// 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 coverage code for GraphicDrawer related code

 */

 #include "gdcoverage.h"

 #include <fbs.h>

 #include <bitdev.h>

 #include <bitstd.h>

 #include <gdi.h>

 #include <graphics/wsscreendevice.h>

 const TInt KDefaultScreen = 0;

 //

 CWsGraphicDrawerCoverage* CWsGraphicDrawerCoverage::NewL()

 	{

 	return new(ELeave) CWsGraphicDrawerCoverage;

 	}

 CWsGraphicDrawerCoverage::~CWsGraphicDrawerCoverage()

 	{

 	}

 void CWsGraphicDrawerCoverage::ConstructL(

 	MWsGraphicDrawerEnvironment& aEnv,

 	const TGraphicDrawerId& aId,

 	MWsClient& aOwner,

 	const TDesC8& aData)

 	{

 	BaseConstructL(aEnv, aId, aOwner);

 	iScreenId = KDefaultScreen;

 	if (aData.Length()>0)

 		iScreenId = aData[0];

 	MWsScreen* scr = aEnv.Screen(iScreenId);

 	User::LeaveIfNull(scr);

 	//NGA supports MWsScreenDevice and non-NGA supports MWsScreenConfig, MWsFrontBuffer, MWsBackBuffer

 	MWsScreenDevice* screenDevice = scr->ObjectInterface<MWsScreenDevice>();

 	if(screenDevice)

 		{

 		//empty for now

 		}

 	else

 		{

 		MWsScreenConfig* cfg = scr->ObjectInterface<MWsScreenConfig>();

 		User::LeaveIfNull(cfg);

 		TSize sizeInPixels = cfg->ScreenModeSizeInPixels();

 		__ASSERT_ALWAYS(sizeInPixels.iWidth>0 && sizeInPixels.iHeight>0, User::Invariant());

 		__ASSERT_ALWAYS(cfg->Stride()>0, User::Invariant());

 		__ASSERT_ALWAYS(cfg->ScalingFactor()==TSize(1,1), User::Invariant());

 		__ASSERT_ALWAYS(cfg->Origin()==TPoint(0,0), User::Invariant());

 		MWsFrontBuffer* fBuffer = scr->ObjectInterface<MWsFrontBuffer>();

 		User::LeaveIfNull(fBuffer);

 		__ASSERT_ALWAYS(fBuffer->GetBits()!=NULL, User::Invariant());

 		__ASSERT_ALWAYS(fBuffer->GetBitGc()!=NULL, User::Invariant());

 		}

 	MWsScreenRedraw* redraw = scr->ObjectInterface<MWsScreenRedraw>();

 	User::LeaveIfNull(redraw);

 	}

 void CWsGraphicDrawerCoverage::HandleMessage(const TDesC8& aData)

 	{

 	// wserv already check data size, and won't invoke this handler if it's empty

 	TBuf8<1> ack;

 	ack.Append(KGdCoverageInfoSig);

 	MWsGraphicDrawerEnvironment& env = Env();

 	MWsScreen* scr = env.Screen(iScreenId);

 	MWsScreenRedraw* redraw = scr->ObjectInterface<MWsScreenRedraw>();

 	switch (aData[0])

 		{

 		case KGdCoverageCmdQuery:

 			SendInfo();

 			break;

 		case KGdCoverageCmdCoverRedraw:

 			{

 			//Hint: for extra coverage in ScheduleRender find a way to call

 			//CWsTop::WindowServer()->AnimationScheduler()->Animate(*scr);

 			//cannot create a real observer, for coverage null is sufficient

 			redraw->SetObserver(NULL);

 			redraw->IsUpdatePending();

 			TTimeIntervalMicroSeconds interval(1);

 			redraw->ScheduleRender(interval);

 			const TRegion *r = redraw->AnimationRegion();

 			redraw->UpdateDevice();

 			//although redraw is actually a CScreenRedraw, we cannot include

 			//the ScreenRedraw.h here so the following methods are not available:

 			//redraw->AddRedrawRegion(*r, ETrue, ERedrawTopOnly);

 			//redraw->OnAnimation();

 			break;

 			}

 		default:

 			SendMessage(ack);

 			break;

 		}

 	}

 void CWsGraphicDrawerCoverage::DoDraw(MWsGc& /*aGc*/, const TRect& /*aRect*/, const TDesC8& /*aData*/) const

 	{

 	}

 void CWsGraphicDrawerCoverage::SendInfo()

 	{

 	TPckgBuf<TGdCoverageInfo> buf;

 	MWsScreen* scr = Env().Screen(iScreenId);

 	if (scr)

 		{

 		buf().iSignature = KGdCoverageInfoSig;

 		buf().iNumTests = 1;

 		}

 	TInt err = SendMessage(buf);

 	__ASSERT_ALWAYS(err>=KErrNone, User::Invariant());

 	}