UIComponent.h

#ifndef UIComponent_H
#define UIComponent_H
 
#include "UIComponentType.h"
 
class Canvas;

class UIComponent
{
public:
    virtual ~UIComponent() = default;

    int GetLayer() const { return Layer; }

    virtual void SetLayer(int layer);

    UIComponentType GetType() const { return Type; }

    bool IsEnabled() const { return Enabled; } 

    void SetEnabled(bool enabled) { Enabled = enabled; } 

    void SetOwningCanvas(Canvas* canvas) { pOwningCanvas = canvas; }
 
protected:
    bool Enabled = true; 
    int Layer = 0; 
    UIComponentType Type = UIComponentType::None;  
    Canvas* pOwningCanvas = nullptr; 
 
private:
    friend class UIAttorney;

    virtual void Render() = 0;

    virtual bool IsMouseOver(float xPos, float yPos) = 0;

    virtual void OnPress() = 0;
};
 
#endif