version 1.26, 2014/03/28 23:26:25 |
version 1.34, 2015/01/28 04:19:35 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2009, 2011 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2009, 2011 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2011, 2012, 2014 Ingo Schwarze <schwarze@openbsd.org> |
* Copyright (c) 2011, 2012, 2014, 2015 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> |
#include <stdio.h> |
#include <stdio.h> |
#include <stdlib.h> |
#include <stdlib.h> |
Line 32 static size_t term_tbl_len(size_t, void *); |
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Line 32 static size_t term_tbl_len(size_t, void *); |
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static size_t term_tbl_strlen(const char *, void *); |
static size_t term_tbl_strlen(const char *, void *); |
static void tbl_char(struct termp *, char, size_t); |
static void tbl_char(struct termp *, char, size_t); |
static void tbl_data(struct termp *, const struct tbl_opts *, |
static void tbl_data(struct termp *, const struct tbl_opts *, |
const struct tbl_dat *, |
const struct tbl_dat *, |
const struct roffcol *); |
const struct roffcol *); |
static size_t tbl_rulewidth(struct termp *, const struct tbl_head *); |
static void tbl_literal(struct termp *, const struct tbl_dat *, |
static void tbl_hframe(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 *); |
const struct roffcol *); |
static void tbl_number(struct termp *, const struct tbl_opts *, |
static void tbl_number(struct termp *, const struct tbl_opts *, |
const struct tbl_dat *, |
const struct tbl_dat *, |
const struct roffcol *); |
const struct roffcol *); |
static void tbl_hrule(struct termp *, const struct tbl_span *); |
static void tbl_hrule(struct termp *, const struct tbl_span *, int); |
static void tbl_vrule(struct termp *, const struct tbl_head *); |
static void tbl_word(struct termp *, const struct tbl_dat *); |
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static size_t |
static size_t |
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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_head *hp; |
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const struct tbl_cell *cp; |
const struct tbl_dat *dp; |
const struct tbl_dat *dp; |
struct roffcol *col; |
static size_t offset; |
int spans; |
size_t rmargin, maxrmargin, tsz; |
size_t rmargin, maxrmargin; |
int horiz, spans, vert; |
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rmargin = tp->rmargin; |
rmargin = tp->rmargin; |
maxrmargin = tp->maxrmargin; |
maxrmargin = tp->maxrmargin; |
Line 83 term_tbl(struct termp *tp, const struct tbl_span *sp) |
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Line 82 term_tbl(struct termp *tp, const struct tbl_span *sp) |
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* calculate the table widths and decimal positions. |
* calculate the table widths and decimal positions. |
*/ |
*/ |
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if (TBL_SPAN_FIRST & sp->flags) { |
if (sp->flags & TBL_SPAN_FIRST) { |
term_flushln(tp); |
term_flushln(tp); |
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tp->tbl.len = term_tbl_len; |
tp->tbl.len = term_tbl_len; |
tp->tbl.slen = term_tbl_strlen; |
tp->tbl.slen = term_tbl_strlen; |
tp->tbl.arg = tp; |
tp->tbl.arg = tp; |
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tblcalc(&tp->tbl, sp); |
tblcalc(&tp->tbl, sp, rmargin - tp->offset); |
} |
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/* Horizontal frame at the start of boxed tables. */ |
/* Center the table as a whole. */ |
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if (TBL_SPAN_FIRST & sp->flags) { |
offset = tp->offset; |
if (TBL_OPT_DBOX & sp->opts->opts) |
if (sp->opts->opts & TBL_OPT_CENTRE) { |
tbl_hframe(tp, sp, 1); |
tsz = sp->opts->opts & (TBL_OPT_BOX | TBL_OPT_DBOX) |
if (TBL_OPT_DBOX & sp->opts->opts || |
? 2 : !!sp->opts->lvert + !!sp->opts->rvert; |
TBL_OPT_BOX & sp->opts->opts) |
for (hp = sp->head; hp != NULL; hp = hp->next) |
tbl_hframe(tp, sp, 0); |
tsz += tp->tbl.cols[hp->ident].width + 3; |
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tsz -= 3; |
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if (offset + tsz > rmargin) |
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tsz -= 1; |
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tp->offset = (offset + rmargin > tsz) ? |
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(offset + 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 (sp->opts->opts & TBL_OPT_DBOX) |
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tbl_hrule(tp, sp, 2); |
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if (sp->opts->opts & (TBL_OPT_DBOX | TBL_OPT_BOX)) |
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tbl_hrule(tp, sp, 1); |
} |
} |
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/* Vertical frame at the start of each row. */ |
/* Vertical frame at the start of each row. */ |
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if ((TBL_OPT_BOX | TBL_OPT_DBOX) & sp->opts->opts || |
