/*

* 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:

*

* Description:

*

*/

#ifndef AKNEXTENDEDFADER_H__

#define AKNEXTENDEDFADER_H__

#include <graphics/wsplugin.h> // For window server plugin interface

#include "AknExtendedFaderStartupWatcher.h"

#include "AknExtendedFaderColorSchemeWatcher.h"

class CFbsDrawDevice;

class MWsGraphicDrawerEnvironment;

class CAknExtendedFader : public CWsPlugin, 

                          public MWsFader, 

                          public MAknExtendedFaderStartupObserver,

                          public MAknExtendedFaderColorSchemeObserver

	{

	friend class CFbsDevice;

public:

	enum { EImplUid = 0x2001B299 };

public:

	static CAknExtendedFader* CreateL();

	~CAknExtendedFader();

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

	const TDesC& PluginName() const;

private: // Own implementation

	CAknExtendedFader();

	TBool DoFastFading(CFbsBitGc* aBitGc, const TRegion * aRegion);

	TBool DoFastFading16MX(CFbsDrawDevice* aDrawDevice, const TRegion * aRegion);

	TBool DoFastFading64K(CFbsDrawDevice* aDrawDevice, const TRegion * aRegion);	

protected: // from MWsObjectProvider

	TAny* ResolveObjectInterface(TUint aTypeId);

protected: // from MWsFader

	void SetFadingParameters(const TDesC8& aData);

	void FadeArea(CFbsBitGc* aBitGc,const TRegion * aRegion);

protected: // MAknExtendedFaderStartupObserver

	void GlobalSystemStateChangedL(TPSGlobalSystemState aState);

protected: // MAknExtendedFaderColorChangeObserver

	void ColorSchemeChanged(const TUint32& aNewColor, const TUint8& aNewBlackMap, const TUint8& aNewWhiteMap);

private:

	CAknExtendedFaderStartupWatcher* iStartupWatcher;

	CAknExtendedFaderColorSchemeWatcher* iColorSchemeWatcher;

	TUint32 iColorOverlayR, iColorOverlayG, iColorOverlayB;

	TUint8 iBlackMap, iWhiteMap;

	};

#endif //__CFADER_H__