| /* |
| * @(#)LigatureSubstProc.h 1.6 00/03/15 |
| * |
| * (C) Copyright IBM Corp. 1998-2003 - All Rights Reserved |
| * |
| */ |
| |
| #ifndef __LIGATURESUBSTITUTIONPROCESSOR_H |
| #define __LIGATURESUBSTITUTIONPROCESSOR_H |
| |
| /** |
| * \file |
| * \internal |
| */ |
| |
| #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. |
| * |
| * @stable ICU 2.8 |
| */ |
| virtual inline UClassID getDynamicClassID() const { return getStaticClassID(); } |
| |
| /** |
| * ICU "poor man's RTTI", returns a UClassID for this class. |
| * |
| * @stable ICU 2.8 |
| */ |
| 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 |