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 NormalizationTransliterator* clone() const override; 48 49 /** 50 * ICU "poor man's RTTI", returns a UClassID for the actual class. 51 */ 52 virtual UClassID getDynamicClassID() const override; 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 override; 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 103