/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 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.org 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 of 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 ***** */ /** * A character set converter from Unicode to GBK. * * * @created 08/Sept/1999 * @author Yueheng Xu, Yueheng.Xu@intel.com */ #ifndef nsUnicodeToGBK_h___ #define nsUnicodeToGBK_h___ #include "nsUCSupport.h" #include "nsCOMPtr.h" #include "nsIUnicodeEncoder.h" #include "gbku.h" //---------------------------------------------------------------------- // Class nsUnicodeToGBK [declaration] class nsUnicodeToGBK: public nsEncoderSupport { public: /** * Class constructor. */ nsUnicodeToGBK(PRUint32 aMaxLengthFactor = 2); virtual ~nsUnicodeToGBK() {} protected: //-------------------------------------------------------------------- // Subclassing of nsEncoderSupport class [declaration] NS_IMETHOD ConvertNoBuff(const PRUnichar * aSrc, PRInt32 * aSrcLength, char * aDest, PRInt32 * aDestLength); NS_IMETHOD ConvertNoBuffNoErr(const PRUnichar * aSrc, PRInt32 * aSrcLength, char * aDest, PRInt32 * aDestLength) { return NS_OK; } // just make it not abstract; NS_IMETHOD FillInfo(PRUint32 *aInfo); virtual void CreateExtensionEncoder(); virtual void Create4BytesEncoder(); nsCOMPtr mExtensionEncoder; nsCOMPtr m4BytesEncoder; protected: PRUnichar mSurrogateHigh; nsGBKConvUtil mUtil; PRBool TryExtensionEncoder(PRUnichar aChar, char* aDest, PRInt32* aOutLen); PRBool Try4BytesEncoder(PRUnichar aChar, char* aDest, PRInt32* aOutLen); virtual PRBool EncodeSurrogate(PRUnichar aSurrogateHigh, PRUnichar aSurrogateLow, char* aDest); }; class nsUnicodeToGB18030: public nsUnicodeToGBK { public: nsUnicodeToGB18030() : nsUnicodeToGBK(4) {} virtual ~nsUnicodeToGB18030() {} protected: virtual void CreateExtensionEncoder(); virtual void Create4BytesEncoder(); virtual PRBool EncodeSurrogate(PRUnichar aSurrogateHigh, PRUnichar aSurrogateLow, char* aDest); }; #ifdef MOZ_EXTRA_X11CONVERTERS class nsUnicodeToGB18030Font0: public nsUnicodeToGB18030 { public: nsUnicodeToGB18030Font0() {} virtual ~nsUnicodeToGB18030Font0() {} protected: virtual void Create4BytesEncoder(); NS_IMETHOD GetMaxLength(const PRUnichar * aSrc, PRInt32 aSrcLength, PRInt32 * aDestLength); NS_IMETHOD FillInfo(PRUint32 *aInfo); }; class nsUnicodeToGB18030Font1 : public nsTableEncoderSupport { public: nsUnicodeToGB18030Font1(); virtual ~nsUnicodeToGB18030Font1() {} protected: NS_IMETHOD FillInfo(PRUint32 *aInfo); }; #endif #endif /* nsUnicodeToGBK_h___ */