0; ic < sp->opts->cols; ic++) { |
case (TBL_HEAD_VERT): |
if (hspans == 0) { |
/* FALLTHROUGH */ |
tp->tcol++; |
case (TBL_HEAD_DVERT): |
tp->tcol->offset = coloff; |
tbl_spanner(tp, hp); |
} |
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coloff += tp->tbl.cols[ic].width; |
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tp->tcol->rmargin = coloff; |
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if (ic + 1 < sp->opts->cols) |
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coloff += tp->tbl.cols[ic].spacing; |
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if (hspans) { |
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hspans--; |
continue; |
continue; |
case (TBL_HEAD_DATA): |
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break; |
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} |
} |
tbl_data(tp, sp->tbl, dp, |
if (dp == NULL) |
&tp->tbl[hp->ident]); |
continue; |
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hspans = dp->hspans; |
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if (ic || sp->layout->first->pos != TBL_CELL_SPAN) |
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dp = dp->next; |
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} |
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/* Go to the next data cell. */ |
/* Set up a column for a right vertical frame. */ |
if (dp) |
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tp->tcol++; |
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tp->tcol->offset = coloff + 1; |
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tp->tcol->rmargin = tp->maxrmargin; |
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/* Spans may have reduced the number of columns. */ |
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tp->lasttcol = tp->tcol - tp->tcols; |
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/* Fill the buffers for all data columns. */ |
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tp->tcol = tp->tcols; |
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cp = cpn = sp->layout->first; |
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dp = sp->first; |
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hspans = 0; |
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for (ic = 0; ic < sp->opts->cols; ic++) { |
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if (cpn != NULL) { |
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cp = cpn; |
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cpn = cpn->next; |
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} |
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if (hspans) { |
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hspans--; |
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continue; |
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} |
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tp->tcol++; |
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tp->col = 0; |
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tbl_data(tp, sp->opts, cp, dp, tp->tbl.cols + ic); |
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if (dp == NULL) |
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continue; |
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hspans = dp->hspans; |
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if (cp->pos != TBL_CELL_SPAN) |
dp = dp->next; |
dp = dp->next; |
} |
} |
break; |
break; |
} |
} |
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tbl_vframe(tp, sp->tbl); |
do { |
term_flushln(tp); |
/* Print the vertical frame at the start of each row. */ |
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/* |
tp->tcol = tp->tcols; |
* If we're the last row, clean up after ourselves: clear the |
uvert = dvert = sp->opts->opts & TBL_OPT_DBOX ? 2 : |
* existing table configuration and set it to NULL. |
sp->opts->opts & TBL_OPT_BOX ? 1 : 0; |
*/ |
if (sp->pos == TBL_SPAN_DATA && uvert < sp->layout->vert) |
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uvert = dvert = sp->layout->vert; |
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if (sp->next != NULL && sp->next->pos == TBL_SPAN_DATA && |
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dvert < sp->next->layout->vert) |
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dvert = sp->next->layout->vert; |
