scuffed-code/icu4c/source/layout/TrimmedArrayProcessor.cpp
2004-10-19 06:25:41 +00:00

56 lines
1.5 KiB
C++

/*
*
* (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 "TrimmedArrayProcessor.h"
#include "LEGlyphStorage.h"
#include "LESwaps.h"
U_NAMESPACE_BEGIN
UOBJECT_DEFINE_RTTI_IMPLEMENTATION(TrimmedArrayProcessor)
TrimmedArrayProcessor::TrimmedArrayProcessor()
{
}
TrimmedArrayProcessor::TrimmedArrayProcessor(const MorphSubtableHeader *morphSubtableHeader)
: NonContextualGlyphSubstitutionProcessor(morphSubtableHeader)
{
const NonContextualGlyphSubstitutionHeader *header = (const NonContextualGlyphSubstitutionHeader *) morphSubtableHeader;
trimmedArrayLookupTable = (const TrimmedArrayLookupTable *) &header->table;
firstGlyph = SWAPW(trimmedArrayLookupTable->firstGlyph);
lastGlyph = firstGlyph + SWAPW(trimmedArrayLookupTable->glyphCount);
}
TrimmedArrayProcessor::~TrimmedArrayProcessor()
{
}
void TrimmedArrayProcessor::process(LEGlyphStorage &glyphStorage)
{
le_int32 glyphCount = glyphStorage.getGlyphCount();
le_int32 glyph;
for (glyph = 0; glyph < glyphCount; glyph += 1) {
LEGlyphID thisGlyph = glyphStorage[glyph];
TTGlyphID ttGlyph = (TTGlyphID) LE_GET_GLYPH(thisGlyph);
if ((ttGlyph > firstGlyph) && (ttGlyph < lastGlyph)) {
TTGlyphID newGlyph = SWAPW(trimmedArrayLookupTable->valueArray[ttGlyph - firstGlyph]);
glyphStorage[glyph] = LE_SET_GLYPH(thisGlyph, newGlyph);
}
}
}
U_NAMESPACE_END