import java.applet.Applet;
import java.awt.*;
import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;
import java.io.*;
import java.util.StringTokenizer;

public class punktid extends Applet implements ActionListener{
Button nupp=new Button("  Joonista punktid.  ");
 public void init(){
 add(nupp);
 nupp.addActionListener(this);
 }
  public void actionPerformed(ActionEvent e){
    try{
      BufferedReader sisse=new BufferedReader(new FileReader("punktid.txt"));
      String rida=sisse.readLine();  
      Graphics g = this.getGraphics();
      g.setColor(Color.white);
      g.fillRect(0, 0, getSize().width, getSize().height);

      while(rida!=null){
        StringTokenizer st=new StringTokenizer(rida, " ");
        while(st.hasMoreTokens()){
          String sona=st.nextToken();
          String sona1=st.nextToken();
          int nr=Integer.parseInt(sona.trim());
          int nr1=Integer.parseInt(sona1.trim());                
          g.setColor(Color.black);
          g.drawOval(nr, nr1, 10, 10);
        }
        rida=sisse.readLine();
      }
      sisse.close();
    } catch(Exception ex) {}
  }
    public static void main (String argumendid[]){
    Frame f = new Frame("Rakendiraam");
    f.setSize(300, 300);
    Applet ap = new punktid();
    ap.init();
    f.add(ap);
    f.setVisible(true);
  }
}