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if (sp->prev != NULL && uvert < sp->prev->layout->vert && |
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(horiz || (IS_HORIZ(sp->layout->first) && |
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!IS_HORIZ(sp->prev->layout->first)))) |
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uvert = sp->prev->layout->vert; |
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line = sp->pos == TBL_SPAN_DHORIZ || |
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sp->layout->first->pos == TBL_CELL_DHORIZ ? 2 : |
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sp->pos == TBL_SPAN_HORIZ || |
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sp->layout->first->pos == TBL_CELL_HORIZ ? 1 : 0; |
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fc = BUP * uvert + BDOWN * dvert + BRIGHT * line; |
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if (uvert > 0 || dvert > 0 || (horiz && sp->opts->lvert)) { |
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(*tp->advance)(tp, tp->tcols->offset); |
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tp->viscol = tp->tcol->offset; |
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tbl_direct_border(tp, fc, 1); |
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} |
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if (TBL_SPAN_LAST & sp->flags) { |
/* Print the data cells. */ |
tbl_hframe(tp, sp); |
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assert(tp->tbl); |
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free(tp->tbl); |
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tp->tbl = NULL; |
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} |
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tp->flags &= ~TERMP_NONOSPACE; |
more = 0; |
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if (horiz) |
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tbl_hrule(tp, sp, HRULE_DATA | HRULE_DOWN | HRULE_UP); |
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else { |
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cp = sp->layout->first; |
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cpn = sp->next == NULL ? NULL : |
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sp->next->layout->first; |
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cpp = sp->prev == NULL ? NULL : |
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sp->prev->layout->first; |
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dp = sp->first; |
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hspans = 0; |
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for (ic = 0; ic < sp->opts->cols; ic++) { |
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} |
/* |
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* Figure out whether to print a |
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* vertical line after this cell |
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* and advance to next layout cell. |
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*/ |
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static void |
uvert = dvert = fc = 0; |
tbl_hrule(struct termp *tp, const struct tbl_span *sp) |
if (cp != NULL) { |
{ |
cps = cp; |
const struct tbl_head *hp; |
while (cps->next != NULL && |
char c; |
cps->next->pos == TBL_CELL_SPAN) |
int width; |
cps = cps->next; |
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if (sp->pos == TBL_SPAN_DATA) |
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uvert = dvert = cps->vert; |
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switch (cp->pos) { |
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case TBL_CELL_HORIZ: |
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fc = BHORIZ; |
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break; |
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case TBL_CELL_DHORIZ: |
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fc = BHORIZ * 2; |
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break; |
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default: |
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break; |
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} |
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} |
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if (cpp != NULL) { |
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if (uvert < cpp->vert && |
