i18npool/source/transliteration/fullwidthToHalfwidth.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20
  21 // prevent internal compiler error with MSVC6SP3
  22 #include <utility>
  23
  24 #include <i18nutil/widthfolding.hxx>
  25 #define TRANSLITERATION_fullwidthToHalfwidth
  26 #define TRANSLITERATION_fullwidthKatakanaToHalfwidthKatakana
  27 #define TRANSLITERATION_fullwidthToHalfwidthLikeASC
  28 #include <transliteration_OneToOne.hxx>
  29
  30 using namespace com::sun::star::uno;
  31 using namespace com::sun::star::lang;
  32
  33
  34 namespace com { namespace sun { namespace star { namespace i18n {
  35
  36 fullwidthToHalfwidth::fullwidthToHalfwidth()
  37 {
  38     func = (TransFunc) 0;
  39     table = &widthfolding::getfull2halfTable();
  40     transliterationName = "fullwidthToHalfwidth";
  41     implementationName = "com.sun.star.i18n.Transliteration.FULLWIDTH_HALFWIDTH";
  42 }
  43
  44 /**
  45  * Transliterate fullwidth to halfwidth.
  46  * The output is a reference of OUString. You MUST delete this object when you do not need to use it any more
  47  * The output string contains a transliterated string only, not whole string.
  48  */
  49 OUString SAL_CALL
  50 fullwidthToHalfwidth::transliterate( const OUString& inStr, sal_Int32 startPos, sal_Int32 nCount, Sequence< sal_Int32 >& offset )
  51   throw(RuntimeException)
  52 {
  53     // Decomposition: GA --> KA + voice-mark
  54     const OUString& newStr = widthfolding::decompose_ja_voiced_sound_marks (inStr, startPos, nCount, offset, useOffset);
  55
  56     // One to One mapping
  57     useOffset = sal_False;
  58     const OUString &tmp = transliteration_OneToOne::transliterate( newStr, 0, newStr.getLength(), offset);
  59     useOffset = sal_True;
  60     return tmp;
  61 }
  62
  63 sal_Unicode SAL_CALL
  64 fullwidthToHalfwidth::transliterateChar2Char( sal_Unicode inChar)
  65   throw(RuntimeException, MultipleCharsOutputException)
  66 {
  67     sal_Unicode newChar = widthfolding::decompose_ja_voiced_sound_marksChar2Char (inChar);
  68     if (newChar == 0xFFFF)
  69         throw MultipleCharsOutputException();
  70     return transliteration_OneToOne::transliterateChar2Char(inChar);
  71 }
  72
  73 fullwidthKatakanaToHalfwidthKatakana::fullwidthKatakanaToHalfwidthKatakana()
  74 {
  75     func = (TransFunc) 0;
  76     table = &widthfolding::getfullKana2halfKanaTable();
  77     transliterationName = "fullwidthKatakanaToHalfwidthKatakana";
  78     implementationName = "com.sun.star.i18n.Transliteration.FULLWIDTHKATAKANA_HALFWIDTHKATAKANA";
  79 }
  80
  81 /**
  82  * Transliterate fullwidth katakana to halfwidth katakana.
  83  */
  84 OUString SAL_CALL
  85 fullwidthKatakanaToHalfwidthKatakana::transliterate( const OUString& inStr, sal_Int32 startPos, sal_Int32 nCount, Sequence< sal_Int32 >& offset )
  86   throw(RuntimeException)
  87 {
  88     // Decomposition: GA --> KA + voice-mark
  89     const OUString& newStr = widthfolding::decompose_ja_voiced_sound_marks (inStr, startPos, nCount, offset, useOffset);
  90
  91     // One to One mapping
  92     useOffset = sal_False;
  93     const OUString &tmp = transliteration_OneToOne::transliterate( newStr, 0, newStr.getLength(), offset);
  94     useOffset = sal_True;
  95     return tmp;
  96 }
  97
  98 sal_Unicode SAL_CALL
  99 fullwidthKatakanaToHalfwidthKatakana::transliterateChar2Char( sal_Unicode inChar )
 100   throw(RuntimeException, MultipleCharsOutputException)
 101 {
 102     sal_Unicode newChar = widthfolding::decompose_ja_voiced_sound_marksChar2Char (inChar);
 103     if (newChar == 0xFFFF)
 104         throw MultipleCharsOutputException();
 105     return transliteration_OneToOne::transliterateChar2Char(inChar);
 106 }
 107
 108 fullwidthToHalfwidthLikeASC::fullwidthToHalfwidthLikeASC()
 109 {
 110     func = (TransFunc) 0;
 111     table = &widthfolding::getfull2halfTableForASC();
 112     transliterationName = "fullwidthToHalfwidthLikeASC";
 113     implementationName = "com.sun.star.i18n.Transliteration.FULLWIDTH_HALFWIDTH_LIKE_ASC";
 114 }
 115
 116 /**
 117  * Transliterate fullwidth to halfwidth like Excel's ASC function.
 118  */
 119 OUString SAL_CALL
 120 fullwidthToHalfwidthLikeASC::transliterate( const OUString& inStr, sal_Int32 startPos, sal_Int32 nCount, Sequence< sal_Int32 >& offset )
 121   throw(RuntimeException)
 122 {
 123     // Decomposition: GA --> KA + voice-mark
 124     const OUString& newStr = widthfolding::decompose_ja_voiced_sound_marks (inStr, startPos, nCount, offset, useOffset);
 125
 126     // One to One mapping
 127     useOffset = sal_False;
 128     const OUString &tmp = transliteration_OneToOne::transliterate( newStr, 0, newStr.getLength(), offset);
 129     useOffset = sal_True;
 130
 131     return tmp;
 132 }
 133
 134 sal_Unicode SAL_CALL
 135 fullwidthToHalfwidthLikeASC::transliterateChar2Char( sal_Unicode inChar )
 136   throw(RuntimeException, MultipleCharsOutputException)
 137 {
 138     sal_Unicode newChar = widthfolding::decompose_ja_voiced_sound_marksChar2Char (inChar);
 139     if (newChar == 0xFFFF)
 140         throw MultipleCharsOutputException();
 141     return transliteration_OneToOne::transliterateChar2Char(inChar);
 142 }
 143
 144 } } } }
 145
 146 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */