package TicTacToe; import java.awt.Graphics; import java.awt.Graphics2D; import java.awt.geom.Line2D; import javax.swing.JFrame; import javax.swing.JPanel; public class TicTacToeGame extends JPanel { private static final long serialVersionUID = 1L; private static int width = 600, height = 600; public TicTacToeGame() { this.setSize(width, height); } public static void main(String[] args) { JFrame f = new JFrame(); TicTacToeGame ttt = new TicTacToeGame(); f.add(ttt); f.setSize(width,height); f.setLayout(null); f.setVisible(true); } @Override protected void paintComponent(Graphics g) { super.paintComponent(g); Graphics2D g2 = (Graphics2D) g; Line2D lin = new Line2D.Float(250, 150, 250, 450); Line2D lin2 = new Line2D.Float(350, 150, 350, 450); Line2D lin3 = new Line2D.Float(150, 250, 450, 250); Line2D lin4 = new Line2D.Float(150, 350, 450, 350); g2.draw(lin); g2.draw(lin2); g2.draw(lin3); g2.draw(lin4); } }