// EkenFireSub.java
// Welcome Eken Web Page sub-Applet (parent of WelcomeEken)
// by nagatani@eken.phys.nagoya-u.ac.jp

import java.applet.Applet;
import java.awt.*;
import java.net.URL;
import java.util.Vector;

public class EkenFireSub extends Applet {
	
	Vector	Objects;
	
	MediaTracker	MT;
	
	public void init () {
		
		resize (size().width, size().height);
		MT = new MediaTracker (this);
		
		URL	ImageURL;
		try {
			ImageURL = new URL (getDocumentBase(), "WelcomeEken/");
		} catch (java.net.MalformedURLException e) {
			ImageURL = getDocumentBase();
		}
		
		Objects = new Vector (20,10);
		
		if (getParameter ("Dynamical") != null) {
			// Dynamical Fire Image
			Objects.addElement (new FireColor (this));
		} else {
			// Rolling Fire Image
			Image	image = getImage (ImageURL, "BGRoll.gif");
			MT.addImage (image, 0);
			Objects.addElement (new BGRoll (image, 0, this));
		}
		
		// Grid Image
		if (getParameter ("Grid") != null) {
			Image	image = getImage (ImageURL, "BGRoll2.gif");
			MT.addImage (image, 0);
			Objects.addElement (new BGRoll2 (image, 0, this));
		}
		
		// Stationary String Image
		Image	image = getImage (ImageURL, "EkenLogoSK-j.gif");
		MT.addImage (image, 0);
		Objects.addElement (new StringStat (image, this));
	}
	
	public void paint (Graphics g) {
		
		// Clear Region
		g.setColor (getBackground());
		g.fillRect (0, 0, size().width, size().height);
		g.setColor (getForeground());
		
		// Wait for Load Image
		try {
			MT.waitForID (0);
		} catch (InterruptedException e) {}
		
		// Paint Objects
		for (int n = 0 ; n < Objects.size () ; n++)
			((SGObject) (Objects.elementAt (n))). paint (g, this);
	}
	public void move () {
		
		for (int n = 0 ; n < Objects.size () ; n++)
			((SGObject) (Objects.elementAt (n))). move ();
	}
}