import java.applet.Applet;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import com.sun.j3d.utils.geometry.*;
import com.sun.j3d.utils.universe.SimpleUniverse;
import com.sun.j3d.utils.behaviors.keyboard.*;
import javax.media.j3d.*;
import javax.vecmath.*;

public class Kuubilisamine2 extends JApplet implements ActionListener{
  TransformGroup keere1;
  Label lx=new Label("x=");
  Label ly=new Label("y=");
  Label lz=new Label("z=");
  Label lk1=new Label("nurkx=");
  Label lk2=new Label("nurky=");
  Label lk3=new Label("nurkz=");
  
  TextField tfx=new TextField("1");
  TextField tfy=new TextField("0");
  TextField tfz=new TextField("-4");
  TextField tfk1=new TextField("0");
  TextField tfk2=new TextField("0.2");
  TextField tfk3=new TextField("0");

  Button lisanupp=new Button("Lisa kuup");  
  Button tagasinupp=new Button("Algasendisse");
  Checkbox c1=new Checkbox("Juhukoht");
  
  Canvas3D c = new Canvas3D(SimpleUniverse.getPreferredConfiguration());
  SimpleUniverse u = new SimpleUniverse(c);
  BranchGroup juur = new BranchGroup();
  
  public Kuubilisamine2() {
   Panel p=new Panel(new GridLayout(2, 6));
   p.add(lx); p.add(tfx);
   p.add(ly); p.add(tfy);
   p.add(lz); p.add(tfz);
   p.add(lk1); p.add(tfk1);
   p.add(lk2); p.add(tfk2);
   p.add(lk3); p.add(tfk3);
   Panel p2=new Panel(new GridLayout(1, 3));
   p2.add(c1); p2.add(lisanupp); p2.add(tagasinupp);
   Panel p3=new Panel(new BorderLayout());
   p3.add(p2, BorderLayout.SOUTH);
   p3.add(p, BorderLayout.CENTER);
   
   getContentPane().add(c, BorderLayout.CENTER);
   getContentPane().add(p3, BorderLayout.NORTH);
	
	juur.setCapability(TransformGroup.ALLOW_CHILDREN_WRITE);

   KeyNavigatorBehavior kb=new KeyNavigatorBehavior(
     u.getViewingPlatform().getViewPlatformTransform()
   );
   kb.setSchedulingBounds(new BoundingSphere(new Point3d(), 100));
   juur.addChild(kb);
   
   juur.compile();

   u.getViewingPlatform().setNominalViewingTransform();
	u.addBranchGraph(juur);
   lisanupp.addActionListener(this);
   tagasinupp.addActionListener(this);
  }
  
  public void actionPerformed(ActionEvent e){
    if(e.getSource()==lisanupp){
     BranchGroup oks=new BranchGroup();
     TransformGroup nihe=new TransformGroup();
     oks.insertChild(nihe, 0);
     Transform3D t1=new Transform3D();
     Transform3D tx=new Transform3D();
     Transform3D ty=new Transform3D();
     Transform3D tz=new Transform3D();
     if(c1.getState()){
       tfx.setText(""+(20*Math.random()-10));
       tfy.setText(""+(20*Math.random()-10));
       tfz.setText(""+(20*Math.random()-10));
       tfk1.setText(""+(3*Math.random()-1));
       tfk2.setText(""+(3*Math.random()-1));
       tfk3.setText(""+(3*Math.random()-1));
     }
     t1.setTranslation(new Vector3f(numbriks(tfx), numbriks(tfy), numbriks(tfz)));
     tx.rotX(numbriks(tfk1));
     ty.rotY(numbriks(tfk2));
     tz.rotZ(numbriks(tfk3));
     t1.mul(tx);
     t1.mul(ty);
     t1.mul(tz);
     nihe.setTransform(t1);
     nihe.addChild(new ColorCube(0.3));
     oks.compile();
     juur.insertChild(oks, 0);
    } 
    if(e.getSource()==tagasinupp){
      u.getViewingPlatform().setNominalViewingTransform();
    }
  }
  
  float numbriks(TextField tf){
    return Float.parseFloat(tf.getText().trim());
  }

    public static void main(String[] args) {
      Frame f=new Frame("Kuubi lisamine");
      f.add(new Kuubilisamine2());
      f.setSize(300, 400);
      f.setVisible(true);
    }
}