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cp != NULL && |
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((IS_HORIZ(cp) && |
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!IS_HORIZ(cpp)) || |
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(cp->next != NULL && |
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cpp->next != NULL && |
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IS_HORIZ(cp->next) && |
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!IS_HORIZ(cpp->next)))) |
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uvert = cpp->vert; |
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cpp = cpp->next; |
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} |
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if (sp->opts->opts & TBL_OPT_ALLBOX) { |
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if (uvert == 0) |
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uvert = 1; |
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if (dvert == 0) |
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dvert = 1; |
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} |
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if (cpn != NULL) { |
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if (dvert == 0 || |
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(dvert < cpn->vert && |
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tp->enc == TERMENC_UTF8)) |
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dvert = cpn->vert; |
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cpn = cpn->next; |
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} |
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/* |
/* |
* An hrule extends across the entire table and is demarked by a |
* Skip later cells in a span, |
* standalone `_' or whatnot in lieu of a table row. Spanning |
* figure out whether to start a span, |
* headers are marked by a `+', as are table boundaries. |
* and advance to next data cell. |
*/ |
*/ |
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c = '-'; |
if (hspans) { |
if (TBL_SPAN_DHORIZ == sp->pos) |
hspans--; |
c = '='; |
cp = cp->next; |
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continue; |
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} |
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if (dp != NULL) { |
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hspans = dp->hspans; |
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if (ic || sp->layout->first->pos |
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!= TBL_CELL_SPAN) |
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dp = dp->next; |
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} |
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/* FIXME: don't use `+' between data and a spanner! */ |
/* |
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* Print one line of text in the cell |
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* and remember whether there is more. |
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*/ |
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for (hp = sp->head; hp; hp = hp->next) { |
tp->tcol++; |
width = tp->tbl[hp->ident].width; |
if (tp->tcol->col < tp->tcol->lastcol) |
switch (hp->pos) { |
term_flushln(tp); |
case (TBL_HEAD_DATA): |
if (tp->tcol->col < tp->tcol->lastcol) |
tbl_char(tp, c, width); |
more = 1; |
break; |
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case (TBL_HEAD_DVERT): |
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tbl_char(tp, '+', width); |
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/* FALLTHROUGH */ |
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case (TBL_HEAD_VERT): |
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tbl_char(tp, '+', width); |
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break; |
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default: |
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abort(); |
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/* NOTREACHED */ |
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} |
|
} |
|
} |
|
|
|
static void |
/* |
tbl_hframe(struct termp *tp, const struct tbl_span *sp) |
* Vertical frames between data cells, |
{ |
* but not after the last column. |
const struct tbl_head *hp; |
*/ |
int width; |
|
|
|
if ( ! (TBL_OPT_BOX & sp->tbl->opts || |
