// 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