1 files changed, 127 insertions, 0 deletions
diff --git a/i18npool/source/transliteration/fullwidthToHalfwidth.cxx b/i18npool/source/transliteration/fullwidthToHalfwidth.cxx
new file mode 100644
index 0000000000..fbd2624e14
--- /dev/null
+++ b/i18npool/source/transliteration/fullwidthToHalfwidth.cxx
@@ -0,0 +1,127 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <sal/config.h>
+
+#include <com/sun/star/i18n/MultipleCharsOutputException.hpp>
+#include <i18nutil/widthfolding.hxx>
+
+#include <transliteration_OneToOne.hxx>
+
+using namespace com::sun::star::uno;
+using namespace com::sun::star::i18n;
+using namespace com::sun::star::lang;
+
+namespace i18npool {
+
+fullwidthToHalfwidth::fullwidthToHalfwidth()
+{
+    func = nullptr;
+    table = &i18nutil::widthfolding::getfull2halfTable();
+    transliterationName = "fullwidthToHalfwidth";
+    implementationName = "com.sun.star.i18n.Transliteration.FULLWIDTH_HALFWIDTH";
+}
+
+/**
+ * Transliterate fullwidth to halfwidth.
+ * The output is a reference of OUString. You MUST delete this object when you do not need to use it any more
+ * The output string contains a transliterated string only, not whole string.
+ */
+OUString
+fullwidthToHalfwidth::transliterateImpl( const OUString& inStr, sal_Int32 startPos, sal_Int32 nCount, Sequence< sal_Int32 >* pOffset )
+{
+    // Decomposition: GA --> KA + voice-mark
+    const OUString& newStr = i18nutil::widthfolding::decompose_ja_voiced_sound_marks (inStr, startPos, nCount, pOffset);
+
+    // One to One mapping
+    return transliteration_OneToOne::transliterateImpl( newStr, 0, newStr.getLength(), nullptr);
+}
+
+sal_Unicode SAL_CALL
+fullwidthToHalfwidth::transliterateChar2Char( sal_Unicode inChar)
+{
+    sal_Unicode newChar = i18nutil::widthfolding::decompose_ja_voiced_sound_marksChar2Char (inChar);
+    if (newChar == 0xFFFF)
+        throw MultipleCharsOutputException();
+    return transliteration_OneToOne::transliterateChar2Char(inChar);
+}
+
+FULLWIDTHKATAKANA_HALFWIDTHKATAKANA::FULLWIDTHKATAKANA_HALFWIDTHKATAKANA()
+{
+    func = nullptr;
+    table = &i18nutil::widthfolding::getfullKana2halfKanaTable();
+    transliterationName = "fullwidthKatakanaToHalfwidthKatakana";
+    implementationName = "com.sun.star.i18n.Transliteration.FULLWIDTHKATAKANA_HALFWIDTHKATAKANA";
+}
+
+/**
+ * Transliterate fullwidth katakana to halfwidth katakana.
+ */
+OUString
+FULLWIDTHKATAKANA_HALFWIDTHKATAKANA::transliterateImpl( const OUString& inStr, sal_Int32 startPos, sal_Int32 nCount, Sequence< sal_Int32 >* pOffset )
+{
+    // Decomposition: GA --> KA + voice-mark
+    const OUString& newStr = i18nutil::widthfolding::decompose_ja_voiced_sound_marks (inStr, startPos, nCount, pOffset);
+
+    // One to One mapping
+    return transliteration_OneToOne::transliterateImpl( newStr, 0, newStr.getLength(), nullptr);
+}
+
+sal_Unicode SAL_CALL
+FULLWIDTHKATAKANA_HALFWIDTHKATAKANA::transliterateChar2Char( sal_Unicode inChar )
+{
+    sal_Unicode newChar = i18nutil::widthfolding::decompose_ja_voiced_sound_marksChar2Char (inChar);
+    if (newChar == 0xFFFF)
+        throw MultipleCharsOutputException();
+    return transliteration_OneToOne::transliterateChar2Char(inChar);
+}
+
+FULLWIDTH_HALFWIDTH_LIKE_ASC::FULLWIDTH_HALFWIDTH_LIKE_ASC()
+{
+    func = nullptr;
+    table = &i18nutil::widthfolding::getfull2halfTableForASC();
+    transliterationName = "fullwidthToHalfwidthLikeASC";
+    implementationName = "com.sun.star.i18n.Transliteration.FULLWIDTH_HALFWIDTH_LIKE_ASC";
+}
+
+/**
+ * Transliterate fullwidth to halfwidth like Excel's ASC function.
+ */
+OUString
+FULLWIDTH_HALFWIDTH_LIKE_ASC::transliterateImpl( const OUString& inStr, sal_Int32 startPos, sal_Int32 nCount, Sequence< sal_Int32 >* pOffset )
+{
+    // Decomposition: GA --> KA + voice-mark
+    const OUString& newStr = i18nutil::widthfolding::decompose_ja_voiced_sound_marks (inStr, startPos, nCount, pOffset);
+
+    // One to One mapping
+    return transliteration_OneToOne::transliterateImpl( newStr, 0, newStr.getLength(), nullptr);
+}
+
+sal_Unicode SAL_CALL
+FULLWIDTH_HALFWIDTH_LIKE_ASC::transliterateChar2Char( sal_Unicode inChar )
+{
+    sal_Unicode newChar = i18nutil::widthfolding::decompose_ja_voiced_sound_marksChar2Char (inChar);
+    if (newChar == 0xFFFF)
+        throw MultipleCharsOutputException();
+    return transliteration_OneToOne::transliterateChar2Char(inChar);
+}
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */