From 0f795650f811d6f27557655c3ab8001fc20f6780 Mon Sep 17 00:00:00 2001
From: Aric Stewart <aric@codeweavers.com>
Date: Wed, 8 Jun 2011 14:05:22 -0500
Subject: [PATCH] usp10: Strip dangling joiners for Sinhala.

---
 dlls/usp10/shape.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/dlls/usp10/shape.c b/dlls/usp10/shape.c
index f64dbd713e..03d97f4bc6 100644
--- a/dlls/usp10/shape.c
+++ b/dlls/usp10/shape.c
@@ -2036,6 +2036,7 @@ static const VowelComponents Sinhala_vowels[] = {
 static void ContextualShape_Sinhala(HDC hdc, ScriptCache *psc, SCRIPT_ANALYSIS *psa, WCHAR* pwcChars, INT cChars, WORD* pwOutGlyphs, INT* pcGlyphs, INT cMaxGlyphs, WORD *pwLogClust)
 {
     int cCount = cChars;
+    int i;
     WCHAR *input;
 
     if (*pcGlyphs != cChars)
@@ -2057,7 +2058,15 @@ static void ContextualShape_Sinhala(HDC hdc, ScriptCache *psc, SCRIPT_ANALYSIS *
     Indic_ReorderCharacters( input, cCount, sinhala_lex, Reorder_Like_Sinhala);
     TRACE("reordered string %s\n",debugstr_wn(input,cCount));
 
-    /* Step 3:  Get glyphs */
+    /* Step 3:  Strip dangling joiners */
+    for (i = 0; i < cCount; i++)
+    {
+        if ((input[i] == 0x200D || input[i] == 0x200C) &&
+            (i == 0 || input[i-1] == 0x0020 || i == cCount-1 || input[i+1] == 0x0020))
+            input[i] = 0x0020;
+    }
+
+    /* Step 4:  Get glyphs */
     GetGlyphIndicesW(hdc, input, cCount, pwOutGlyphs, 0);
     *pcGlyphs = cCount;
 
-- 
2.32.0.93.g670b81a890