二次元座標構造体

Point.cpp

#include <ostream>
 
struct Point
{
public:
  int x;
  int y;
	
	Point operator+(const Point&);
	Point operator-(const Point&);
	Point operator*(const int&);
	Point operator/(const int&);
	Point& operator+=(const Point&);
	Point& operator-=(const Point&);
	Point& operator*=(const int&);
	Point& operator/=(const int&);
	friend std::ostream& operator<<(std::ostream&, const Point&);
};
 
Point Point::operator+(const Point& right)
{
  Point p = {this->x + right.x, this->y + right.y};
	return p;
}
 
Point Point::operator-(const Point& right)
{
	Point p = {this->x - right.x, this->y - right.y};
	return p;
}
 
Point Point::operator*(const int& right)
{
	Point p = {this->x * right, this->y * right};
	return p;
}
 
Point Point::operator/(const int& right)
{
	Point p = {this->x / right, this->y / right};
	return p;
}
 
Point& Point::operator+=(const Point& right)
{
	this->x += right.x;
	this->y += right.y;
	return *this;
}
 
Point& Point::operator-=(const Point& right)
{
	this->x -= right.x;
	this->y -= right.y;
	return *this;
}
 
Point& Point::operator*=(const int& right)
{
	this->x *= right;
	this->y *= right;
	return *this;
}
 
Point& Point::operator/=(const int& right)
{
	this->x /= right;
	this->y /= right;
	return *this;
}
 
std::ostream& operator<<(std::ostream& out, const Point& p)
{
	out << "(" << p.x << ", " << p.y << ")";
	return out;
}