DtOsgScalingAlgorithmFactory.h

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/******************************************************************************* 
** Copyright (c) 2019 MAK Technologies, Inc. 
** All rights reserved. 
*******************************************************************************/ 


#pragma once

#include <vrvOsg/vrvOsg.h>

#include <vrvCore/DtScalingAlgorithmFactory.h>

#include <boost/unordered_map.hpp>

#include <string>

namespace makVrv 
{ 
   class DtDe;
   class DtScalingAlgorithmCreator;
   class DtScalingAlgorithm;

   class DT_DLL_VRVOSG DtOsgScalingAlgorithmFactory : public DtScalingAlgorithmFactory
   {
   public:
      DtOsgScalingAlgorithmFactory(DtDe& de);

      virtual ~DtOsgScalingAlgorithmFactory();

      virtual void registerCreator(DtScalingAlgorithmCreator* creator);

      virtual DtScalingAlgorithm* getOrCreate(const std::string& name);

   private:
      DtOsgScalingAlgorithmFactory();

      DtOsgScalingAlgorithmFactory(const DtOsgScalingAlgorithmFactory& orig);

      DtOsgScalingAlgorithmFactory& operator=(const DtOsgScalingAlgorithmFactory& rhs);

   protected:
      typedef boost::unordered_map<std::string, DtScalingAlgorithm*>  AlgorithmCache;
      AlgorithmCache myAlgorithmCache;
   };
}