Attachment 35275 Details for Bug 129257 – InvertEdges.java

InvertEdges.java

InvertEdges.java (text/plain), 1.36 KB, created by Jennifer Cormier

on 2006-02-23 18:43:58 EST

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Creator: Jennifer Cormier

Created: 2006-02-23 18:43:58 EST

Size: 1.36 KB

patch

obsolete

>/*******************************************************************************
> * 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.internal.graph;
>
>import org.eclipse.draw2d.graph.DirectedGraph;
>import org.eclipse.draw2d.graph.Edge;
>
>/**
> * Inverts any edges which are marked as backwards or "feedback" edges.
> * 
> * @author Daniel Lee
> * @since 2.1.2
> */
>public class InvertEdges extends GraphVisitor {
>
>/**
> * 
> * @see GraphVisitor#visit(org.eclipse.draw2d.graph.DirectedGraph)
> */
>public void visit(DirectedGraph g) {
>	for (int i = 0; i < g.edges.size(); i++) {
>		Edge e = g.edges.getEdge(i);
>		if ( e.isFeedback && !( e.source instanceof VirtualNode ) 
>				&& ! ( e.target instanceof VirtualNode ) ) {
>			
>			e.invert();
>			e.isFeedback = false;
>		}
>		// Bug fix:
>		// Don't invert edges with VirtualNodes because it is not done properly.
>		// Do that at the end in BreakCycles.revisit() instead.
>	}
>}
>
>}

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Attachments on bug 129257: 35274 | 35275