/*

* Copyright (c) 2006 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:  Definition of the ControlFactoryImpl class.

*

*/

#ifndef C_CCONTROLFACTORYIMPL_H

#define C_CCONTROLFACTORYIMPL_H

#include <e32base.h>

namespace multimedia

    {

    // Forward declaration

    class MStreamControl;

    class MSourceControl;

    class MEffectControl;

    class MDataBuffer;

    class MSinkControl;

    class CMultimediaFactoryImpl;

    class CDownloadGateway;

    /**

    *  Implements the MultimediaFactor Implementation

    *  @lib EnhancedMediaClient.lib

    *  @since S60 v3.2

    */    

    class CMultimediaFactoryImpl : public CBase                                             

        {

        public:

            /**

             * Function to Create the Object.

             */

            static CMultimediaFactoryImpl* NewL();

            /**

            * Destructor.

            */

            ~CMultimediaFactoryImpl();

            /**

            * Creates the StreamControl 

            *

            * @since S60 v3.2

            * @param aType      UID of Stream Type

            * @param aControl   Actual Pointer returned

            */            

            TInt CreateStreamControl( TUid aType, MStreamControl*& aControl );

            /**

            * Deletes the StreamControl 

            *

            * @since S60 v3.2

            * @param aControl   Stream Control to be Deleted

            */            

            TInt DeleteStreamControl( MStreamControl*& aControl );

            /**

            * Creates the SourceControl 

            *

            * @since S60 v3.2

            * @param aType      UID of Source Type

            * @param aControl   Actual Pointer returned

            */            

            TInt CreateSourceControl( TUid aType, MSourceControl*& aControl );

            /**

            * Deletes the SourceControl 

            *

            * @since S60 v3.2

            * @param aControl   Source Control to be Deleted

            */            

            TInt DeleteSourceControl( MSourceControl*& aControl );

            /**

            * Creates the SinkControl 

            *

            * @since S60 v3.2

            * @param aType      UID of Sink Type

            * @param aControl   Actual Pointer returned

            */            

            TInt CreateSinkControl( TUid aType, MSinkControl*& aControl );

            /**

            * Deletes the SinkControl 

            *

            * @since S60 v3.2

            * @param aControl   Sink Control to be Deleted

            */            

            TInt DeleteSinkControl( MSinkControl*& aControl );

            /**

            * Creates the EffectControl 

            *

            * @since S60 v3.2

            * @param aType      UID of Effect Type

            * @param aControl   Actual Pointer returned

            */            

            TInt CreateEffectControl( TUid aType, MEffectControl*& aControl );

            /**

            * Deletes the EffectControl 

            *

            * @since S60 v3.2

            * @param aControl   Effect Control to be Deleted

            */            

            TInt DeleteEffectControl( MEffectControl*& aControl );

            /**

            * Creates the MDataBuffer

            *

            * @since S60 v3.2

            * @param aType      UID of Buffer Type

            * @param aSize      Size of the Buffer

            * @param aBuffer   Actual Pointer returned

            */            

            TInt CreateDataBuffer( TUid aType, TUint aSize, MDataBuffer*& aBuffer );

            /**

            * Deletes the MDataBuffer

            *

            * @since S60 v3.2

            * @param aControl   Buffer to be Deleted

            */            

            TInt DeleteDataBuffer( MDataBuffer*& aBuffer );

        private:

            CMultimediaFactoryImpl();

            void ConstructL();

        private:

            // Pointer to the Download Gateway.

            CDownloadGateway* iGateway;

        };

    } // namespace multimedia

#endif // C_CCONTROLFACTORYIMPL_H

// End of file