// Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members

// which accompanies this distribution, and is available

// at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

// This is the extension to the plugin API for the Image Transform framework

// 

//

/**

 @file

 @publishedAll

 @released

*/

#ifndef __IMAGETRANSFORMPLUGINEXT_H__

#define __IMAGETRANSFORMPLUGINEXT_H__

#include <e32base.h>

/**

This class should be derived by a plugin writer wishing to extend the client 

API defined in CImageTransform

@publishedAll

@released

*/

class CImageTransformPluginExtension : public CBase

	{

public:

	/**

	Get a Uid by which a plugin extension can be identified.

	@return A Uid unique to the specific plugin extension

	*/

	IMPORT_C virtual const TUid Uid() const = 0;

private:

	// Future proofing

	IMPORT_C virtual void ReservedVirtual1();

	IMPORT_C virtual void ReservedVirtual2();

	IMPORT_C virtual void ReservedVirtual3();

	IMPORT_C virtual void ReservedVirtual4();

	};

#endif // __IMAGETRANSFORMPLUGINEXT_H__