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-rw-r--r--src/3rdparty/harfbuzz/src/harfbuzz-indic.cpp25
1 files changed, 15 insertions, 10 deletions
diff --git a/src/3rdparty/harfbuzz/src/harfbuzz-indic.cpp b/src/3rdparty/harfbuzz/src/harfbuzz-indic.cpp
index 4d8418bcbd..4a618da35b 100644
--- a/src/3rdparty/harfbuzz/src/harfbuzz-indic.cpp
+++ b/src/3rdparty/harfbuzz/src/harfbuzz-indic.cpp
@@ -37,7 +37,7 @@ static HB_Bool isLetter(HB_UChar16 ucs)
FLAG(HB_Letter_Titlecase) |
FLAG(HB_Letter_Modifier) |
FLAG(HB_Letter_Other);
- return FLAG(HB_GetUnicodeCharCategory(ucs)) & test;
+ return (FLAG(HB_GetUnicodeCharCategory(ucs)) & test) != 0;
}
static HB_Bool isMark(HB_UChar16 ucs)
@@ -660,18 +660,18 @@ static const unsigned char indicPosition[0xe00-0x900] = {
None, None, None, None,
None, None, None, None,
- None, None, None, None,
- None, None, None, None,
- None, None, None, None,
+ None, Below, Below, Below,
+ Below, Below, Below, Below,
+ Below, Below, None, Below,
- None, None, None, None,
- Below, None, None, None,
- Below, None, None, None,
+ Below, Below, Below, Below,
+ Below, Below, Below, Below,
+ Below, None, Below, Below,
Below, Below, Below, Post,
Below, None, Below, Below,
- None, None, None, None,
- None, None, None, None,
+ None, Below, Below, Below,
+ Below, Below, None, None,
None, None, Post, Above,
Post, Below, Below, Below,
@@ -833,7 +833,7 @@ static const unsigned char indicPosition[0xe00-0x900] = {
None, None, None, None,
None, None, None, Post,
- Post, None, Below, None,
+ Pre, None, Below, None,
None, Post, None, None,
None, None, None, None,
None, None, Post, Post,
@@ -1741,6 +1741,11 @@ static int indic_nextSyllableBoundary(HB_Script script, const HB_UChar16 *s, int
if (state == Halant && uc[pos] == 0x200d /* ZWJ */)
break;
// the control character should be the last char in the item
+ if (state == Consonant && script == HB_Script_Bengali && uc[pos-1] == 0x09B0 && uc[pos] == 0x200d /* ZWJ */)
+ break;
+ if (state == Consonant && script == HB_Script_Kannada && uc[pos-1] == 0x0CB0 && uc[pos] == 0x200d /* ZWJ */)
+ break;
+ // Bengali and Kannada has a special exception for rendering yaphala with ra (to avoid reph) see http://www.unicode.org/faq/indic.html#15
++pos;
goto finish;
case Consonant: