The Tor Browser / file comparison
comparison: intl/icu/source/common/chariter.cpp
intl/icu/source/common/chariter.cpp
- branch
- TOR_BUG_3246
- changeset 4
- fc2d59ddac77
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| -1:000000000000 | 0:232d2e11703d |
|---|---|
| 1 /* | |
| 2 ********************************************************************** | |
| 3 * Copyright (C) 1999-2011, International Business Machines | |
| 4 * Corporation and others. All Rights Reserved. | |
| 5 ********************************************************************** | |
| 6 */ | |
| 7 | |
| 8 #include "unicode/chariter.h" | |
| 9 | |
| 10 U_NAMESPACE_BEGIN | |
| 11 | |
| 12 ForwardCharacterIterator::~ForwardCharacterIterator() {} | |
| 13 ForwardCharacterIterator::ForwardCharacterIterator() | |
| 14 : UObject() | |
| 15 {} | |
| 16 ForwardCharacterIterator::ForwardCharacterIterator(const ForwardCharacterIterator &other) | |
| 17 : UObject(other) | |
| 18 {} | |
| 19 | |
| 20 | |
| 21 CharacterIterator::CharacterIterator() | |
| 22 : textLength(0), pos(0), begin(0), end(0) { | |
| 23 } | |
| 24 | |
| 25 CharacterIterator::CharacterIterator(int32_t length) | |
| 26 : textLength(length), pos(0), begin(0), end(length) { | |
| 27 if(textLength < 0) { | |
| 28 textLength = end = 0; | |
| 29 } | |
| 30 } | |
| 31 | |
| 32 CharacterIterator::CharacterIterator(int32_t length, int32_t position) | |
| 33 : textLength(length), pos(position), begin(0), end(length) { | |
| 34 if(textLength < 0) { | |
| 35 textLength = end = 0; | |
| 36 } | |
| 37 if(pos < 0) { | |
| 38 pos = 0; | |
| 39 } else if(pos > end) { | |
| 40 pos = end; | |
| 41 } | |
| 42 } | |
| 43 | |
| 44 CharacterIterator::CharacterIterator(int32_t length, int32_t textBegin, int32_t textEnd, int32_t position) | |
| 45 : textLength(length), pos(position), begin(textBegin), end(textEnd) { | |
| 46 if(textLength < 0) { | |
| 47 textLength = 0; | |
| 48 } | |
| 49 if(begin < 0) { | |
| 50 begin = 0; | |
| 51 } else if(begin > textLength) { | |
| 52 begin = textLength; | |
| 53 } | |
| 54 if(end < begin) { | |
| 55 end = begin; | |
| 56 } else if(end > textLength) { | |
| 57 end = textLength; | |
| 58 } | |
| 59 if(pos < begin) { | |
| 60 pos = begin; | |
| 61 } else if(pos > end) { | |
| 62 pos = end; | |
| 63 } | |
| 64 } | |
| 65 | |
| 66 CharacterIterator::~CharacterIterator() {} | |
| 67 | |
| 68 CharacterIterator::CharacterIterator(const CharacterIterator &that) : | |
| 69 ForwardCharacterIterator(that), | |
| 70 textLength(that.textLength), pos(that.pos), begin(that.begin), end(that.end) | |
| 71 { | |
| 72 } | |
| 73 | |
| 74 CharacterIterator & | |
| 75 CharacterIterator::operator=(const CharacterIterator &that) { | |
| 76 ForwardCharacterIterator::operator=(that); | |
| 77 textLength = that.textLength; | |
| 78 pos = that.pos; | |
| 79 begin = that.begin; | |
| 80 end = that.end; | |
| 81 return *this; | |
| 82 } | |
| 83 | |
| 84 // implementing first[32]PostInc() directly in a subclass should be faster | |
| 85 // but these implementations make subclassing a little easier | |
| 86 UChar | |
| 87 CharacterIterator::firstPostInc(void) { | |
| 88 setToStart(); | |
| 89 return nextPostInc(); | |
| 90 } | |
| 91 | |
| 92 UChar32 | |
| 93 CharacterIterator::first32PostInc(void) { | |
| 94 setToStart(); | |
| 95 return next32PostInc(); | |
| 96 } | |
| 97 | |
| 98 U_NAMESPACE_END |
