import javax.sound.sampled.*;
import java.applet.Applet;
import java.awt.*;
import java.awt.event.*;

public class UjuHiir extends Applet implements MouseMotionListener, Runnable{
 Button nupp=new Button("Piiksu");
 int  kandesagedus =10000;
  byte[] andmed=new byte[kandesagedus/4]; //5 sekundit
 int vanakorgus=800;
 int uuskorgus=vanakorgus;
 double nurk=0;
 SourceDataLine line;
 
 public UjuHiir(){
   setLayout(new BorderLayout());
   addMouseMotionListener(this); 
 try{
  AudioFormat formaat = new AudioFormat(AudioFormat.Encoding.PCM_SIGNED,
              kandesagedus, 8, 1, 1, kandesagedus, false); //8bitine heli, 1, kanal, 1 bait raami kohta
  line = (SourceDataLine) AudioSystem.getLine(
      new DataLine.Info(SourceDataLine.class, formaat,  AudioSystem.NOT_SPECIFIED)
  );
  line.open(formaat, 1024);
  line.start();
 }catch(Exception viga){viga.printStackTrace();}
  koostaAndmed();
  new Thread(this).start();
 }
 
 void koostaAndmed(){
   int  sagedus=vanakorgus;  //440 hertsi
   int  nr=0; 
  double tous_oktaavites=(Math.log(uuskorgus)-Math.log(vanakorgus))/Math.log(2);
  	while(nr<andmed.length){
              andmed[nr]=(byte)(100*Math.sin(2*Math.PI*nr* 
                          Math.pow(2, nr*tous_oktaavites/andmed.length)*sagedus/kandesagedus+nurk)); 

    nr++;
   }
   nurk=2*Math.PI*nr*sagedus/kandesagedus+nurk;
   vanakorgus=uuskorgus;
  }
  public void mouseDragged(MouseEvent e){}
  
  public void mouseMoved(MouseEvent e){
    uuskorgus=1000-e.getY();  
  }

 public void run(){
  while(true){
   koostaAndmed();
   try{
    line.write(andmed, 0, andmed.length);
   }catch(Exception ex){ex.printStackTrace();}
  }

 }
public static void main(String[] argumendid){
  Frame f=new Frame("Piiks");
  UjuHiir p=new UjuHiir();
  f.add(p);
  f.setSize(200, 600);
  f.setVisible(true);
 }
}