/*
* @(#)BouncingDrawing.java 5.1
*
*/
package CH.ifa.draw.samples.javadraw;
import java.util.Enumeration;
import CH.ifa.draw.framework.Figure;
import CH.ifa.draw.standard.StandardDrawing;
import CH.ifa.draw.util.Animatable;
public class BouncingDrawing extends StandardDrawing implements Animatable {
/*
* Serialization support.
*/
private static final long serialVersionUID = -8566272817418441758L;
private int bouncingDrawingSerializedDataVersion = 1;
public synchronized Figure add(Figure figure) {
if (!(figure instanceof AnimationDecorator))
figure = new AnimationDecorator(figure);
return super.add(figure);
}
public synchronized Figure remove(Figure figure) {
Figure f = super.remove(figure);
if (f instanceof AnimationDecorator)
return ((AnimationDecorator) f).peelDecoration();
return f;
}
public synchronized void replace(Figure figure, Figure replacement) {
if (!(replacement instanceof AnimationDecorator))
replacement = new AnimationDecorator(replacement);
super.replace(figure, replacement);
}
public void animationStep() {
Enumeration k = figures();
while (k.hasMoreElements())
((AnimationDecorator) k.nextElement()).animationStep();
}
}