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
22U_NAMESPACE_BEGIN
23
24/**
25 * A transliterator that performs normalization.
26 * @author Alan Liu
27 */
28class 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;
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
91private:
92 /**
93 * Assignment operator.
94 */
95 NormalizationTransliterator& operator=(const NormalizationTransliterator&);
96};
97
98U_NAMESPACE_END
99
100#endif /* #if !UCONFIG_NO_TRANSLITERATION */
101
102#endif
103