GraphicsContext.h

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#pragma once
 
namespace Elevate {
    enum class GraphicsContextState
    {
        UNINITIALIZED,
        ACTIVE,
        TERMINATED
    };
 
    class GraphicsContext
    {
    public:
        GraphicsContext();
        ~GraphicsContext();
 
        virtual void Init()
        {
            s_context->m_state = GraphicsContextState::ACTIVE;
        }
 
        virtual void SwapBuffers() = 0;
 
        static GraphicsContext* Get()
        {
            return s_context;
        }
 
        static bool Valid()
        {
            return s_context != nullptr;
        }
 
        static bool CanUseContext()
        {
            return Valid() && s_context->m_state == GraphicsContextState::ACTIVE;
        }
    private:
        GraphicsContextState m_state;
 
        static GraphicsContext* s_context;
    };
}