import java.awt.*;

/**
 * A layout manager that "cascades" components separated by 20px in each dimension.
 * Not particularly useful, but an illustration of implementing a custom
 * layout manager strategy.
 * @author Marty Stepp
 * @version CSE 331 Spring 2011, 5/9/2011
 */
public class CascadingLayout implements LayoutManager {
	public void addLayoutComponent(String arg0, Component arg1) {}

	/**
	 * Lays out the components in the given container in a cascading style from top-left.
	 */
	public void layoutContainer(Container container) {
		int x = 0;
		int y = 0;
		for (Component comp : container.getComponents()) {
			// position/size the component
			comp.setSize(comp.getPreferredSize());
			comp.setLocation(x, y);
			
			x += 40;
			y += 40;
		}
	}

	public Dimension minimumLayoutSize(Container arg0) {
		return null;
	}

	public Dimension preferredLayoutSize(Container arg0) {
		return null;
	}

	public void removeLayoutComponent(Component arg0) {}
}