gistfile1.cpp

#include <iostream>

#include <SFML/Graphics.hpp>

#define FPS 60
#define MOVEMENT 10

typedef struct Box {
    float x, y;
    sf::Color color;
} Box;

int main (int argc, char *argv[]) {
    sf::RenderWindow window(sf::VideoMode(800, 600), "Test");
    window.setFramerateLimit(FPS);
    sf::Event event;
    Box box;
    box.x = 650;
    box.y = 400;
    box.color = sf::Color::Blue;

    Box box2;
    box2.y = box.y;
    box2.color = sf::Color::Red;

    sf::RectangleShape rect1;
    sf::RectangleShape rect2;



    rect1.setSize(sf::Vector2f(100, 100));
    rect2.setSize(rect1.getSize());

    rect1.setFillColor(box.color);
    rect2.setFillColor(box2.color);

    while (window.isOpen()) {

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

    if (sf::Keyboard::isKeyPressed((sf::Keyboard::Right))) {
        box.x += MOVEMENT;
    }

    if (sf::Keyboard::isKeyPressed(sf::Keyboard::Left)) {
        box.x -= MOVEMENT;
    }

    window.clear(sf::Color::White);


    rect1.setPosition(box.x, box.y);

    bool drawingBox2 = false;


    if (rect1.getPosition().x + rect1.getSize().x >= window.getSize().x) {
        drawingBox2 = true;

        float diff =  window.getSize().x -rect1.getPosition().x - rect1.getSize().x;
        box2.x = -diff - rect2.getSize().x;
        if (box2.x >= 0) {
            drawingBox2 = false;
            box.x = box2.x;
            rect1.setPosition(box.x, box.y);
        } else {
            rect2.setPosition(box2.x, box2.y);
        }
    }

    if (rect1.getPosition().x < 0) {
        drawingBox2 = true;
        float diff =  rect1.getPosition().x;
        box2.x = window.getSize().x + diff;
        if (box2.x <= window.getSize().x - rect2.getSize().x)  {
            drawingBox2 = false;
            box.x = box2.x;
            rect1.setPosition(box.x, box.y);
        } else {
            rect2.setPosition(box2.x, box2.y);
        }
    }

    window.draw(rect1);

    if (drawingBox2) {
        window.draw(rect2);
    }
    window.display();
    }
}