75 lines
1.8 KiB
C++
75 lines
1.8 KiB
C++
// Copyright (C) 2016 and later: Unicode, Inc. and others.
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// License & terms of use: http://www.unicode.org/copyright.html
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/*
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*
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* (C) Copyright IBM Corp. and others 1998-2014 - All Rights Reserved
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*
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*/
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#ifndef __LIGATURESUBSTITUTIONPROCESSOR2_H
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#define __LIGATURESUBSTITUTIONPROCESSOR2_H
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/**
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* \file
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* \internal
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*/
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#include "LETypes.h"
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#include "MorphTables.h"
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#include "SubtableProcessor2.h"
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#include "StateTableProcessor2.h"
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#include "LigatureSubstitution.h"
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U_NAMESPACE_BEGIN
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class LEGlyphStorage;
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#define nComponents 16
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class LigatureSubstitutionProcessor2 : public StateTableProcessor2
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{
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public:
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virtual void beginStateTable();
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virtual le_uint16 processStateEntry(LEGlyphStorage &glyphStorage, le_int32 &currGlyph,
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EntryTableIndex2 index, LEErrorCode &success);
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virtual void endStateTable();
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LigatureSubstitutionProcessor2(const LEReferenceTo<MorphSubtableHeader2> &morphSubtableHeader, LEErrorCode &success);
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virtual ~LigatureSubstitutionProcessor2();
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/**
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* ICU "poor man's RTTI", returns a UClassID for the actual class.
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*
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* @deprecated ICU 54. See {@link icu::LayoutEngine}
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*/
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virtual UClassID getDynamicClassID() const;
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/**
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* ICU "poor man's RTTI", returns a UClassID for this class.
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*
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* @deprecated ICU 54. See {@link icu::LayoutEngine}
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*/
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static UClassID getStaticClassID();
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private:
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LigatureSubstitutionProcessor2();
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protected:
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le_uint32 ligActionOffset;
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le_uint32 componentOffset;
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le_uint32 ligatureOffset;
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LEReferenceToArrayOf<LigatureSubstitutionStateEntry2> entryTable;
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le_int32 componentStack[nComponents];
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le_int16 m;
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const LEReferenceTo<LigatureSubstitutionHeader2> ligatureSubstitutionHeader;
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};
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U_NAMESPACE_END
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#endif
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