michael@0: /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef nsHZToUnicode_h___
michael@0: #define nsHZToUnicode_h___
michael@0: 
michael@0: #include "nsUCSupport.h"
michael@0: #include "nsGBKConvUtil.h"
michael@0: 
michael@0: //----------------------------------------------------------------------
michael@0: // Class nsHZToUnicode [declaration]
michael@0: 
michael@0: /**
michael@0:  * A character set converter from GBK to Unicode.
michael@0:  * 
michael@0:  *
michael@0:  * @created         08/Sept/1999
michael@0:  * @author  Yueheng Xu, Yueheng.Xu@intel.com
michael@0:  */
michael@0: class nsHZToUnicode : public nsBufferDecoderSupport
michael@0: {
michael@0: public:
michael@0: 		
michael@0:   /**
michael@0:    * Class constructor.
michael@0:    */
michael@0:   nsHZToUnicode();
michael@0: 
michael@0: protected:
michael@0: 
michael@0:   //--------------------------------------------------------------------
michael@0:   // Subclassing of nsDecoderSupport class [declaration]
michael@0:   NS_IMETHOD ConvertNoBuff(const char* aSrc, int32_t * aSrcLength, 
michael@0:                            char16_t *aDest, int32_t * aDestLength); 
michael@0:   nsGBKConvUtil mUtil;
michael@0: 
michael@0: private:
michael@0:   int16_t mHZState;
michael@0:   uint32_t mRunLength; // length of a run of 8-bit GB-encoded characters
michael@0:   char mOddByte; // first byte of a multi-byte sequence from a previous buffer
michael@0: 
michael@0: };
michael@0: 
michael@0: #endif /* nsHZToUnicode_h___ */