intl/icu/source/i18n/funcrepl.h@fc2d59ddac77
intl/icu/source/i18n/funcrepl.h
Wed, 31 Dec 2014 07:22:50 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 07:22:50 +0100
- branch
- TOR_BUG_3246
- changeset 4
- fc2d59ddac77
- permissions
- -rw-r--r--
Correct previous dual key logic pending first delivery installment.
1 /*
2 **********************************************************************
3 * Copyright (c) 2002-2011, International Business Machines Corporation
4 * and others. All Rights Reserved.
5 **********************************************************************
6 * Date Name Description
7 * 02/04/2002 aliu Creation.
8 **********************************************************************
9 */
11 #ifndef FUNCREPL_H
12 #define FUNCREPL_H
14 #include "unicode/utypes.h"
16 #if !UCONFIG_NO_TRANSLITERATION
18 #include "unicode/unifunct.h"
19 #include "unicode/unirepl.h"
21 U_NAMESPACE_BEGIN
23 class Transliterator;
25 /**
26 * A replacer that calls a transliterator to generate its output text.
27 * The input text to the transliterator is the output of another
28 * UnicodeReplacer object. That is, this replacer wraps another
29 * replacer with a transliterator.
30 *
31 * @author Alan Liu
32 */
33 class FunctionReplacer : public UnicodeFunctor, public UnicodeReplacer {
35 private:
37 /**
38 * The transliterator. Must not be null. OWNED.
39 */
40 Transliterator* translit;
42 /**
43 * The replacer object. This generates text that is then
44 * processed by 'translit'. Must not be null. OWNED.
45 */
46 UnicodeFunctor* replacer;
48 public:
50 /**
51 * Construct a replacer that takes the output of the given
52 * replacer, passes it through the given transliterator, and emits
53 * the result as output.
54 */
55 FunctionReplacer(Transliterator* adoptedTranslit,
56 UnicodeFunctor* adoptedReplacer);
58 /**
59 * Copy constructor.
60 */
61 FunctionReplacer(const FunctionReplacer& other);
63 /**
64 * Destructor
65 */
66 virtual ~FunctionReplacer();
68 /**
69 * Implement UnicodeFunctor
70 */
71 virtual UnicodeFunctor* clone() const;
73 /**
74 * UnicodeFunctor API. Cast 'this' to a UnicodeReplacer* pointer
75 * and return the pointer.
76 */
77 virtual UnicodeReplacer* toReplacer() const;
79 /**
80 * UnicodeReplacer API
81 */
82 virtual int32_t replace(Replaceable& text,
83 int32_t start,
84 int32_t limit,
85 int32_t& cursor);
87 /**
88 * UnicodeReplacer API
89 */
90 virtual UnicodeString& toReplacerPattern(UnicodeString& rule,
91 UBool escapeUnprintable) const;
93 /**
94 * Implement UnicodeReplacer
95 */
96 virtual void addReplacementSetTo(UnicodeSet& toUnionTo) const;
98 /**
99 * UnicodeFunctor API
100 */
101 virtual void setData(const TransliterationRuleData*);
103 /**
104 * ICU "poor man's RTTI", returns a UClassID for the actual class.
105 */
106 virtual UClassID getDynamicClassID() const;
108 /**
109 * ICU "poor man's RTTI", returns a UClassID for this class.
110 */
111 static UClassID U_EXPORT2 getStaticClassID();
112 };
114 U_NAMESPACE_END
116 #endif /* #if !UCONFIG_NO_TRANSLITERATION */
117 #endif
119 //eof
