68 lines
2.7 KiB
Diff
68 lines
2.7 KiB
Diff
--- xterm-224/fontutils.c.orig 2007-02-26 16:42:29.000000000 +0100
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+++ xterm-224/fontutils.c 2007-02-26 16:56:27.793649610 +0100
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@@ -588,59 +588,19 @@
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#endif
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#if OPT_WIDE_CHARS && OPT_RENDERFONT && defined(HAVE_TYPE_FCCHAR32)
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-#define HALF_WIDTH_TEST_STRING "1234567890"
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-/* '1234567890' in Chinese characters in UTF-8 */
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-#define FULL_WIDTH_TEST_STRING "\xe4\xb8\x80\xe4\xba\x8c\xe4\xb8\x89" \
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- "\xe5\x9b\x9b\xe4\xba\x94" \
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- "\xef\xa7\x91\xe4\xb8\x83\xe5\x85\xab" \
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- "\xe4\xb9\x9d\xef\xa6\xb2"
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-
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-/* '1234567890' in Korean script in UTF-8 */
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-#define FULL_WIDTH_TEST_STRING2 "\xec\x9d\xbc\xec\x9d\xb4\xec\x82\xbc" \
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- "\xec\x82\xac\xec\x98\xa4" \
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- "\xec\x9c\xa1\xec\xb9\xa0\xed\x8c\x94" \
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- "\xea\xb5\xac\xec\x98\x81"
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-
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-#define HALF_WIDTH_CHAR1 0x0031 /* '1' */
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-#define HALF_WIDTH_CHAR2 0x0057 /* 'W' */
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#define FULL_WIDTH_CHAR1 0x4E00 /* CJK Ideograph 'number one' */
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#define FULL_WIDTH_CHAR2 0xAC00 /* Korean script syllable 'Ka' */
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static Bool
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is_double_width_font_xft(Display * dpy, XftFont * font)
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{
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- XGlyphInfo gi1, gi2;
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- FcChar32 c1 = HALF_WIDTH_CHAR1, c2 = HALF_WIDTH_CHAR2;
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- char *fwstr = FULL_WIDTH_TEST_STRING;
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- char *hwstr = HALF_WIDTH_TEST_STRING;
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-
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/* Some Korean fonts don't have Chinese characters at all. */
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- if (!XftCharExists(dpy, font, FULL_WIDTH_CHAR1)) {
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- if (!XftCharExists(dpy, font, FULL_WIDTH_CHAR2))
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- return False; /* Not a CJK font */
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- else /* a Korean font without CJK Ideographs */
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- fwstr = FULL_WIDTH_TEST_STRING2;
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- }
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-
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- XftTextExtents32(dpy, font, &c1, 1, &gi1);
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- XftTextExtents32(dpy, font, &c2, 1, &gi2);
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- if (gi1.xOff != gi2.xOff) /* Not a fixed-width font */
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- return False;
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-
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- XftTextExtentsUtf8(dpy, font, (FcChar8 *) hwstr, (int) strlen(hwstr), &gi1);
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- XftTextExtentsUtf8(dpy, font, (FcChar8 *) fwstr, (int) strlen(fwstr), &gi2);
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-
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- /*
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- * fontconfig and Xft prior to 2.2(?) set the width of half-width
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- * characters identical to that of full-width character in CJK double-width
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- * (bi-width / monospace) font even though the former is half as wide as
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- * the latter. This was fixed sometime before the release of fontconfig
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- * 2.2 in early 2003. See
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- * http://bugzilla.mozilla.org/show_bug.cgi?id=196312
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- * In the meantime, we have to check both possibilities.
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- */
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- return ((2 * gi1.xOff == gi2.xOff) || (gi1.xOff == gi2.xOff));
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+ if (XftCharExists(dpy, font, FULL_WIDTH_CHAR1) ||
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+ XftCharExists(dpy, font, FULL_WIDTH_CHAR2))
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+ return True; /* CJK font */
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+ else
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+ return False; /* Not a CJK font */
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}
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#else
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#define is_double_width_font_xft(dpy, xftfont) 0
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