Quick and simple timer example using SFML

timer.cpp

#include <SFML/Graphics.hpp>
#include <sstream>
#include <iomanip>

int main(int argc, char **argv) {
    sf::RenderWindow window(sf::VideoMode(300, 100), "Timer Test", sf::Style::Default);
    window.setVerticalSyncEnabled(true);

    sf::Font font;
    font.loadFromFile("Arial.ttf");

    sf::Text text("00:00:00", font, 64);

    sf::Clock clock;

    std::stringstream ss;

    while (window.isOpen()) {
        sf::Event event;
        while (window.pollEvent(event)) {
            switch (event.type) {
            case sf::Event::Closed:
                window.close();
                break;
            }
        }

        long time = clock.getElapsedTime().asMilliseconds();
        const int milliseconds = time % 1000;
        time /= 1000;
        const int seconds = time % 60;
        time /= 60;
        const int minutes = time % 60;

        ss.str("");
        ss << std::setw(2) << std::setfill('0') << minutes << ':' << std::setw(2) << seconds << '.' << std::setw(3) << milliseconds;
        text.setString(ss.str());

        window.clear(sf::Color(64, 127, 192));
        window.draw(text);
        window.display();
    }

    return 0;
}