// Copyright (c) 2001-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of "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:

//

#include "BitmapTransforms.h"

#include "BitmapTransformsMain.h"

#include "BitmapTransformsBody.h"

#include "BitmapConverter.h"

/*

*

* Creates a CBitmapConverter

* 

* NewL

* @return CBitmapConverter*

* @internalTechnology

*

*/

EXPORT_C CBitmapConverter* CBitmapConverter::NewL()

	{

	CBitmapConverter* self = new(ELeave) CBitmapConverter();

	CleanupStack::PushL(self);

	self->ConstructL();

	CleanupStack::Pop(self);

	return self;

	}

/*

*

* ~CBitmapConverter

* @internalTechnology

*

*/

EXPORT_C CBitmapConverter::~CBitmapConverter()

	{

	Cancel();

	delete iBody;

	}

/*

*

* CBitmapConverter

*

*/

CBitmapConverter::CBitmapConverter()

	{

	}

/*

*

* ConvertL

* @param aStatus

* @param aDstBitmap

* @param aSrcBitmap

* @internalTechnology

* @pre aRequestStatus is not NULL

* @pre aSrcBitmap Handle is not zero

* @pre aDstBitmap Handle is not zero 

* @pre  iBody is not NULL

* @post iBody is not NULL

*

*/

EXPORT_C void CBitmapConverter::Convert(TRequestStatus* aStatus, CFbsBitmap& aDstBitmap, CFbsBitmap& aSrcBitmap)

	{

	//[ preconditions ]

	__ASSERT_DEBUG( (aStatus != NULL), Panic( ENullArgument ) );

	//[ panic if the src has not been created]

	__ASSERT_DEBUG( (aSrcBitmap.Handle() != 0), Panic( ENoSourceBitmap ) );

   	//[assert the invariant ]

	__ASSERT_DEBUG( iBody, Panic( EBadInvariant ) );

	//[ convert aSrcBitmap to aDstBitmap ]

    iBody->Convert( aStatus, aDstBitmap, aSrcBitmap );  

	//[assert the invariant ]

	__ASSERT_DEBUG( iBody, Panic( EBadInvariant ) );

	}

/*

*

* Cancels an outstanding operation

* Cancel

* @internalTechnology

*

*/

EXPORT_C void CBitmapConverter::Cancel()

	{

	if(iBody)

		iBody->Cancel();

	}

/*

*

* Constructs a CBitmapConverter

*

* ConstructL

* @post invariant is true

*

*/

void CBitmapConverter::ConstructL()

	{

	iBody = CBitmapConverter::CBody::NewL();

	//[assert the invariant ]

	__ASSERT_DEBUG( iBody, Panic( EBadInvariant ) );

	}