/*

* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  

*

*/

#ifndef StreamingTextCodecSymbian_H

#define StreamingTextCodecSymbian_H

#include "TextDecoder.h"

#include "CharsetDataSymbian.h"

#include <wtf/OwnPtr.h>

namespace WebCore {

    class TextCodecSymbian : public TextCodec {

    public:

        static void registerEncodingNames(EncodingNameRegistrar);

        static void registerCodecs(TextCodecRegistrar);

        explicit TextCodecSymbian(TUint aEncoding);

        virtual ~TextCodecSymbian();

        virtual String decode(const char*, size_t length, bool flush = false);

        virtual CString encode(const UChar*, size_t length, bool allowEntities = false);

    private:

        bool initializeConverter();

        void checkSupportedEncoding();

        CCnvCharacterSetConverter* m_converter;

        TInt    m_state;

        TUint   m_encoding;

        TBool   m_firstChunkDecoded;

        unsigned m_numBufferedBytes;

        unsigned char m_bufferedBytes[16]; // bigger than any single multi-byte character

        OwnPtr<TextCodec> m_fallbackCodec;

        // static data shared by all converters

        static CArrayFix<CCnvCharacterSetConverter::SCharacterSet>* s_availableCharsets;

    };

}

#endif