horiz = sp->pos == TBL_SPAN_HORIZ || sp->pos == TBL_SPAN_DHORIZ; |
sp->head->vert) |
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term_word(tp, TBL_SPAN_HORIZ == sp->pos || |
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TBL_SPAN_DHORIZ == sp->pos ? "+" : "|"); |
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if (sp->layout->vert || |
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(sp->prev != NULL && sp->prev->layout->vert) || |
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sp->opts->opts & (TBL_OPT_BOX | TBL_OPT_DBOX)) |
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term_word(tp, horiz ? "+" : "|"); |
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else if (sp->opts->lvert) |
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tbl_char(tp, horiz ? '-' : ASCII_NBRSP, 1); |
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/* |
/* |
* Now print the actual data itself depending on the span type. |
* Now print the actual data itself depending on the span type. |
* Spanner spans get a horizontal rule; data spanners have their |
* Spanner spans get a horizontal rule; data spanners have their |
* data printed by matching data to header. |
* data printed by matching data to header. |
*/ |
*/ |
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switch (sp->pos) { |
if (sp->pos == TBL_SPAN_DATA) { |
case (TBL_SPAN_HORIZ): |
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/* FALLTHROUGH */ |
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case (TBL_SPAN_DHORIZ): |
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tbl_hrule(tp, sp); |
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break; |
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case (TBL_SPAN_DATA): |
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/* Iterate over template headers. */ |
/* Iterate over template headers. */ |
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cp = sp->layout->first; |
dp = sp->first; |
dp = sp->first; |
spans = 0; |
spans = 0; |
for (hp = sp->head; hp; hp = hp->next) { |
for (hp = sp->head; hp != NULL; hp = hp->next) { |
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/* |
/* |
* If the current data header is invoked during |
* Remeber whether we need a vertical bar |
* a spanner ("spans" > 0), don't emit anything |
* after this cell. |
* at all. |
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*/ |
*/ |
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if (--spans >= 0) |
vert = cp == NULL ? 0 : cp->vert; |
continue; |
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/* Separate columns. */ |
/* |
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* Print the data and advance to the next cell. |
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*/ |
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if (NULL != hp->prev) |
if (spans == 0) { |
tbl_vrule(tp, hp); |
tbl_data(tp, sp->opts, dp, |
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tp->tbl.cols + hp->ident); |
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if (dp != NULL) { |
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spans = dp->spans; |
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dp = dp->next; |
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} |
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} else |
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spans--; |
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if (cp != NULL) |
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cp = cp->next; |
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col = &tp->tbl.cols[hp->ident]; |
/* |
tbl_data(tp, sp->opts, dp, col); |
* Separate columns, except in the middle |
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* of spans and after the last cell. |
/* |
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* Go to the next data cell and assign the |
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* number of subsequent spans, if applicable. |
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*/ |
*/ |
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if (dp) { |
if (hp->next == NULL || spans) |
spans = dp->spans; |
continue; |
dp = dp->next; |
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} |
tbl_char(tp, ASCII_NBRSP, 1); |
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if (vert > 0) |
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tbl_char(tp, '|', vert); |
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if (vert < 2 && hp->next != NULL) |
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tbl_char(tp, ASCII_NBRSP, 2 - vert); |
} |
} |
break; |
} else if (horiz) |
} |
tbl_hrule(tp, sp, 0); |
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/* Vertical frame at the end of each row. */ |
/* Vertical frame at the end of each row. */ |
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if ((TBL_OPT_BOX | TBL_OPT_DBOX) & sp->opts->opts || |
