DtLightPointManager.h

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/******************************************************************************
** Copyright (c) 2025 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/


#pragma once

#include <vrvCore/vrvCore.h>

#include <vrvUtil/DtVirtualBaseClass.h>
#include <vrvUtil/DtSignalConnectionManager.h>
#include <vrvUtil/DtLightPointTable.h>
#include <vrvUtil/DtReservedElementsBuffer.h>

#include <string>

namespace makVrv
{
   class DtDe;

   class DT_DLL_VRVCORE DtLightPointManager : public DtVirtualBaseClass
   {
      friend class DtDeSharedState;

   public:
      struct DtLightPointGroupEntry
      {
         int myGroupColorIndex = 0;
         int myReferenceCount = 0;
      };

      typedef std::pair<std::string, DtLightPointGroupEntry> GroupIdPair;
      typedef std::map<std::string, DtLightPointGroupEntry> GroupIdMap;

   public:
      static bool isLightPointGroupNameComplete(const std::string& lightPointGroupName);

      static DtLightPointManager& instance(DtDe& de);

      static void registerInstance(DtDe& de, DtLightPointManager* manager);

      static const std::string& theClassName();

      static float defaultLightPointRange();

   public:

      DtLightPointManager(DtDe& de);

      virtual bool groupExists(const std::string& group) const;

      virtual DtColorValue groupColor(const std::string& group);

      virtual int groupId(const std::string& group, bool increaseReferenceCount = false);

      virtual int lightPointMaxCode();

      void setGroupColor(const std::string& group, float colorR, float colorG, float colorB, float colorA);

      virtual void setGroupColor(const std::string& group, const DtColorValue& color, bool createGroupIfNonexistent = true);

      virtual const GroupIdMap& groupIdMap();


   protected:

      virtual ~DtLightPointManager();

      void local_setGroupColor(const std::string& group, const DtColorValue& color, bool createGroupIfNonexistent);

   protected:

      DtSignalConnectionManager mySignals;

      DtDe& myDe;

      //Internal light point table. Restricted access. Use light point manager to modify this table.
      DtLightPointTable myLightsTable;

      GroupIdMap myGroupIds;

      std::map<std::string, std::vector<std::string>> myEntityTypeNameToSubGroupNamesMap;

      DtReservedElementsBuffer<DtColorValue> myGroupColors;

      std::map<std::string, DtColorValue> myColorsAwaitingGroupCreation;

      int myLastUpdateLightPointMaxCode;

   protected:

      static const std::string theLightFilename;
      static const std::string theLightTunningFilename;
      static const std::string theLightDefaultValuesXmlFilename;
      static const std::string theLightDefaultValuesCsvFilename;
   
   };
}