/*

* Copyright (c) 2009 Sony Ericsson Mobile Communications AB

* 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:

* Sony Ericsson Mobile Communications AB - initial contribution.

* Nokia Corporation - additional changes.

* 

* Contributors:

* 

* Description:

* Implements the Enhanced SMS Picture (Small/Large/Variable) Information Element.

*

*/

/**

 *  @file

 *  

 *  Defines  CEmsPictureIE  class

 *  @internalComponent

 *  @released

 */

#ifndef __EMSPictureIE_H__

#define __EMSPictureIE_H__

#include <emsinformationelement.h>

#define KSmallPicSize TSize(16,16)

#define KLargePicSize TSize(32,32)

class CGraphicsDevice;

class CFbsBitmap;

class CEmsPictureIE : public CEmsInformationElement

/**

 *  CEmsPictureIE wraps the creation & modification of the picture small/large and vriable

 *  information element into a single class.

 *  

 *  Format of Small/Large

 *  ----------------------------

 *  

 *  Position (Octet)		Bit		Description

 *  1							Start Position

 *  2..n						Picture Data

 *  

 *  Format of variable

 *  ----------------------------

 *  

 *  Position (Octet)		Bit		Description

 *  1							Start Position

 *  2							Width

 *  3							Height

 *  4..n						Picture Data

 *  

 *  @see 3gpp Spec V5 section 9.2.3.24.10.1.7/8/9

 *  @internalComponent

 */

	{

friend class CEmsAnimationIE;

public:

	enum {ESmallBufSize=32, ELargeBufSize=128, EEnhancedMaxSize=128};

	enum TColors {EWhite = 0, EBlack=1};

	IMPORT_C static CEmsPictureIE* NewL(const CFbsBitmap& aBitmap); // resizes bitmap if needed

	static CEmsPictureIE* NewL();

	IMPORT_C CEmsInformationElement* DuplicateL() const;

	IMPORT_C ~CEmsPictureIE();

	IMPORT_C void CopyL(const CEmsPictureIE& aSrc);

	IMPORT_C TSize SizeInPixels() const;

	IMPORT_C CFbsBitmap* GetBitmapL()const;

private:

	virtual void EncodeBodyL(TPtr8 aPtr, TBool aIsForSerialisation) const;

	virtual void DecodeBodyL(const TPtrC8 aPtr, TBool aIsFromSerialisation);

	CEmsPictureIE();

	void ConstructL(const CFbsBitmap& aBitmap);

	inline HBufC8* PictureBuf() const ;

	static HBufC8* CreatePictureBufferL(const CFbsBitmap& aBitmap);

	TSize iSize;

	HBufC8* iPictureBuf;

	};

#include <emspictureie.inl>

#endif // __EMSPictureIE_H__