if (fc == 0 && ((uvert == 0 && dvert == 0 && |
TBL_OPT_DBOX & sp->tbl->opts)) |
(cp->next == NULL || |
return; |
!IS_HORIZ(cp->next))) || |
|
tp->tcol + 1 == tp->tcols + tp->lasttcol)) { |
|
cp = cp->next; |
|
continue; |
|
} |
|
|
tp->flags |= TERMP_NONOSPACE; |
if (tp->viscol < tp->tcol->rmargin) { |
tp->flags |= TERMP_NOSPACE; |
(*tp->advance)(tp, tp->tcol->rmargin |
|
- tp->viscol); |
|
tp->viscol = tp->tcol->rmargin; |
|
} |
|
while (tp->viscol < tp->tcol->rmargin + |
|
tp->tbl.cols[ic].spacing / 2) |
|
tbl_direct_border(tp, fc, 1); |
|
|
/* |
if (tp->tcol + 1 == tp->tcols + tp->lasttcol) |
* Print out the horizontal part of a frame or double frame. A |
continue; |
* double frame has an unbroken `-' outer line the width of the |
|
* table, bordered by `+'. The frame (or inner frame, in the |
if (cp != NULL) { |
* case of the double frame) is a `-' bordered by `+' and broken |
switch (cp->pos) { |
* by `+' whenever a span is encountered. |
case TBL_CELL_HORIZ: |
|
fc = BLEFT; |
|
break; |
|
case TBL_CELL_DHORIZ: |
|
fc = BLEFT * 2; |
|
break; |
|
default: |
|
fc = 0; |
|
break; |
|
} |
|
cp = cp->next; |
|
} |
|
if (cp != NULL) { |
|
switch (cp->pos) { |
|
case TBL_CELL_HORIZ: |
|
fc += BRIGHT; |
|
break; |
|
case TBL_CELL_DHORIZ: |
|
fc += BRIGHT * 2; |
|
break; |
|
default: |
|
break; |
|
} |
|
} |
|
if (tp->tbl.cols[ic].spacing) |
|
tbl_direct_border(tp, fc + |
|
BUP * uvert + BDOWN * dvert, 1); |
|
|
|
if (tp->enc == TERMENC_UTF8) |
|
uvert = dvert = 0; |
|
|
|
if (fc != 0) { |
|
if (cp != NULL && |
|
cp->pos == TBL_CELL_HORIZ) |
|
fc = BHORIZ; |
|
else if (cp != NULL && |
|
cp->pos == TBL_CELL_DHORIZ) |
|
fc = BHORIZ * 2; |
|
else |
|
fc = 0; |
|
} |
|
if (tp->tbl.cols[ic].spacing > 2 && |
|
(uvert > 1 || dvert > 1 || fc != 0)) |
|
tbl_direct_border(tp, fc + |
|
BUP * (uvert > 1) + |
|
BDOWN * (dvert > 1), 1); |
|
} |
|
} |
|
|
|
/* Print the vertical frame at the end of each row. */ |
|
|
|
uvert = dvert = sp->opts->opts & TBL_OPT_DBOX ? 2 : |
|
sp->opts->opts & TBL_OPT_BOX ? 1 : 0; |
|
if (sp->pos == TBL_SPAN_DATA && |
|
uvert < sp->layout->last->vert && |
|
sp->layout->last->col + 1 == sp->opts->cols) |
|
uvert = dvert = sp->layout->last->vert; |
|
if (sp->next != NULL && |
|
dvert < sp->next->layout->last->vert && |
|
sp->next->layout->last->col + 1 == sp->opts->cols) |
|
dvert = sp->next->layout->last->vert; |
|
if (sp->prev != NULL && |
|
uvert < sp->prev->layout->last->vert && |
|
sp->prev->layout->last->col + 1 == sp->opts->cols && |
|
(horiz || (IS_HORIZ(sp->layout->last) && |
|
!IS_HORIZ(sp->prev->layout->last)))) |
|
uvert = sp->prev->layout->last->vert; |
|
line = sp->pos == TBL_SPAN_DHORIZ || |
|
(sp->layout->last->pos == TBL_CELL_DHORIZ && |
|
sp->layout->last->col + 1 == sp->opts->cols) ? 2 : |
|
sp->pos == TBL_SPAN_HORIZ || |
|
(sp->layout->last->pos == TBL_CELL_HORIZ && |
|
sp->layout->last->col + 1 == sp->opts->cols) ? 1 : 0; |
|
fc = BUP * uvert + BDOWN * dvert + BLEFT * line; |
|
if (uvert > 0 || dvert > 0 || (horiz && sp->opts->rvert)) { |
|
if (horiz == 0 && (IS_HORIZ(sp->layout->last) == 0 || |
|
sp->layout->last->col + 1 < sp->opts->cols)) { |
|
tp->tcol++; |
|
(*tp->advance)(tp, |
|
tp->tcol->offset > tp->viscol ? |
|
tp->tcol->offset - tp->viscol : 1); |
|
} |
|
tbl_direct_border(tp, fc, 1); |
|
} |
|
(*tp->endline)(tp); |
|
tp->viscol = 0; |
|
} while (more); |
|
|
|
/* |
|
* Clean up after this row. If it is the last line |
|
* of the table, print the box line and clean up |
|
* column data; otherwise, print the allbox line. |
*/ |
*/ |
|
|
if (TBL_OPT_DBOX & sp->tbl->opts) { |
term_setcol(tp, 1); |
term_word(tp, "+"); |
tp->flags &= ~TERMP_MULTICOL; |
for (hp = sp->head; hp; hp = hp->next) { |
tp->tcol->rmargin = tp->maxrmargin; |
width = tp->tbl[hp->ident].width; |
if (sp->next == NULL) { |
tbl_char(tp, '-', width); |
if (sp->opts->opts & (TBL_OPT_DBOX | TBL_OPT_BOX)) { |
|
tbl_hrule(tp, sp, HRULE_UP | HRULE_ENDS); |
|
tp->skipvsp = 1; |
} |
} |
term_word(tp, "+"); |
if (tp->enc == TERMENC_ASCII && |
term_flushln(tp); |
sp->opts->opts & TBL_OPT_DBOX) { |
} |
tbl_hrule(tp, sp, HRULE_DBOX | HRULE_ENDS); |
|
tp->skipvsp = 2; |
|
} |
|
assert(tp->tbl.cols); |
|
free(tp->tbl.cols); |
|
tp->tbl.cols = NULL; |
|
tp->tcol->offset = offset; |
|
} else if (horiz == 0 && sp->opts->opts & TBL_OPT_ALLBOX && |
|
(sp->next == NULL || sp->next->pos == TBL_SPAN_DATA || |
|
sp->next->next != NULL)) |
