vector2D.cpp

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#include "vector2D.h"

#include <iostream>

using namespace std;

namespace arkanoid {

    Vector2D::Vector2D() {};

    Vector2D::Vector2D(double newX, double newY) : x(newX), y(newY) {}

    Vector2D Vector2D::operator+(const Vector2D &other) const {
        return Vector2D(x + other.x, y + other.y);
    }

    void Vector2D::operator=(const Vector2D &other) {
        x = other.x;
        y = other.y;
    }

    void Vector2D::operator+=(const Vector2D &other) {
        x += other.x;
        y += other.y;
    }

    Vector2D Vector2D::operator*(double factor) const {
        return Vector2D(x * factor, y * factor);
    }

    void Vector2D::operator*=(double factor) {
        x *= factor;
        y *= factor;
    }

    ostream& operator<<(ostream& stream, Vector2D& vector) {
        stream << "(" << vector.x << ", " << vector.y << ")";
        return stream;
    }

}