Drawable.hpp

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// Copyright 2012-2025 Jan Niklas Hasse <jhasse@bixense.com>
// For conditions of distribution and use, see copyright notice in LICENSE.txt
#pragma once
 
#include "Vec2.hpp"
 
namespace jngl {
 
class Sprite;
class Text;
 
class Drawable {
public:
    friend class Sprite;
    friend class Text;
 
    Drawable();
    Drawable(const Drawable&) = default;
    Drawable& operator=(const Drawable&) = default;
    Drawable(Drawable&&) = default;
    Drawable& operator=(Drawable&&) = default;
    virtual ~Drawable();
 
    virtual void step() = 0;
 
    virtual void draw() const = 0;
 
    virtual void setPos(double x, double y);
 
    template <class Vect> void setPos(Vect p) {
        setPos(p.x, p.y);
    }
 
    jngl::Vec2 getCenter() const;
 
    virtual void setCenter(double x, double y);
 
    template <class Vect> void setCenter(Vect c) {
        setCenter(c.x, c.y);
    }
 
    double getLeft() const;
    void setLeft(double x);
 
    double getTop() const;
    void setTop(double y);
 
    double getRight() const;
    void setRight(double x);
 
    double getBottom() const;
    void setBottom(double y);
 
    double getX() const;
    void setX(double);
 
    double getY() const;
    void setY(double);
 
    Vec2 getSize() const;
 
    float getWidth() const;
 
    float getHeight() const;
 
    void drawBoundingBox() const;
 
    bool contains(jngl::Vec2 point) const;
 
protected:
    void setWidth(float);
 
    void setHeight(float);
 
    Vec2 position;
 
private:
    float width = 0;
    float height = 0;
};
 
template <class Box> bool contains(const Box& box, const Vec2 point) {
    return (box.getX() <= point.x && point.x < box.getX() + box.getWidth() &&
            box.getY() <= point.y && point.y < box.getY() + box.getHeight());
}
 
} // namespace jngl