/**************************************************************************************/
/*                                                                                    */
/*  Visualization Library                                                             */
/*  http://visualizationlibrary.org                                                   */
/*                                                                                    */
/*  Copyright (c) 2005-2020, Michele Bosi                                             */
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/**************************************************************************************/

#ifndef VLXRegistry_INCLUDE_ONCE
#define VLXRegistry_INCLUDE_ONCE

#include <vlX/link_config.hpp>
#include <vlX/ClassWrapper.hpp>
#include <string>
#include <map>

namespace vlX
{
  /** Registry of vl::ClassWrapper objects, used by vl::VLXSerializer, see also vl::defVLXRegistry(). */
  class Registry: public vl::Object
  {
    VL_INSTRUMENT_CLASS(vlX::Registry, vl::Object)

  public:
    void registerClassWrapper(const vl::TypeInfo& type, ClassWrapper* wrapper)
    {
      std::string tag = std::string("<") + type.name() + ">";
      mExportRegistry[type] = wrapper;
      mImportRegistry[tag]  = wrapper;
    }

    std::map< std::string, vl::ref<ClassWrapper> >& importRegistry() { return mImportRegistry; }
    std::map< vl::TypeInfo, vl::ref<ClassWrapper> >& exportRegistry() { return mExportRegistry; }

    const std::map< std::string, vl::ref<ClassWrapper> >& importRegistry() const { return mImportRegistry; }
    const std::map< vl::TypeInfo, vl::ref<ClassWrapper> >& exportRegistry() const { return mExportRegistry; }

  private:
    std::map< std::string, vl::ref<ClassWrapper> > mImportRegistry;     // <tag> --> ClassWrapper
    std::map< vl::TypeInfo, vl::ref<ClassWrapper> > mExportRegistry; // TypeInfo --> ClassWrapper
  };

  VLX_EXPORT extern Registry* defVLXRegistry();
  VLX_EXPORT extern void setDefVLXRegistry(Registry* reg);
}

#endif