#pragma once
#include 
class LayoutBox : public LayoutNodeWithStyleAndBoxModelMetrics {
public:
    const Rect& rect() const { return m_rect; }
    Rect& rect() { return m_rect; }
    void set_rect(const Rect& rect) { m_rect = rect; }
    int x() const { return rect().x(); }
    int y() const { return rect().y(); }
    int width() const { return rect().width(); }
    int height() const { return rect().height(); }
    Size size() const { return rect().size(); }
    Point position() const { return rect().location(); }
    virtual HitTestResult hit_test(const Point& position) const override;
    virtual void set_needs_display() override;
    bool is_body() const;
protected:
    LayoutBox(const Node* node, NonnullRefPtr style)
        : LayoutNodeWithStyleAndBoxModelMetrics(node, move(style))
    {
    }
    virtual void render(RenderingContext&) override;
private:
    virtual bool is_box() const override { return true; }
    Rect m_rect;
};
template<>
inline bool is(const LayoutNode& node)
{
    return node.is_box();
}