// 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:

//

#ifndef WSDYNAMICRESBASE_H_

#define WSDYNAMICRESBASE_H_

#include "t_wsdynamicreswinbase.h"

#include <graphics/surface.h>

#include "surfaceutility.h"

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

//

// Asserting wrapper around dereferencing a pointer that might be NULL.

// I don't want to fill the test code with checks that this pointer is not null before calling surface utility methods....

//

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

template <class Referee,class LoggerOwner>

class	SafePointer

	{

public:

	SafePointer(LoggerOwner* aOwner,Referee* aReferee=NULL):

		iOwner(aOwner),	iReferee(aReferee)

		{}

	Referee*	operator=(Referee* aReferee)

		{

		return iReferee=aReferee;

		}

	Referee*&	operator()()

		{

		return iReferee;

		}

	Referee*	operator->()

		{

		if (iReferee==NULL)

			{

			iOwner -> INFO_PRINTF1(_L("Tried to dereference a pointer that is null!"));

			User::Panic(_L("null pointer"),__LINE__);

			}

		return iReferee;

		}

private:

	LoggerOwner* iOwner;

	Referee* iReferee;

	};

/**

 * Base class test harness that provides facilities for windowing and surface testing

 * 

 **/

class CWsDynamicResBase : public CWsDynamicResWinBase

{

public:

	CWsDynamicResBase();

	virtual ~CWsDynamicResBase();

	virtual void SetupL();

	virtual void SetupL(TBool aUseOtherScreenForInfo);

	virtual void TearDownL();

	virtual void TearDownFromDeleteL();

	/* Note that each derived test class needs to declare a static function to register tests.

	 * This should match the following prototype:

	static CTestSuite* CreateSuiteL( const TDesC& aName );

	*/ 

	protected:

	void UISurfaceL(TSurfaceId& aSurfaceId) const;

	void CommonSurfaceWindowSetupL(RWindow& aWindow, TSurfaceId& aSurface, const TRgb& aColor);

	void CommonOverlayWindowSetupL(RWindow& aWindow, const TRgb& aColor);

	void ResizeTestCommonSetupL(RWindow& aWindow, const TRgb& aColor);

	void LargerTestWindow(TInt aPercentOfBack=80);

	void MakeExtraChildWindowL(const RWindowBase& aFromParent,TRect aChildRect,TRgb aChildColor);

	struct LoopingGcPtr;

	LoopingGcPtr	LoopBeginActivateWithWipe(const TRegion& aRegion,RWindow& aWin,TRgb aColor);

	CWindowGc*	BeginActivateWithWipe(TBool aInvalidate,RWindow& aWin,TRgb aColor=TRgb(0,0));

	CWindowGc*	BeginActivateWithWipe(TBool aInvalidate,TRect aRect,RWindow& aWin,TRgb aColor=TRgb(0,0));

	CWindowGc*	BeginActivateWithWipe(const TRegion& aRegion,RWindow& aWin,TRgb aColor);

	static CFbsBitmap* RotateBitmapLC(const CFbsBitmap* aSrcBitmap);

	void Pause(TInt aMilliseconds);

	TInt	RegionDiffForUiLayer(TInt aUiLayer);	//returns values from TRegionExtend::TOverlapFlags enumeration

	enum	 FastPathMode

		{	//Tereat this as bit flags or distinct states as you wish.

			EFpExternalOpaque=0,

			EFpUiOpaque=1,

			EFpUiBlended=2,

			EFpUiComplex=3,			//If ony this is set then both blended and opaque are full=screen

			EFpUiRegions=4,			//If this FLAG is set then the regions are less than full-screen. Never occurs on its own

			EFpUiRegionsOpaque=5,			//If this is set then the regions are less than full-screen

			EFpUiRegionsBlended=6,			//If this is set then the regions are less than full-screen

			EFpUiRegionsComplex=7	//This is the expected setting for windowed cr1108 optimisation. 

		};

	FastPathMode	DeduceUiFastPathMode();

protected:

	SafePointer<CSurfaceUtility,CWsDynamicResBase> iUtility;

	class TPostTestCleanup

		{

		protected:

		TPostTestCleanup()	{}

		public:

		mutable CSurfaceUtility*	iSharedUtility;

		mutable TBool				iCleanedUpOnExit;

		void				CreateSharedUtilityL()const ;

		};

	static const TPostTestCleanup& PostTestCleanupInstance();

	RBlankWindow	iTestBack;

	RWindow	iTestFront;

	RWindow	iTestChild;

	RWindow	iTestSecondChild;

	static const TUidPixelFormat KSurfaceFormat = EUidPixelFormatXRGB_8888;

	static const TInt KBytesPerPixel = 4;	// Four bytes per pixel for the format above.

private:

};

struct CWsDynamicResBase::LoopingGcPtr

	{

	LoopingGcPtr(const TRegion& aRegion,RWindow& aWin,TRgb aColor,CWindowGc *aGc)

		:	iRegion(aRegion),	iWin(aWin),	iColor(aColor), iGc(aGc), iPass(-1)	

		{ operator++();	}

	LoopingGcPtr(const LoopingGcPtr& aRhs)

		:	iRegion(aRhs.iRegion),	iWin(aRhs.iWin),	

			iColor(aRhs.iColor), iGc(aRhs.iGc),

			iPass(aRhs.iPass)	

		{}

	void operator ++();	

	operator bool()		{ return iPass>=0?iGc:(CWindowGc *)NULL;	}

	CWindowGc * operator ->()	{ return iPass>=0?iGc:(CWindowGc *)NULL;	}

	const TRegion& iRegion;

	RWindow& iWin;

	TRgb iColor;

	CWindowGc *iGc;

	TInt iPass;

	};

#define LOG_AND_PANIC_IF_NOT_GCE											\

		{																	\

		if (!GCEIsSupported())												\

			{																\

			INFO_PRINTF1(_L("Test skipped: GCE support is not loaded"));	\

			User::Panic(_L("GCE.Wrong.Mode"),1);							\

			return;															\

			}																\

		}

#endif /*WSDYNAMICRESBASE_H_*/