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 
getLastCodePoint()79 		inline UChar32 getLastCodePoint()
80 		{
81 			return this->lastCodePoint;
82 		}
83 
84 	private:
85 		UText *fText;
86 		UChar32 lastCodePoint;
87 		mutable CharacterIterator *fCharIter;
88 
clearCurrentCharIter()89 		inline void clearCurrentCharIter()
90 		{
91 			delete this->fCharIter;
92 			this->fCharIter = NULL;
93 			this->lastCodePoint = U_SENTINEL;
94 		}
95 	};
96 }
97 
98 #endif
99