#include "geometry.hpp"

#include <cmath>


namespace geometry
{
  double euclideanDistance(double x1, double y1, double x2, double y2)
  {
    double d = std::sqrt(std::pow(x1 - x2, 2) + std::pow(y1 - y2, 2));
    return d;
  }

  Point::Point()
  {
    // initialize data members in body of constructor, or...
    x = 0.0;
    y = 0.0;
  }

  Point::Point(double xIn, double yIn)
    : x{xIn}, y{yIn} // using an initializer list
  {
  }

  double Point::distanceTo(const Point& p) const
  {
    return euclideanDistance(x, y, p.x, p.y);
  }
  
}