|
tbl_hrule(tp, sp, |
|
HRULE_DATA | HRULE_DOWN | HRULE_UP | HRULE_ENDS); |
|
|
term_word(tp, "+"); |
tp->flags &= ~TERMP_NONOSPACE; |
for (hp = sp->head; hp; hp = hp->next) { |
} |
width = tp->tbl[hp->ident].width; |
|
switch (hp->pos) { |
static void |
case (TBL_HEAD_DATA): |
tbl_hrule(struct termp *tp, const struct tbl_span *sp, int flags) |
tbl_char(tp, '-', width); |
{ |
|
const struct tbl_cell *cp, *cpn, *cpp; |
|
const struct roffcol *col; |
|
int cross, dvert, line, linewidth, uvert; |
|
|
|
cp = sp->layout->first; |
|
cpn = cpp = NULL; |
|
if (flags & HRULE_DATA) { |
|
linewidth = sp->pos == TBL_SPAN_DHORIZ ? 2 : 1; |
|
cpn = sp->next == NULL ? NULL : sp->next->layout->first; |
|
if (cpn == cp) |
|
cpn = NULL; |
|
} else |
|
linewidth = tp->enc == TERMENC_UTF8 && |
|
sp->opts->opts & TBL_OPT_DBOX ? 2 : 1; |
|
if (tp->viscol == 0) { |
|
(*tp->advance)(tp, tp->tcols->offset); |
|
tp->viscol = tp->tcols->offset; |
|
} |
|
if (flags & HRULE_ENDS) |
|
tbl_direct_border(tp, linewidth * (BRIGHT + |
|
(flags & (HRULE_UP | HRULE_DBOX) ? BUP : 0) + |
|
(flags & (HRULE_DOWN | HRULE_DBOX) ? BDOWN : 0)), 1); |
|
else { |
|
cpp = sp->prev == NULL ? NULL : sp->prev->layout->first; |
|
if (cpp == cp) |
|
cpp = NULL; |
|
} |
|
for (;;) { |
|
col = tp->tbl.cols + cp->col; |
|
line = cpn == NULL || cpn->pos != TBL_CELL_DOWN ? |
|
BHORIZ * linewidth : 0; |
|
tbl_direct_border(tp, line, col->width + col->spacing / 2); |
|
uvert = dvert = 0; |
|
if (flags & HRULE_UP && |
|
(tp->enc == TERMENC_ASCII || sp->pos == TBL_SPAN_DATA || |
|
(sp->prev != NULL && sp->prev->layout == sp->layout))) |
|
uvert = cp->vert; |
|
if (flags & HRULE_DOWN) |
|
dvert = cp->vert; |
|
if ((cp = cp->next) == NULL) |
break; |
break; |
default: |
if (cpp != NULL) { |
tbl_char(tp, '+', width); |
if (uvert < cpp->vert) |
break; |
uvert = cpp->vert; |
|
cpp = cpp->next; |
} |
} |
|
if (cpn != NULL) { |
|
if (dvert < cpn->vert) |
|
dvert = cpn->vert; |
|
cpn = cpn->next; |
|
} |
|
if (sp->opts->opts & TBL_OPT_ALLBOX) { |
|
if (flags & HRULE_UP && uvert == 0) |
|
uvert = 1; |
|
if (flags & HRULE_DOWN && dvert == 0) |
|
dvert = 1; |
|
} |
|
cross = BHORIZ * linewidth + BUP * uvert + BDOWN * dvert; |
|
if (col->spacing) |
|
tbl_direct_border(tp, cross, 1); |
|
if (col->spacing > 2) |
|
tbl_direct_border(tp, tp->enc == TERMENC_ASCII && |
|
(uvert > 1 || dvert > 1) ? cross : line, 1); |
|
if (col->spacing > 4) |
|
tbl_direct_border(tp, line, (col->spacing - 3) / 2); |
} |
} |
term_word(tp, "+"); |
if (flags & HRULE_ENDS) { |
term_flushln(tp); |
tbl_direct_border(tp, linewidth * (BLEFT + |
|
(flags & (HRULE_UP | HRULE_DBOX) ? BUP : 0) + |
|
(flags & (HRULE_DOWN | HRULE_DBOX) ? BDOWN : 0)), 1); |
|
(*tp->endline)(tp); |
|
tp->viscol = 0; |
|
} |
} |
} |
|
|
static void |
static void |
tbl_data(struct termp *tp, const struct tbl *tbl, |
tbl_data(struct termp *tp, const struct tbl_opts *opts, |
const struct tbl_dat *dp, |
const struct tbl_cell *cp, const struct tbl_dat *dp, |
const struct termp_tbl *tbp) |
const struct roffcol *col) |
{ |
{ |
enum tbl_cellt pos; |
switch (cp->pos) { |
|
case TBL_CELL_HORIZ: |
if (NULL == dp) { |
tbl_fill_border(tp, BHORIZ, col->width); |
tbl_char(tp, ASCII_NBRSP, tbp->width); |
|
return; |
return; |
|
case TBL_CELL_DHORIZ: |
|
tbl_fill_border(tp, BHORIZ * 2, col->width); |
|
return; |
|
default: |
|
break; |
} |
} |
|
|
|
if (dp == NULL) |
|
return; |
|
|
switch (dp->pos) { |
switch (dp->pos) { |
case (TBL_DATA_HORIZ): |
case TBL_DATA_NONE: |
/* FALLTHROUGH */ |
|
case (TBL_DATA_NHORIZ): |
|
tbl_char(tp, '-', tbp->width); |
|
return; |
return; |
case (TBL_DATA_NDHORIZ): |
case TBL_DATA_HORIZ: |
/* FALLTHROUGH */ |
case TBL_DATA_NHORIZ: |
case (TBL_DATA_DHORIZ): |
tbl_fill_border(tp, BHORIZ, col->width); |
tbl_char(tp, '=', tbp->width); |
|
return; |
return; |
|
case TBL_DATA_NDHORIZ: |
|
case TBL_DATA_DHORIZ: |
|
tbl_fill_border(tp, BHORIZ * 2, col->width); |
|
return; |
default: |
default: |
break; |
break; |
} |
} |
|
|
pos = dp->layout ? dp->layout->pos : TBL_CELL_LEFT; |
|
|
|
switch (pos) { |
switch (cp->pos) { |
case (TBL_CELL_HORIZ): |
case TBL_CELL_LONG: |
tbl_char(tp, '-', tbp->width); |
case TBL_CELL_CENTRE: |
|
case TBL_CELL_LEFT: |
|
case TBL_CELL_RIGHT: |
|
tbl_literal(tp, dp, col); |
break; |
break; |
case (TBL_CELL_DHORIZ): |
case TBL_CELL_NUMBER: |
tbl_char(tp, '=', tbp->width); |
tbl_number(tp, opts, dp, col); |
break; |
