NRE_GraphicsSystem.hpp

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    #pragma once

    #include "Window/NRE_Window.hpp"

    #include <Utility/String/NRE_String.hpp>
    #include <Utility/UnorderedMap/NRE_UnorderedMap.hpp>

    namespace NRE {
        namespace System {

            class GraphicsSystem {
                private :   // Fields
                    Utility::UnorderedMap<Graphics::Id, Graphics::Window*> windows;  
                    Graphics::Id counter;                                            
                    bool running;                                                    
                public :    // Methods
                    //## Constructor ##//
                        GraphicsSystem();

                    //## Copy Constructor ##//
                        GraphicsSystem(GraphicsSystem const& sys) = delete;

                    //## Move Constructor ##//
                        GraphicsSystem(GraphicsSystem && sys) = delete;

                    //## Deconstructor ##//
                        ~GraphicsSystem();

                    //## Getter ##//
                        Graphics::Window& getWindow(Graphics::Id id);
                        void closeWindow(Graphics::Id id);
                        bool isRunning() const;

                    //## Methods ##//
                        Graphics::Window& createWindow(Utility::String const& title, Math::Point2D<unsigned int> const& position, Math::Vector2D<unsigned int> const& size, unsigned int style, Graphics::ContextAttributes const& attr);
                        Graphics::Window& createWindow(Utility::String const& title, Math::Vector2D<unsigned int> const& size, unsigned int style, Graphics::ContextAttributes const& attr);
                        void removeWindow(Graphics::Id const& id);

                    //## Assignment Operator ##//
                        GraphicsSystem& operator =(GraphicsSystem const& sys) = delete;
                        GraphicsSystem& operator =(GraphicsSystem && sys) = delete;

                private :   // Methods
                    void checkRunningState();
            };
        }
    }

    #include "NRE_GraphicsSystem.tpp"