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