/*

* Copyright (c) 2008 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:   AlfRenderStage provides a method for redirect avkon drawing to a graphics accelerator

*

*/

#ifndef __ALFRENDERSTAGEFACTORY_H__

#define __ALFRENDERSTAGEFACTORY_H__

#include "graphics/wsplugin.h"

#include "graphics/wsrenderstagefactory.h"

class CWsRenderStage;

class MWsGraphicDrawerEnvironment;

/**

This is an implementation of MWsRenderStageFactory, in the form of a CWsPlugin.

The window server will use this to create standard render stages for each screen,

if the ini file specifies them.

*/

NONSHARABLE_CLASS(CAlfRenderStageFactory) : public CWsPlugin, public MWsRenderStageFactory

	{

public:

	enum { EImplUid = 0x200184B6 };

public: // New

    /**

     * CreateL

     * 

     * Create the class

     * 

     * @return New instance of the class

     */

	static CAlfRenderStageFactory* CreateL();

    /**

     * C++ destructor

     */

	~CAlfRenderStageFactory();

public: // From CWsPlugin

	void ConstructL(MWsGraphicDrawerEnvironment& aEnv,const TDesC8& aData);

	const TDesC& PluginName() const;

public: // implementation of MWsObjectProvider

    TAny* ResolveObjectInterface(TUint aTypeId);

public: // implementation of MWsRenderStageFactory

    CWsRenderStage* CreateFinalRenderStageL(MWsScreen* aScreen, MWsScreenRedraw* aScreenRedraw, TInt aScreenNumber);

    CWsRenderStage* CreateRenderStageL(MWsScreen* aScreen, MWsScreenRedraw* aScreenRedraw, CWsRenderStage* aNextStage);

    CWsRenderStage * CreateStageL(MWsScreen * aScreen, MWsScreenRedraw * aScreenRedraw)

        {

        return CreateRenderStageL(aScreen, aScreenRedraw, 0);

        }

private: // New

    /**

     * C++ constructor

     */

	CAlfRenderStageFactory();

	};

#endif //__STDRENDERSTAGEFACTORY_H__