// $Id: LayoutedContainer.java,v 1.2 2003/06/29 23:52:16 linus Exp $
// Copyright (c) 1996-2001 The Regents of the University of California. All
// Rights Reserved. Permission to use, copy, modify, and distribute this
// software and its documentation without fee, and without a written
// agreement is hereby granted, provided that the above copyright notice
// and this paragraph appear in all copies.  This software program and
// documentation are copyrighted by The Regents of the University of
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// does not warrant that the operation of the program will be
// uninterrupted or error-free. The end-user understands that the program
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// UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,
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package org.argouml.uml.diagram.layout;

import java.awt.*;


/**
 * This interface is for container in a layouted diagram. They are
 * intended to hold other object like nodes or even other containers.
 * An example are nested packages in classdiagrams.
 */
public interface LayoutedContainer {

    /**
     * Add an object to this container.
     *
     * @param obj represents the object to add to this container.
     */
    void add(LayoutedObject obj);

    /**
     * Remove an object from this container.
     *
     * @param obj represents the object to be removed.
     */
    void remove(LayoutedObject obj);

    /**
     * Operation getContent returns all the objects from
     * this container.
     *
     * @return All the objects from this container.
     */
    LayoutedObject [] getContent();

    /**
     * Resize this container, so it fits the layouted objects within itself.
     *
     * @param newSize represents The new size of this container.
     */
    void resize(Dimension newSize);
}