// Copyright (c) 2007-2009 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:

// Tests the usage of Off-Screen Bitmap

// 

//

/**

 @file

 @test

 @internalComponent - Internal Symbian test code

*/

#ifndef __TFLICKERFREE_H__

#define __TFLICKERFREE_H__

#include <e32std.h>

#include <w32std.h>

#include "../tlib/testbase.h"

#include "AUTO.H"

#include <e32math.h>    //to include math finction rand()

#include "TGraphicsHarness.h"

//===================================================

// CBGWin Definition

//===================================================

class CBGWin : public CTWin

	{

public:

	CBGWin();

	~CBGWin();

	/*Draws and colors the rectagles that are to fill the screen.*/

	void Draw();

	void ConstructWin(TPoint, TSize, TBool);

	void EnableOSBd(TBool);

	};

//===================================================

// CFlickerTest Definition

//===================================================

class CTFlickerFree : public CTWsGraphicsBase

	{

public:

	CTFlickerFree(CTestStep* aStep);

	~CTFlickerFree();

	/*Sets the windowing environment,*/

	void ConstructL();

protected:

//from 	CTGraphicsStep - Calls the flicker-drawing test.

	virtual void RunTestCaseL(TInt aCurTestCase);

private:

	/*Starts first with flickering screen and after 4 senconds it

	  switches to flicker free drawing.*/

	void TestFlickering();

private:

	CBGWin *iBgWin;

	};

class CTFlickerFreeStep : public CTGraphicsStep

	{

public:

	CTFlickerFreeStep();

protected:

	//from CTGraphicsStep

	virtual CTGraphicsBase* CreateTestL();

	};

_LIT(KTFlickerFreeStep,"TFlickerFree");

#endif