// Copyright (c) 2002-2009 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:

// This is the implementation of the BitmapTransforms Library

// 

//

#ifndef __BITMAPTRANSFORMSBODY_H__

#define __BITMAPTRANSFORMSBODY_H__

#include <e32base.h>

#include <fbs.h>

#include <bitdev.h>

#include "BitmapTransforms.h" // required for enums

#include "BitmapConverter.h"

class CBitmapRotator;

class CBitmapScaler;

class MBitmapRotatorPlugin;

class MBitmapScalerPlugin;

class CBitmapRotatorBody; // declared here

/**

*

* The private API for clients to call the BitmapTransforms Library bitmap rotation

* @internalTechnology

*            

*/

NONSHARABLE_CLASS( CBitmapRotatorBody ): public CBase

	{

	friend class CBitmapRotator;

private:

	typedef CBitmapRotator::TRotationAngle TRotationAngle;

private:

	static CBitmapRotatorBody* NewL();

	~CBitmapRotatorBody();

	void Rotate(TRequestStatus* aRequestStatus, CFbsBitmap& aSrcBitmap, CFbsBitmap& aTgtBitmap, TRotationAngle aAngle);

	void Rotate(TRequestStatus* aRequestStatus, CFbsBitmap& aBitmap, TRotationAngle aAngle);

	TInt CustomCommand(TUid aUid, TAny* aParam);

	void Cancel();

	CBitmapRotatorBody();

	void ConstructL();

private:

	MBitmapRotatorPlugin* iPlugin;

	TUid				  iDestructorKey;

	};

// class CBitmapScalerBody; // declared here

/**

*

* Body of CBitmapScaler

*

* @internalTechnology

*

*/

NONSHARABLE_CLASS( CBitmapScalerBody ): public CBase

	{

	friend class CBitmapScaler;

private:

	static CBitmapScalerBody* NewL();

	~CBitmapScalerBody();

	void Scale(TRequestStatus* aRequestStatus, CFbsBitmap& aSrcBitmap, CFbsBitmap& aTgtBitmap, TBool aMaintainAspectRatio = ETrue);

	void Scale(TRequestStatus* aRequestStatus, CFbsBitmap& aBitmap, const TSize& aDestinationSize, TBool aMaintainAspectRatio = ETrue);

	void Cancel();

	TInt CustomCommand(TUid aUid, TAny* aParam);

	CBitmapScalerBody();

	void ConstructL();

private:

	MBitmapScalerPlugin* iPlugin;

	TUid				 iDestructorKey;

	};

/**

*

* Body of CBitmapConverter

* Part of the handle body idiom which separates

* interface from implementation

*

* @internalTechnology

*

*/

class CImageProcessor;

NONSHARABLE_CLASS( CBitmapConverter::CBody ): public CActive

	{

	friend class CBitmapConverter;

public:

	static CBody* NewL();

	~CBody();

	void Convert(TRequestStatus* aStatus, CFbsBitmap& aDstBitmap, CFbsBitmap& aSrcBitmap);

protected:

	// from CActive

	virtual void RunL();

	virtual void DoCancel();

private:

	CBody();

	void ConstructL();

	void DoConvert();

	void SelfComplete(TInt aError);

	void RequestComplete(TInt aReason);

private:

	TRgb* iPixelBuffer;	

	TPtr8 iPixelDes;

	TSize iSrcSize;

	CImageProcessor* iImageProc;

	CFbsBitmap* iSrcBitmap;

	TRequestStatus* iCopyStatus;

	TPoint iPos;

	};

#include "BitmapRotationBody.inl"

#include "BitmapScalingBody.inl"

#endif  // __BITMAPTRANSFORMSBODY_H__