source/layout/GlyphPosnLookupProc.h

// Copyright (C) 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
/*
 * (C) Copyright IBM Corp. 1998-2013 - All Rights Reserved
 *
 */

#ifndef __GLYPHPOSITIONINGLOOKUPPROCESSOR_H
#define __GLYPHPOSITIONINGLOOKUPPROCESSOR_H

/**
 * \file
 * \internal
 */

#include "LETypes.h"
#include "LEFontInstance.h"
#include "OpenTypeTables.h"
#include "Lookups.h"
#include "ICUFeatures.h"
#include "GlyphDefinitionTables.h"
#include "GlyphPositioningTables.h"
#include "GlyphIterator.h"
#include "LookupProcessor.h"

U_NAMESPACE_BEGIN

class GlyphPositioningLookupProcessor : public LookupProcessor
{
public:
    GlyphPositioningLookupProcessor(const LEReferenceTo<GlyphPositioningTableHeader> &glyphPositioningTableHeader,
        LETag scriptTag, 
        LETag languageTag, 
        const FeatureMap *featureMap, 
        le_int32 featureMapCount, 
        le_bool featureOrder,
        LEErrorCode& success);

    virtual ~GlyphPositioningLookupProcessor();

    virtual le_uint32 applySubtable(const LEReferenceTo<LookupSubtable> &lookupSubtable, le_uint16 lookupType, GlyphIterator *glyphIterator,
        const LEFontInstance *fontInstance, LEErrorCode& success) const;

protected:
    GlyphPositioningLookupProcessor();

private:

    GlyphPositioningLookupProcessor(const GlyphPositioningLookupProcessor &other); // forbid copying of this class
    GlyphPositioningLookupProcessor &operator=(const GlyphPositioningLookupProcessor &other); // forbid copying of this class
};

U_NAMESPACE_END
#endif