if (sp->layout->last->vert || |
sp->layout->vert) |
(sp->prev != NULL && sp->prev->layout->last->vert) || |
term_word(tp, TBL_SPAN_HORIZ == sp->pos || |
(sp->opts->opts & (TBL_OPT_BOX | TBL_OPT_DBOX))) |
TBL_SPAN_DHORIZ == sp->pos ? "+" : " |"); |
term_word(tp, horiz ? "+" : " |"); |
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else if (sp->opts->rvert) |
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tbl_char(tp, horiz ? '-' : ASCII_NBRSP, 1); |
term_flushln(tp); |
term_flushln(tp); |
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/* |
/* |
Line 171 term_tbl(struct termp *tp, const struct tbl_span *sp) |
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Line 193 term_tbl(struct termp *tp, const struct tbl_span *sp) |
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* existing table configuration and set it to NULL. |
* existing table configuration and set it to NULL. |
*/ |
*/ |
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if (TBL_SPAN_LAST & sp->flags) { |
if (sp->flags & TBL_SPAN_LAST) { |
if (TBL_OPT_DBOX & sp->opts->opts || |
if (sp->opts->opts & (TBL_OPT_DBOX | TBL_OPT_BOX)) { |
TBL_OPT_BOX & sp->opts->opts) { |
tbl_hrule(tp, sp, 1); |
tbl_hframe(tp, sp, 0); |
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tp->skipvsp = 1; |
tp->skipvsp = 1; |
} |
} |
if (TBL_OPT_DBOX & sp->opts->opts) { |
if (sp->opts->opts & TBL_OPT_DBOX) { |
tbl_hframe(tp, sp, 1); |
tbl_hrule(tp, sp, 2); |
tp->skipvsp = 2; |
tp->skipvsp = 2; |
} |
} |
assert(tp->tbl.cols); |
assert(tp->tbl.cols); |
free(tp->tbl.cols); |
free(tp->tbl.cols); |
tp->tbl.cols = NULL; |
tp->tbl.cols = NULL; |
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tp->offset = offset; |
} |
} |
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tp->flags &= ~TERMP_NONOSPACE; |
tp->flags &= ~TERMP_NONOSPACE; |
tp->rmargin = rmargin; |
tp->rmargin = rmargin; |
tp->maxrmargin = maxrmargin; |
tp->maxrmargin = maxrmargin; |
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} |
} |
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/* |
/* |
* Horizontal rules extend across the entire table. |
* Kinds of horizontal rulers: |
* Calculate the width by iterating over columns. |
* 0: inside the table (single or double line with crossings) |
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* 1: inner frame (single line with crossings and ends) |
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* 2: outer frame (single line without crossings with ends) |
*/ |
*/ |
static size_t |
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tbl_rulewidth(struct termp *tp, const struct tbl_head *hp) |
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{ |
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size_t width; |
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width = tp->tbl.cols[hp->ident].width; |
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/* Account for leading blanks. */ |
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if (hp->prev) |
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width += 2 - hp->vert; |
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/* Account for trailing blank. */ |
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width++; |
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return(width); |
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} |
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/* |
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* Rules inside the table can be single or double |
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* and have crossings with vertical rules marked with pluses. |
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*/ |
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static void |
static void |
tbl_hrule(struct termp *tp, const struct tbl_span *sp) |
tbl_hrule(struct termp *tp, const struct tbl_span *sp, int kind) |
{ |
{ |
const struct tbl_head *hp; |
const struct tbl_cell *c1, *c2; |
char c; |
int vert; |
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char line, cross; |
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c = '-'; |
line = (kind == 0 && TBL_SPAN_DHORIZ == sp->pos) ? '=' : '-'; |
if (TBL_SPAN_DHORIZ == sp->pos) |
cross = (kind < 2) ? '+' : '-'; |
c = '='; |
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for (hp = sp->head; hp; hp = hp->next) { |
if (kind) |
if (hp->prev && hp->vert) |
term_word(tp, "+"); |
tbl_char(tp, '+', hp->vert); |
c1 = sp->layout->first; |
tbl_char(tp, c, tbl_rulewidth(tp, hp)); |
c2 = sp->prev == NULL ? NULL : sp->prev->layout->first; |
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if (c2 == c1) |
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c2 = NULL; |
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for (;;) { |
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tbl_char(tp, line, tp->tbl.cols[c1->head->ident].width + 1); |
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vert = c1->vert; |
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if ((c1 = c1->next) == NULL) |
