/*

* 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: Juha Kauppinen, Mika Hokkanen

* 

* Description: Photo Browser

*

*/

#ifndef  __IEENGINEUTILS__

#define __IEENGINEUTILS__

#include <f32file.h>

#include <f32file.h>

#include <e32base.h>

//#include "IEImageData.h"

#include "IEImage.h"

class CIEEngineUtils: public CBase

{

public:

	/*

	* Symbian First phase constructor

	* 

	* @aParam aFs - FileServer

	*/

	IMPORT_C CIEEngineUtils(RFs &aFs);

	/*

	* Destructor.

	* 

	*/

	IMPORT_C ~CIEEngineUtils();

public:

	/*

	 * GenerateIEThumbNailPath depending on the resolution

	 * 

	 * @aParam  aTNResolution - Thumbnail resolution

	 * @aParam  aIETNFileName - IEFilename

	 */ 

    IMPORT_C static void GenerateThumbnailFileName(TThumbSize aResolution, const TDesC& aFileName, TDes& aThumbnailFileName);

    IMPORT_C static void DeleteThumbnails(TDesC& aFileName, RFs& aFs);

    /*

     * Create TN folder

     * 

     * @aParam  aTNPath -  Thumbnail path

     * @return - systemwide error code.

     */ 

     IMPORT_C static TInt CreateTNFolder(RFs aFs, const TDesC& aTNPath);

     IMPORT_C static void PrivatePath(TFileName& aFileName);

     IMPORT_C TInt AddFaceCoordinate(const TFileName a128x128TNFileName, RArray<TRect>& aCordArray);

     IMPORT_C TInt RemoveFaceCoordinate(const TFileName a128x128TNFileName, RArray<TRect>& aCordArray);

     IMPORT_C HBufC8* ReadExifMakerNoteL(const TDes &aFileName);

     IMPORT_C void ReadFaceCoordinatesL(const TFileName a128x128TNFileName, RArray<TRect>& aCordArray);

     IMPORT_C void WriteFaceCoordinatesL(const TFileName a128x128TNFileName, RArray<TRect>& aCordArray);

     IMPORT_C void GetModifiedTimeL(const TDes &aFileName, TTime& aTime);

     IMPORT_C void GetImageSizeL(const TDes &aFileName, TSize& aSize);

     IMPORT_C static HBufC8* ReadExifThumbnailL(RFs& aFs, const TDesC& aFileName);     

     //void ReadFile2BuffL(const TDes &aFileName, HBufC8** buffer);

     //TPtr8 LoadImageIntoMemoryLC(const TDesC& aFileName);

     IMPORT_C void GetExifDateTimeAndOrientationL(const TDesC& aFilename, TTime& aExifDateTime, TUint16& aOrientation);

     IMPORT_C static TUid GetImageDecoderUid();

private:

      IMPORT_C static HBufC8* ReadExifHeaderL(RFs& aFs, const TDesC& aFileName);

      RFs& iFs;

};

#endif /*__IEENGINEUTILS__*/