public Form1() { InitializeComponent(); ZoomSlider.Minimum = 1; ZoomSlider.Maximum = zoomCentre * 2; ZoomSlider.Value = zoomCentre; brightnessControl.Minimum = 0; brightnessControl.Maximum = 100; brightnessControl.Value = 0; maximumRadius.Minimum = 1; maximumRadius.Maximum = 100; minimumRadius.Minimum = 0; minimumRadius.Maximum = 100; ZoomSlider.Hide(); Zoom.Hide(); }