/*

* Copyright (c) 2008-2009 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:   Definition of CHuiCanvasWsBitGc.

*

*/

#ifndef __HUICANVASWSBITGC_H__

#define __HUICANVASWSBITGC_H__

#include <uiacceltk/HuiVisual.h>

#include "huicanvaswsgc.h"

#include "huicanvaswsswgc.h"

#include "huicanvaspainter.h"

#include <bitstd.h>

const TInt KHuiCanvasWsBitGcRegionGranularity = 10;

/**

 * This class is used internally by the toolkit and thus should

 * not be used by the applications directly.

 */

NONSHARABLE_CLASS(CHuiCanvasWsBitGc) : public CHuiCanvasWsSwGc

{

private:

    /**

     * Constructor.

     */

    CHuiCanvasWsBitGc();

    /**

     * Second-phase constructor.

     */

    void ConstructL();

public:

    /**

     * Constructor.

     */

    static CHuiCanvasWsBitGc* NewL();

    /**

     * Destructor.

     */

    ~CHuiCanvasWsBitGc();

public:

    // Canvas functionality

	virtual void BeginActionL(TInt aAction, TRect aDisplayRect,const CHuiCanvasVisual& aUser, TBool aIsCachePrepared, const TRegion& aUpdateRegion);

	virtual void EndActionL(const TRegion& aUpdateRegion, TBool aUpdateDisplay);

    virtual THuiCanvasWsGcType Type() const;

    virtual void ClearCache();

    virtual TBool IsRenderBufferEnabled() const;

};    

#endif  // __HUICANVASWSBITGC_H__