#include <iostream>

#include "SFML/Graphics.hpp"

int main()
{
    std::cout << "Game started\n";
    sf::RenderWindow window(sf::VideoMode(600, 800), "My window");
    window.setVerticalSyncEnabled(true);
    window.setFramerateLimit(60);

    sf::RectangleShape rectangle(sf::Vector2f(120.0f, 50.0f));
    float sizeIncrement = 1.0f;

    while (window.isOpen()) {
        window.clear();

        if(rectangle.getSize().x > 5 && rectangle.getSize().y > 5 && rectangle.getSize().x < 300 && rectangle.getSize().y < 300) {
            rectangle.setSize(rectangle.getSize() + sf::Vector2f(sizeIncrement, sizeIncrement));
            rectangle.setPosition(
                float(window.getSize().x) / 2 - rectangle.getSize().x / 2,
                float(window.getSize().y) / 2 - rectangle.getSize().y / 2
            );
        } else {
            rectangle.setSize(sf::Vector2f(120.0f, 50.0f));
            rectangle.setPosition(
             float(window.getSize().x) / 2 - rectangle.getSize().x / 2,
             float(window.getSize().y) / 2 - rectangle.getSize().y / 2
            );
        }


        // Tu są handlowane eventy
        sf::Event event{};
        while (window.pollEvent(event)) {
            if(event.type == sf::Event::MouseWheelScrolled) {
                if(event.mouseWheelScroll.delta > 0) {
                    sizeIncrement = 1.0f;
                } else {
                    sizeIncrement = -1.0f;
                }
            }

            if (event.type == sf::Event::Closed)
                window.close();
        }

        window.draw(rectangle);
        window.display();
    }

    return 0;
}