ReflectionOrigin13.java

package hw;
import java.awt.*;
import javax.swing.JPanel;
import javax.swing.JFrame;
public class ReflectionOrigin13 extends JPanel  {
	    int x1=10,y1=10,x2=70,y2=70,px1,px2,py1,py2;
		public ReflectionOrigin13() {
			px1= -x1+360;
			px2= -x2+360;
			py1= -y1+360;
			py2= -y2+360;
			
		}
		public void paint(Graphics g) {
			g.drawLine(x1,y1,x2,y2);
			g.drawLine(px1, py1, px2, py2);
		}
		public static void main(String[] args) {
			JFrame frame = new JFrame();
			frame.setTitle("Reflection (Origin): ");
			frame.setVisible(true);
			frame.setSize(600,600);
			frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
			frame.setContentPane(new ReflectionOrigin13());
		}
    }