break; |
case (TBL_CELL_LONG): |
case TBL_CELL_DOWN: |
/* FALLTHROUGH */ |
case TBL_CELL_SPAN: |
case (TBL_CELL_CENTRE): |
|
/* FALLTHROUGH */ |
|
case (TBL_CELL_LEFT): |
|
/* FALLTHROUGH */ |
|
case (TBL_CELL_RIGHT): |
|
tbl_data_literal(tp, dp, tbp); |
|
break; |
break; |
case (TBL_CELL_NUMBER): |
|
tbl_data_number(tp, tbl, dp, tbp); |
|
break; |
|
default: |
default: |
abort(); |
abort(); |
/* NOTREACHED */ |
|
} |
} |
} |
} |
static void |
|
tbl_spanner(struct termp *tp, const struct tbl_head *hp) |
|
{ |
|
|
|
switch (hp->pos) { |
|
case (TBL_HEAD_VERT): |
|
term_word(tp, "|"); |
|
break; |
|
case (TBL_HEAD_DVERT): |
|
term_word(tp, "||"); |
|
break; |
|
default: |
|
break; |
|
} |
|
} |
|
|
|
static void |
static void |
tbl_vframe(struct termp *tp, const struct tbl *tbl) |
tbl_fill_string(struct termp *tp, const char *cp, size_t len) |
{ |
{ |
/* Always just a single vertical line. */ |
size_t i, sz; |
|
|
if (TBL_OPT_BOX & tbl->opts || TBL_OPT_DBOX & tbl->opts) |
|
term_word(tp, "|"); |
|
} |
|
|
|
static inline void |
|
tbl_char(struct termp *tp, char c, int len) |
|
{ |
|
int i, sz; |
|
char cp[2]; |
|
|
|
cp[0] = c; |
|
cp[1] = '\0'; |
|
|
|
sz = term_strlen(tp, cp); |
sz = term_strlen(tp, cp); |
|
|
for (i = 0; i < len; i += sz) |
for (i = 0; i < len; i += sz) |
term_word(tp, cp); |
term_word(tp, cp); |
} |
} |
|
|
static void |
static void |
tbl_data_literal(struct termp *tp, |
tbl_fill_char(struct termp *tp, char c, size_t len) |
const struct tbl_dat *dp, |
|
const struct termp_tbl *tblp) |
|
{ |
{ |
int padl, padr, ssz; |
char cp[2]; |
enum tbl_cellt pos; |
|
|
|
padl = padr = 0; |
cp[0] = c; |
|
cp[1] = '\0'; |
pos = dp->layout ? dp->layout->pos : TBL_CELL_LEFT; |
tbl_fill_string(tp, cp, len); |
ssz = term_len(tp, 1); |
|
|
|
switch (pos) { |
|
case (TBL_CELL_LONG): |
|
padl = ssz; |
|
padr = tblp->width - term_strlen(tp, dp->string) - ssz; |
|
break; |
|
case (TBL_CELL_CENTRE): |
|
padl = tblp->width - term_strlen(tp, dp->string); |
|
if (padl % 2) |
|
padr++; |
|
padl /= 2; |
|
padr += padl; |
|
break; |
|
case (TBL_CELL_RIGHT): |
|
padl = tblp->width - term_strlen(tp, dp->string); |
|
break; |
|
default: |
|
padr = tblp->width - term_strlen(tp, dp->string); |
|
break; |
|
} |
|
|
|
tbl_char(tp, ASCII_NBRSP, padl); |
|
term_word(tp, dp->string); |
|
tbl_char(tp, ASCII_NBRSP, padr); |
|
} |
} |
|
|
static void |
static void |
tbl_data_number(struct termp *tp, const struct tbl *tbl, |
tbl_fill_border(struct termp *tp, int c, size_t len) |
const struct tbl_dat *dp, |
|
const struct termp_tbl *tblp) |
|
{ |
{ |
char *decp, buf[2]; |
char buf[12]; |
int d, padl, sz, psz, ssz, i; |
|
|
|
/* |
if ((c = borders_locale[c]) > 127) { |
* See calc_data_number(). Left-pad by taking the offset of our |
(void)snprintf(buf, sizeof(buf), "\\[u%04x]", c); |
* and the maximum decimal; right-pad by the remaining amount. |
tbl_fill_string(tp, buf, len); |
*/ |
|
|
|
sz = term_strlen(tp, dp->string); |
|
psz = term_strlen(tp, "."); |
|
|
|
if (NULL != (decp = strchr(dp->string, tbl->decimal))) { |
|
buf[1] = '\0'; |
|
for (ssz = i = 0; decp != &dp->string[i]; i++) { |
|
buf[0] = dp->string[i]; |
|
ssz += term_strlen(tp, buf); |
|
} |
|
d = ssz + psz; |
|
} else |
} else |
d = sz + psz; |
tbl_fill_char(tp, c, len); |
|
|
assert(d <= tblp->decimal); |
|
assert(sz - d <= tblp->width - tblp->decimal); |
|
|
|
padl = tblp->decimal - d + term_len(tp, 1); |
|
assert(tblp->width - sz - padl); |
|
|
|
tbl_char(tp, ASCII_NBRSP, padl); |
|
term_word(tp, dp->string); |
|
tbl_char(tp, ASCII_NBRSP, tblp->width - sz - padl); |
|
} |
} |
|
|
static void |
static void |
tbl_calc(struct termp *tp, const struct tbl_span *sp) |
tbl_direct_border(struct termp *tp, int c, size_t len) |
{ |
{ |
const struct tbl_dat *dp; |
size_t i, sz; |
const struct tbl_head *hp; |
|
struct termp_tbl *p; |
|
|
|
/* Calculate width as the max of column cells' widths. */ |
c = borders_locale[c]; |
|
sz = (*tp->width)(tp, c); |
hp = sp->head; |
for (i = 0; i < len; i += sz) { |
|
(*tp->letter)(tp, c); |
for ( ; sp; sp = sp->next) { |
tp->viscol += sz; |
switch (sp->pos) { |
|
case (TBL_DATA_HORIZ): |
|
/* FALLTHROUGH */ |
|
case (TBL_DATA_DHORIZ): |
|
continue; |
|
default: |
|
break; |
|
} |
|
for (dp = sp->first; dp; dp = dp->next) { |
|
if (NULL == dp->layout) |
|
continue; |
|
p = &tp->tbl[dp->layout->head->ident]; |
|
tbl_calc_data(tp, sp->tbl, dp, p); |
|
} |
|
} |
