import java.awt.*; 
import java.awt.event.*; 


public class DrawRoundRectTest extends Panel 
{ 

  public static void main(String[] args) 
  { 
      DrawRoundRectTest p  = new DrawRoundRectTest(); 
    final Frame f = new Frame(); 
    f.addWindowListener(new WindowAdapter(){ 
      public void windowClosing(WindowEvent e) 
        {f.dispose(); System.exit(1);}}); 
    f.add(p); 
    f.pack(); 
    f.setVisible(true); 
  } 

  public Dimension getPreferredSize() 
  { 
    return new Dimension(500, 500); 
  } 

  public void paint( Graphics g )  
  {  
      // left side 

      // rectangles should be identical 
     g.setColor(Color.red); 
     g.drawRect(50, 50, 300, 100); 
     g.setColor(Color.black); 
     g.drawRoundRect(50, 50, 300, 100, 0, 0); 

      // small round corners 
     g.setColor(Color.red); 
     g.drawRect(50, 200, 300, 100); 
     g.setColor(Color.black); 
     g.drawRoundRect(50, 200, 300, 100, 25, 25); 

     // round ends  
     g.setColor(Color.red); 
     g.drawRect(50, 350, 300, 100); 
     g.setColor(Color.black); 
     g.drawRoundRect(50, 350, 300, 100, 25, 100); 

     // right side 

      // circle only 
     g.setColor(Color.blue); 
     g.drawOval(375, 50, 100, 100); 

      // round rectangle should exactly cover circle 
     g.setColor(Color.blue); 
     g.drawOval(375, 200, 100, 100); 
     g.setColor(Color.black); 
     g.drawRoundRect(375, 200, 100, 100, 100, 100); 

     // round rectangle should look like a circle 
     g.setColor(Color.red); 
     g.drawRect(375, 350, 100, 100); 
     g.setColor(Color.black); 
     g.drawRoundRect(375, 350, 100, 100, 100, 100); 


  } 
}