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-rw-r--r--config.def.h8
-rw-r--r--st.c8
2 files changed, 15 insertions, 1 deletions
diff --git a/config.def.h b/config.def.h
index fd09d72..a1e7d5a 100644
--- a/config.def.h
+++ b/config.def.h
@@ -417,3 +417,11 @@ static uint selmasks[] = {
[SEL_RECTANGULAR] = Mod1Mask,
};
+/*
+ * Printable characters in ASCII, used to estimate the advance width
+ * of single wide characters.
+ */
+static char ascii_printable[] =
+ " !\"#$%&'()*+,-./0123456789:;<=>?"
+ "@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_"
+ "`abcdefghijklmnopqrstuvwxyz{|}~";
diff --git a/st.c b/st.c
index 2473af7..ca126d7 100644
--- a/st.c
+++ b/st.c
@@ -68,6 +68,7 @@ char *argv0;
#define LEN(a) (sizeof(a) / sizeof(a)[0])
#define DEFAULT(a, b) (a) = (a) ? (a) : (b)
#define BETWEEN(x, a, b) ((a) <= (x) && (x) <= (b))
+#define DIVCEIL(n, d) (((n) + ((d) - 1)) / (d))
#define ISCONTROLC0(c) (BETWEEN(c, 0, 0x1f) || (c) == '\177')
#define ISCONTROLC1(c) (BETWEEN(c, 0x80, 0x9f))
#define ISCONTROL(c) (ISCONTROLC0(c) || ISCONTROLC1(c))
@@ -3277,6 +3278,7 @@ xloadfont(Font *f, FcPattern *pattern)
{
FcPattern *match;
FcResult result;
+ XGlyphInfo extents;
match = FcFontMatch(NULL, pattern, &result);
if (!match)
@@ -3287,6 +3289,10 @@ xloadfont(Font *f, FcPattern *pattern)
return 1;
}
+ XftTextExtentsUtf8(xw.dpy, f->match,
+ (const FcChar8 *) ascii_printable,
+ LEN(ascii_printable), &extents);
+
f->set = NULL;
f->pattern = FcPatternDuplicate(pattern);
@@ -3296,7 +3302,7 @@ xloadfont(Font *f, FcPattern *pattern)
f->rbearing = f->match->max_advance_width;
f->height = f->ascent + f->descent;
- f->width = f->lbearing + f->rbearing;
+ f->width = DIVCEIL(extents.xOff, LEN(ascii_printable));
return 0;
}