/* * @(#)LigatureSubstProc.h 1.6 00/03/15 * * (C) Copyright IBM Corp. 1998, 1999, 2000, 2001 - All Rights Reserved * */ #ifndef __LIGATURESUBSTITUTIONPROCESSOR_H #define __LIGATURESUBSTITUTIONPROCESSOR_H #include "LETypes.h" #include "MorphTables.h" #include "SubtableProcessor.h" #include "StateTableProcessor.h" #include "LigatureSubstitution.h" U_NAMESPACE_BEGIN #define nComponents 16 class LigatureSubstitutionProcessor : public StateTableProcessor { public: virtual void beginStateTable(); virtual ByteOffset processStateEntry(LEGlyphID *glyphs, le_int32 *charIndices, le_int32 &currGlyph, le_int32 glyphCount, EntryTableIndex index); virtual void endStateTable(); LigatureSubstitutionProcessor(const MorphSubtableHeader *morphSubtableHeader); virtual ~LigatureSubstitutionProcessor(); /** * ICU "poor man's RTTI", returns a UClassID for the actual class. * * @draft ICU 2.2 */ virtual inline UClassID getDynamicClassID() const { return getStaticClassID(); } /** * ICU "poor man's RTTI", returns a UClassID for this class. * * @draft ICU 2.2 */ static inline UClassID getStaticClassID() { return (UClassID)&fgClassID; } private: LigatureSubstitutionProcessor(); protected: ByteOffset ligatureActionTableOffset; ByteOffset componentTableOffset; ByteOffset ligatureTableOffset; const LigatureSubstitutionStateEntry *entryTable; le_int32 componentStack[nComponents]; le_int16 m; const LigatureSubstitutionHeader *ligatureSubstitutionHeader; private: /** * The address of this static class variable serves as this class's ID * for ICU "poor man's RTTI". */ static const char fgClassID; }; U_NAMESPACE_END #endif