examples/ForumNokia/CameraExample/camerawrapper/epoc32/include/cameraengineobserver.h

/*
* ============================================================================
*  Name        : cameraengineobserver.h
*  Part of     : CameraWrapper
*  Description : Observer interface for camera engine (wrapper DLL)
*  Version     : %version: 1 %
*
*  Copyright (c) 2009 Nokia Corporation.
*  This material, including documentation and any related
*  computer programs, is protected by copyright controlled by
*  Nokia Corporation.
* ==============================================================================
*/

#ifndef __CCAMERAENGINEOBSERVER_H__
#define __CCAMERAENGINEOBSERVER_H__

// FORWARD DECLARATIONS
class CFbsBitmap;
class TECAMEvent;

enum TCameraEngineError
  {
  EErrReserve,
  EErrPowerOn,
  EErrViewFinderReady,
  EErrImageReady,
  EErrAutoFocusInit,
  EErrAutoFocusMode,
  EErrAutoFocusArea,
  EErrAutoFocusRange,
  EErrAutoFocusType,
  EErrOptimisedFocusComplete,  
  };
  

class MCameraEngineObserver
  {
public:

  virtual void MceoCameraReady() = 0;
  
  virtual void MceoFocusComplete() = 0;
  
  virtual void MceoCapturedDataReady( TDesC8* aData ) = 0;
  
  virtual void MceoCapturedBitmapReady( CFbsBitmap* aBitmap ) = 0;
  
  virtual void MceoViewFinderFrameReady( CFbsBitmap& aFrame ) = 0;
  
  virtual void MceoHandleError( TCameraEngineError aErrorType, TInt aError ) = 0;

  virtual void MceoHandleOtherEvent( const TECAMEvent& /*aEvent*/ ) {}
  };

#endif // __CCAMERAENGINEOBSERVER_H__

// eof

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