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Split matras without a Unicode decomposition 

This is a hack for now, to get us going with Khmer.  This will be
refactored properly later to move the complex logic into complex
shapers.
This commit is contained in:
Behdad Esfahbod 2012-07-16 13:25:17 -04:00
parent 8aa801a6fd
commit d487fff266
1 changed files with 22 additions and 0 deletions
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22
src/hb-unicode.cc
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@ -267,6 +267,28 @@ hb_unicode_decompose (hb_unicode_funcs_t *ufuncs,
hb_codepoint_t *a,
hb_codepoint_t *b)
{
/* XXX FIXME, move these to complex shapers and propagage to normalizer.*/
switch (ab) {
case 0x0AC9 : *a = 0x0AC5; *b= 0x0ABE; return true;
case 0x0F77 : *a = 0x0FB2; *b= 0x0F81; return true;
case 0x0F79 : *a = 0x0FB3; *b= 0x0F81; return true;
case 0x17BE : *a = 0x17C1; *b= 0x17BE; return true;
case 0x17BF : *a = 0x17C1; *b= 0x17BF; return true;
case 0x17C0 : *a = 0x17C1; *b= 0x17C0; return true;
case 0x17C4 : *a = 0x17C1; *b= 0x17C4; return true;
case 0x17C5 : *a = 0x17C1; *b= 0x17C5; return true;
case 0x1925 : *a = 0x1920; *b= 0x1923; return true;
case 0x1926 : *a = 0x1920; *b= 0x1924; return true;
case 0x1B3C : *a = 0x1B42; *b= 0x1B3C; return true;
case 0x1112E : *a = 0x11127; *b= 0x11131; return true;
case 0x1112F : *a = 0x11127; *b= 0x11132; return true;
#if 0
case 0x0B57 : *a = 0xno decomp, -> RIGHT; return true;
case 0x1C29 : *a = 0xno decomp, -> LEFT; return true;
case 0xA9C0 : *a = 0xno decomp, -> RIGHT; return true;
case 0x111BF : *a = 0xno decomp, -> ABOVE; return true;
#endif
}
*a = ab; *b = 0;
return ufuncs->func.decompose (ufuncs, ab, a, b, ufuncs->user_data.decompose);
}