viewManager.h

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/*********************************************************************************
** Copyright (c) 2020 MAK Technologies, Inc.
** All rights reserved.
*********************************************************************************/


#pragma once

#include "legionDataStore/export.h"

#include "legionDataStore/dataTypes.h"
#include "legionDataStore/callback.h"
#include "legionDataStore/view.h"

#include <string>
#include <map>

namespace Legion
{
   class SimulationDatabase;
   class View;
   class ViewManager;

   typedef UInt64 ViewHandle;
   typedef UInt32 AttributeSetId;

   typedef Callback<View*(ViewHandle handle, SimulationDatabase& database)> ViewCreator;
   
   struct ViewDescriptor
   {
      std::string name;
      AttributeSetId setType;
      ViewCreator creator;
   };

   class LEGION_DLL ViewManager
   {
   public:
      virtual View* createView(const std::string& viewName, ViewScope scope = ViewScope::Remote);

      template<typename SET_TYPE>
      View* createSetView(const char* setViewName = "SetView", ViewScope scope = ViewScope::Remote);

      virtual void destroyView(View* view);

      virtual void registerView(const std::string& viewName, ViewDescriptor descriptor);

      virtual SimulationDatabase& database() const;

   protected:
      typedef UInt64 ViewManagerHandle;

      ViewManager(ViewManagerHandle handle, SimulationDatabase& database);

      virtual ~ViewManager();
      friend class SimulationDatabase;


      ViewManagerHandle myHandle;
      SimulationDatabase& myDatabase;

      std::map<std::string, ViewDescriptor> myViewCreatorMap;
   };
}

#include "legionDataStore/viewManager.inl"