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-rw-r--r--Build/source/libs/icu/icu-xetex/layout/SegmentArrayProcessor.cpp60
1 files changed, 60 insertions, 0 deletions
diff --git a/Build/source/libs/icu/icu-xetex/layout/SegmentArrayProcessor.cpp b/Build/source/libs/icu/icu-xetex/layout/SegmentArrayProcessor.cpp
new file mode 100644
index 00000000000..b915cb9b92c
--- /dev/null
+++ b/Build/source/libs/icu/icu-xetex/layout/SegmentArrayProcessor.cpp
@@ -0,0 +1,60 @@
+/*
+ *
+ * (C) Copyright IBM Corp. 1998-2004 - All Rights Reserved
+ *
+ */
+
+#include "LETypes.h"
+#include "MorphTables.h"
+#include "SubtableProcessor.h"
+#include "NonContextualGlyphSubst.h"
+#include "NonContextualGlyphSubstProc.h"
+#include "SegmentArrayProcessor.h"
+#include "LEGlyphStorage.h"
+#include "LESwaps.h"
+
+U_NAMESPACE_BEGIN
+
+UOBJECT_DEFINE_RTTI_IMPLEMENTATION(SegmentArrayProcessor)
+
+SegmentArrayProcessor::SegmentArrayProcessor()
+{
+}
+
+SegmentArrayProcessor::SegmentArrayProcessor(const MorphSubtableHeader *morphSubtableHeader)
+ : NonContextualGlyphSubstitutionProcessor(morphSubtableHeader)
+{
+ const NonContextualGlyphSubstitutionHeader *header = (const NonContextualGlyphSubstitutionHeader *) morphSubtableHeader;
+
+ segmentArrayLookupTable = (const SegmentArrayLookupTable *) &header->table;
+}
+
+SegmentArrayProcessor::~SegmentArrayProcessor()
+{
+}
+
+void SegmentArrayProcessor::process(LEGlyphStorage &glyphStorage)
+{
+ const LookupSegment *segments = segmentArrayLookupTable->segments;
+ le_int32 glyphCount = glyphStorage.getGlyphCount();
+ le_int32 glyph;
+
+ for (glyph = 0; glyph < glyphCount; glyph += 1) {
+ LEGlyphID thisGlyph = glyphStorage[glyph];
+ const LookupSegment *lookupSegment = segmentArrayLookupTable->lookupSegment(segments, thisGlyph);
+
+ if (lookupSegment != NULL) {
+ TTGlyphID firstGlyph = SWAPW(lookupSegment->firstGlyph);
+ le_int16 offset = SWAPW(lookupSegment->value);
+
+ if (offset != 0) {
+ TTGlyphID *glyphArray = (TTGlyphID *) ((char *) subtableHeader + offset);
+ TTGlyphID newGlyph = SWAPW(glyphArray[LE_GET_GLYPH(thisGlyph) - firstGlyph]);
+
+ glyphStorage[glyph] = LE_SET_GLYPH(thisGlyph, newGlyph);
+ }
+ }
+ }
+}
+
+U_NAMESPACE_END