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-rw-r--r--man_term.c10
-rw-r--r--mdoc_term.c2
-rw-r--r--term.c10
-rw-r--r--term.h4
-rw-r--r--term_ascii.c42
-rw-r--r--term_ps.c14
6 files changed, 38 insertions, 44 deletions
diff --git a/man_term.c b/man_term.c
index d0dd4263..e1f37d99 100644
--- a/man_term.c
+++ b/man_term.c
@@ -427,7 +427,7 @@ pre_in(DECL_ARGS)
if ( ! a2roffsu(++cp, &su, SCALE_EN))
return(0);
- v = term_hspan(p, &su);
+ v = (term_hspan(p, &su) + 11) / 24;
if (less < 0)
p->offset -= p->offset > v ? v : p->offset;
@@ -512,7 +512,7 @@ pre_HP(DECL_ARGS)
if ((nn = n->parent->head->child) != NULL &&
a2roffsu(nn->string, &su, SCALE_EN)) {
- len = term_hspan(p, &su);
+ len = term_hspan(p, &su) / 24;
if (len < 0 && (size_t)(-len) > mt->offset)
len = -mt->offset;
else if (len > SHRT_MAX)
@@ -597,7 +597,7 @@ pre_IP(DECL_ARGS)
if ((nn = n->parent->head->child) != NULL &&
(nn = nn->next) != NULL &&
a2roffsu(nn->string, &su, SCALE_EN)) {
- len = term_hspan(p, &su);
+ len = term_hspan(p, &su) / 24;
if (len < 0 && (size_t)(-len) > mt->offset)
len = -mt->offset;
else if (len > SHRT_MAX)
@@ -679,7 +679,7 @@ pre_TP(DECL_ARGS)
if ((nn = n->parent->head->child) != NULL &&
nn->string != NULL && ! (MAN_LINE & nn->flags) &&
a2roffsu(nn->string, &su, SCALE_EN)) {
- len = term_hspan(p, &su);
+ len = term_hspan(p, &su) / 24;
if (len < 0 && (size_t)(-len) > mt->offset)
len = -mt->offset;
else if (len > SHRT_MAX)
@@ -868,7 +868,7 @@ pre_RS(DECL_ARGS)
n = n->parent->head;
n->aux = SHRT_MAX + 1;
if (n->child != NULL && a2roffsu(n->child->string, &su, SCALE_EN))
- n->aux = term_hspan(p, &su);
+ n->aux = term_hspan(p, &su) / 24;
if (n->aux < 0 && (size_t)(-n->aux) > mt->offset)
n->aux = -mt->offset;
else if (n->aux > SHRT_MAX)
diff --git a/mdoc_term.c b/mdoc_term.c
index 55598c4f..c4745c29 100644
--- a/mdoc_term.c
+++ b/mdoc_term.c
@@ -533,7 +533,7 @@ a2width(const struct termp *p, const char *v)
SCALE_HS_INIT(&su, term_strlen(p, v));
su.scale /= term_strlen(p, "0");
}
- return(term_hspan(p, &su));
+ return(term_hspan(p, &su) / 24);
}
/*
diff --git a/term.c b/term.c
index b1360388..b46659bd 100644
--- a/term.c
+++ b/term.c
@@ -619,8 +619,7 @@ void
term_setwidth(struct termp *p, const char *wstr)
{
struct roffsu su;
- size_t width;
- int iop;
+ int iop, width;
iop = 0;
width = 0;
@@ -831,11 +830,12 @@ term_vspan(const struct termp *p, const struct roffsu *su)
return(ri < 66 ? ri : 1);
}
+/*
+ * Convert a scaling width to basic units, rounding down.
+ */
int
term_hspan(const struct termp *p, const struct roffsu *su)
{
- double v;
- v = (*p->hspan)(p, su);
- return(v > 0.0 ? v + 0.0005 : v - 0.0005);
+ return((*p->hspan)(p, su));
}
diff --git a/term.h b/term.h
index b6bd13bf..5b5fcc95 100644
--- a/term.h
+++ b/term.h
@@ -95,9 +95,9 @@ struct termp {
void (*end)(struct termp *);
void (*endline)(struct termp *);
void (*advance)(struct termp *, size_t);
- void (*setwidth)(struct termp *, int, size_t);
+ void (*setwidth)(struct termp *, int, int);
size_t (*width)(const struct termp *, int);
- double (*hspan)(const struct termp *,
+ int (*hspan)(const struct termp *,
const struct roffsu *);
const void *argf; /* arg for headf/footf */
struct termp_ps *ps;
diff --git a/term_ascii.c b/term_ascii.c
index cbc9c9ea..908f3182 100644
--- a/term_ascii.c
+++ b/term_ascii.c
@@ -40,7 +40,7 @@
static struct termp *ascii_init(enum termenc, const struct mchars *,
const struct manoutput *);
-static double ascii_hspan(const struct termp *,
+static int ascii_hspan(const struct termp *,
const struct roffsu *);
static size_t ascii_width(const struct termp *, int);
static void ascii_advance(struct termp *, size_t);
@@ -48,7 +48,7 @@ static void ascii_begin(struct termp *);
static void ascii_end(struct termp *);
static void ascii_endline(struct termp *);
static void ascii_letter(struct termp *, int);
-static void ascii_setwidth(struct termp *, int, size_t);
+static void ascii_setwidth(struct termp *, int, int);
#if HAVE_WCHAR
static void locale_advance(struct termp *, size_t);
@@ -137,15 +137,16 @@ locale_alloc(const struct mchars *mchars, const struct manoutput *outopts)
}
static void
-ascii_setwidth(struct termp *p, int iop, size_t width)
+ascii_setwidth(struct termp *p, int iop, int width)
{
+ width /= 24;
p->rmargin = p->defrmargin;
if (iop > 0)
p->defrmargin += width;
else if (iop == 0)
- p->defrmargin = width ? width : p->lastrmargin;
- else if (p->defrmargin > width)
+ p->defrmargin = width ? (size_t)width : p->lastrmargin;
+ else if (p->defrmargin > (size_t)width)
p->defrmargin -= width;
else
p->defrmargin = 0;
@@ -218,52 +219,45 @@ ascii_advance(struct termp *p, size_t len)
putchar(' ');
}
-static double
+static int
ascii_hspan(const struct termp *p, const struct roffsu *su)
{
double r;
- /*
- * Approximate based on character width.
