BasicLayoutManager.java

package org.darkstorm.minecraft.gui.layout;

import java.awt.*;

public class BasicLayoutManager implements LayoutManager {
	public void reposition(Rectangle area, Rectangle[] componentAreas,
			Constraint[][] constraints) {
		int offset = 0;
		for(Rectangle componentArea : componentAreas) {
			if(componentArea == null)
				throw new NullPointerException();
			componentArea.x = (area.x);
			componentArea.y = (area.y + offset);
			offset += componentArea.height;
		}
	}

	@Override
	public Dimension getOptimalPositionedSize(Rectangle[] componentAreas,
			Constraint[][] constraints) {
		int width = 0, height = 0;
		for(Rectangle component : componentAreas) {
			if(component == null)
				throw new NullPointerException();
			height += component.height;
			width = Math.max(width, component.width);
		}
		return new Dimension(width, height);
	}
}