-/* $Id: out.c,v 1.43 2011/09/20 23:05:49 schwarze Exp $ */
+/* $Id: out.c,v 1.53 2014/10/14 18:18:05 schwarze Exp $ */
/*
* Copyright (c) 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
- * Copyright (c) 2011 Ingo Schwarze <schwarze@openbsd.org>
+ * Copyright (c) 2011, 2014 Ingo Schwarze <schwarze@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
-#ifdef HAVE_CONFIG_H
#include "config.h"
-#endif
#include <sys/types.h>
#include <string.h>
#include <time.h>
+#include "mandoc_aux.h"
#include "mandoc.h"
#include "out.h"
static void tblcalc_data(struct rofftbl *, struct roffcol *,
- const struct tbl *, const struct tbl_dat *);
+ const struct tbl_opts *, const struct tbl_dat *);
static void tblcalc_literal(struct rofftbl *, struct roffcol *,
const struct tbl_dat *);
static void tblcalc_number(struct rofftbl *, struct roffcol *,
- const struct tbl *, const struct tbl_dat *);
+ const struct tbl_opts *, const struct tbl_dat *);
-/*
+
+/*
* Convert a `scaling unit' to a consistent form, or fail. Scaling
* units are documented in groff.7, mdoc.7, man.7.
*/
i = hasd = 0;
switch (*src) {
- case ('+'):
+ case '+':
src++;
break;
- case ('-'):
+ case '-':
buf[i++] = *src++;
break;
default:
buf[i] = '\0';
switch (*src) {
- case ('c'):
+ case 'c':
unit = SCALE_CM;
break;
- case ('i'):
+ case 'i':
unit = SCALE_IN;
break;
- case ('P'):
+ case 'P':
unit = SCALE_PC;
break;
- case ('p'):
+ case 'p':
unit = SCALE_PT;
break;
- case ('f'):
+ case 'f':
unit = SCALE_FS;
break;
- case ('v'):
+ case 'v':
unit = SCALE_VS;
break;
- case ('m'):
+ case 'm':
unit = SCALE_EM;
break;
- case ('\0'):
+ case '\0':
if (SCALE_MAX == def)
return(0);
- unit = SCALE_BU;
+ unit = SCALE_EN;
break;
- case ('u'):
+ case 'u':
unit = SCALE_BU;
break;
- case ('M'):
+ case 'M':
unit = SCALE_MM;
break;
- case ('n'):
+ case 'n':
unit = SCALE_EN;
break;
default:
}
/* FIXME: do this in the caller. */
- if ((dst->scale = atof(buf)) < 0)
- dst->scale = 0;
+ if ((dst->scale = atof(buf)) < 0.0)
+ dst->scale = 0.0;
dst->unit = unit;
return(1);
}
* used for the actual width calculations.
*/
void
-tblcalc(struct rofftbl *tbl, const struct tbl_span *sp)
+tblcalc(struct rofftbl *tbl, const struct tbl_span *sp,
+ size_t totalwidth)
{
const struct tbl_dat *dp;
- const struct tbl_head *hp;
struct roffcol *col;
+ size_t ewidth, xwidth;
int spans;
+ int icol, maxcol, necol, nxcol;
/*
* Allocate the master column specifiers. These will hold the
*/
assert(NULL == tbl->cols);
- tbl->cols = mandoc_calloc
- ((size_t)sp->tbl->cols, sizeof(struct roffcol));
-
- hp = sp->head;
+ tbl->cols = mandoc_calloc((size_t)sp->opts->cols,
+ sizeof(struct roffcol));
- for ( ; sp; sp = sp->next) {
+ for (maxcol = -1; sp; sp = sp->next) {
if (TBL_SPAN_DATA != sp->pos)
continue;
spans = 1;
spans = dp->spans;
if (1 < spans)
continue;
- assert(dp->layout);
- col = &tbl->cols[dp->layout->head->ident];
- tblcalc_data(tbl, col, sp->tbl, dp);
+ icol = dp->layout->head->ident;
+ if (maxcol < icol)
+ maxcol = icol;
+ col = tbl->cols + icol;
+ col->flags |= dp->layout->flags;
+ if (dp->layout->flags & TBL_CELL_WIGN)
+ continue;
+ tblcalc_data(tbl, col, sp->opts, dp);
}
}
- /*
- * Calculate width of the spanners. These get one space for a
- * vertical line, two for a double-vertical line.
