public Form1()
        {
            InitializeComponent();
            Controls.Add(_bar);
            _bar.ApplySettings(new BarSettings(() => DateTime.Now.Second, 60, 5, Color.Green, Color.Red));

            Timer tmr = new Timer();

            tmr.Tick    += (s, e) => _bar.Refresh();
            tmr.Interval = 1000;
            tmr.Start();
        }