| /******************************************************************************* |
| * Copyright (c) 2003, 2005 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.draw2d.graph; |
| |
| /** |
| * A <code>DirectedGraph</code> whose Nodes may be compound {@link Subgraph}s, which may |
| * contain other nodes. Any node in the graph may be parented by one subgraph. Since |
| * subgraphs are nodes, the source or target end of an {@link Edge} may be a subgraph. |
| * For additional restrictions, refer to the JavaDoc for the layout algorithm being used. |
| * <P> |
| * A CompoundDirectedGraph is passed to a graph layout, which will position all of the |
| * nodes, subgraphs, and edges in that graph. This class serves as the data structure for |
| * a layout algorithm. |
| * |
| * @author Randy Hudson |
| * @since 2.1.2 |
| */ |
| public class CompoundDirectedGraph extends DirectedGraph { |
| |
| /** |
| * For internal use only. |
| */ |
| public NodeList subgraphs = new NodeList(); |
| |
| /** |
| * For internal use only. |
| */ |
| public EdgeList containment = new EdgeList(); |
| |
| } |