DtConnectionObjects.h

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


#pragma once

#include <vrvCore/DtDataBank.h>
#include <vrvCore/DtUniqueID.h>
#include <boost/unordered_map.hpp>

#include <string>

namespace makVrv
{
   class DtDe;
   class DtSceneObject;

   class DtConnectionObjects
   {
   public:
      typedef boost::unordered_map< std::string, DtElementID > DisplayNameToElementIdMap;
      typedef boost::unordered_map< DtElementID, std::string > ElementIdToDisplayNameMap;
      typedef boost::unordered_map< DtElementID, DtSceneObject* > SceneObjectMap;

      DtConnectionObjects( DtDe& de );

      virtual ~DtConnectionObjects();

         // A useful utility
      DtSceneObject* sceneObjectFromElementId( DtElementID elementId, int modelSet );
  
      // Iterating through this list, iterator::first will provide all the display names;
      // iterator::second, all the elementIDs 
      const DisplayNameToElementIdMap& displayNames() const;

      // Iterating through this list, iterator::first will provide all the scene objects;
      // iterator::second, all the elementIDs 
      const DtConnectionObjects::SceneObjectMap& sceneObjects() const;

      // Find the element id given a display name
      DtElementID findElementID( const std::string& displayName ) const;

      // Get the display name from an element id
      std::string findDisplayName( DtElementID elementID ) const;

      // Get the object id from an element id
      std::string findObjectId( DtElementID elementID ) const;

      // Get the object type from an element id
      std::string findObjectType( DtElementID elementID ) const;

      // Note that DtSceneObject has an elementID method; so given a DtSceneObject,
      // you can also look up the display name (which, when using DIS or HLA/RPR is
      // the marking text
      DtSceneObject* findSceneObject(DtElementID elementId ) const;

      boost::signal< void (DtElementID entity ) > signal_entityAdded;
      boost::signal< void (DtElementID entity ) > signal_entityRemoved;

   protected:
    
      void slot_elementsReadyToProcess(const DtElementData::ElementIdList& elements);
      void slot_elementsRemoved( const DtElementData::ElementIdList& elements );

   protected:
      DtDe& myDe;
      DisplayNameToElementIdMap myDisplayNameToElementIdMap;
      ElementIdToDisplayNameMap myElementIdToDisplayNameMap;
      SceneObjectMap mySceneObjectMap;
      typedef std::vector<DtElementEntry*> EntityElementEntryList;
   };
}