ICU-57132.0.1.tar.gz

[apple/icu.git] / icuSources / layout / LigatureSubstSubtables.cpp

diff --git a/icuSources/layout/LigatureSubstSubtables.cpp b/icuSources/layout/LigatureSubstSubtables.cpp
index aea4dd98dd96123c94f55d8073a7ddc97418ce96..16d61ed174cf3a40dfd6c8b1b0adb3c0cfb70f45 100644 (file)
--- a/icuSources/layout/LigatureSubstSubtables.cpp
+++ b/icuSources/layout/LigatureSubstSubtables.cpp
@@ -1,7 +1,5 @@
 /*
- * %W% %E%
- *
- * (C) Copyright IBM Corp. 1998-2003 - All Rights Reserved
+ * (C) Copyright IBM Corp. 1998-2015 - All Rights Reserved
  *
  */
 
@@ -15,10 +13,10 @@
 
 U_NAMESPACE_BEGIN
 
-le_uint32 LigatureSubstitutionSubtable::process(GlyphIterator *glyphIterator, const LEGlyphFilter *filter) const
+le_uint32 LigatureSubstitutionSubtable::process(const LETableReference &base, GlyphIterator *glyphIterator, LEErrorCode &success, const LEGlyphFilter *filter) const
 {
     LEGlyphID glyph = glyphIterator->getCurrGlyphID();
-    le_int32 coverageIndex = getGlyphCoverage(glyph);
+    le_int32 coverageIndex = getGlyphCoverage(base, glyph, success);
 
     if (coverageIndex >= 0) {
         Offset ligSetTableOffset = SWAPW(ligSetTableOffsetArray[coverageIndex]);
@@ -29,14 +27,13 @@ le_uint32 LigatureSubstitutionSubtable::process(GlyphIterator *glyphIterator, co
             Offset ligTableOffset = SWAPW(ligSetTable->ligatureTableOffsetArray[lig]);
             const LigatureTable *ligTable = (const LigatureTable *) ((char *)ligSetTable + ligTableOffset);
             le_uint16 compCount = SWAPW(ligTable->compCount) - 1;
+            LEReferenceToArrayOf<TTGlyphID>
+                componentArrayRef(base, success, ligTable->componentArray, compCount);
+            if (LE_FAILURE(success)) { return 0; }
             le_int32 startPosition = glyphIterator->getCurrStreamPosition();
             TTGlyphID ligGlyph = SWAPW(ligTable->ligGlyph);
             le_uint16 comp;
 
-            if (filter != NULL && ! filter->accept(LE_SET_GLYPH(glyph, ligGlyph))) {
-                continue;
-            }
-
             for (comp = 0; comp < compCount; comp += 1) {
                 if (! glyphIterator->next()) {
                     break;
@@ -47,7 +44,7 @@ le_uint32 LigatureSubstitutionSubtable::process(GlyphIterator *glyphIterator, co
                 }
             }
 
-            if (comp == compCount) {
+            if (comp == compCount && (filter == NULL || filter->accept(LE_SET_GLYPH(glyph, ligGlyph)))) {
                 GlyphIterator tempIterator(*glyphIterator);
                 TTGlyphID deletedGlyph = tempIterator.ignoresMarks()? 0xFFFE : 0xFFFF;