version 1.28, 2014/08/10 23:54:41 |
version 1.45, 2017/06/07 17:38:26 |
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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) 2011,2012,2014,2015,2017 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 |
Line 34 static void tbl_char(struct termp *, char, size_t); |
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Line 34 static void tbl_char(struct termp *, char, size_t); |
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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 *); |
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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 *, |
static void tbl_literal(struct termp *, const struct tbl_dat *, |
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 |
term_tbl_strlen(const char *p, void *arg) |
term_tbl_strlen(const char *p, void *arg) |
{ |
{ |
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return(term_strlen((const struct termp *)arg, p)); |
return term_strlen((const struct termp *)arg, p); |
} |
} |
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static size_t |
static size_t |
term_tbl_len(size_t sz, void *arg) |
term_tbl_len(size_t sz, void *arg) |
{ |
{ |
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return(term_len((const struct termp *)arg, sz)); |
return term_len((const struct termp *)arg, sz); |
} |
} |
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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; |
const struct tbl_dat *dp; |
const struct tbl_dat *dp; |
struct roffcol *col; |
static size_t offset; |
int spans; |
size_t tsz; |
size_t rmargin, maxrmargin; |
int ic, horiz, spans, vert; |
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rmargin = tp->rmargin; |
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maxrmargin = tp->maxrmargin; |
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tp->rmargin = tp->maxrmargin = TERM_MAXMARGIN; |
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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 | TERMP_BRNEVER; |
tp->flags |= TERMP_NOSPACE; |
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/* |
/* |
* The first time we're invoked for a given table block, |
* The first time we're invoked for a given table block, |
* 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 (tp->tbl.cols == NULL) { |
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, tp->tcol->rmargin - tp->tcol->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->tcol->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 (ic = 0; ic < sp->opts->cols; ic++) |
tbl_hframe(tp, sp, 0); |
tsz += tp->tbl.cols[ic].width + 3; |
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tsz -= 3; |
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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 (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 |
* Match data cells to column numbers. |
* data printed by matching data to header. |
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*/ |
*/ |
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switch (sp->pos) { |
if (sp->pos == TBL_SPAN_DATA) { |
case TBL_SPAN_HORIZ: |
cp = sp->layout->first; |
/* 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. */ |
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dp = sp->first; |
dp = sp->first; |
spans = 0; |
spans = 0; |
for (hp = sp->head; hp; hp = hp->next) { |
for (ic = 0; ic < sp->opts->cols; ic++) { |
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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, tp->tbl.cols + ic); |
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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]; |
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tbl_data(tp, sp->opts, dp, col); |
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/* |
/* |
* Go to the next data cell and assign the |
* Separate columns, except in the middle |
* number of subsequent spans, if applicable. |
* of spans and after the last cell. |
*/ |
*/ |
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if (dp) { |
if (ic + 1 == sp->opts->cols || 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) |
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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 181 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->next == NULL) { |
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->tcol->offset = offset; |
} |
} |
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tp->flags &= ~(TERMP_NONOSPACE | TERMP_BRNEVER); |
tp->flags &= ~TERMP_NONOSPACE; |
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tp->rmargin = rmargin; |
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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->col].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 |
Line 261 tbl_data(struct termp *tp, const struct tbl_opts *opts |
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Line 247 tbl_data(struct termp *tp, const struct tbl_opts *opts |
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const struct roffcol *col) |
const struct roffcol *col) |
{ |
{ |
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if (NULL == dp) { |
if (dp == NULL) { |
tbl_char(tp, ASCII_NBRSP, col->width); |
tbl_char(tp, ASCII_NBRSP, col->width); |
return; |
return; |
} |
} |
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 */ |
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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 */ |
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case TBL_DATA_DHORIZ: |
case TBL_DATA_DHORIZ: |
tbl_char(tp, '=', col->width); |
tbl_char(tp, '=', col->width); |
return; |
return; |
Line 293 tbl_data(struct termp *tp, const struct tbl_opts *opts |
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Line 276 tbl_data(struct termp *tp, const struct tbl_opts *opts |
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tbl_char(tp, '=', col->width); |
tbl_char(tp, '=', col->width); |
break; |
break; |
case TBL_CELL_LONG: |
case TBL_CELL_LONG: |
/* FALLTHROUGH */ |
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case TBL_CELL_CENTRE: |
case TBL_CELL_CENTRE: |
/* FALLTHROUGH */ |
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case TBL_CELL_LEFT: |
case TBL_CELL_LEFT: |
/* FALLTHROUGH */ |
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case TBL_CELL_RIGHT: |
case TBL_CELL_RIGHT: |
tbl_literal(tp, dp, col); |
tbl_literal(tp, dp, col); |
break; |
break; |
Line 309 tbl_data(struct termp *tp, const struct tbl_opts *opts |
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Line 289 tbl_data(struct termp *tp, const struct tbl_opts *opts |
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break; |
break; |
default: |
default: |
abort(); |
abort(); |
/* NOTREACHED */ |
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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; |
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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; |
size_t len, padl, padr, width; |
size_t width, len, padl, padr; |
int ic, spans; |
int spans; |
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assert(dp->string); |
assert(dp->string); |
len = term_strlen(tp, dp->string); |
len = term_strlen(tp, dp->string); |
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hp = dp->layout->head->next; |
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width = col->width; |
width = col->width; |
for (spans = dp->spans; spans--; hp = hp->next) |
ic = dp->layout->col; |
width += tp->tbl.cols[hp->ident].width + 3; |
spans = dp->spans; |
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while (spans--) |
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width += tp->tbl.cols[++ic].width + 3; |
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padr = width > len ? width - len : 0; |
padr = width > len ? width - len : 0; |
padl = 0; |
padl = 0; |
Line 378 tbl_literal(struct termp *tp, const struct tbl_dat *dp |
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Line 345 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 406 tbl_number(struct termp *tp, const struct tbl_opts *op |
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Line 373 tbl_number(struct termp *tp, const struct tbl_opts *op |
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psz = term_strlen(tp, buf); |
psz = term_strlen(tp, buf); |
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if (NULL != (cp = strrchr(dp->string, opts->decimal))) { |
if ((cp = strrchr(dp->string, opts->decimal)) != NULL) { |
buf[1] = '\0'; |
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for (ssz = 0, i = 0; cp != &dp->string[i]; i++) { |
for (ssz = 0, i = 0; cp != &dp->string[i]; i++) { |
buf[0] = dp->string[i]; |
buf[0] = dp->string[i]; |
ssz += term_strlen(tp, buf); |
ssz += term_strlen(tp, buf); |
Line 416 tbl_number(struct termp *tp, const struct tbl_opts *op |
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Line 382 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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int prev_font; |
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prev_font = tp->fonti; |
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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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} |