/*

* Copyright (c) 2002-2004 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:    This file is a source code file for a charconv plug-in.

*                This plug-in supports EUC-KR.

*

*/

// INCLUDES

#include <e32std.h>

#include <charconv.h>

#include <convgeneratedcpp.h>

#include <ecom/implementationproxy.h>

#include "cp949table.h"

#include "charactersetconverter.h"

// New Interface class

class CEUCKRImplementation : public CCharacterSetConverterPluginInterface

{

    public:

        virtual const TDesC8& ReplacementForUnconvertibleUnicodeCharacters();

        virtual TInt ConvertFromUnicode(

            CCnvCharacterSetConverter::TEndianness aDefaultEndiannessOfForeignCharacters, 

            const TDesC8& aReplacementForUnconvertibleUnicodeCharacters, 

            TDes8& aForeign, 

            const TDesC16& aUnicode, 

            CCnvCharacterSetConverter::TArrayOfAscendingIndices& aIndicesOfUnconvertibleCharacters );

        virtual TInt ConvertToUnicode(

            CCnvCharacterSetConverter::TEndianness aDefaultEndiannessOfForeignCharacters, 

            TDes16& aUnicode, 

            const TDesC8& aForeign, 

            TInt&, 

            TInt& aNumberOfUnconvertibleCharacters, 

            TInt& aIndexOfFirstByteOfFirstUnconvertibleCharacter );

        virtual TBool IsInThisCharacterSetL(

            TBool& aSetToTrue, 

            TInt& aConfidenceLevel, 

            const TDesC8& );

        static CEUCKRImplementation* NewL();

        virtual ~CEUCKRImplementation();

    private:

        CEUCKRImplementation();

};

// FUNCTION DEFINITIONS

const TDesC8& CEUCKRImplementation::ReplacementForUnconvertibleUnicodeCharacters()

	{

	return CnvCp949Table::ReplacementForUnconvertibleUnicodeCharacters();

	}

TInt CEUCKRImplementation::ConvertFromUnicode(

    CCnvCharacterSetConverter::TEndianness aDefaultEndiannessOfForeignCharacters, 

    const TDesC8& aReplacementForUnconvertibleUnicodeCharacters, 

    TDes8& aForeign, 

    const TDesC16& aUnicode, 

    CCnvCharacterSetConverter::TArrayOfAscendingIndices& aIndicesOfUnconvertibleCharacters)

	{

	return CCnvCharacterSetConverter::DoConvertFromUnicode(CnvCp949Table::ConversionData(), aDefaultEndiannessOfForeignCharacters, aReplacementForUnconvertibleUnicodeCharacters, aForeign, aUnicode, aIndicesOfUnconvertibleCharacters);

	}

TInt CEUCKRImplementation::ConvertToUnicode(

    CCnvCharacterSetConverter::TEndianness aDefaultEndiannessOfForeignCharacters, 

    TDes16& aUnicode, 

    const TDesC8& aForeign, 

    TInt&, 

    TInt& aNumberOfUnconvertibleCharacters, 

    TInt& aIndexOfFirstByteOfFirstUnconvertibleCharacter)

	{

    return CCnvCharacterSetConverter::DoConvertToUnicode(CnvCp949Table::ConversionData(), aDefaultEndiannessOfForeignCharacters, aUnicode, aForeign, aNumberOfUnconvertibleCharacters, aIndexOfFirstByteOfFirstUnconvertibleCharacter);

	}

TBool CEUCKRImplementation::IsInThisCharacterSetL(

    TBool& aSetToTrue, 

    TInt& aConfidenceLevel, 

    const TDesC8& aBuf)

	{

    aSetToTrue=ETrue;

    aConfidenceLevel=200;

    TUint8 ch(0);

    for (TInt i=0;i<aBuf.Length();i++)

        {

        ch=aBuf[i];

        if (ch<0x7F)

            {

            continue;

            }

        else if (0xa1<=ch&&ch<=0xfe)

            {

            i++;

            __ASSERT_DEBUG(i<aBuf.Length(),User::Panic(_L("EUCKR"),__LINE__));

            }

        else

            {

            aConfidenceLevel=0;

            aSetToTrue=EFalse;

            break;

            }

        }    

	return aSetToTrue;

	}

CEUCKRImplementation* CEUCKRImplementation::NewL()

    {

    CEUCKRImplementation* self = new(ELeave) CEUCKRImplementation;

    return self;

    }

CEUCKRImplementation::CEUCKRImplementation()

    {

    //default constructor.. do nothing

    }

CEUCKRImplementation::~CEUCKRImplementation()

    {

    //default destructor .. do nothing

    }

// ECOM CREATION FUNCTION

const TImplementationProxy ImplementationTable[] = 

    {

    // Note: This is the same UID as defined in old mmp-file

    // Used also in 12221212.rss ( implementation_uid )

    IMPLEMENTATION_PROXY_ENTRY( 0x2000E526, CEUCKRImplementation::NewL )

    };

EXPORT_C const TImplementationProxy* ImplementationGroupProxy( TInt& aTableCount )

    {

    aTableCount = sizeof( ImplementationTable ) / sizeof(TImplementationProxy);

    return ImplementationTable;

    }