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break; |
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if (c2 != NULL) { |
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if (vert < c2->vert) |
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vert = c2->vert; |
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c2 = c2->next; |
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} |
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if (vert) |
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tbl_char(tp, cross, vert); |
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if (vert < 2) |
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tbl_char(tp, line, 2 - vert); |
} |
} |
} |
if (kind) { |
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term_word(tp, "+"); |
/* |
term_flushln(tp); |
* Rules above and below the table are always single |
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* and have an additional plus at the beginning and end. |
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* For double frames, this function is called twice, |
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* and the outer one does not have crossings. |
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*/ |
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static void |
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tbl_hframe(struct termp *tp, const struct tbl_span *sp, int outer) |
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{ |
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const struct tbl_head *hp; |
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term_word(tp, "+"); |
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for (hp = sp->head; hp; hp = hp->next) { |
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if (hp->prev && hp->vert) |
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tbl_char(tp, (outer ? '-' : '+'), hp->vert); |
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tbl_char(tp, '-', tbl_rulewidth(tp, hp)); |
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} |
} |
term_word(tp, "+"); |
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term_flushln(tp); |
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} |
} |
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static void |
static void |
tbl_data(struct termp *tp, const struct tbl_opts *opts, |
tbl_data(struct termp *tp, const struct tbl_opts *opts, |
const struct tbl_dat *dp, |
const struct tbl_dat *dp, |
const struct roffcol *col) |
const struct roffcol *col) |
{ |
{ |
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if (NULL == dp) { |
if (NULL == dp) { |
Line 268 tbl_data(struct termp *tp, const struct tbl_opts *opts |
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Line 269 tbl_data(struct termp *tp, const struct tbl_opts *opts |
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assert(dp->layout); |
assert(dp->layout); |
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switch (dp->pos) { |
switch (dp->pos) { |
case (TBL_DATA_NONE): |
case TBL_DATA_NONE: |
tbl_char(tp, ASCII_NBRSP, col->width); |
tbl_char(tp, ASCII_NBRSP, col->width); |
return; |
return; |
case (TBL_DATA_HORIZ): |
case TBL_DATA_HORIZ: |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case (TBL_DATA_NHORIZ): |
case TBL_DATA_NHORIZ: |
tbl_char(tp, '-', col->width); |
tbl_char(tp, '-', col->width); |
return; |
return; |
case (TBL_DATA_NDHORIZ): |
case TBL_DATA_NDHORIZ: |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case (TBL_DATA_DHORIZ): |
case TBL_DATA_DHORIZ: |
tbl_char(tp, '=', col->width); |
tbl_char(tp, '=', col->width); |
return; |
return; |
default: |
default: |
break; |
break; |
} |
} |
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switch (dp->layout->pos) { |
switch (dp->layout->pos) { |
case (TBL_CELL_HORIZ): |
case TBL_CELL_HORIZ: |
tbl_char(tp, '-', col->width); |
tbl_char(tp, '-', col->width); |
break; |
break; |
case (TBL_CELL_DHORIZ): |
case TBL_CELL_DHORIZ: |
tbl_char(tp, '=', col->width); |
tbl_char(tp, '=', col->width); |
break; |
break; |
case (TBL_CELL_LONG): |
case TBL_CELL_LONG: |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case (TBL_CELL_CENTRE): |
case TBL_CELL_CENTRE: |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case (TBL_CELL_LEFT): |
case TBL_CELL_LEFT: |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case (TBL_CELL_RIGHT): |
case TBL_CELL_RIGHT: |
tbl_literal(tp, dp, col); |
tbl_literal(tp, dp, col); |
break; |
break; |
case (TBL_CELL_NUMBER): |
case TBL_CELL_NUMBER: |
tbl_number(tp, opts, dp, col); |
tbl_number(tp, opts, dp, col); |
break; |
break; |
case (TBL_CELL_DOWN): |
case TBL_CELL_DOWN: |
tbl_char(tp, ASCII_NBRSP, col->width); |
tbl_char(tp, ASCII_NBRSP, col->width); |
break; |
break; |
default: |
default: |
Line 314 tbl_data(struct termp *tp, const struct tbl_opts *opts |
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Line 315 tbl_data(struct termp *tp, const struct tbl_opts *opts |
