tree

/*
// Updated by Matt Slaybaugh December 17, 1999
// This is not code anyone should emulate, but at least it works now :)
// Speed, image, and message are hard-coded, change and recompile (jdk 1.0.2) to personalize
*/

import java.awt.*;
import java.applet.*;
import java.lang.*;

public class tree extends Applet implements Runnable {
       Image tree;
       Image screen;
       boolean music = true;
       Image snow;
       FontMetrics fm;
       Font myFont;
       int fontsize;
       AudioClip sound;
       int msg = 0;
       MediaTracker track;
       Thread test;
       String file = "tree.gif";
       String message[] = new String[10];
       int height;
       int width;
       int x[] = new int[100];
       int y[] = new int[100];
       int temp = 0;
       double fly;
        int l;
		int i;

       boolean backdrawn = false;
       public void init() {

                track = new MediaTracker(this);
                tree = getImage(getDocumentBase(),file);
                track.addImage(tree, 0);
                snow = getImage(getDocumentBase(),"snow.gif");
                track.addImage(snow,1);

                sound = getAudioClip(getDocumentBase(),"sleigh.au");
                setBackground(Color.black);
                if (screen ==  null) {screen = createImage(size().width,size().height);}
                width = size().width;
                height = size().height;
                message[0] = "Happy Holidays!";
                message[1] = "From JavaBoutique";
                message[2] = "Click Image to stop sounds!!";
                message[3] = "Happy Solstice!";
                message[4] = "Send us your feedback!!";
                myFont = new Font("Arial",Font.BOLD,10);
                fm = getFontMetrics(myFont);
                }

        public synchronized void start() {
                if (test == null) {
                test = new Thread(this);
                test.start();
                }
        }

        public synchronized void stop() {
                if (test != null) {
                sound.stop();
                test.stop();
                test = null;
                }
        }

        public void run() {

			try {
				track.waitForAll();
				}
			catch (InterruptedException e){};

		   while(true) {
				if (!backdrawn) { background(); }
				if (backdrawn) {snow(); }
				update();
				 try {
					Thread.sleep(120);
					}
				 catch (InterruptedException e){};
				}
        }


        public void update() {
                 Graphics g = screen.getGraphics();
                 g.setColor(Color.black);
                 g.fillRect(0,0,width,height);
                 g.setColor(Color.yellow);

                g.drawImage(tree,(width/2)-35,0,this);
                fontsize = fm.stringWidth(message[msg]);
                g.setFont(myFont);
                g.drawString(message[msg],((width/2)-(fontsize/2)),height-5);
               for (l=0;l<30;l++) {
                g.drawImage(snow,x[l],y[l],this);
               }

                 g = getGraphics();
                 g.drawImage(screen,0,0,this);
                 g.dispose();
}

         public void snow() {
                temp++;
                for (l=0;l<30;l++) {
                        y[l]+=9;
                        if (y[l]>100) { y[l]=0;}
                     }
                     if (temp>5) {msg++;
                     if (msg>4) {msg = 0; }
                     temp = 0;}
        }
         public void background() {
                for (l=0;l<30;l++) {
                x[l] =(int)(Math.random()*100)+20;
                y[l] =(int)(Math.random()*100);
                     }

                if (music) {sound.loop();}

                 Graphics g = screen.getGraphics();
                 g.setColor(Color.black);
                 g.fillRect(0,0,width,height);
                 g.drawImage(tree,0,0,this);
                 backdrawn = true;
                 update();
          }


        public boolean mouseDown(Event e, int ms, int my) {
                if (!music) { music = true; sound.loop(); return true; }
                if (music) {music = false; sound.stop(); return true;}
                return true;
                }

 }

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