} |
|
|
/* Calculate width as the simple spanner value. */ |
|
|
|
for ( ; hp; hp = hp->next) |
|
switch (hp->pos) { |
|
case (TBL_HEAD_VERT): |
|
tp->tbl[hp->ident].width = term_len(tp, 1); |
|
break; |
|
case (TBL_HEAD_DVERT): |
|
tp->tbl[hp->ident].width = term_len(tp, 2); |
|
break; |
|
default: |
|
break; |
|
} |
|
} |
} |
|
|
static void |
static void |
tbl_calc_data(struct termp *tp, const struct tbl *tbl, |
tbl_literal(struct termp *tp, const struct tbl_dat *dp, |
const struct tbl_dat *dp, struct termp_tbl *tblp) |
const struct roffcol *col) |
{ |
{ |
|
size_t len, padl, padr, width; |
|
int ic, hspans; |
|
|
/* Branch down into data sub-types. */ |
assert(dp->string); |
|
len = term_strlen(tp, dp->string); |
|
width = col->width; |
|
ic = dp->layout->col; |
|
hspans = dp->hspans; |
|
while (hspans--) |
|
width += tp->tbl.cols[++ic].width + 3; |
|
|
|
padr = width > len ? width - len : 0; |
|
padl = 0; |
|
|
switch (dp->layout->pos) { |
switch (dp->layout->pos) { |
case (TBL_CELL_HORIZ): |
case TBL_CELL_LONG: |
/* FALLTHROUGH */ |
padl = term_len(tp, 1); |
case (TBL_CELL_DHORIZ): |
padr = padr > padl ? padr - padl : 0; |
tblp->width = 1; |
|
break; |
break; |
case (TBL_CELL_LONG): |
case TBL_CELL_CENTRE: |
/* FALLTHROUGH */ |
if (2 > padr) |
case (TBL_CELL_CENTRE): |
break; |
/* FALLTHROUGH */ |
padl = padr / 2; |
case (TBL_CELL_LEFT): |
padr -= padl; |
/* FALLTHROUGH */ |
|
case (TBL_CELL_RIGHT): |
|
tbl_calc_data_literal(tp, dp, tblp); |
|
break; |
break; |
case (TBL_CELL_NUMBER): |
case TBL_CELL_RIGHT: |
tbl_calc_data_number(tp, tbl, dp, tblp); |
padl = padr; |
|
padr = 0; |
break; |
break; |
default: |
default: |
abort(); |
break; |
/* NOTREACHED */ |
|
} |
} |
|
|
|
tbl_fill_char(tp, ASCII_NBRSP, padl); |
|
tbl_word(tp, dp); |
|
tbl_fill_char(tp, ASCII_NBRSP, padr); |
} |
} |
|
|
static void |
static void |
tbl_calc_data_number(struct termp *tp, const struct tbl *tbl, |
tbl_number(struct termp *tp, const struct tbl_opts *opts, |
const struct tbl_dat *dp, struct termp_tbl *tblp) |
const struct tbl_dat *dp, |
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const struct roffcol *col) |
{ |
{ |
int sz, d, psz, i, ssz; |
const char *cp, *lastdigit, *lastpoint; |
char *cp, buf[2]; |
size_t intsz, padl, totsz; |
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char buf[2]; |
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/* |
/* |
* First calculate number width and decimal place (last + 1 for |
* Almost the same code as in tblcalc_number(): |
* no-decimal numbers). If the stored decimal is subsequent |
* First find the position of the decimal point. |
* ours, make our size longer by that difference |
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* (right-"shifting"); similarly, if ours is subsequent the |
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* stored, then extend the stored size by the difference. |
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* Finally, re-assign the stored values. |
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*/ |
*/ |
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/* TODO: use spacing modifier. */ |
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assert(dp->string); |
assert(dp->string); |
sz = term_strlen(tp, dp->string); |
lastdigit = lastpoint = NULL; |
psz = term_strlen(tp, "."); |
for (cp = dp->string; cp[0] != '\0'; cp++) { |
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if (cp[0] == '\\' && cp[1] == '&') { |
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lastdigit = lastpoint = cp; |
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break; |
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} else if (cp[0] == opts->decimal && |
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(isdigit((unsigned char)cp[1]) || |
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(cp > dp->string && isdigit((unsigned char)cp[-1])))) |
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lastpoint = cp; |
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else if (isdigit((unsigned char)cp[0])) |
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lastdigit = cp; |
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} |
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if (NULL != (cp = strchr(dp->string, tbl->decimal))) { |
/* Then measure both widths. */ |
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padl = 0; |
