1 /* 2 * 3 * (C) Copyright IBM Corp. and others 1998-2013 - All Rights Reserved 4 * 5 */ 6 7 #ifndef __CONTEXTUALGLYPHSUBSTITUTIONPROCESSOR2_H 8 #define __CONTEXTUALGLYPHSUBSTITUTIONPROCESSOR2_H 9 10 /** 11 * \file 12 * \internal 13 */ 14 15 #include "LETypes.h" 16 #include "MorphTables.h" 17 #include "SubtableProcessor2.h" 18 #include "StateTableProcessor2.h" 19 #include "ContextualGlyphSubstitution.h" 20 21 U_NAMESPACE_BEGIN 22 23 class LEGlyphStorage; 24 25 class ContextualGlyphSubstitutionProcessor2 : public StateTableProcessor2 26 { 27 public: 28 virtual void beginStateTable(); 29 30 virtual le_uint16 processStateEntry(LEGlyphStorage &glyphStorage, le_int32 &currGlyph, EntryTableIndex2 index); 31 32 virtual void endStateTable(); 33 34 ContextualGlyphSubstitutionProcessor2(const MorphSubtableHeader2 *morphSubtableHeader); 35 virtual ~ContextualGlyphSubstitutionProcessor2(); 36 37 /** 38 * ICU "poor man's RTTI", returns a UClassID for the actual class. 39 * 40 * @stable ICU 2.8 41 */ 42 virtual UClassID getDynamicClassID() const; 43 44 /** 45 * ICU "poor man's RTTI", returns a UClassID for this class. 46 * 47 * @stable ICU 2.8 48 */ 49 static UClassID getStaticClassID(); 50 51 private: 52 ContextualGlyphSubstitutionProcessor2(); 53 TTGlyphID lookup(le_uint32 offset, LEGlyphID gid); 54 55 protected: 56 const le_uint32* perGlyphTable; 57 const ContextualGlyphStateEntry2 *entryTable; 58 59 le_int16 perGlyphTableFormat; 60 le_int32 markGlyph; 61 62 const ContextualGlyphHeader2 *contextualGlyphHeader; 63 64 }; 65 66 U_NAMESPACE_END 67 #endif 68
