MarginModelBase.hpp

#ifndef MARGINMODELBASE_HPP
#define MARGINMODELBASE_HPP

#include "PanelModel.hpp"
#include "HaveMargin.hpp"

class MarginModelBase : public PanelModel, public HaveMargin {
public:
    MarginModelBase();

    virtual void init(const Panel& panel) override;
    virtual sf::FloatRect customizeArea(const sf::FloatRect& area) const override;
    virtual bool scrollLimits(sf::Vector2f& topLeft, sf::Vector2f& bottomRight) const override;

protected:
    sf::Vector2f topLeft;
    sf::Vector2f bottomRight;
    bool enableScrollLimits;

    void handleScrollLimits(const sf::Vector2f& elementViewportCenterShift, const sf::FloatRect& elementArea, const sf::FloatRect& panelArea);

    inline float marginSize(MarginMode mode) const {
        return  marginMode & mode ? margin : 0.f;
    }

    inline float marginSize(MarginMode mode, sf::FloatRect area) const {
        return  marginMode & mode ? relativeMargin(area) : 0.f;
    }

};



#endif // MARGINMODELBASE_HPP