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totsz = term_strlen(tp, dp->string); |
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if (lastdigit != NULL) { |
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if (lastpoint == NULL) |
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lastpoint = lastdigit + 1; |
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intsz = 0; |
buf[1] = '\0'; |
buf[1] = '\0'; |
for (ssz = i = 0; cp != &dp->string[i]; i++) { |
for (cp = dp->string; cp < lastpoint; cp++) { |
buf[0] = dp->string[i]; |
buf[0] = cp[0]; |
ssz += term_strlen(tp, buf); |
intsz += term_strlen(tp, buf); |
} |
} |
d = ssz + psz; |
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} else |
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d = sz + psz; |
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sz += term_len(tp, 2); |
/* |
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* Pad left to match the decimal position, |
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* but avoid exceeding the total column width. |
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*/ |
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if (tblp->decimal > d) { |
if (col->decimal > intsz && col->width > totsz) { |
sz += tblp->decimal - d; |
padl = col->decimal - intsz; |
d = tblp->decimal; |
if (padl + totsz > col->width) |
} else |
padl = col->width - totsz; |
tblp->width += d - tblp->decimal; |
} |
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if (sz > tblp->width) |
/* If it is not a number, simply center the string. */ |
tblp->width = sz; |
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if (d > tblp->decimal) |
} else if (col->width > totsz) |
tblp->decimal = d; |
padl = (col->width - totsz) / 2; |
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tbl_fill_char(tp, ASCII_NBRSP, padl); |
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tbl_word(tp, dp); |
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/* Pad right to fill the column. */ |
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if (col->width > padl + totsz) |
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tbl_fill_char(tp, ASCII_NBRSP, col->width - padl - totsz); |
} |
} |
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static void |
static void |
tbl_calc_data_literal(struct termp *tp, |
tbl_word(struct termp *tp, const struct tbl_dat *dp) |
const struct tbl_dat *dp, |
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struct termp_tbl *tblp) |
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{ |
{ |
int sz, bufsz; |
int prev_font; |
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/* |
prev_font = tp->fonti; |
* Calculate our width and use the spacing, with a minimum |
if (dp->layout->flags & TBL_CELL_BOLD) |
* spacing dictated by position (centre, e.g,. gets a space on |
term_fontpush(tp, TERMFONT_BOLD); |
* either side, while right/left get a single adjacent space). |
else if (dp->layout->flags & TBL_CELL_ITALIC) |
*/ |
term_fontpush(tp, TERMFONT_UNDER); |
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assert(dp->string); |
term_word(tp, dp->string); |
sz = term_strlen(tp, dp->string); |
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switch (dp->layout->pos) { |
term_fontpopq(tp, prev_font); |
case (TBL_CELL_LONG): |
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/* FALLTHROUGH */ |
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case (TBL_CELL_CENTRE): |
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bufsz = 2; |
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break; |
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default: |
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bufsz = 1; |
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break; |
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} |
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if (dp->layout->spacing) |
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bufsz = bufsz > dp->layout->spacing ? |
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bufsz : dp->layout->spacing; |
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sz += bufsz; |
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if (tblp->width < sz) |
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tblp->width = sz; |
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} |
} |