// ShapePuzzle2 by Exner Enterprises, C.1997-99 
// November 10, 1999 
// Author: Nicholas Exner 
// http://www.uiuc.edu/ph/www/exner 
// Free to redistribute/publish/modify pending that 
// the above comments are retained. 


import java.applet.*;
import java.awt.*;
import java.awt.event.*;
import java.net.URL;
import java.util.*;
import java.awt.image.*;

public class ShapePuzzle2 extends Applet {
        Image offscreenImage, menu;
        Graphics h;
        public int numImages = 10;
	  ShapeShell2 a,b,cc,d,e,f;
	
	  Vector objVect;

public void init(){
        setBackground(new Color(255,255,255));
	  ShapeShell2.loadImages(this);
	  objVect = new Vector();
	a=new ShapeShell2(336,8,3);
	b=new ShapeShell2(336,85,3);
	cc=new ShapeShell2(336,162,3);
	d=new ShapeShell2(231,20,8);
	e=new ShapeShell2(231,93,8);
	f=new ShapeShell2(231,160,8);

  	  objVect.addElement(a);
	  objVect.addElement(b);
	  objVect.addElement(cc);
  	  objVect.addElement(d);
  	  objVect.addElement(e);
  	  objVect.addElement(f);

        offscreenImage = createImage(this.size().width,this.size().height);
        h = offscreenImage.getGraphics();
        repaint();
}                       
public void paint(Graphics g) {
        h.setColor(Color.white);
	  h.fillRect(0,0,this.size().width,this.size().height);

	Enumeration e1 = objVect.elements();
	while(e1.hasMoreElements()) {
	   ShapeShell2 c = (ShapeShell2)e1.nextElement();		
	   c.show(h);
	}
	h.setColor(Color.black);
	h.drawLine(120,25,227,210);
	h.drawLine(120,25,12,210);
	h.drawLine(12,210,227,210);

        g.drawImage(offscreenImage,0,0,this);
}

public void scrambleEggs() {
	Enumeration e1 = objVect.elements();
	while(e1.hasMoreElements()) {
	   ShapeShell2 c = (ShapeShell2)e1.nextElement();		
	   c.folderX=(int)(Math.random()*200+200);
	   c.folderY=(int)(Math.random()*290);
	}
	return;
}

public boolean keyDown(Event evt, int key) {
	if (key == 'r') {
		System.out.println("Rotate ShapeShell2");
		Enumeration e1 = objVect.elements();
		while(e1.hasMoreElements()) {
	   		ShapeShell2 c = (ShapeShell2)e1.nextElement();		
			if (c.lastSel) {
			switch (c.shellPeice) {
				case 1:
					c.shellPeice = 3;
					break;
				case 2:
					c.shellPeice = 4;
					break;
				case 3:
					c.shellPeice = 5;
					break;
				case 4:
					c.shellPeice = 6;
					break;
				case 5:
					c.shellPeice = 2;
					break;
				case 6:
					c.shellPeice = 1;
					break;
				case 7:
					c.shellPeice = 8;
					break;
				case 8:
					c.shellPeice = 10;
					break;
				case 9:
					c.shellPeice = 7;
					break;
				case 10:
					c.shellPeice = 9;
					break;

			}
			}
		}
	}
	if (key == 's') {
		System.out.println("Scramble Eggs");
		scrambleEggs();
	}
	repaint();
	return true;
}

  public boolean mouseDown(Event evt, int x, int y) {
	System.out.println("x: "+(x)+"y: "+(y));		// Debug position
	
