intl/icu/source/common/chariter.cpp@6474c204b198 (annotated)
intl/icu/source/common/chariter.cpp
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
| michael@0 | 1 | /* |
| michael@0 | 2 | ********************************************************************** |
| michael@0 | 3 | * Copyright (C) 1999-2011, International Business Machines |
| michael@0 | 4 | * Corporation and others. All Rights Reserved. |
| michael@0 | 5 | ********************************************************************** |
| michael@0 | 6 | */ |
| michael@0 | 7 | |
| michael@0 | 8 | #include "unicode/chariter.h" |
| michael@0 | 9 | |
| michael@0 | 10 | U_NAMESPACE_BEGIN |
| michael@0 | 11 | |
| michael@0 | 12 | ForwardCharacterIterator::~ForwardCharacterIterator() {} |
| michael@0 | 13 | ForwardCharacterIterator::ForwardCharacterIterator() |
| michael@0 | 14 | : UObject() |
| michael@0 | 15 | {} |
| michael@0 | 16 | ForwardCharacterIterator::ForwardCharacterIterator(const ForwardCharacterIterator &other) |
| michael@0 | 17 | : UObject(other) |
| michael@0 | 18 | {} |
| michael@0 | 19 | |
| michael@0 | 20 | |
| michael@0 | 21 | CharacterIterator::CharacterIterator() |
| michael@0 | 22 | : textLength(0), pos(0), begin(0), end(0) { |
| michael@0 | 23 | } |
| michael@0 | 24 | |
| michael@0 | 25 | CharacterIterator::CharacterIterator(int32_t length) |
| michael@0 | 26 | : textLength(length), pos(0), begin(0), end(length) { |
| michael@0 | 27 | if(textLength < 0) { |
| michael@0 | 28 | textLength = end = 0; |
| michael@0 | 29 | } |
| michael@0 | 30 | } |
| michael@0 | 31 | |
| michael@0 | 32 | CharacterIterator::CharacterIterator(int32_t length, int32_t position) |
| michael@0 | 33 | : textLength(length), pos(position), begin(0), end(length) { |
| michael@0 | 34 | if(textLength < 0) { |
| michael@0 | 35 | textLength = end = 0; |
| michael@0 | 36 | } |
| michael@0 | 37 | if(pos < 0) { |
| michael@0 | 38 | pos = 0; |
| michael@0 | 39 | } else if(pos > end) { |
| michael@0 | 40 | pos = end; |
| michael@0 | 41 | } |
| michael@0 | 42 | } |
| michael@0 | 43 | |
| michael@0 | 44 | CharacterIterator::CharacterIterator(int32_t length, int32_t textBegin, int32_t textEnd, int32_t position) |
| michael@0 | 45 | : textLength(length), pos(position), begin(textBegin), end(textEnd) { |
| michael@0 | 46 | if(textLength < 0) { |
| michael@0 | 47 | textLength = 0; |
| michael@0 | 48 | } |
| michael@0 | 49 | if(begin < 0) { |
| michael@0 | 50 | begin = 0; |
| michael@0 | 51 | } else if(begin > textLength) { |
| michael@0 | 52 | begin = textLength; |
| michael@0 | 53 | } |
| michael@0 | 54 | if(end < begin) { |
| michael@0 | 55 | end = begin; |
| michael@0 | 56 | } else if(end > textLength) { |
| michael@0 | 57 | end = textLength; |
| michael@0 | 58 | } |
| michael@0 | 59 | if(pos < begin) { |
| michael@0 | 60 | pos = begin; |
| michael@0 | 61 | } else if(pos > end) { |
| michael@0 | 62 | pos = end; |
| michael@0 | 63 | } |
| michael@0 | 64 | } |
| michael@0 | 65 | |
| michael@0 | 66 | CharacterIterator::~CharacterIterator() {} |
| michael@0 | 67 | |
| michael@0 | 68 | CharacterIterator::CharacterIterator(const CharacterIterator &that) : |
| michael@0 | 69 | ForwardCharacterIterator(that), |
| michael@0 | 70 | textLength(that.textLength), pos(that.pos), begin(that.begin), end(that.end) |
| michael@0 | 71 | { |
| michael@0 | 72 | } |
| michael@0 | 73 | |
| michael@0 | 74 | CharacterIterator & |
| michael@0 | 75 | CharacterIterator::operator=(const CharacterIterator &that) { |
| michael@0 | 76 | ForwardCharacterIterator::operator=(that); |
| michael@0 | 77 | textLength = that.textLength; |
| michael@0 | 78 | pos = that.pos; |
| michael@0 | 79 | begin = that.begin; |
| michael@0 | 80 | end = that.end; |
| michael@0 | 81 | return *this; |
| michael@0 | 82 | } |
| michael@0 | 83 | |
| michael@0 | 84 | // implementing first[32]PostInc() directly in a subclass should be faster |
| michael@0 | 85 | // but these implementations make subclassing a little easier |
| michael@0 | 86 | UChar |
| michael@0 | 87 | CharacterIterator::firstPostInc(void) { |
| michael@0 | 88 | setToStart(); |
| michael@0 | 89 | return nextPostInc(); |
| michael@0 | 90 | } |
| michael@0 | 91 | |
| michael@0 | 92 | UChar32 |
| michael@0 | 93 | CharacterIterator::first32PostInc(void) { |
| michael@0 | 94 | setToStart(); |
| michael@0 | 95 | return next32PostInc(); |
| michael@0 | 96 | } |
| michael@0 | 97 | |
| michael@0 | 98 | U_NAMESPACE_END |
