DtBullseyeManager.h

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/******************************************************************************
** Copyright (c) 2022 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/

#pragma once

#include <vrvCore/vrvCore.h>

#include <vrvUtil/DtSignalConnectionManager.h>
#include <vrvUtil/DtVirtualBaseClass.h>
#include <vrvCore/DtElementAttributeManager.h>
#include <vrvCore/DtElementData.h>

#include <vrvUtil/signalslib.h>

namespace makVrv
{
   class DT_DLL_VRVCORE DtBullseyeManager : public DtVirtualBaseClass
   {
   public:
      DtBullseyeManager(DtDe&);

      virtual ~DtBullseyeManager();

      static DtBullseyeManager& instance(DtDe& de);

      static void registerInstance(DtDe&, DtBullseyeManager*);

      std::string bullseyeName(const DtElementID& elementId) const;

      DtElementID bullseyElementId(const std::string& name) const;

      void setActiveBullsye(const DtElementID& bullseyeElementId);

      DtElementID activeBullseye() const;

      std::string activeBullseyeName() const;

      boost::signalslib::signal<void(const std::string& name)> 
         signal_selectedBullseyeChanged;

      boost::signalslib::signal<void(const std::string& name)>
         signal_bullseyeAdded;

      boost::signalslib::signal<void(const std::string& name)>
         signal_bullseyeRemoved;

      boost::signalslib::signal<void(const std::string& oldName, 
         const std::string& newName)> signal_bullseyeUpdated;

   protected:
      void addBullseye(const DtElementID& bullseyeElementId,
         const std::string& bullseyeDisplayName, bool makeActiveBullseyeIfNone=true);

      void removeBullseye(const DtElementID& bullseyeElementId);

      virtual void slot_elementsInitialized(
         const DtElementData::ElementIdList& elements);

      virtual void slot_elementsRemoved(
         const DtElementData::ElementIdList& elements);

      virtual void slot_attributesChanged(
         const DtElementAttributeManager::EntryAttributesList& list);

      virtual bool isBullseyeToManage(
         const DtElementID& potentialBullseyeElementId, std::string& displayName) const;

   protected:
      DtDe& myDe;
      std::map<DtElementID, std::string> myBullseyeObjectNames;
      DtElementID mySelectedBullseyeId;
      DtSignalConnectionManager myConnectionManager;
   };
}