OOP LV1 - Zadatak3

#include <iostream>

using namespace std;

class Point2D {
private:
    int mX;
    int mY;
public:
    int GetX();
    int GetY();
    void SetX(int);
    void SetY(int);
    Point2D();
    Point2D(int, int);
};

int Point2D::GetX() {
    return mX;
}

int Point2D::GetY() {
    return mY;
}

void Point2D::SetX(int x) {
    mX = x;
}

void Point2D::SetY(int y) {
    mY = y;
}

Point2D::Point2D() {
}

Point2D::Point2D(int x, int y) : mX(x), mY(y) {
}

class Line {
private:
    Point2D Dot;
public:
    void SetDot(int, int);
    int GetDotX();
    int GetDotY();
    void PrintLine(Point2D, Point2D);
};

void Line::PrintLine(Point2D D1, Point2D D2)
{
    float k = ((D2.GetX() - D1.GetX()) / (D2.GetY() - D1.GetY()));
    float l = D1.GetY() - k * (D1.GetX());

    cout << k << "x +" << l << endl;
}

int Line::GetDotX() {
    return Dot.GetX();
}

int Line::GetDotY() {
    return Dot.GetY();
}

int main()
{
    Line Line;
    Point2D D1(4, 2);
    Point2D D2(5, 3);

    Line.PrintLine(D1, D2);

    return 0;
}