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

public class cubes extends Applet implements KeyListener
{
	Canvas3D c = new Canvas3D(SimpleUniverse.getPreferredConfiguration());
	SimpleUniverse u = new SimpleUniverse(c);
	java.util.List kuubimass=new LinkedList();
	kuup k1=new kuup();
	int index=0;
	public cubes()
	{
		kuubimass.add(k1);
		setLayout(new BorderLayout());
		c.addKeyListener(this);
		add(c, BorderLayout.CENTER);
   	u.getViewingPlatform().setNominalViewingTransform();
   	u.addBranchGraph(k1.juur);
	}
	public static void main(String[] args) {
      Frame f=new Frame("Liigutatav kuup");
      f.add(new cubes());
      f.setSize(700, 700);
      f.setVisible(true);

    }
	public void keyPressed(KeyEvent e)
	{
		System.out.print("Vajutati nuppu: ");
		if(e.getKeyCode()==KeyEvent.VK_LEFT)
		{	
			System.out.println("VK_LEFT");
			Transform3D t=new Transform3D();
      t.rotY(k1.yNurkV=k1.yNurkV+0.1);
			k1.keereY.setTransform(t);
		}
		if(e.getKeyCode()==KeyEvent.VK_RIGHT)
		{
			System.out.println("VK_RIGHT");
			Transform3D t=new Transform3D();
      t.rotY(k1.yNurkV=k1.yNurkV-0.1);
			k1.keereY.setTransform(t);
		}
		if(e.getKeyCode()==KeyEvent.VK_UP)
		{
			System.out.println("VK_UP");
			Transform3D t=new Transform3D();
      t.rotX(k1.xNurkV=k1.xNurkV+0.1);
			k1.keereX.setTransform(t);
		}
		if(e.getKeyCode()==KeyEvent.VK_DOWN)
		{
			System.out.println("VK_DOWN");
			Transform3D t=new Transform3D();
      t.rotX(k1.xNurkV=k1.xNurkV-0.1);
			k1.keereX.setTransform(t);
		}
		if(e.getKeyCode()==KeyEvent.VK_NUMPAD4)
		{
			System.out.println("VK_NUMPAD4");
			Transform3D t=new Transform3D();
			t.setTranslation(new Vector3d(k1.x=k1.x-0.1, k1.y, k1.z));
			k1.liikumine.setTransform(t);
		}
		if(e.getKeyCode()==KeyEvent.VK_NUMPAD6)
		{
			System.out.println("VK_NUMPAD6");
			Transform3D t=new Transform3D();
			t.setTranslation(new Vector3d(k1.x=k1.x+0.1, k1.y, k1.z));
			k1.liikumine.setTransform(t);
		}
		if(e.getKeyCode()==KeyEvent.VK_NUMPAD8)
		{
			System.out.println("VK_NUMPAD8");
			Transform3D t=new Transform3D();
			t.setTranslation(new Vector3d(k1.x, k1.y=k1.y+0.1, k1.z));
			k1.liikumine.setTransform(t);
		}
		if(e.getKeyCode()==KeyEvent.VK_NUMPAD2)
		{
			System.out.println("VK_NUMPAD2");
			Transform3D t=new Transform3D();
			t.setTranslation(new Vector3d(k1.x, k1.y=k1.y-0.1, k1.z));
			k1.liikumine.setTransform(t);
		}
		if(e.getKeyCode()==KeyEvent.VK_NUMPAD7)
		{
			System.out.println("VK_NUMPAD7");
			Transform3D t=new Transform3D();
			t.setTranslation(new Vector3d(k1.x, k1.y, k1.z=k1.z+0.1));
			k1.liikumine.setTransform(t);
		}
		if(e.getKeyCode()==KeyEvent.VK_NUMPAD9)
		{
			System.out.println("VK_NUMPAD7");
			Transform3D t=new Transform3D();
			t.setTranslation(new Vector3d(k1.x, k1.y, k1.z=k1.z-0.1));
			k1.liikumine.setTransform(t);
		}
		if(e.getKeyCode()==KeyEvent.VK_A)
		{
			System.out.println("VK_A");
			Transform3D t=new Transform3D();
			t.setScale(k1.s=k1.s+0.01);
			k1.skaleeri.setTransform(t);
				
		}
		if(e.getKeyCode()==KeyEvent.VK_Z)
		{
			System.out.println("VK_Z");
			Transform3D t=new Transform3D();
			t.setScale(k1.s=k1.s-0.01);
			k1.skaleeri.setTransform(t);
				
		}
		if(e.getKeyCode()==KeyEvent.VK_U)
		{
			index++;
			System.out.println("VK_U");
			k1=new kuup();
			kuubimass.add(k1);
			u.addBranchGraph(k1.juur);
		}
		if(e.getKeyCode()==KeyEvent.VK_K)
		{
			System.out.println("VK_K");
			kuubimass.remove(index);
			u.getLocale().removeBranchGraph(k1.juur);
			index=0;
		}
		if(e.getKeyCode()==KeyEvent.VK_B)
		{
			System.out.println("VK_B");
			if(index==0){index=kuubimass.size();}
			k1=(kuup)kuubimass.get(index=index-1);
		}
		if(e.getKeyCode()==KeyEvent.VK_N)
		{
			System.out.println("VK_N"+"- "+ index);
			if(index==kuubimass.size()-1){index=-1;}
			k1=(kuup)kuubimass.get(index=index+1);
		}
	}
	public void keyReleased(KeyEvent e){}
	public void keyTyped(KeyEvent e){}
}
class kuup{
		double x=0;
		double y=0;
		double z=0;
		double s=0.5;
		double xNurkV=0;
		double yNurkV=0;
		double zNurkV=0;
		TransformGroup liikumine;
		TransformGroup keereX;
		TransformGroup keereY;
		TransformGroup keereZ;
		TransformGroup skaleeri;
		BranchGroup juur=new BranchGroup();
		Transform3D liigu=new Transform3D();
		Transform3D xNurk=new Transform3D();
		Transform3D yNurk=new Transform3D();
		Transform3D zNurk=new Transform3D();
		Transform3D scale=new Transform3D();
		ColorCube cub=new ColorCube(0.2);
	kuup(){
		liigu.setTranslation(new Vector3d(x, y, z));
		liikumine=new TransformGroup(liigu);
		liikumine.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
		keereX=new TransformGroup(xNurk);
		keereX.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
		keereY=new TransformGroup(yNurk);
		keereY.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
		keereZ=new TransformGroup(zNurk);
		keereZ.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
		skaleeri=new TransformGroup(scale);
		skaleeri.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
		juur.addChild(liikumine);
		liikumine.addChild(keereX);
		keereX.addChild(keereY);
		keereY.addChild(keereZ);
		keereZ.addChild(skaleeri);
		skaleeri.addChild(cub);
		juur.setCapability(BranchGroup.ALLOW_DETACH);
		juur.compile();
	}
}