DtMetaObjectFactory.h

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/*****************************************************************************
* Copyright (c) 2023 MAK Technologies, Inc.
* All rights reserved.
*****************************************************************************/


#pragma once

#include <vrvOsg/vrvOsg.h>

#include <vrvCore/DtUniqueID.h>

#include <vrvUtil/DtVirtualBaseClass.h>

#include <rapidjson/document.h>

#include <unordered_map>
#include <osg/Node>

namespace makVrv
{
   class DtMetaObjectCreator;
   class DtOsgArticulatedModel;

   class DT_DLL_VRVOSG DtMetaObjectFactory : public DtVirtualBaseClass
   {
   public:
      DtMetaObjectFactory() = delete;
      DtMetaObjectFactory(const DtMetaObjectFactory& rhs) = delete;
      DtMetaObjectFactory& operator=(const DtMetaObjectFactory& rhs) = delete;

      typedef std::unordered_map<std::string, DtMetaObjectCreator*> DtMetaObjectCreators;

      static DtMetaObjectFactory& instance(DtDe& de);

      virtual ~DtMetaObjectFactory();

      virtual void addCreator(const std::string& creatorName, DtMetaObjectCreator* creator);

      virtual DtVirtualBaseClass* createMetaObject(
         const std::string& metaFeatureName, osg::Node* node,
         DtOsgArticulatedModel* osgArticulatedModel,
         const rapidjson::Value& jsonObject, const std::string& modelDefName,
         const DtElementID elementId, const DtUniqueID uniqueId
         , const unsigned int nodeTypeIndex) const;

      const DtMetaObjectCreators& creators() const;

   protected:
      DtMetaObjectFactory(DtDe& de);

   protected:

      DtMetaObjectCreators myDtMetaObjectCreators;

      DtDe& myDe;
   };
}