// 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());

	}