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/*
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* Copyright (c) 2007 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: Defines abstract API's for the controller observers*
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*/
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#ifndef CAMCONTROLLEROBSERVERS_H
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#define CAMCONTROLLEROBSERVERS_H
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/**
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* Controller events that are reported to observers through the
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* MCamControllerObserver interface
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*
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* @since 2.8
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*/
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enum TCamControllerEvent
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{
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ECamEventControllerReady, // New request can be issued to CCamAppController
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ECamEventEngineStateChanged,
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ECamEventOperationStateChanged,
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ECamEventSnapshotReady,
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ECamEventCaptureComplete,
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ECamEventRecordComplete,
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ECamEventCounterUpdated,
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ECamEventZoomStateChanged,
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ECamEventFocusCancelled,
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ECamEventFlashStateChanged,
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ECamEventSceneStateChanged,
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ECamEventAudioMuteStateChanged,
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ECamEventContAFStateChanged,
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ECamEventVideoFileTypeChanged,
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ECamEventImageQualityChanged,
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ECamEventVideoQualityChanged,
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ECamEventSaveLocationChanged,
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ECamEventSaveComplete,
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ECamEventSaveCancelled,
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ECamEventVideoPauseTimeout,
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ECamEventMediaFileChanged,
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ECamEventExitRequested,
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ECamEventCallStateChanged,
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ECamEventMemoryCardHotswap,
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ECamEventCameraChanged,
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ECamEventSetupStateChanged,
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ECamEventZoomSetupChanged,
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ECamEventMacroSwitchChanged,
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ECamEventSliderOpen,
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ECamEventSliderClosed,
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ECamEventInvalidMemoryCard,
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ECamEventVfOverlayChanged, // Yet only for CAMERAAPP_PRODUCT_SUPPORTS_VF_GRID
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ECamEventUserModeChanged,
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ECamEventHistogramChanged,
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ECamEventLocationSettingChanged,
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ECamEventRestoreCameraSettings,
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ECamEventExposureChanged,
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ECamEventVideoStabChanged,
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ECamEventImageData,
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ECamEventFaceTrackingStateChanged,
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ECamEventInitReady,
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ECamEventSnapshotRotated
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};
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// FORWARD DECLARATIONS
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class CFbsBitmap;
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// CLASS DECLARATION
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/**
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* Abstract API for viewfinder observer.
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* Derived classes may register as viewfinder observers to get
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* related notifications from CCamAppController.
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*
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* @since 2.8
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*/
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//class MCamViewFinderObserver
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// {
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// public:
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// /**
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// * New viewfinder frame is available
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// * @since 2.8
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// * @param aFrame pointer to the bitmap. This pointer is valid until
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// * the call returns. Ownership not transferred.
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// * @param aFrozen whether or not the viewfinder has been frozen
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// */
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// virtual void ShowViewFinderFrame( const CFbsBitmap* aFrame, TBool aFrozen ) = 0;
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// };
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/**
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* Abstract API for controller observer.
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* Derived classes may register as controller observers to
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* get related notifications about state changes in CCamAppController and
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* engine notifications.
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*
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* @since 2.8
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*/
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class MCamControllerObserver
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{
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public:
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/**
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* Handle an event from CCamAppController.
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* @since 2.8
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* @param aEvent the controller event that has occurred
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* @param aError any reported error
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*/
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virtual void HandleControllerEventL( TCamControllerEvent aEvent,
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TInt aError ) = 0;
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};
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#endif // CAMCONTROLLEROBSERVERS_H
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// End of File
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