src/plugins/codecs/jp/qjpunicode.h
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     1 /****************************************************************************
       
     2 **
       
     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
       
     4 ** All rights reserved.
       
     5 ** Contact: Nokia Corporation (qt-info@nokia.com)
       
     6 **
       
     7 ** This file is part of the plugins of the Qt Toolkit.
       
     8 **
       
     9 ** $QT_BEGIN_LICENSE:LGPL$
       
    10 ** No Commercial Usage
       
    11 ** This file contains pre-release code and may not be distributed.
       
    12 ** You may use this file in accordance with the terms and conditions
       
    13 ** contained in the Technology Preview License Agreement accompanying
       
    14 ** this package.
       
    15 **
       
    16 ** GNU Lesser General Public License Usage
       
    17 ** Alternatively, this file may be used under the terms of the GNU Lesser
       
    18 ** General Public License version 2.1 as published by the Free Software
       
    19 ** Foundation and appearing in the file LICENSE.LGPL included in the
       
    20 ** packaging of this file.  Please review the following information to
       
    21 ** ensure the GNU Lesser General Public License version 2.1 requirements
       
    22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
       
    23 **
       
    24 ** In addition, as a special exception, Nokia gives you certain additional
       
    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception
       
    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
       
    27 **
       
    28 ** If you have questions regarding the use of this file, please contact
       
    29 ** Nokia at qt-info@nokia.com.
       
    30 **
       
    31 **
       
    32 **
       
    33 **
       
    34 **
       
    35 **
       
    36 **
       
    37 **
       
    38 ** $QT_END_LICENSE$
       
    39 **
       
    40 ****************************************************************************/
       
    41 
       
    42 // Most of the code here was originally written by Serika Kurusugawa
       
    43 // a.k.a. Junji Takagi, and is included in Qt with the author's permission,
       
    44 // and the grateful thanks of the Qt team.
       
    45 
       
    46 /*
       
    47  * Copyright (C) 1999 Serika Kurusugawa, All rights reserved.
       
    48  *
       
    49  * Redistribution and use in source and binary forms, with or without
       
    50  * modification, are permitted provided that the following conditions
       
    51  * are met:
       
    52  * 1. Redistributions of source code must retain the above copyright
       
    53  *    notice, this list of conditions and the following disclaimer.
       
    54  * 2. Redistributions in binary form must reproduce the above copyright
       
    55  *    notice, this list of conditions and the following disclaimer in the
       
    56  *    documentation and/or other materials provided with the distribution.
       
    57  *
       
    58  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
       
    59  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
       
    60  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
       
    61  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
       
    62  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
       
    63  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
       
    64  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
       
    65  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
       
    66  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
       
    67  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
       
    68  * SUCH DAMAGE.
       
    69  */
       
    70 
       
    71 #ifndef QJPUNICODE_H
       
    72 #define QJPUNICODE_H
       
    73 
       
    74 #include <QtCore/qglobal.h>
       
    75 
       
    76 QT_BEGIN_NAMESPACE
       
    77 
       
    78 class QJpUnicodeConv {
       
    79 public:
       
    80     virtual ~QJpUnicodeConv() {}
       
    81     enum Rules {
       
    82         // "ASCII" is ANSI X.3.4-1986, a.k.a. US-ASCII here.
       
    83         Default                        = 0x0000,
       
    84 
       
    85         Unicode                        = 0x0001,
       
    86         Unicode_JISX0201                = 0x0001,
       
    87         Unicode_ASCII                 = 0x0002,
       
    88         JISX0221_JISX0201         = 0x0003,
       
    89         JISX0221_ASCII                = 0x0004,
       
    90         Sun_JDK117                     = 0x0005,
       
    91         Microsoft_CP932                = 0x0006,
       
    92 
       
    93         NEC_VDC                = 0x0100,                // NEC Vender Defined Char
       
    94         UDC                        = 0x0200,                // User Defined Char
       
    95         IBM_VDC                = 0x0400                // IBM Vender Defined Char
       
    96     };
       
    97     static QJpUnicodeConv *newConverter(int rule);
       
    98 
       
    99     virtual uint asciiToUnicode(uint h, uint l) const;
       
   100     /*virtual*/ uint jisx0201ToUnicode(uint h, uint l) const;
       
   101     virtual uint jisx0201LatinToUnicode(uint h, uint l) const;
       
