/*

* Copyright (c) 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: 

*

*/

#ifndef GLXCOMMANDHANDLERROTATE_H

#define GLXCOMMANDHANDLERROTATE_H

#include <glxmpxcommandhandler.h>

#include <ExifModify.h>

#ifdef BUILD_COMMONCOMMANDHANDLERS

#define GLX_COMMONCOMMANDHANDLERS_EXPORT Q_DECL_EXPORT

#else

#define GLX_COMMONCOMMANDHANDLERS_EXPORT Q_DECL_IMPORT

#endif

class GLX_COMMONCOMMANDHANDLERS_EXPORT GlxCommandHandlerRotate : public GlxMpxCommandHandler

	{

public:

    GlxCommandHandlerRotate();

    ~GlxCommandHandlerRotate();

    CMPXCommand* CreateCommandL(TInt aCommandId, MGlxMediaList& aMediaList, TBool& aConsume) const ;

	void DoExecuteCommandL(TInt aCommandId, MGlxMediaList& aMediaList, TBool& aConsume);

private:

	/*

	* Responsible for rotating the Image by Changing the Image Orientation Exif

	*/

	void RotateImageL(TFileName aFileToBeRotated);

	/*

	* Responsible for Initializing the Exif writer. Will leave In case of Error 

	*/

	void InitializeExifWriterL(TFileName aFileToBeRotated);

	void DestroyExifWriter();

	TUint16 ReadImageOrientationL();

	TUint16 CalculateFinalOrientationL(TUint16 aInitialOrientation);

	void SetImageOrientationL(TUint16 aFinalOrientation);

	RFs iFs;

	RFile iFileHandle;

    HBufC8* iExifData;

    CExifModify* iExifWriter;

	};

#endif // GLXCOMMANDHANDLERROTATE_H