// Copyright (c) 2006-2009 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:

//

#include <ecam/ecamdirectviewfinder.h>

#include <ecam/ecamdirectviewfinderuids.hrh>

#include <ecam/mcameradirectviewfinder.h>

/**

Factory function for creating the CCameraDirectViewFinder object.

@param aCamera 

	   a reference to a CCamera object providing the settings.

@return a pointer to a fully constructed CCameraDirectViewFinder object.

@leave KErrNoMemory Out of memory Or any other system-wide error code.

*/

EXPORT_C CCamera::CCameraDirectViewFinder* CCamera::CCameraDirectViewFinder::NewL(CCamera& aCamera)

	{

	CCamera::CCameraDirectViewFinder* self = new (ELeave)CCamera::CCameraDirectViewFinder(aCamera); 

	CleanupStack::PushL(self);

	self->ConstructL();

	CleanupStack::Pop(self);

	return self; 

	}

void CCamera::CCameraDirectViewFinder::ConstructL()

	{

	SetImplHandle();

	if(iImpl == NULL)

		{

		User::LeaveIfError(KErrNotSupported);		

		}

	}

/**	

CCameraDirectViewFinder Constructor.

@param aOwner

       a reference to a CCamera object providing the settings. 

*/

CCamera::CCameraDirectViewFinder::CCameraDirectViewFinder(CCamera& aOwner): iOwner(aOwner), iImpl(NULL)

	{

	}

/** 

Pauses the direct viewfinder   

@leave KErrNoMemory: Out of memory. 

@note   This will pause the direct viewfinder which is started using the CCamera method.

@see	CCamera::StartViewFinderDirectL(RWsSession& aWs,CWsScreenDevice& aScreenDevice,RWindowBase& aWindow,TRect& aScreenRect)

@see	CCamera::StartViewFinderDirectL(RWsSession& aWs,CWsScreenDevice& aScreenDevice,RWindowBase& aWindow,TRect& aScreenRect,TRect& aClipRect)

*/

EXPORT_C void CCamera::CCameraDirectViewFinder::PauseViewFinderDirectL() 

	{

	iImpl->PauseViewFinderDirectL();

	}

/** 

Resumes the direct viewfinder   

@leave KErrNoMemory Out of memory.

@note   This will resume the direct viewfinder which is started using the CCamera method.

@see	CCamera::StartViewFinderDirectL(RWsSession& aWs,CWsScreenDevice& aScreenDevice,RWindowBase& aWindow,TRect& aScreenRect)

@see	CCamera::StartViewFinderDirectL(RWsSession& aWs,CWsScreenDevice& aScreenDevice,RWindowBase& aWindow,TRect& aScreenRect,TRect& aClipRect)

*/

EXPORT_C void CCamera::CCameraDirectViewFinder::ResumeViewFinderDirectL()

	{

	iImpl->ResumeViewFinderDirectL();

	}

/** 

Gets the current view finder state.

@return  Retrieves the current direct view finder state.

@note   This will retrieve the state of the direct viewfinder which is started using the CCamera method.

@see	CCamera::StartViewFinderDirectL(RWsSession& aWs,CWsScreenDevice& aScreenDevice,RWindowBase& aWindow,TRect& aScreenRect)

@see	CCamera::StartViewFinderDirectL(RWsSession& aWs,CWsScreenDevice& aScreenDevice,RWindowBase& aWindow,TRect& aScreenRect,TRect& aClipRect)

*/

EXPORT_C CCamera::CCameraDirectViewFinder::TViewFinderState CCamera::CCameraDirectViewFinder::ViewFinderState() const

	{

	return iImpl->ViewFinderState();

	}

/**

Destructor

*/	

EXPORT_C CCamera::CCameraDirectViewFinder::~CCameraDirectViewFinder()

	{

	if (iImpl != NULL)

		{

		iImpl->Release();

		}

	}	

/** 

Gets the handle to the implementer's MCameraDirectViewFinder derived class.

*/	

void CCamera::CCameraDirectViewFinder::SetImplHandle()

	{

	if(iImpl == NULL)

		{

		iImpl = static_cast<MCameraDirectViewFinder*>(iOwner.CustomInterface(KECamMCameraDirectViewFinderUid));

		}

	}