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Program 2

// Member function definitions for Point and LineSegment - notice the LineSegment destructor.

#include <cmath>
#include <cstddef>
#include <iostream>
#include "point-lineseg.h"

Point::Point(double x_coord, double y_coord): x(x_coord), y(y_coord){
}

Point::Point(): x(0.0), y(0.0){
}

double Point::getx () const{
  return x;
}

double Point::gety () const{
  return y;
}

void Point::move(double dx, double dy){
  x += dx; y += dy;
}

double Point::distance_to(Point p) const{
  return sqrt((x - p.x) * (x - p.x) + (y - p.y) * (y - p.y));
}


LineSegment::LineSegment(size_t s) : number_of_points{s}, points{new Point[s]} {
  std::cout << "LineSegment Constructor" << std::endl;
}

LineSegment::~LineSegment(){
  delete[]points;
  std::cout << "LineSegment Destructor" << std::flush << std::endl;
}


std::ostream& operator<<(std::ostream& s, const Point& p){
  return s << "(" << p.getx() << "," << p.gety() << ")" ;
}