icuSources/i18n/nortrans.h

   1 // © 2016 and later: Unicode, Inc. and others.
   2 // License & terms of use: http://www.unicode.org/copyright.html
   3 /*
   4 **********************************************************************
   5 *   Copyright (C) 2001-2010, International Business Machines
   6 *   Corporation and others.  All Rights Reserved.
   7 **********************************************************************
   8 *   Date        Name        Description
   9 *   07/03/01    aliu        Creation.
  10 **********************************************************************
  11 */
  12 #ifndef NORTRANS_H
  13 #define NORTRANS_H
  14
  15 #include "unicode/utypes.h"
  16
  17 #if !UCONFIG_NO_TRANSLITERATION
  18
  19 #include "unicode/translit.h"
  20 #include "unicode/normalizer2.h"
  21
  22 U_NAMESPACE_BEGIN
  23
  24 /**
  25  * A transliterator that performs normalization.
  26  * @author Alan Liu
  27  */
  28 class NormalizationTransliterator : public Transliterator {
  29     const Normalizer2 &fNorm2;
  30
  31  public:
  32
  33     /**
  34      * Destructor.
  35      */
  36     virtual ~NormalizationTransliterator();
  37
  38     /**
  39      * Copy constructor.
  40      */
  41     NormalizationTransliterator(const NormalizationTransliterator&);
  42
  43     /**
  44      * Transliterator API.
  45      * @return    A copy of the object.
  46      */
  47     virtual Transliterator* clone(void) const;
  48
  49     /**
  50      * ICU "poor man's RTTI", returns a UClassID for the actual class.
  51      */
  52     virtual UClassID getDynamicClassID() const;
  53
  54     /**
  55      * ICU "poor man's RTTI", returns a UClassID for this class.
  56      */
  57     U_I18N_API static UClassID U_EXPORT2 getStaticClassID();
  58
  59  protected:
  60
  61     /**
  62      * Implements {@link Transliterator#handleTransliterate}.
  63      * @param text          the buffer holding transliterated and
  64      *                      untransliterated text
  65      * @param offset        the start and limit of the text, the position
  66      *                      of the cursor, and the start and limit of transliteration.
  67      * @param incremental   if true, assume more text may be coming after
  68      *                      pos.contextLimit. Otherwise, assume the text is complete.
  69      */
  70     virtual void handleTransliterate(Replaceable& text, UTransPosition& offset,
  71                              UBool isIncremental) const;
  72  public:
  73
  74     /**
  75      * System registration hook.  Public to Transliterator only.
  76      */
  77     static void registerIDs();
  78
  79  private:
  80
  81     // Transliterator::Factory methods
  82     static Transliterator* _create(const UnicodeString& ID,
  83                                    Token context);
  84
  85     /**
  86      * Constructs a transliterator.  This method is private.
  87      * Public users must use the factory method createInstance().
  88      */
  89     NormalizationTransliterator(const UnicodeString& id, const Normalizer2 &norm2);
  90
  91 private:
  92     /**
  93      * Assignment operator.
  94      */
  95     NormalizationTransliterator& operator=(const NormalizationTransliterator&);
  96 };
  97
  98 U_NAMESPACE_END
  99
 100 #endif /* #if !UCONFIG_NO_TRANSLITERATION */
 101
 102 #endif