DtOsgSensorViewOverlaySection.h

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/******************************************************************************
** Copyright (c) 2015 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/



#pragma once

#include <vrvOsg/vrvOsg.h>
#include <vrvCore/DtUniqueID.h>
#include <vrvUtil/DtVirtualBaseClass.h>
#include <list>

namespace makVrv
{
   class DtDe;
   class DtOsgObserverObject;
   class DtOverlayRenderer;
   class DtSensorFieldOfViewData;

   class DT_DLL_VRVOSG DtOsgSensorViewOverlaySection
   {
   public:
      friend class DtOsgSensorViewOverlaySectionCreator;

      virtual ~DtOsgSensorViewOverlaySection();

      virtual void initialize(DtOverlayRenderer& overlayRenderer, 
         unsigned int windowWidth, unsigned int windowHeight);

      virtual void setWindowSize(unsigned int windowWidth, unsigned int windowHeight);

      virtual double currentToInitialSizeRatio() const;

      virtual void update(const DtOsgObserverObject& observer,
         const DtSensorFieldOfViewData& state) = 0;

   protected:

      DtOsgSensorViewOverlaySection(DtDe& de);

   protected:

      makVrv::DtDe& myDe;
      unsigned int myWindowWidth;
      unsigned int myWindowHeight;
      unsigned int myInitialWindowWidth;
      unsigned int myInitialWindowHeight;
   };

   class DT_DLL_VRVOSG DtOsgSensorViewOverlaySectionCreator : 
      public DtVirtualBaseClass
   {
   public:

      virtual DtOsgSensorViewOverlaySection* create(DtDe& de) = 0;

      virtual DtOsgSensorViewOverlaySectionCreator* clone() const = 0; 
   };

   typedef std::list<DtOsgSensorViewOverlaySectionCreator*> DtOsgSensorViewOverlaySectionCreators;
}