gecko/intl/uconv/ucvlatin/nsUnicodeToTSCII.h

113 lines
3.9 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:expandtab:shiftwidth=2:tabstop=2:
*/
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla 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/MPL/
*
* 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 Corp.
* Portions created by the Initial Developer are Copyright (C) 1998, 2003
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Jungshik Shin <jshin@mailaps.org>.
*
* 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 MPL, 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 MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef nsUnicodeToTSCII_h___
#define nsUnicodeToTSCII_h___
#include "nsCOMPtr.h"
#include "nsISupports.h"
#include "nsIUnicodeEncoder.h"
#include "nsICharRepresentable.h"
//----------------------------------------------------------------------
// Class nsUnicodeToTSCII [declaration]
class nsUnicodeToTSCII : public nsIUnicodeEncoder, public nsICharRepresentable
{
NS_DECL_ISUPPORTS
public:
nsUnicodeToTSCII() { mBuffer = 0; }
virtual ~nsUnicodeToTSCII() {}
NS_IMETHOD Convert(const PRUnichar * aSrc, PRInt32 * aSrcLength,
char * aDest, PRInt32 * aDestLength);
NS_IMETHOD Finish(char * aDest, PRInt32 * aDestLength);
NS_IMETHOD GetMaxLength(const PRUnichar * aSrc, PRInt32 aSrcLength,
PRInt32 * aDestLength);
NS_IMETHOD Reset();
NS_IMETHOD SetOutputErrorBehavior(PRInt32 aBehavior,
nsIUnicharEncoder * aEncoder,
PRUnichar aChar);
NS_IMETHOD FillInfo(PRUint32* aInfo);
private:
PRUint32 mBuffer; // buffer for character(s) to be combined with the following
// character. Up to 4 single byte characters can be
// stored.
};
#define CHAR_BUFFER_SIZE 2048
//----------------------------------------------------------------------
// Class nsUnicodeToTamilTTF [declaration]
class nsUnicodeToTamilTTF : public nsUnicodeToTSCII
{
NS_DECL_ISUPPORTS_INHERITED
public:
nsUnicodeToTamilTTF() : nsUnicodeToTSCII() {}
virtual ~nsUnicodeToTamilTTF() {}
NS_IMETHOD Convert (const PRUnichar * aSrc, PRInt32 * aSrcLength,
char * aDest, PRInt32 * aDestLength);
NS_IMETHOD GetMaxLength (const PRUnichar * aSrc, PRInt32 aSrcLength,
PRInt32 * aDestLength);
NS_IMETHOD SetOutputErrorBehavior (PRInt32 aBehavior,
nsIUnicharEncoder *aEncoder,
PRUnichar aChar);
private:
char mStaticBuffer[CHAR_BUFFER_SIZE];
PRInt32 mErrBehavior;
PRUnichar mErrChar;
nsCOMPtr<nsIUnicharEncoder> mErrEncoder;
};
#endif /* nsUnicodeToTSCII_h___ */