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} |
} |
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static void |
static void |
tbl_vrule(struct termp *tp, const struct tbl_head *hp) |
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{ |
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tbl_char(tp, ASCII_NBRSP, 1); |
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if (0 < hp->vert) |
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tbl_char(tp, '|', hp->vert); |
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if (2 > hp->vert) |
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tbl_char(tp, ASCII_NBRSP, 2 - hp->vert); |
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} |
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static void |
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tbl_char(struct termp *tp, char c, size_t len) |
tbl_char(struct termp *tp, char c, size_t len) |
{ |
{ |
size_t i, sz; |
size_t i, sz; |
Line 340 tbl_char(struct termp *tp, char c, size_t len) |
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Line 330 tbl_char(struct termp *tp, char c, size_t len) |
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} |
} |
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static void |
static void |
tbl_literal(struct termp *tp, const struct tbl_dat *dp, |
tbl_literal(struct termp *tp, const struct tbl_dat *dp, |
const struct roffcol *col) |
const struct roffcol *col) |
{ |
{ |
struct tbl_head *hp; |
struct tbl_head *hp; |
Line 359 tbl_literal(struct termp *tp, const struct tbl_dat *dp |
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Line 349 tbl_literal(struct termp *tp, const struct tbl_dat *dp |
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padl = 0; |
padl = 0; |
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switch (dp->layout->pos) { |
switch (dp->layout->pos) { |
case (TBL_CELL_LONG): |
case TBL_CELL_LONG: |
padl = term_len(tp, 1); |
padl = term_len(tp, 1); |
padr = padr > padl ? padr - padl : 0; |
padr = padr > padl ? padr - padl : 0; |
break; |
break; |
case (TBL_CELL_CENTRE): |
case TBL_CELL_CENTRE: |
if (2 > padr) |
if (2 > padr) |
break; |
break; |
padl = padr / 2; |
padl = padr / 2; |
padr -= padl; |
padr -= padl; |
break; |
break; |
case (TBL_CELL_RIGHT): |
case TBL_CELL_RIGHT: |
padl = padr; |
padl = padr; |
padr = 0; |
padr = 0; |
break; |
break; |
Line 378 tbl_literal(struct termp *tp, const struct tbl_dat *dp |
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Line 368 tbl_literal(struct termp *tp, const struct tbl_dat *dp |
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} |
} |
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tbl_char(tp, ASCII_NBRSP, padl); |
tbl_char(tp, ASCII_NBRSP, padl); |
term_word(tp, dp->string); |
tbl_word(tp, dp); |
tbl_char(tp, ASCII_NBRSP, padr); |
tbl_char(tp, ASCII_NBRSP, padr); |
} |
} |
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Line 416 tbl_number(struct termp *tp, const struct tbl_opts *op |
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Line 406 tbl_number(struct termp *tp, const struct tbl_opts *op |
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} else |
} else |
d = sz + psz; |
d = sz + psz; |
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padl = col->decimal - d; |
if (col->decimal > d && col->width > sz) { |
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padl = col->decimal - d; |
tbl_char(tp, ASCII_NBRSP, padl); |
if (padl + sz > col->width) |
term_word(tp, dp->string); |
padl = col->width - sz; |
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tbl_char(tp, ASCII_NBRSP, padl); |
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} else |
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padl = 0; |
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tbl_word(tp, dp); |
if (col->width > sz + padl) |
if (col->width > sz + padl) |
tbl_char(tp, ASCII_NBRSP, col->width - sz - padl); |
tbl_char(tp, ASCII_NBRSP, col->width - sz - padl); |
} |
} |
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static void |
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tbl_word(struct termp *tp, const struct tbl_dat *dp) |
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{ |
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const void *prev_font; |
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prev_font = term_fontq(tp); |
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if (dp->layout->flags & TBL_CELL_BOLD) |
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term_fontpush(tp, TERMFONT_BOLD); |
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else if (dp->layout->flags & TBL_CELL_ITALIC) |
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term_fontpush(tp, TERMFONT_UNDER); |
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term_word(tp, dp->string); |
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term_fontpopq(tp, prev_font); |
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} |