+ /*
+ * Count columns to equalize and columns to maximize.
+ * Find maximum width of the columns to equalize.
+ * Find total width of the columns *not* to maximize.
*/
- for ( ; hp; hp = hp->next) {
- col = &tbl->cols[hp->ident];
- switch (hp->pos) {
- case (TBL_HEAD_VERT):
- col->width = (*tbl->len)(1, tbl->arg);
- break;
- case (TBL_HEAD_DVERT):
- col->width = (*tbl->len)(2, tbl->arg);
- break;
- default:
- break;
+ necol = nxcol = 0;
+ ewidth = xwidth = 0;
+ for (icol = 0; icol <= maxcol; icol++) {
+ col = tbl->cols + icol;
+ if (col->flags & TBL_CELL_EQUAL) {
+ necol++;
+ if (ewidth < col->width)
+ ewidth = col->width;
+ }
+ if (col->flags & TBL_CELL_WMAX)
+ nxcol++;
+ else
+ xwidth += col->width;
+ }
+
+ /*
+ * Equalize columns, if requested for any of them.
+ * Update total width of the columns not to maximize.
+ */
+
+ if (necol) {
+ for (icol = 0; icol <= maxcol; icol++) {
+ col = tbl->cols + icol;
+ if ( ! (col->flags & TBL_CELL_EQUAL))
+ continue;
+ if (col->width == ewidth)
+ continue;
+ if (nxcol && totalwidth)
+ xwidth += ewidth - col->width;
+ col->width = ewidth;
+ }
+ }
+
+ /*
+ * If there are any columns to maximize, find the total
+ * available width, deducting 3n margins between columns.
+ * Distribute the available width evenly.
+ */
+
+ if (nxcol && totalwidth) {
+ xwidth = totalwidth - 3*maxcol - xwidth;
+ for (icol = 0; icol <= maxcol; icol++) {
+ col = tbl->cols + icol;
+ if ( ! (col->flags & TBL_CELL_WMAX))
+ continue;
+ col->width = xwidth / nxcol--;
+ xwidth -= col->width;
}
}
}
static void
tblcalc_data(struct rofftbl *tbl, struct roffcol *col,
- const struct tbl *tp, const struct tbl_dat *dp)
+ const struct tbl_opts *opts, const struct tbl_dat *dp)
{
size_t sz;
/* Branch down into data sub-types. */
switch (dp->layout->pos) {
- case (TBL_CELL_HORIZ):
+ case TBL_CELL_HORIZ:
/* FALLTHROUGH */
- case (TBL_CELL_DHORIZ):
+ case TBL_CELL_DHORIZ:
sz = (*tbl->len)(1, tbl->arg);
if (col->width < sz)
col->width = sz;
break;
- case (TBL_CELL_LONG):
+ case TBL_CELL_LONG:
/* FALLTHROUGH */
- case (TBL_CELL_CENTRE):
+ case TBL_CELL_CENTRE:
/* FALLTHROUGH */
- case (TBL_CELL_LEFT):
+ case TBL_CELL_LEFT:
/* FALLTHROUGH */
- case (TBL_CELL_RIGHT):
+ case TBL_CELL_RIGHT:
tblcalc_literal(tbl, col, dp);
break;
- case (TBL_CELL_NUMBER):
- tblcalc_number(tbl, col, tp, dp);
+ case TBL_CELL_NUMBER:
+ tblcalc_number(tbl, col, opts, dp);
break;
- case (TBL_CELL_DOWN):
+ case TBL_CELL_DOWN:
break;
default:
abort();
static void
tblcalc_number(struct rofftbl *tbl, struct roffcol *col,
- const struct tbl *tp, const struct tbl_dat *dp)
+ const struct tbl_opts *opts, const struct tbl_dat *dp)
{
- int i;
+ int i;
size_t sz, psz, ssz, d;
const char *str;
char *cp;
/* FIXME: TBL_DATA_HORIZ et al.? */
- buf[0] = tp->decimal;
+ buf[0] = opts->decimal;
buf[1] = '\0';
psz = (*tbl->slen)(buf, tbl->arg);
- if (NULL != (cp = strrchr(str, tp->decimal))) {
+ if (NULL != (cp = strrchr(str, opts->decimal))) {
buf[1] = '\0';
for (ssz = 0, i = 0; cp != &str[i]; i++) {
buf[0] = str[i];
git.ckatri.com / mandoc.git / blobdiff