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 #include <i18nutil/widthfolding.hxx>
  21
  22 #include <transliteration_OneToOne.hxx>
  23
  24 using namespace com::sun::star::uno;
  25 using namespace com::sun::star::lang;
  26
  27 namespace com { namespace sun { namespace star { namespace i18n {
  28
  29 fullwidthToHalfwidth::fullwidthToHalfwidth()
  30 {
  31     func = (TransFunc) 0;
  32     table = &widthfolding::getfull2halfTable();
  33     transliterationName = "fullwidthToHalfwidth";
  34     implementationName = "com.sun.star.i18n.Transliteration.FULLWIDTH_HALFWIDTH";
  35 }
  36
  37 /**
  38  * Transliterate fullwidth to halfwidth.
  39  * The output is a reference of OUString. You MUST delete this object when you do not need to use it any more
  40  * The output string contains a transliterated string only, not whole string.
  41  */
  42 OUString SAL_CALL
  43 fullwidthToHalfwidth::transliterate( const OUString& inStr, sal_Int32 startPos, sal_Int32 nCount, Sequence< sal_Int32 >& offset )
  44   throw(RuntimeException, std::exception)
  45 {
  46     // Decomposition: GA --> KA + voice-mark
  47     const OUString& newStr = widthfolding::decompose_ja_voiced_sound_marks (inStr, startPos, nCount, offset, useOffset);
  48
  49     // One to One mapping
  50     useOffset = false;
  51     const OUString &tmp = transliteration_OneToOne::transliterate( newStr, 0, newStr.getLength(), offset);
  52     useOffset = true;
  53     return tmp;
  54 }
  55
  56 sal_Unicode SAL_CALL
  57 fullwidthToHalfwidth::transliterateChar2Char( sal_Unicode inChar)
  58   throw(RuntimeException, MultipleCharsOutputException, std::exception)
  59 {
  60     sal_Unicode newChar = widthfolding::decompose_ja_voiced_sound_marksChar2Char (inChar);
  61     if (newChar == 0xFFFF)
  62         throw MultipleCharsOutputException();
  63     return transliteration_OneToOne::transliterateChar2Char(inChar);
  64 }
  65
  66 fullwidthKatakanaToHalfwidthKatakana::fullwidthKatakanaToHalfwidthKatakana()
  67 {
  68     func = (TransFunc) 0;
  69     table = &widthfolding::getfullKana2halfKanaTable();
  70     transliterationName = "fullwidthKatakanaToHalfwidthKatakana";
  71     implementationName = "com.sun.star.i18n.Transliteration.FULLWIDTHKATAKANA_HALFWIDTHKATAKANA";
  72 }
  73
  74 /**
  75  * Transliterate fullwidth katakana to halfwidth katakana.
  76  */
  77 OUString SAL_CALL
  78 fullwidthKatakanaToHalfwidthKatakana::transliterate( const OUString& inStr, sal_Int32 startPos, sal_Int32 nCount, Sequence< sal_Int32 >& offset )
  79   throw(RuntimeException, std::exception)
  80 {
  81     // Decomposition: GA --> KA + voice-mark
  82     const OUString& newStr = widthfolding::decompose_ja_voiced_sound_marks (inStr, startPos, nCount, offset, useOffset);
  83
  84     // One to One mapping
  85     useOffset = false;
  86     const OUString &tmp = transliteration_OneToOne::transliterate( newStr, 0, newStr.getLength(), offset);
  87     useOffset = true;
  88     return tmp;
  89 }
  90
  91 sal_Unicode SAL_CALL
  92 fullwidthKatakanaToHalfwidthKatakana::transliterateChar2Char( sal_Unicode inChar )
  93   throw(RuntimeException, MultipleCharsOutputException, std::exception)
  94 {
  95     sal_Unicode newChar = widthfolding::decompose_ja_voiced_sound_marksChar2Char (inChar);
  96     if (newChar == 0xFFFF)
  97         throw MultipleCharsOutputException();
  98     return transliteration_OneToOne::transliterateChar2Char(inChar);
  99 }
 100
 101 fullwidthToHalfwidthLikeASC::fullwidthToHalfwidthLikeASC()
 102 {
 103     func = (TransFunc) 0;
 104     table = &widthfolding::getfull2halfTableForASC();
 105     transliterationName = "fullwidthToHalfwidthLikeASC";
 106     implementationName = "com.sun.star.i18n.Transliteration.FULLWIDTH_HALFWIDTH_LIKE_ASC";
 107 }
 108
 109 /**
 110  * Transliterate fullwidth to halfwidth like Excel's ASC function.
 111  */
 112 OUString SAL_CALL
 113 fullwidthToHalfwidthLikeASC::transliterate( const OUString& inStr, sal_Int32 startPos, sal_Int32 nCount, Sequence< sal_Int32 >& offset )
 114   throw(RuntimeException, std::exception)
 115 {
 116     // Decomposition: GA --> KA + voice-mark
 117     const OUString& newStr = widthfolding::decompose_ja_voiced_sound_marks (inStr, startPos, nCount, offset, useOffset);
 118
 119     // One to One mapping
 120     useOffset = false;
 121     const OUString &tmp = transliteration_OneToOne::transliterate( newStr, 0, newStr.getLength(), offset);
 122     useOffset = true;
 123
 124     return tmp;
 125 }
 126
 127 sal_Unicode SAL_CALL
 128 fullwidthToHalfwidthLikeASC::transliterateChar2Char( sal_Unicode inChar )
 129   throw(RuntimeException, MultipleCharsOutputException, std::exception)
 130 {
 131     sal_Unicode newChar = widthfolding::decompose_ja_voiced_sound_marksChar2Char (inChar);
 132     if (newChar == 0xFFFF)
 133         throw MultipleCharsOutputException();
 134     return transliteration_OneToOne::transliterateChar2Char(inChar);
 135 }
 136
 137 } } } }
 138
 139 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */