// 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:

//

/**

 @file

 @test

 @internalComponent - Internal Symbian test code

*/

#ifndef BUFFERDRAWER_H_

#define BUFFERDRAWER_H_

#include <bitstd.h>

#include <graphics/wsgraphicdrawer.h>

#include <graphics/wsgraphicdrawerinterface.h>

// A buffer drawer 

NONSHARABLE_CLASS(CWsBufferGraphicDrawer): public CWsGraphicDrawer

	{

public:

	enum {EImplUid = 0x10285D54};	

public:		

	static CWsBufferGraphicDrawer* NewL();

	virtual ~CWsBufferGraphicDrawer();

 	// override CWsGraphicDrawer

	virtual void ConstructL(MWsGraphicDrawerEnvironment& aEnv,const TGraphicDrawerId& aId, MWsClient& aOwner, const TDesC8& aData);

	virtual void HandleMessage(const TDesC8& aData);

protected:

	// override CWsGraphicDrawer

	virtual void DoDraw(MWsGc& aGc, const TRect& aRect, const TDesC8& aData) const;

private:

	void DoUpdateWhiteLinePos(TInt aWhiteLinePos);

private:

	TInt iWhiteLinePos;

};

#endif /*BUFFERDRAWER_H_*/