54 lines
1.7 KiB
C++
54 lines
1.7 KiB
C++
/*
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*
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* (C) Copyright IBM Corp. 1998-2013 - All Rights Reserved
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*
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*/
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#include "LETypes.h"
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#include "MorphTables.h"
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#include "SubtableProcessor.h"
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#include "NonContextualGlyphSubst.h"
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#include "NonContextualGlyphSubstProc.h"
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#include "SegmentSingleProcessor.h"
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#include "LEGlyphStorage.h"
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#include "LESwaps.h"
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U_NAMESPACE_BEGIN
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UOBJECT_DEFINE_RTTI_IMPLEMENTATION(SegmentSingleProcessor)
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SegmentSingleProcessor::SegmentSingleProcessor()
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{
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}
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SegmentSingleProcessor::SegmentSingleProcessor(const LEReferenceTo<MorphSubtableHeader> &morphSubtableHeader, LEErrorCode &success)
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: NonContextualGlyphSubstitutionProcessor(morphSubtableHeader, success)
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{
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LEReferenceTo<NonContextualGlyphSubstitutionHeader> header(morphSubtableHeader, success);
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segmentSingleLookupTable = LEReferenceTo<SegmentSingleLookupTable>(morphSubtableHeader, success, (const SegmentSingleLookupTable*)&header->table);
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}
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SegmentSingleProcessor::~SegmentSingleProcessor()
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{
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}
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void SegmentSingleProcessor::process(LEGlyphStorage &glyphStorage, LEErrorCode &success)
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{
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const LookupSegment *segments = segmentSingleLookupTable->segments;
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le_int32 glyphCount = glyphStorage.getGlyphCount();
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le_int32 glyph;
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for (glyph = 0; glyph < glyphCount && LE_SUCCESS(success); glyph += 1) {
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LEGlyphID thisGlyph = glyphStorage[glyph];
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const LookupSegment *lookupSegment = segmentSingleLookupTable->lookupSegment(segmentSingleLookupTable, segments, thisGlyph, success);
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if (lookupSegment != NULL && LE_SUCCESS(success)) {
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TTGlyphID newGlyph = (TTGlyphID) LE_GET_GLYPH(thisGlyph) + SWAPW(lookupSegment->value);
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glyphStorage[glyph] = LE_SET_GLYPH(thisGlyph, newGlyph);
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}
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}
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}
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U_NAMESPACE_END
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