1/*
2**********************************************************************
3*   Copyright (C) 2001-2007, International Business Machines
4*   Corporation and others.  All Rights Reserved.
5**********************************************************************
6*   Date        Name        Description
7*   07/03/01    aliu        Creation.
8**********************************************************************
9*/
10#ifndef NORTRANS_H
11#define NORTRANS_H
12
13#include "unicode/utypes.h"
14
15#if !UCONFIG_NO_TRANSLITERATION
16
17#include "unicode/translit.h"
18#include "unicode/normlzr.h"
19
20U_NAMESPACE_BEGIN
21
22/**
23 * A transliterator that performs normalization.
24 * @author Alan Liu
25 */
26class NormalizationTransliterator : public Transliterator {
27
28    /**
29     * The normalization mode of this transliterator.
30     */
31    UNormalizationMode fMode;
32
33    /**
34     * Normalization options for this transliterator.
35     */
36    int32_t options;
37
38 public:
39
40    /**
41     * Destructor.
42     */
43    virtual ~NormalizationTransliterator();
44
45    /**
46     * Copy constructor.
47     */
48    NormalizationTransliterator(const NormalizationTransliterator&);
49
50    /**
51     * Transliterator API.
52     * @return    A copy of the object.
53     */
54    virtual Transliterator* clone(void) const;
55
56    /**
57     * ICU "poor man's RTTI", returns a UClassID for the actual class.
58     */
59    virtual UClassID getDynamicClassID() const;
60
61    /**
62     * ICU "poor man's RTTI", returns a UClassID for this class.
63     */
64    U_I18N_API static UClassID U_EXPORT2 getStaticClassID();
65
66 protected:
67
68    /**
69     * Implements {@link Transliterator#handleTransliterate}.
70     * @param text          the buffer holding transliterated and
71     *                      untransliterated text
72     * @param offset        the start and limit of the text, the position
73     *                      of the cursor, and the start and limit of transliteration.
74     * @param incremental   if true, assume more text may be coming after
75     *                      pos.contextLimit. Otherwise, assume the text is complete.
76     */
77    virtual void handleTransliterate(Replaceable& text, UTransPosition& offset,
78                             UBool isIncremental) const;
79 public:
80
81    /**
82     * System registration hook.  Public to Transliterator only.
83     */
84    static void registerIDs();
85
86 private:
87
88    // Transliterator::Factory methods
89    static Transliterator* _create(const UnicodeString& ID,
90                                   Token context);
91
92    /**
93     * Constructs a transliterator.  This method is private.
94     * Public users must use the factory method createInstance().
95     */
96    NormalizationTransliterator(const UnicodeString& id,
97                                UNormalizationMode mode, int32_t opt);
98
99private:
100    /**
101     * Assignment operator.
102     */
103    NormalizationTransliterator& operator=(const NormalizationTransliterator&);
104};
105
106U_NAMESPACE_END
107
108#endif /* #if !UCONFIG_NO_TRANSLITERATION */
109
110#endif
111