1 /*
2 +----------------------------------------------------------------------+
3 | PHP Version 7 |
4 +----------------------------------------------------------------------+
5 | This source file is subject to version 3.01 of the PHP license, |
6 | that is bundled with this package in the file LICENSE, and is |
7 | available through the world-wide-web at the following url: |
8 | http://www.php.net/license/3_01.txt |
9 | If you did not receive a copy of the PHP license and are unable to |
10 | obtain it through the world-wide-web, please send a note to |
11 | license@php.net so we can mail you a copy immediately. |
12 +----------------------------------------------------------------------+
13 | Authors: Gustavo Lopes <cataphract@php.net> |
14 +----------------------------------------------------------------------+
15 */
16
17 #ifndef CODEPOINTITERATOR_INTERNAL_H
18 #define CODEPOINTITERATOR_INTERNAL_H
19
20 #include <unicode/brkiter.h>
21
22 using U_ICU_NAMESPACE::BreakIterator;
23
24 namespace PHP {
25
26 class CodePointBreakIterator : public BreakIterator {
27
28 public:
29 static UClassID getStaticClassID();
30
31 CodePointBreakIterator();
32
33 CodePointBreakIterator(const CodePointBreakIterator &other);
34
35 CodePointBreakIterator& operator=(const CodePointBreakIterator& that);
36
37 virtual ~CodePointBreakIterator();
38
39 virtual UBool operator==(const BreakIterator& that) const;
40
41 virtual CodePointBreakIterator* clone(void) const;
42
43 virtual UClassID getDynamicClassID(void) const;
44
45 virtual CharacterIterator& getText(void) const;
46
47 virtual UText *getUText(UText *fillIn, UErrorCode &status) const;
48
49 virtual void setText(const UnicodeString &text);
50
51 virtual void setText(UText *text, UErrorCode &status);
52
53 virtual void adoptText(CharacterIterator* it);
54
55 virtual int32_t first(void);
56
57 virtual int32_t last(void);
58
59 virtual int32_t previous(void);
60
61 virtual int32_t next(void);
62
63 virtual int32_t current(void) const;
64
65 virtual int32_t following(int32_t offset);
66
67 virtual int32_t preceding(int32_t offset);
68
69 virtual UBool isBoundary(int32_t offset);
70
71 virtual int32_t next(int32_t n);
72
73 virtual CodePointBreakIterator *createBufferClone(void *stackBuffer,
74 int32_t &BufferSize,
75 UErrorCode &status);
76
77 virtual CodePointBreakIterator &refreshInputText(UText *input, UErrorCode &status);
78
79 inline UChar32 getLastCodePoint()
80 {
81 return this->lastCodePoint;
82 }
83
84 private:
85 UText *fText;
86 UChar32 lastCodePoint;
87 mutable CharacterIterator *fCharIter;
88
89 inline void clearCurrentCharIter()
90 {
91 delete this->fCharIter;
92 this->fCharIter = NULL;
93 this->lastCodePoint = U_SENTINEL;
94 }
95 };
96 }
97
98 #endif