import java.awt.*; public class main { public static void main(String args[]) { CustomFrame f = new CustomFrame("Duality", 815, 459); BorderLayout layout = new BorderLayout(); layout.setHgap(8); f.setLayout(layout); f.setBackground(Color.gray); DrawingArea primal = new DrawingArea(400,true); f.add(primal, "West"); DrawingArea dual = new DrawingArea(400,false); f.add(dual, "Center"); Controls cntl = new Controls(primal, dual); f.add(cntl, "North"); f.validate(); f.pack(); f.setVisible(true); primal.initialize(dual); dual.initialize(primal); } }