   102     /*virtual*/ uint jisx0201KanaToUnicode(uint h, uint l) const;
       
   103     virtual uint jisx0208ToUnicode(uint h, uint l) const;
       
   104     virtual uint jisx0212ToUnicode(uint h, uint l) const;
       
   105 
       
   106     uint asciiToUnicode(uint ascii) const {
       
   107         return asciiToUnicode((ascii & 0xff00) >> 8, (ascii & 0x00ff));
       
   108     }
       
   109     uint jisx0201ToUnicode(uint jis) const {
       
   110         return jisx0201ToUnicode((jis & 0xff00) >> 8, (jis & 0x00ff));
       
   111     }
       
   112     uint jisx0201LatinToUnicode(uint jis) const {
       
   113         return jisx0201LatinToUnicode((jis & 0xff00) >> 8, (jis & 0x00ff));
       
   114     }
       
   115     uint jisx0201KanaToUnicode(uint jis) const {
       
   116         return jisx0201KanaToUnicode((jis & 0xff00) >> 8, (jis & 0x00ff));
       
   117     }
       
   118     uint jisx0208ToUnicode(uint jis) const {
       
   119         return jisx0208ToUnicode((jis & 0xff00) >> 8, (jis & 0x00ff));
       
   120     }
       
   121     uint jisx0212ToUnicode(uint jis) const {
       
   122         return jisx0212ToUnicode((jis & 0xff00) >> 8, (jis & 0x00ff));
       
   123     }
       
   124 
       
   125     virtual uint unicodeToAscii(uint h, uint l) const;
       
   126     /*virtual*/ uint unicodeToJisx0201(uint h, uint l) const;
       
   127     virtual uint unicodeToJisx0201Latin(uint h, uint l) const;
       
   128     /*virtual*/ uint unicodeToJisx0201Kana(uint h, uint l) const;
       
   129     virtual uint unicodeToJisx0208(uint h, uint l) const;
       
   130     virtual uint unicodeToJisx0212(uint h, uint l) const;
       
   131 
       
   132     uint unicodeToAscii(uint unicode) const {
       
   133         return unicodeToAscii((unicode & 0xff00) >> 8, (unicode & 0x00ff));
       
   134     }
       
   135     uint unicodeToJisx0201(uint unicode) const {
       
   136         return unicodeToJisx0201((unicode & 0xff00) >> 8, (unicode & 0x00ff));
       
   137     }
       
   138     uint unicodeToJisx0201Latin(uint unicode) const {
       
   139         return unicodeToJisx0201Latin((unicode & 0xff00) >> 8, (unicode & 0x00ff));
       
   140     }
       
   141     uint unicodeToJisx0201Kana(uint unicode) const {
       
   142         return unicodeToJisx0201Kana((unicode & 0xff00) >> 8, (unicode & 0x00ff));
       
   143     }
       
   144     uint unicodeToJisx0208(uint unicode) const {
       
   145         return unicodeToJisx0208((unicode & 0xff00) >> 8, (unicode & 0x00ff));
       
   146     }
       
   147     uint unicodeToJisx0212(uint unicode) const {
       
   148         return unicodeToJisx0212((unicode & 0xff00) >> 8, (unicode & 0x00ff));
       
   149     }
       
   150 
       
   151     uint sjisToUnicode(uint h, uint l) const;
       
   152     uint unicodeToSjis(uint h, uint l) const;
       
   153     uint sjisibmvdcToUnicode(uint h, uint l) const;
       
   154     uint unicodeToSjisibmvdc(uint h, uint l) const;
       
   155     uint cp932ToUnicode(uint h, uint l) const;
       
   156     uint unicodeToCp932(uint h, uint l) const;
       
   157 
       
   158     uint sjisToUnicode(uint sjis) const {
       
   159         return sjisToUnicode((sjis & 0xff00) >> 8, (sjis & 0x00ff));
       
   160     }
       
   161     uint unicodeToSjis(uint unicode) const {
       
   162         return unicodeToSjis((unicode & 0xff00) >> 8, (unicode & 0x00ff));
       
   163     }
       
   164 
       
   165 protected:
       
   166     explicit QJpUnicodeConv(int r) : rule(r) {}
       
   167 
       
   168 private:
       
   169     int rule;
       
   170 };
       
   171 
       
   172 QT_END_NAMESPACE
       
   173 
       
   174 #endif // QJPUNICODE_H