// Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).+
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// All rights reserved.+
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// This component and the accompanying materials are made available+
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// under the terms of "Eclipse Public License v1.0"+
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// which accompanies this distribution, and is available+
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".+
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//+
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// Initial Contributors:+
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// Nokia Corporation - initial contribution.+
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//+
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// Contributors:+
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//+
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// Description:+
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//+
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+
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/**+
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 @file+
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 @publishedAll+
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 @released+
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*/+
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#ifndef  ECAMDIRECTVIEWFINDER_H+
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#define  ECAMDIRECTVIEWFINDER_H+
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+
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#include <e32base.h>+
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#include <ecam.h>+
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#include <ecam/ecamdirectviewfinderuids.hrh>+
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+
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class MCameraDirectViewFinder;+
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+
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/** +
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UID used to identify the CCameraDirectViewFinder API.+
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+
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@see CCamera::CCameraDirectViewFinder+
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*/+
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static const TUid KECamDirectViewFinderUid 	= {KECamDirectViewFinderUidValue};+
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+
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/** +
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CCamera direct view finder class is used to provide support for Direct View Finder functionalities like pause/resume.+
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+
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@note This class is not intended for sub-classing and used to standardise existing+
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       varieties of implementations.+
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+
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@note   This class features are supposed to be meant for the direct viewfinder started using CCamera methods.+
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+
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@note   If the class methods leave, the output type parameter value is not guaranteed to be valid.+
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+
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@publishedAll+
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@released+
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*/+
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class CCamera::CCameraDirectViewFinder : public CBase+
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	{+
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	/* so can use internal factory functions etc. */+
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	friend class CCamera;+
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+
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public:+
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   +
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	/** Specifies direct viewfinder state. */ +
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	enum TViewFinderState+
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		{+
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		/** View Finder is activated */  +
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		EViewFinderActive, 	 +
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		/** View Finder has been paused */+
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		EViewFinderPause,	 +
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		/** View Finder has been stopped or hasn't yet started. Default state. */+
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		EViewFinderInActive+
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		};+
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	+
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public:+
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+
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	IMPORT_C static CCameraDirectViewFinder* NewL(CCamera& aOwner);+
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+
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    IMPORT_C void PauseViewFinderDirectL();+
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	IMPORT_C void ResumeViewFinderDirectL();+
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	IMPORT_C TViewFinderState ViewFinderState() const;+
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	+
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	IMPORT_C ~CCameraDirectViewFinder();+
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    +
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private:+
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	CCameraDirectViewFinder(CCamera& aOwner);+
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	void ConstructL();+
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	+
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	void SetImplHandle();+
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	+
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private:	+
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	CCamera&                	iOwner;+
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	MCameraDirectViewFinder* 	iImpl;  // not owned+
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   };		+
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    +
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#endif // ECAMDIRECTVIEWFINDER_H+
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