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ContextualGlyphSubstitutionProcessor.h

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00001 /*
00002  * @(#)ContextualGlyphSubstitutionProcessor.h   1.6 00/03/15
00003  *
00004  * (C) Copyright IBM Corp. 1998, 1999, 2000 - All Rights Reserved
00005  *
00006  */
00007 
00008 #ifndef __CONTEXTUALGLYPHSUBSTITUTIONPROCESSOR_H
00009 #define __CONTEXTUALGLYPHSUBSTITUTIONPROCESSOR_H
00010 
00011 #include "LETypes.h"
00012 #include "MorphTables.h"
00013 #include "SubtableProcessor.h"
00014 #include "StateTableProcessor.h"
00015 #include "ContextualGlyphSubstitution.h"
00016 
00017 class ContextualGlyphSubstitutionProcessor : public StateTableProcessor
00018 {
00019 public:
00020     virtual void beginStateTable();
00021 
00022     virtual ByteOffset processStateEntry(LEGlyphID *glyphs, le_int32 *charIndices, le_int32 &currGlyph,
00023         le_int32 glyphCount, EntryTableIndex index);
00024 
00025     virtual void endStateTable();
00026 
00027     ContextualGlyphSubstitutionProcessor(MorphSubtableHeader *morphSubtableHeader);
00028     virtual ~ContextualGlyphSubstitutionProcessor();
00029 
00030 private:
00031     ContextualGlyphSubstitutionProcessor();
00032 
00033 protected:
00034     ByteOffset substitutionTableOffset;
00035     ContextualGlyphSubstitutionStateEntry *entryTable;
00036 
00037     le_int32 markGlyph;
00038 
00039     ContextualGlyphSubstitutionHeader *contextualGlyphSubstitutionHeader;
00040 };
00041 
00042 #endif

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