code for rect class

#include "stdio.h"

class Rect {
	/// Member variable top left (x1, y1) and bottom-right (x2, y2) points
    float x1, y1, x2, y2;
public:
	/// Constructors
    Rect();
    Rect(float x1, float y1, float x2, float y2);

	float getX1() const; /// Get x1
	float getY1() const; /// Get y1
	float getX2() const; /// Get x2
	float getY2() const; /// Get x2

	void setX1(float val);  /// Set x1
	void setY1(float val);  /// Set y1
	void setX2(float val);  /// Set x2
	void setY2(float val);  /// Set y2

    float width() const; /// Get width
    float height() const; /// Get height
    float area() const; /// Get area
	float aspect() const; /// Get aspect ratio: height / width

	/// Check whether the rectangle overlaps with the other rectangle
    bool overlaps(const Rect &other) const;

    /// Expand current rectangle to include the point (x, y).
    void include(float x, float y);

	/// Expand current rectangle to include the the other rectangle.
    void include(const Rect &other);

	/// Check if the current rectangle includes the point (x, y)
    bool includes(float x,float y);

	/// Check if the current rectangle includes the other rectangle
    bool includes(const Rect &other);

    /// Expand the dimensions of current rectangle by the specified values
    void dilate(float dx0, float dy0, float dx1, float dy1);

};