HUD.hpp

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#pragma once

#include "SceneGraph.hpp" 

enum class HUDVisibility
{
    All,    
    Fps,    
    None,   
    MAX     
};


class HUD
{   
    Application*    m_app;              
    Texture*        m_tex;              
    double          m_lastSpF;          
    double          m_lastMeasure;      
    Font*           m_font;             
    HUDVisibility   m_visiblity;        
    public:
        HUDVisibility visibility() const { return m_visiblity; }
        void visibility(HUDVisibility vis) { m_visiblity = vis; }
        void nextVisibility() { m_visiblity = (HUDVisibility)((((int)m_visiblity) + 1) % ((int)HUDVisibility::MAX)); }

    public: 
        HUD(Application* app);
        
        void update(double time, double timeDelta);
        void draw(double time, double timeDelta);
        
        void onKeyStateChanged(int key, bool pressed);
};