DtAttachManager.h

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/******************************************************************************
** Copyright (c) 2020 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/


#pragma once

#include <vrvCore/vrvCore.h>
#include <vrvCore/DtUniqueID.h>
#include <vrvUtil/DtVirtualBaseClass.h>
#include <vrvCore/DtElementData.h>
#include <vrvCore/DtObserverObject.h>

#include <vrvUtil/DtSignalConnectionManager.h>
namespace makVrv
{
   class DtDe;
   class DtDriverManager;
   class DtObserver;
   
   class DT_DLL_VRVCORE DtAttachManager : public DtVirtualBaseClass
   {
   public:
      
      typedef std::vector<DtElementEntry::ElementType> ElementTypeList;
      typedef std::vector<int> PartList;
      
      static DtAttachManager& instance(DtDe& de);
         
      virtual ~DtAttachManager();     
      
      void setCurrentAttachableTypes( const ElementTypeList& currentFilterType );

      const ElementTypeList& currentAttachableTypes() const;

      void getAttachableParts(DtElementID id, PartList& outputPartList) const;     
      
      void toggleOrientToTargetConstraint( DtObserver* observer );

      //Emitted when an observer's hide model flag changed
      boost::signalslib::signal< void (DtObserver*) > signal_hideModelChanged;

      //Emitted when an observer's attached to list changes
      boost::signalslib::signal< void (DtObserver*) > signal_attachedToChanged;
      
      //Emitted when an observer's attach type changes
      boost::signalslib::signal< void (DtObserver*) > signal_attachTypeChanged;

      //Emitted when an observer's attach part changes
      boost::signalslib::signal< void (DtObserver*) > signal_attachPartChanged;
      
      boost::signalslib::signal< void (const ElementTypeList&) > signal_currentFilterTypeChanged;
          
   protected:  
      DtAttachManager(DtDe& de);
      
      void slot_objectsRemoved(const DtElementData::UniqueIdList& removedList );    

      void slot_terrainClosed();

   protected:    
      DtDe& myDe;
      ElementTypeList myCurrentFilterTypes;
      DtSignalConnectionManager myConnections;
   };

}