gecko-dev/intl/uconv/ucvtw/nsUnicodeToBIG5HKSCS.cpp

90 lines
3.1 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Netscape Public License
* Version 1.1 (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.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Communicator client code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the NPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the NPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsUnicodeToBIG5HKSCS.h"
#include "nsUCvTWDll.h"
//----------------------------------------------------------------------
// Global functions and data [declaration]
static const PRUint16 gAsciiShiftTable[] = {
0, u1ByteCharset,
ShiftCell(0, 0, 0, 0, 0, 0, 0, 0),
};
static const PRUint16 gBig5HKSCSShiftTable[] = {
0, u2BytesCharset,
ShiftCell(0, 0, 0, 0, 0, 0, 0, 0),
};
static const PRUint16 *g_Big5HKSCSMappingTable[] = {
g_ASCIIMapping,
g_ufBig5Mapping,
g_ufBig5HKSCSMapping
};
static const PRUint16 *g_Big5HKSCSShiftTable[] = {
gAsciiShiftTable,
gBig5HKSCSShiftTable,
gBig5HKSCSShiftTable
};
//----------------------------------------------------------------------
// Class nsUnicodeToBIG5HKSCS [implementation]
nsUnicodeToBIG5HKSCS::nsUnicodeToBIG5HKSCS()
: nsMultiTableEncoderSupport(3,
(uShiftTable**) &g_Big5HKSCSShiftTable,
(uMappingTable**) &g_Big5HKSCSMappingTable)
{
}
//----------------------------------------------------------------------
// Subclassing of nsTableEncoderSupport class [implementation]
NS_IMETHODIMP nsUnicodeToBIG5HKSCS::GetMaxLength(const PRUnichar * aSrc,
PRInt32 aSrcLength,
PRInt32 * aDestLength)
{
*aDestLength = 2 * aSrcLength;
return NS_OK;
}