	Enumeration e1 = objVect.elements();
	while(e1.hasMoreElements()) {
	   ShapeShell2 c = (ShapeShell2)e1.nextElement();		
		if (c.selStat)
		   c.reset();
		if (!c.oneSelected())
			c.setMousePoint(x,y);

	if (x > 0 && x < 10)
		if (y > 0 && y < 10)
			System.out.println("x:"+c.folderX+" y:"+c.folderY);
	}

	repaint();
	return true;
  }

   public boolean mouseUp(Event evt, int x, int y) {
	Enumeration e1 = objVect.elements();
	while(e1.hasMoreElements()) {
	   ShapeShell2 c = (ShapeShell2)e1.nextElement();		
		c.contactUp();
	}
	repaint();
	return true;
   }

   public boolean mouseDrag(Event evt, int x, int y) {
	Enumeration e1 = objVect.elements();
	while(e1.hasMoreElements()) {
	   ShapeShell2 c = (ShapeShell2)e1.nextElement();		
		c.objectDrag(x,y);
	}
	repaint();
	return true;
   }

   public void update(Graphics g) {
	paint(g);
   }

} // End EggPuzzle
             
/////////////////// ShapeShell2 Class ///////////////////////////////

class ShapeShell2 extends Applet {
	int folderX=0, folderY=0, folderX_Old, folderY_Old, pointOnImageX, pointOnImageY;
      public int numImages = 10;
	static Image imageStrip;
	static private boolean selected = false;
	boolean mouseContact = false, lastSel=false;
	int shellPeice;
	static boolean selStat=false;
      private double angle=0.0;


   public ShapeShell2(int x, int y, int num) {
	folderX=folderX_Old=x;
	folderY=folderY_Old=y;
	shellPeice=num;
   }

   public ShapeShell2(int x, int y, int num, double degree) {
	folderX=folderX_Old=x;
	folderY=folderY_Old=y;
	shellPeice=num;
	angle = degree;
   }

   public static void loadImages(Applet parent){
	imageStrip = parent.getImage(parent.getCodeBase(),"all.gif");
   }

public void reset() {
	lastSel = false;
}

public void drawStripImage(Graphics g, Image imagePtr,
     int totalImageNum, int imageNum, int drawX, int drawY) {

     int imageWidth = imagePtr.getWidth(this) / totalImageNum;
     int imageHeight = imagePtr.getHeight(this); //getHeight();
     Graphics subArea = g.create(drawX, drawY, imageWidth, imageHeight);
     int stripX = (imageNum-1)*imageWidth;
     int stripY = 0;
     subArea.drawImage(imagePtr, -stripX, -stripY, this);
     subArea.dispose();
}

   public void oldCoord () {
	folderX_Old = folderX;
	folderY_Old = folderY;
   }

   public boolean oneSelected() {
	return selected;
   }

   public void setMousePoint(int x ,int y) { //145w 117h
	int width=0;
	int height=0;
	switch(shellPeice) {
		case 1:
			width = 110;
			height = 63;
			break;
		case 2:	
			width = 67;
			height = 111;
			break;
		case 3:
			width = 126;
			height = 74;
			break;
		case 4:	
			width = 76;
			height = 126;
			break;
		case 5:
			width = 111;
			height = 65;
			break;
		case 6:	
			width = 69;
			height = 112;
			break;
		case 7:
			width = 64;
			height = 73;
			break;
		case 8:	
			width = 74;
			height = 63;
			break;
		case 9:
			width = 74;
			height = 63;
			break;
		case 10:	
			width = 64;
			height = 73;
			break;
		default:
			width = 145;
			height = 117;
	}
         if (x>=folderX && x <=(folderX+width)) {
               if (y>=folderY && y<=(folderY+height)) {
			pointOnImageX = (folderX - x);
			pointOnImageY = (folderY - y);
			contact();
		}
	}
   }

   public void objectDrag(int x, int y) {
        if (mouseContact) {
		oldCoord();
		folderX=(x+pointOnImageX);
		folderY=(y+pointOnImageY);
	}
   }

   public void show (Graphics g) {
        drawStripImage(g, imageStrip, numImages, shellPeice ,folderX,folderY);
   }

   public void contact() {
	if (mouseContact == false) {
		mouseContact = true;
		selected = true;
		lastSel = true;
		selStat = true;
	} else {
		mouseContact = false;
		selected = false;
	}
   }

   public void contactUp() {
	if (mouseContact) { mouseContact = false;  selected = false;}
   }

} // End Class Shell