scuffed-code/icu4c/source/layout/ExtensionSubtables.cpp
2002-12-30 19:53:40 +00:00

36 lines
927 B
C++

/*
* %W% %E%
*
* (C) Copyright IBM Corp. 2002 - All Rights Reserved
*
*/
#include "LETypes.h"
#include "OpenTypeTables.h"
#include "GlyphSubstitutionTables.h"
#include "LookupProcessor.h"
#include "ExtensionSubtables.h"
#include "GlyphIterator.h"
#include "LESwaps.h"
U_NAMESPACE_BEGIN
// FIXME: should look at the format too... maybe have a sub-class for it?
le_uint32 ExtensionSubtable::process(const LookupProcessor *lookupProcessor, le_uint16 lookupType,
GlyphIterator *glyphIterator, const LEFontInstance *fontInstance) const
{
le_uint16 elt = SWAPW(extensionLookupType);
if (elt != lookupType) {
le_uint32 extOffset = SWAPL(extensionOffset);
LookupSubtable *subtable = (LookupSubtable *) ((char *) this + extOffset);
return lookupProcessor->applySubtable(subtable, elt, glyphIterator, fontInstance);
}
return 0;
}
U_NAMESPACE_END