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lightning-sunbird  0.9+nobinonly
nsUnicodeToBIG5.cpp
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00001 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
00002 /* ***** BEGIN LICENSE BLOCK *****
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00010  * Software distributed under the License is distributed on an "AS IS" basis,
00011  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00012  * for the specific language governing rights and limitations under the
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00014  *
00015  * The Original Code is Mozilla Communicator client code.
00016  *
00017  * The Initial Developer of the Original Code is
00018  * Netscape Communications Corporation.
00019  * Portions created by the Initial Developer are Copyright (C) 1998
00020  * the Initial Developer. All Rights Reserved.
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00022  * Contributor(s):
00023  *
00024  * Alternatively, the contents of this file may be used under the terms of
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00037 
00038 #include "nsUnicodeToBIG5.h"
00039 #include "nsUCvTWDll.h"
00040 #include "nsUCConstructors.h"
00041 
00042 //----------------------------------------------------------------------
00043 // Global functions and data [declaration]
00044 
00045 
00046 static const PRUint16 gAsciiShiftTable[] =  {
00047   0, u1ByteCharset,
00048   ShiftCell(0,   0, 0, 0, 0, 0, 0, 0),
00049 };
00050 
00051 static const PRUint16 gBig5ShiftTable[] =  {
00052   0, u2BytesCharset,
00053   ShiftCell(0,   0, 0, 0, 0, 0, 0, 0),
00054 };
00055  
00056 
00057 static const PRUint16 *g_Big5MappingTable[2] = {
00058   g_ASCIIMapping,
00059   g_ufBig5Mapping
00060 };
00061 
00062 static const PRUint16 *g_Big5ShiftTable[2] =  {
00063   gAsciiShiftTable,
00064   gBig5ShiftTable
00065 };
00066 
00067 //----------------------------------------------------------------------
00068 // Class nsUnicodeToBIG5 [implementation]
00069 
00070 NS_METHOD
00071 nsUnicodeToBIG5Constructor(nsISupports *aOuter, REFNSIID aIID,
00072                                 void **aResult)
00073 {
00074 
00075   return CreateMultiTableEncoder(2,
00076                                  (uShiftTable**) &g_Big5ShiftTable, 
00077                                  (uMappingTable**) &g_Big5MappingTable,
00078                                  2 /* max length = src * 2 */,
00079                                  aOuter, aIID, aResult);
00080 }
00081