camerauis/cameraxui/cxui/tsrc/cxuifakeviewfindercontrol.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 16 Apr 2010 14:51:30 +0300
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/*
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* Copyright (c) 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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#ifndef __CXUIFAKEVIEWFINDERCONTROL_H__
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#define __CXUIFAKEVIEWFINDERCONTROL_H__
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//  Include Files
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#include "cxeviewfindercontrolsymbian.h"
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#include "cxestatemachine.h"
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#include "cxesettings.h"
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//  Constants
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//  Class Definitions
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class CxeCameraDeviceControlSymbian;
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class CxeCameraDevice;
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class RWindowBase;
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class CxuiFakeViewfinderControl : public CxeViewfinderControlSymbian
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{
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    Q_OBJECT
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public:
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    CxuiFakeViewfinderControl( CxeCameraDevice &cameraDevice,
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            CxeCameraDeviceControlSymbian &mCameraDeviceControl);
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    virtual ~CxuiFakeViewfinderControl();
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public: // from base class
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    /*
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    * stops the view finder.
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    */
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    void stop();
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    /*
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    * Get current state of view finder control
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    * returns one of Vf states defined above.
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    */
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    State state() const;
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    /*
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    * Start view finder
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    * @return CxeEngine specific error code
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    */
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    CxeError::Id start();
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    /*
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    * Removes Viewfinder instance
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    */
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    void releaseCurrentViewfinder();
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protected: // from CxeStateMachine
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    void handleStateChanged( int newStateId, CxeError::Id error );
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private:
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    /*
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    * Intializes viewfinder based on VF mode
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    * returns CxeEngine Std error code
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    */
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   int initViewfinder();
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private:
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    CxeCameraDevice &mCameraDevice;
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    CxeCameraDeviceControlSymbian &mCameraDeviceControl;
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    RWindowBase *mWindow;
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    TRect mWindowRect;
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    CCamera::CCameraDirectViewFinder *mDirectViewfinder;
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    bool mDirectViewfinderInUse;
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};
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#endif  // __CXUIFAKEVIEWFINDERCONTROL_H__
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