DtOverlayDrawable.h

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/******************************************************************************
** Copyright (c) 2021 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/


#pragma once

#include <vrvOsg/vrvOsg.h>

#include <vrvGraphics/DtOverlayRenderer.h>

#include <osg/Drawable>

namespace osg
{
   class Camera;
}

namespace makVrv
{
   class DtOsgOverlayManager;
   class DtChannel;
   class DtDe;

   class DT_DLL_VRVOSG DtOverlayDrawable : public osg::Drawable
   {
   public:
      DtOverlayDrawable(DtDe& de, DtOsgOverlayManager& overlayManager, DtChannel& channel);

      DtOverlayDrawable(const DtOverlayDrawable&, const osg::CopyOp& copyop = osg::CopyOp::SHALLOW_COPY);

      virtual ~DtOverlayDrawable();

      DtOverlayDrawable() = delete;

      DtOverlayDrawable &operator=(
         const DtOverlayDrawable &other) = delete;

   public:
      virtual void setOverlayToRender(DtOverlayRenderer* renderer);

   public:
      virtual osg::Object* cloneType() const override;
      virtual osg::Object* clone(const osg::CopyOp& copyop) const override;

      virtual void drawImplementation(osg::RenderInfo& renderInfo) const override;

      virtual void setProjectionCamera(osg::Camera* camera);      

   protected:
      osg::Camera* myProjectionCamera;
      DtOverlayRenderer* myOverlayToRender;
      DtOsgOverlayManager& myOverlayManager;
      DtChannel& myChannel;
      
      DtDe& myDe;
   };
}