text: /*********************************************************************************
   *
   * Inviwo - Interactive Visualization Workshop
   *
   * Copyright (c) 2016-2018 Inviwo Foundation
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are met:
   *
   * 1. Redistributions of source code must retain the above copyright notice, this
   * list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright notice,
   * this list of conditions and the following disclaimer in the documentation
   * and/or other materials provided with the distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
   * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
   * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
   * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
   * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
   * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
   * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   *
   *********************************************************************************/
  
  #ifndef IVW_REPRESENTATIONCONVERTERMETAFACTORY_H
  #define IVW_REPRESENTATIONCONVERTERMETAFACTORY_H
  
  #include <inviwo/core/common/inviwocoredefine.h>
  #include <inviwo/core/common/inviwo.h>
  #include <inviwo/core/datastructures/representationconverterfactory.h>
  
  namespace inviwo {
  
  /**
   * \class RepresentationConverterMetaFactory
   * \brief A class to manage RepresentationConverterFactories
   */
  class IVW_CORE_API RepresentationConverterMetaFactory { 
  public:
      using BaseReprId = BaseRepresentationConverterFactory::BaseReprId;
      using FactoryMap = std::unordered_map<BaseReprId, BaseRepresentationConverterFactory*>;
      
      RepresentationConverterMetaFactory() = default;
      virtual ~RepresentationConverterMetaFactory() = default;
  
      bool registerObject(BaseRepresentationConverterFactory* factory);
      bool unRegisterObject(BaseRepresentationConverterFactory* factory);
  
      template <typename BaseRepr>
      RepresentationConverterFactory<BaseRepr>* getConverterFactory() const;
  
  private:
       FactoryMap map_;
  };
  
  template <typename BaseRepr>
  RepresentationConverterFactory<BaseRepr>*
  RepresentationConverterMetaFactory::getConverterFactory() const {
      if (auto ptr = util::map_find_or_null(map_, BaseReprId(typeid(BaseRepr)))) {
          return static_cast<RepresentationConverterFactory<BaseRepr>*>(ptr);
      }
      return nullptr;
  }
  
  } // namespace
  
  #endif // IVW_REPRESENTATIONCONVERTERMETAFACTORY_H
  
  