projects / apple / icu.git / blame
| Commit | Line | Data |
|---|---|---|
| f3c0d7a5 A |
1 | /*********************************************************************** |
| 2 | * © 2016 and later: Unicode, Inc. and others. | |
| 3 | * License & terms of use: http://www.unicode.org/copyright.html#License | |
| 4 | *********************************************************************** | |
| 5 | *********************************************************************** | |
| b75a7d8f A |
6 | * COPYRIGHT: |
| 7 | * Copyright (c) 1999-2003, International Business Machines Corporation and | |
| 8 | * others. All Rights Reserved. | |
| f3c0d7a5 | 9 | ***********************************************************************/ |
| b75a7d8f A |
10 | |
| 11 | #include "unicode/translit.h" | |
| 12 | #include "unicode/normlzr.h" | |
| 13 | ||
| 0f5d89e8 A |
14 | using namespace icu; |
| 15 | ||
| b75a7d8f A |
16 | class UnaccentTransliterator : public Transliterator { |
| 17 | ||
| 18 | public: | |
| 19 | ||
| 20 | /** | |
| 21 | * Constructor | |
| 22 | */ | |
| 23 | UnaccentTransliterator(); | |
| 24 | ||
| 25 | /** | |
| 26 | * Destructor | |
| 27 | */ | |
| 28 | virtual ~UnaccentTransliterator(); | |
| 29 | ||
| 30 | protected: | |
| 31 | ||
| 32 | /** | |
| 33 | * Implement Transliterator API | |
| 34 | */ | |
| 35 | virtual void handleTransliterate(Replaceable& text, | |
| 36 | UTransPosition& index, | |
| 37 | UBool incremental) const; | |
| 38 | ||
| 39 | private: | |
| 40 | ||
| 41 | /** | |
| 42 | * Unaccent a single character using normalizer. | |
| 43 | */ | |
| 44 | UChar unaccent(UChar c) const; | |
| 45 | ||
| 46 | Normalizer normalizer; | |
| 47 | ||
| 48 | public: | |
| 49 | ||
| 50 | /** | |
| 51 | * Return the class ID for this class. This is useful only for | |
| 52 | * comparing to a return value from getDynamicClassID(). For example: | |
| 53 | * <pre> | |
| 54 | * . Base* polymorphic_pointer = createPolymorphicObject(); | |
| 55 | * . if (polymorphic_pointer->getDynamicClassID() == | |
| 56 | * . Derived::getStaticClassID()) ... | |
| 57 | * </pre> | |
| 58 | * @return The class ID for all objects of this class. | |
| 59 | * @stable ICU 2.0 | |
| 60 | */ | |
| 61 | static inline UClassID getStaticClassID(void) { return (UClassID)&fgClassID; }; | |
| 62 | ||
| 63 | /** | |
| 64 | * Returns a unique class ID <b>polymorphically</b>. This method | |
| 65 | * is to implement a simple version of RTTI, since not all C++ | |
| 66 | * compilers support genuine RTTI. Polymorphic operator==() and | |
| 67 | * clone() methods call this method. | |
| 68 | * | |
| 69 | * <p>Concrete subclasses of Transliterator that wish clients to | |
| 70 | * be able to identify them should implement getDynamicClassID() | |
| 71 | * and also a static method and data member: | |
| 72 | * | |
| 73 | * <pre> | |
| 74 | * static UClassID getStaticClassID() { return (UClassID)&fgClassID; } | |
| 75 | * static char fgClassID; | |
| 76 | * </pre> | |
| 77 | * | |
| 78 | * Subclasses that do not implement this method will have a | |
| 79 | * dynamic class ID of Transliterator::getStatisClassID(). | |
| 80 | * | |
| 81 | * @return The class ID for this object. All objects of a given | |
| 82 | * class have the same class ID. Objects of other classes have | |
| 83 | * different class IDs. | |
| 84 | * @stable ICU 2.0 | |
| 85 | */ | |
| 86 | virtual UClassID getDynamicClassID(void) const { return getStaticClassID(); }; | |
| 87 | ||
| 88 | private: | |
| 89 | ||
| 90 | /** | |
| 91 | * Class identifier for subclasses of Transliterator that do not | |
| 92 | * define their class (anonymous subclasses). | |
| 93 | */ | |
| 94 | static const char fgClassID; | |
| 95 | }; |