/*

* 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:    Set coefficient layout

*

*/

#ifndef T_GLXSETCOEFFICIENTLAYOUT_H

#define T_GLXSETCOEFFICIENTLAYOUT_H

#include <glxlayout.h>

#include <alf/alfTimedValue.h>

/**

 *  TGlxSetCoefficientLayout

 *  

 *  Resets the coefficient to a defined value.

 *  The value can be animated.

 *

 *  @lib glxlayouts.lib

 */

class TGlxSetCoefficientLayout : public TGlxLayout

	{

	public:

		/**

		 * Constructor.

		 */

		IMPORT_C TGlxSetCoefficientLayout();

		/**

		 * Destructor.

		 */

		IMPORT_C ~TGlxSetCoefficientLayout();

		/**

		 * Set layout type to which the coefficient is set

		 * @param aType the layout type, see @ref TGlxLayoutInfo::TLayoutType

		 */

		IMPORT_C void SetType( TGlxLayoutInfo::TLayoutType aType );

		/**

		 * SetCoefficient.

		 * @param aCoefficient the value to set

		 * @param aMilliseconds the target time for the coefficient value 

		 */

		IMPORT_C void SetCoefficient( TReal32 aCoefficient, TInt aMilliseconds );

	protected:	// From TGlxLayout

		/// @ref TGlxLayout::DoSetLayoutValues

		void DoSetLayoutValues( TGlxLayoutInfo& aInfo );

		/// @ref TGlxLayout::DoChanged

		TBool DoChanged() const;

		/// @ref TGlxLayout::DoClearChanged

		void DoClearChanged();

	private:

		/// Own: the type of the layout

		TGlxLayoutInfo::TLayoutType iType;

		/// Own: the timed value for the coefficient

	    TAlfTimedValue iCoefficient;

	};

#endif // T_GLXSETCOEFFICIENTLAYOUT_H