include/vrvOsg/DtOsgEventHandler.h

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/****************************************************************************** 
** Copyright (c) 2008 MAK Technologies, Inc. 
** All rights reserved. 
******************************************************************************/ 
/****************************************************************************** 
** $RCSfile: DtOsgEventHandler.h,v $ $Revision: 1.12 $ $State: Exp $ 
******************************************************************************/ 
 
 
#pragma once

#include <vrvOsg/vrvOsg.h> 
#include <osgViewer/ViewerEventHandlers>
#include <vrvOsg/DtOsgKeyAndMouseEventListener.h>

namespace osgViewer
{
   class Window;
}
 
namespace makVrv 
{ 
   class DtOsgKeyAndMouseEventListener;
   class DtChannel;
   
   class DT_DLL_VRVOSG DtOsgEventHandler : public osgGA::GUIEventHandler
   {
   public:
      DtOsgEventHandler( DtOsgKeyAndMouseEventListener* listener,
         DtChannel* channel);
      
      virtual ~DtOsgEventHandler();
      
      virtual bool handle( const osgGA::GUIEventAdapter& ea, 
         osgGA::GUIActionAdapter& );
     
      inline DtChannel* channel()
      {
         return myChannel;
      }

      inline const DtChannel* channel() const
      {
         return myChannel;
      }

      virtual void accept( osgGA::GUIEventHandlerVisitor& v )
      {
         v.visit(*this);
      }

      void setListener( DtOsgKeyAndMouseEventListener* listener );
      
   private:
      DtOsgEventHandler( const DtOsgEventHandler& );
      
      DtOsgEventHandler& operator=( const DtOsgEventHandler& );
    
   protected:
      
      DtOsgKeyAndMouseEventListener* myOsgListener;
      DtChannel* myChannel;
   }; 
}