intl/icu/source/i18n/remtrans.cpp@b8a032363ba2 (annotated)
intl/icu/source/i18n/remtrans.cpp
Thu, 22 Jan 2015 13:21:57 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Thu, 22 Jan 2015 13:21:57 +0100
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
- permissions
- -rw-r--r--
Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6
| michael@0 | 1 | /* |
| michael@0 | 2 | ********************************************************************** |
| michael@0 | 3 | * Copyright (c) 2001-2011, International Business Machines |
| michael@0 | 4 | * Corporation and others. All Rights Reserved. |
| michael@0 | 5 | ********************************************************************** |
| michael@0 | 6 | * Date Name Description |
| michael@0 | 7 | * 04/02/2001 aliu Creation. |
| michael@0 | 8 | ********************************************************************** |
| michael@0 | 9 | */ |
| michael@0 | 10 | |
| michael@0 | 11 | #include "unicode/utypes.h" |
| michael@0 | 12 | |
| michael@0 | 13 | #if !UCONFIG_NO_TRANSLITERATION |
| michael@0 | 14 | |
| michael@0 | 15 | #include "remtrans.h" |
| michael@0 | 16 | #include "unicode/unifilt.h" |
| michael@0 | 17 | |
| michael@0 | 18 | static const UChar CURR_ID[] = {65, 110, 121, 45, 0x52, 0x65, 0x6D, 0x6F, 0x76, 0x65, 0x00}; /* "Any-Remove" */ |
| michael@0 | 19 | |
| michael@0 | 20 | U_NAMESPACE_BEGIN |
| michael@0 | 21 | |
| michael@0 | 22 | UOBJECT_DEFINE_RTTI_IMPLEMENTATION(RemoveTransliterator) |
| michael@0 | 23 | |
| michael@0 | 24 | /** |
| michael@0 | 25 | * Factory method |
| michael@0 | 26 | */ |
| michael@0 | 27 | static Transliterator* RemoveTransliterator_create(const UnicodeString& /*ID*/, |
| michael@0 | 28 | Transliterator::Token /*context*/) { |
| michael@0 | 29 | /* We don't need the ID or context. We just remove data */ |
| michael@0 | 30 | return new RemoveTransliterator(); |
| michael@0 | 31 | } |
| michael@0 | 32 | |
| michael@0 | 33 | /** |
| michael@0 | 34 | * System registration hook. |
| michael@0 | 35 | */ |
| michael@0 | 36 | void RemoveTransliterator::registerIDs() { |
| michael@0 | 37 | |
| michael@0 | 38 | Transliterator::_registerFactory(UnicodeString(TRUE, ::CURR_ID, -1), |
| michael@0 | 39 | RemoveTransliterator_create, integerToken(0)); |
| michael@0 | 40 | |
| michael@0 | 41 | Transliterator::_registerSpecialInverse(UNICODE_STRING_SIMPLE("Remove"), |
| michael@0 | 42 | UNICODE_STRING_SIMPLE("Null"), FALSE); |
| michael@0 | 43 | } |
| michael@0 | 44 | |
| michael@0 | 45 | RemoveTransliterator::RemoveTransliterator() : Transliterator(UnicodeString(TRUE, ::CURR_ID, -1), 0) {} |
| michael@0 | 46 | |
| michael@0 | 47 | RemoveTransliterator::~RemoveTransliterator() {} |
| michael@0 | 48 | |
| michael@0 | 49 | Transliterator* RemoveTransliterator::clone(void) const { |
| michael@0 | 50 | Transliterator* result = new RemoveTransliterator(); |
| michael@0 | 51 | if (result != NULL && getFilter() != 0) { |
| michael@0 | 52 | result->adoptFilter((UnicodeFilter*)(getFilter()->clone())); |
| michael@0 | 53 | } |
| michael@0 | 54 | return result; |
| michael@0 | 55 | } |
| michael@0 | 56 | |
| michael@0 | 57 | void RemoveTransliterator::handleTransliterate(Replaceable& text, UTransPosition& index, |
| michael@0 | 58 | UBool /*isIncremental*/) const { |
| michael@0 | 59 | // Our caller (filteredTransliterate) has already narrowed us |
| michael@0 | 60 | // to an unfiltered run. Delete it. |
| michael@0 | 61 | UnicodeString empty; |
| michael@0 | 62 | text.handleReplaceBetween(index.start, index.limit, empty); |
| michael@0 | 63 | int32_t len = index.limit - index.start; |
| michael@0 | 64 | index.contextLimit -= len; |
| michael@0 | 65 | index.limit -= len; |
| michael@0 | 66 | } |
| michael@0 | 67 | U_NAMESPACE_END |
| michael@0 | 68 | |
| michael@0 | 69 | #endif /* #if !UCONFIG_NO_TRANSLITERATION */ |