- * None of these will be actually correct given that an inch on
- * the screen depends on character size, terminal, etc., etc.
- */
switch (su->unit) {
case SCALE_BU:
- r = su->scale * 10.0 / 240.0;
+ r = su->scale;
break;
case SCALE_CM:
- r = su->scale * 10.0 / 2.54;
+ r = su->scale * 240.0 / 2.54;
break;
case SCALE_FS:
- r = su->scale * 2730.666;
+ r = su->scale * 65536.0;
break;
case SCALE_IN:
- r = su->scale * 10.0;
+ r = su->scale * 240.0;
break;
case SCALE_MM:
- r = su->scale / 100.0;
+ r = su->scale * 0.24;
break;
+ case SCALE_VS:
+ /* FALLTHROUGH */
case SCALE_PC:
- r = su->scale * 10.0 / 6.0;
+ r = su->scale * 40.0;
break;
case SCALE_PT:
- r = su->scale * 10.0 / 72.0;
- break;
- case SCALE_VS:
- r = su->scale * 2.0 - 1.0;
+ r = su->scale * 10.0 / 3.0;
break;
case SCALE_EN:
/* FALLTHROUGH */
case SCALE_EM:
- r = su->scale;
+ r = su->scale * 24.0;
break;
default:
abort();
/* NOTREACHED */
}
-
- return(r);
+ return(r > 0.0 ? r + 0.01 : r - 0.01);
}
const char *
diff --git a/term_ps.c b/term_ps.c
index c819b55f..726af23f 100644
--- a/term_ps.c
+++ b/term_ps.c
@@ -87,7 +87,7 @@ struct termp_ps {
size_t pdfobjsz; /* size of pdfobjs */
};
-static double ps_hspan(const struct termp *,
+static int ps_hspan(const struct termp *,
const struct roffsu *);
static size_t ps_width(const struct termp *, int);
static void ps_advance(struct termp *, size_t);
@@ -106,7 +106,7 @@ __attribute__((__format__ (__printf__, 2, 3)))
static void ps_printf(struct termp *, const char *, ...);
static void ps_putchar(struct termp *, char);
static void ps_setfont(struct termp *, enum termfont);
-static void ps_setwidth(struct termp *, int, size_t);
+static void ps_setwidth(struct termp *, int, int);
static struct termp *pspdf_alloc(const struct mchars *,
const struct manoutput *);
static void pdf_obj(struct termp *, size_t);
@@ -620,7 +620,7 @@ pspdf_alloc(const struct mchars *mchars, const struct manoutput *outopts)
}
static void
-ps_setwidth(struct termp *p, int iop, size_t width)
+ps_setwidth(struct termp *p, int iop, int width)
{
size_t lastwidth;
@@ -628,8 +628,8 @@ ps_setwidth(struct termp *p, int iop, size_t width)
if (iop > 0)
p->ps->width += width;
else if (iop == 0)
- p->ps->width = width ? width : p->ps->lastwidth;
- else if (p->ps->width > width)
+ p->ps->width = width ? (size_t)width : p->ps->lastwidth;
+ else if (p->ps->width > (size_t)width)
p->ps->width -= width;
else
p->ps->width = 0;
@@ -1273,7 +1273,7 @@ ps_width(const struct termp *p, int c)
return((size_t)fonts[(int)TERMFONT_NONE].gly[c].wx);
}
-static double
+static int
ps_hspan(const struct termp *p, const struct roffsu *su)
{
double r;
@@ -1325,7 +1325,7 @@ ps_hspan(const struct termp *p, const struct roffsu *su)
break;
}
- return(r);
+ return(r * 24.0);
}
static void
generated by cgit (git 2.34.1) at 2024-11-10 07:04:40 +0000