// 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

 */

 #ifndef UTILS_H

 #define UTILS_H

 #include <e32math.h>

 #include <w32std.h>

 /*******************************************************************************

  This is a wrapper round the horrific Math::Rand interface

  *******************************************************************************/

 const TInt KPosLimit = 350;

 _LIT(KLogFileName, "logging.log"); //to be used to replay the same testrun

 _LIT(KAnimDllName, "a0005924.dll");

 class CTestExecWatchCat;

 class CExecutionContext : public CBase

 	{

 	friend class CTestExecWatchCat;

 public:

 	class CLogMediator : public CBase

 		{

 	public:

 		TInt PlaybackInt ();

 		void RecordInt (TInt aIntToBeRecorded);

 		static CLogMediator* NewLC (CExecutionContext& aExecutionContext, RFs& aFs,	const TDesC& aFileName);

 		~CLogMediator ();

 	private:

 		CLogMediator (CExecutionContext& aExecutionContext);

 		void ConstructL (RFs& aFs, const TDesC& aFileName);

 	private:

 		RFile iLog;

 		CExecutionContext& iExecutionContext;

 		TInt64 iEntryNo;

 		TBool iStalled;

 		};

 	enum TExecutionMode

 		{

 		ECtxRandom,

 		ECtxRandomAndRecord,

 		ECtxPlayback

 		};

 	static CExecutionContext* NewL (TExecutionMode aExecutionMode, CTestExecWatchCat& aWatchCat);

 	TExecutionMode ContextMode ();

 	~CExecutionContext ();

 	void MediatorDestroyed (CLogMediator* aMediator);

 	void MediatorEmptied (CLogMediator* aMediator);

 private:

 	CExecutionContext (TExecutionMode aExecutionMode, CTestExecWatchCat& aWatchCat);

 	void ConstructL ();

 	CLogMediator& CreateLogMediatorL (const TDesC& aLogName);

 private:

 	RFs iFs;

 	RPointerArray<CLogMediator> iMediators;

 	CTestExecWatchCat& iWatchCat;

 	TExecutionMode iContextMode;

 	};

 class CTestExecWatchCat : public CBase

 	{

 	friend class CExecutionContext;

 public:

 	static CTestExecWatchCat* NewL (CExecutionContext::TExecutionMode aExecutionMode);

 	void SetLoggingPathL(const TDesC& aPath);

 private:

 	CTestExecWatchCat ( );

 	~CTestExecWatchCat ( );

 	void ConstructL (CExecutionContext::TExecutionMode aExecutionMode );

 	void ExecutionContextRunOut (CExecutionContext* aContext );

 private:

 	CExecutionContext* iExecutionContext;

 	};

 class TRnd

 	{

 public:

 	static TInt rnd ( TInt x = 0 );

 	static TInt64 Seed();

 	static void SetSeed(TInt64 aSeed);

 	static void SetLogMediator(CExecutionContext::CLogMediator* aMediator);

 	static void SetExecutionContext(CExecutionContext* aExecutionContext);

 private:

 	static TInt GenRand (TInt x );

 private:

 	static CExecutionContext::CLogMediator* iMediator;

 	static CExecutionContext* iExecutionContext;

 	static TInt64 iSeed;

 	friend class CTestExecWatchCat;

 	};

 class TTickUtils

 	{

 public:

 	static TUint32 CalcTickDelta (TUint32 tick1, TUint32 tick2 );

 	};

 /*******************************************************************************

  This is a small helper function for drawing regions

  *******************************************************************************/

 static void DrawRegion (const TRegion& aRegion, CGraphicsContext& aGc)

 	{

 	const TRect * rect = aRegion.RectangleList ();

 	for (TInt r = 0; r < aRegion.Count (); ++r)

 		{

 		aGc.DrawRect (*rect);

 		++rect;

 		}

 	}

 #endif // UTILS_H