icuSources/layout/GlyphSubstLookupProc.h

   1 /*
   2  * %W% %E%
   3  *
   4  * (C) Copyright IBM Corp. 1998-2003 - All Rights Reserved
   5  *
   6  */
   7
   8 #ifndef __GLYPHSUBSTITUTIONLOOKUPPROCESSOR_H
   9 #define __GLYPHSUBSTITUTIONLOOKUPPROCESSOR_H
  10
  11 /**
  12  * \file
  13  * \internal
  14  */
  15
  16 #include "LETypes.h"
  17 #include "LEGlyphFilter.h"
  18 #include "LEFontInstance.h"
  19 #include "OpenTypeTables.h"
  20 #include "Lookups.h"
  21 #include "Features.h"
  22 #include "GlyphDefinitionTables.h"
  23 #include "GlyphSubstitutionTables.h"
  24 #include "GlyphIterator.h"
  25 #include "LookupProcessor.h"
  26
  27 U_NAMESPACE_BEGIN
  28
  29 class GlyphSubstitutionLookupProcessor : public LookupProcessor
  30 {
  31 public:
  32     GlyphSubstitutionLookupProcessor(const GlyphSubstitutionTableHeader *glyphSubstitutionTableHeader,
  33         LETag scriptTag, LETag languageTag, const LEGlyphFilter *filter = NULL, const LETag *featureOrder = NULL);
  34
  35     virtual ~GlyphSubstitutionLookupProcessor();
  36
  37     virtual le_uint32 applySubtable(const LookupSubtable *lookupSubtable, le_uint16 lookupType, GlyphIterator *glyphIterator,
  38         const LEFontInstance *fontInstance) const;
  39
  40 protected:
  41     GlyphSubstitutionLookupProcessor();
  42
  43 private:
  44     const LEGlyphFilter *fFilter;
  45
  46     GlyphSubstitutionLookupProcessor(const GlyphSubstitutionLookupProcessor &other); // forbid copying of this class
  47     GlyphSubstitutionLookupProcessor &operator=(const GlyphSubstitutionLookupProcessor &other); // forbid copying of this class
  48 };
  49
  50 U_NAMESPACE_END
  51 #endif