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Fix display of Indic scripts

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* ftfont.c (ftfont_shape_by_flt): For combining characters out
of the range U+300...U+36F, use the "combining" FLT only with
non-OTF fonts.
This commit is contained in:
K. Handa 2016-03-25 12:40:25 +03:00 • committed by Eli Zaretskii
parent 326c64fcc3
commit 44782dea43
1 changed files with 6 additions and 1 deletions
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7
src/ftfont.c
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@ -2596,7 +2596,12 @@ ftfont_shape_by_flt (Lisp_Object lgstring, struct font *font,
language information, and select a proper flt for them language information, and select a proper flt for them
here. */ here. */
int c1 = LGLYPH_CHAR (LGSTRING_GLYPH (lgstring, 1)); int c1 = LGLYPH_CHAR (LGSTRING_GLYPH (lgstring, 1));
if (CHAR_HAS_CATEGORY (c1, '^')) /* For the combining characters in the range U+300..U+36F,
"combining" is the sole FLT provided by the m17n-lib. In
addition, it is the sole FLT that can handle the other
combining characters with non-OTF fonts. */
if (0x300 <= c1 && c1 <= 0x36F
|| (! otf && CHAR_HAS_CATEGORY (c1, '^')))
flt = mflt_get (msymbol ("combining")); flt = mflt_get (msymbol ("combining"));
} }
if (! flt && ! otf) if (! flt && ! otf)