// Copyright (c) 1998-2009 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:

// ROTATION.CPP

// 

//

#include <mdaimageconverter.h>

#include "MdaImageConverterPriv.h"

//

// CMdaBitmapRotator

//

CMdaBitmapRotatorPriv* CMdaBitmapRotatorPriv::NewL()

	{

	CMdaBitmapRotatorPriv* self = new(ELeave) CMdaBitmapRotatorPriv;

	CleanupStack::PushL(self);

	self->ConstructL();

	CleanupStack::Pop(); // self

	return self;

	}

CMdaBitmapRotatorPriv::CMdaBitmapRotatorPriv():

	CActive(CActive::EPriorityStandard)

	{

	CActiveScheduler::Add(this);

	}

void CMdaBitmapRotatorPriv::ConstructL()

	{

	iBitmapRotator = CBitmapRotator::NewL();

	}

CMdaBitmapRotatorPriv::~CMdaBitmapRotatorPriv() 

	{

	Cancel();

	delete iBitmapRotator;

	}

void CMdaBitmapRotatorPriv::RotateL(MMdaImageUtilObserver& aObserver,CFbsBitmap& aSrcBitmap,CFbsBitmap& aTgtBitmap,CMdaBitmapRotator::TRotationAngle aAngle)

	{

	CancelRotation();

	iObserver = &aObserver;

	iBitmapRotator->Rotate(&iStatus, aSrcBitmap, aTgtBitmap, MapRotationAngle(aAngle));

	SetActive();

	}

void CMdaBitmapRotatorPriv::RotateL(MMdaImageUtilObserver& aObserver,CFbsBitmap& aBitmap,CMdaBitmapRotator::TRotationAngle aAngle)

	{	

	CancelRotation();

	iObserver = &aObserver;

	iBitmapRotator->Rotate(&iStatus, aBitmap, MapRotationAngle(aAngle));

	SetActive();

	}

void CMdaBitmapRotatorPriv::CancelRotation()

	{

	Cancel();

	}

void CMdaBitmapRotatorPriv::RunL()

	{

	ASSERT(iObserver);

	iObserver->MiuoConvertComplete(iStatus.Int());

	}

void CMdaBitmapRotatorPriv::DoCancel()

	{

	iBitmapRotator->Cancel();

	}

CBitmapRotator::TRotationAngle CMdaBitmapRotatorPriv::MapRotationAngle(CMdaBitmapRotator::TRotationAngle aAngle)

	{

	ASSERT(TInt(CBitmapRotator::ERotation90DegreesClockwise)==TInt(CMdaBitmapRotator::ERotation90DegreesClockwise));

	ASSERT(TInt(CBitmapRotator::ERotation180DegreesClockwise)==TInt(CMdaBitmapRotator::ERotation180DegreesClockwise));

	ASSERT(TInt(CBitmapRotator::ERotation270DegreesClockwise)==TInt(CMdaBitmapRotator::ERotation270DegreesClockwise));

	ASSERT(TInt(CBitmapRotator::EMirrorHorizontalAxis)==TInt(CMdaBitmapRotator::EMirrorFlipHorizontal));

	ASSERT(TInt(CBitmapRotator::EMirrorVerticalAxis)==TInt(CMdaBitmapRotator::EMirrorFlipVertical));

	// We have to swap these flags over as they have different meanings in MDA and ICL

	CBitmapRotator::TRotationAngle angle = CBitmapRotator::TRotationAngle(aAngle);

	switch (aAngle)

		{

		case CMdaBitmapRotator::EMirrorFlipHorizontal:

			angle = CBitmapRotator::EMirrorVerticalAxis;

			break;

		case CMdaBitmapRotator::EMirrorFlipVertical:

			angle = CBitmapRotator::EMirrorHorizontalAxis;

			break;

		default:

			// Do nothing

			break;

		}

	return angle;

	}