bool can_wield(const Drawable& object)
{
    const Wielder* wielder_component = dynamic_cast<const Wielder*>(&object);
    return wielder_component != nullptr;
}

bool is_wieldable(const Drawable& object)
{
    const Wieldable* wieldable_component = dynamic_cast<const Wieldable*>(&object);
    return wieldable_component != nullptr;
}

int main()
{
    Drawable* player = new Player({{0.0f, 0.0f}}, 0.0f, {{1.0f, 1.0f}});
    std::cout << "Can the player wield things: " << can_wield(*player) << "\n";
    Drawable* pistol = new Pistol({{0.0f, 0.0f}}, 0.0f, {{1.0f, 1.0f}});
    std::cout << "Can a pistol be wielded: " << is_wieldable(*pistol) << "\n";
    Drawable* dr_evil = new Criminal({{0.5f, 0.5f}}, 0.0f, {{1.0f, 1.0f}});
    std::cout << "Is Dr. Evil a good guy: " << dr_evil->isGoodGuy() << "\n";
    // We must delete these, or we will create memory-droplets (a small memory leak).
    delete player;
    delete pistol;
    delete dr_evil;
    return 0;
}