name2uni.h (2699B)
1 // © 2016 and later: Unicode, Inc. and others. 2 // License & terms of use: http://www.unicode.org/copyright.html 3 /* 4 ********************************************************************** 5 * Copyright (C) 2001-2007, International Business Machines 6 * Corporation and others. All Rights Reserved. 7 ********************************************************************** 8 * Date Name Description 9 * 06/07/01 aliu Creation. 10 ********************************************************************** 11 */ 12 #ifndef NAME2UNI_H 13 #define NAME2UNI_H 14 15 #include "unicode/utypes.h" 16 17 #if !UCONFIG_NO_TRANSLITERATION 18 19 #include "unicode/translit.h" 20 #include "unicode/uniset.h" 21 22 U_NAMESPACE_BEGIN 23 24 /** 25 * A transliterator that performs name to character mapping. 26 * It recognizes the Perl syntax \N{name}. 27 * @author Alan Liu 28 */ 29 class NameUnicodeTransliterator : public Transliterator { 30 public: 31 32 /** 33 * Constructs a transliterator. 34 * @param adoptedFilter the filter for this transliterator. 35 */ 36 NameUnicodeTransliterator(UnicodeFilter* adoptedFilter = nullptr); 37 38 /** 39 * Destructor. 40 */ 41 virtual ~NameUnicodeTransliterator(); 42 43 /** 44 * Copy constructor. 45 */ 46 NameUnicodeTransliterator(const NameUnicodeTransliterator&); 47 48 /** 49 * Transliterator API. 50 * @return A copy of the object. 51 */ 52 virtual NameUnicodeTransliterator* clone() const override; 53 54 /** 55 * ICU "poor man's RTTI", returns a UClassID for the actual class. 56 */ 57 virtual UClassID getDynamicClassID() const override; 58 59 /** 60 * ICU "poor man's RTTI", returns a UClassID for this class. 61 */ 62 U_I18N_API static UClassID U_EXPORT2 getStaticClassID(); 63 64 protected: 65 66 /** 67 * Implements {@link Transliterator#handleTransliterate}. 68 * @param text the buffer holding transliterated and 69 * untransliterated text 70 * @param offset the start and limit of the text, the position 71 * of the cursor, and the start and limit of transliteration. 72 * @param incremental if true, assume more text may be coming after 73 * pos.contextLimit. Otherwise, assume the text is complete. 74 */ 75 virtual void handleTransliterate(Replaceable& text, UTransPosition& offset, 76 UBool isIncremental) const override; 77 78 /** 79 * Set of characters which occur in Unicode character names. 80 */ 81 UnicodeSet legal; 82 private: 83 /** 84 * Assignment operator. 85 */ 86 NameUnicodeTransliterator& operator=(const NameUnicodeTransliterator&); 87 }; 88 89 U_NAMESPACE_END 90 91 #endif /* #if !UCONFIG_NO_TRANSLITERATION */ 92 93 #endif