/*

* Copyright (c) 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:

*

*/

#ifndef CXUIFAKEAUTOFOCUSCONTROL_H

#define CXUIFAKEAUTOFOCUSCONTROL_H

#include "cxeautofocuscontrolsymbian.h"

#include "cxestatemachine.h"

//forward declarations

class CxeCameraDevice;

class CxeAutoFocusControlSymbian;

/**

 * CxeAutoFocusControl is responsible for handling Autofocus events from the camera adaptation.

 * It also routes the Autofocus successful and failed events to the clients interested in Žknowing the

 * status of Autofocus.

 */

class CxuiFakeAutoFocusControl : public CxeAutoFocusControlSymbian

{

    Q_OBJECT

public:

    CxuiFakeAutoFocusControl( CxeCameraDevice &cameraDevice );

    virtual ~CxuiFakeAutoFocusControl();

    CxeError::Id  start();

    void cancel();

    void setMode( CxeAutoFocusControl::Mode newMode );

    CxeAutoFocusControl::Mode mode() const;

    CxeAutoFocusControl::State state() const;

    bool supported() const;

    int setFakeState(CxeAutoFocusControl::State);

protected: // from CxeStateMachine    

    void handleStateChanged( int newStateId, CxeError::Id error );

private:

    // handles to-do things if the event is AF event

    void handleAfEvent(int eventUid, int error);

private:

    CxeCameraDevice &mCameraDevice;

    CCamera::CCameraAdvancedSettings *mAdvancedSettings; // not owned

    CxeAutoFocusControl::Mode mAfMode;

    CCamera::CCameraAdvancedSettings::TFocusRange mAFRange;

};

#endif // CXUIFAKEAUTOFOCUSCONTROL_H