import java.io.*;
import java.net.*;
import java.awt.*;
import java.awt.event.*;
public class TekstiUuring3 extends java.applet.Applet
                          implements ActionListener, MouseListener{

   FileDialog fd=new FileDialog(new Frame());
   static final long serialVersionUID=1;
   Button nupp1=new Button("Vali fail");
   Label silt1=new Label();
   public TekstiUuring3(){
      setLayout(new BorderLayout());
	  Panel alapaneel=new Panel(new BorderLayout());
	  alapaneel.add(nupp1, BorderLayout.WEST);
	  alapaneel.add(silt1, BorderLayout.CENTER);
	  add(alapaneel, BorderLayout.SOUTH);
	  nupp1.addActionListener(this);
	  addMouseListener(this);
   }
   public void paint(Graphics g){
      if(silt1.getText().length()==0){return;}
      try{
	    BufferedReader failist=new BufferedReader(new FileReader(silt1.getText()));
		String rida=failist.readLine();
		while(rida!=null){
		   String[] m=rida.split(" ");
		   try{
		      int d=20;
		      g.drawOval(Integer.parseInt(m[0])-d/2, Integer.parseInt(m[1])-d/2, d, d);
		   }catch(Exception ex2){ex2.printStackTrace();}
		   rida=failist.readLine();
		}
		failist.close();
	  } catch(Exception ex){
	    ex.printStackTrace();
	  }
   }
   public void mousePressed(MouseEvent e){
   if(silt1.getText().length()==0){return;}
    try{
      PrintWriter faili=new PrintWriter(new FileWriter(silt1.getText(), true)); //lisab juurde
	  faili.println(e.getX()+" "+e.getY());
	  faili.close();
	  repaint();
	} catch(Exception ex){
	  ex.printStackTrace();
	}
   }
   public void mouseReleased(MouseEvent e){}
   public void mouseClicked(MouseEvent e){}
   public void mouseEntered(MouseEvent e){}
   public void mouseExited(MouseEvent e){}
   public void actionPerformed(ActionEvent e){
	  try{
         if(e.getSource()==nupp1){
		    fd.setVisible(true);
			silt1.setText(fd.getDirectory()+File.separator+fd.getFile());
		 }
	  }catch(Exception ex){
	    ex.printStackTrace();
	  }
   }
   public static void main(String[] arg){
      Frame f=new Frame();
	  f.add(new TekstiUuring3());
	  f.setSize(500, 300);
	  f.setVisible(true);
	  f.addWindowListener(
	    new WindowAdapter(){
		  public void windowClosing(WindowEvent e){
		     System.exit(0);
		  }
		}
	  );
   }
}