61 lines
1.8 KiB
C++
61 lines
1.8 KiB
C++
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/*
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*
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* (C) Copyright IBM Corp. and others 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 "SubtableProcessor2.h"
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#include "NonContextualGlyphSubst.h"
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#include "NonContextualGlyphSubstProc2.h"
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#include "SegmentArrayProcessor2.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(SegmentArrayProcessor2)
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SegmentArrayProcessor2::SegmentArrayProcessor2()
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{
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}
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SegmentArrayProcessor2::SegmentArrayProcessor2(const MorphSubtableHeader2 *morphSubtableHeader)
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: NonContextualGlyphSubstitutionProcessor2(morphSubtableHeader)
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{
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const NonContextualGlyphSubstitutionHeader2 *header = (const NonContextualGlyphSubstitutionHeader2 *) morphSubtableHeader;
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segmentArrayLookupTable = (const SegmentArrayLookupTable *) &header->table;
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}
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SegmentArrayProcessor2::~SegmentArrayProcessor2()
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{
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}
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void SegmentArrayProcessor2::process(LEGlyphStorage &glyphStorage)
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{
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const LookupSegment *segments = segmentArrayLookupTable->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; glyph += 1) {
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LEGlyphID thisGlyph = glyphStorage[glyph];
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const LookupSegment *lookupSegment = segmentArrayLookupTable->lookupSegment(segments, thisGlyph);
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if (lookupSegment != NULL) {
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TTGlyphID firstGlyph = SWAPW(lookupSegment->firstGlyph);
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le_int16 offset = SWAPW(lookupSegment->value);
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if (offset != 0) {
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TTGlyphID *glyphArray = (TTGlyphID *) ((char *) subtableHeader + offset);
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TTGlyphID newGlyph = SWAPW(glyphArray[LE_GET_GLYPH(thisGlyph) - firstGlyph]);
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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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}
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U_NAMESPACE_END
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