40 lines
1014 B
C++
40 lines
1014 B
C++
/*
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* %W% %E%
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*
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* (C) Copyright IBM Corp. 2008 - All Rights Reserved
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*
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*/
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#include "LETypes.h"
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#include "OpenTypeTables.h"
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#include "GlyphSubstitutionTables.h"
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#include "LookupProcessor.h"
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#include "ExtensionSubtables.h"
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#include "GlyphIterator.h"
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#include "LESwaps.h"
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U_NAMESPACE_BEGIN
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// FIXME: should look at the format too... maybe have a sub-class for it?
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le_uint32 ExtensionSubtable::process(const LookupProcessor *lookupProcessor, le_uint16 lookupType,
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GlyphIterator *glyphIterator, const LEFontInstance *fontInstance, LEErrorCode& success) const
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{
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if (LE_FAILURE(success)) {
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return 0;
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}
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le_uint16 elt = SWAPW(extensionLookupType);
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if (elt != lookupType) {
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le_uint32 extOffset = SWAPL(extensionOffset);
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LookupSubtable *subtable = (LookupSubtable *) ((char *) this + extOffset);
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return lookupProcessor->applySubtable(subtable, elt, glyphIterator, fontInstance, success);
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}
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return 0;
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}
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U_NAMESPACE_END
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