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comparison dwtx/draw2d/graph/InvertEdges.d @ 98:95307ad235d9

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Added Draw2d code, still work in progress
author Frank Benoit <benoit@tionex.de>
date Sun, 03 Aug 2008 00:52:14 +0200
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96:b492ba44e44d 98:95307ad235d9
1 /*******************************************************************************
2 * Copyright (c) 2003, 2005 IBM Corporation and others.
3 * All rights reserved. This program and the accompanying materials
4 * are made available under the terms of the Eclipse Public License v1.0
5 * which accompanies this distribution, and is available at
6 * http://www.eclipse.org/legal/epl-v10.html
7 *
8 * Contributors:
9 * IBM Corporation - initial API and implementation
10 * Port to the D programming language:
11 * Frank Benoit <benoit@tionex.de>
12 *******************************************************************************/
13 module dwtx.draw2d.graph.InvertEdges;
14
15 import dwt.dwthelper.utils;
16 import dwtx.draw2d.graph.GraphVisitor;
17 import dwtx.draw2d.graph.DirectedGraph;
18 import dwtx.draw2d.graph.Edge;
19
20 /**
21 * Inverts any edges which are marked as backwards or "feedback" edges.
22 *
23 * @author Daniel Lee
24 * @since 2.1.2
25 */
26 class InvertEdges : GraphVisitor {
27
28 /**
29 *
30 * @see GraphVisitor#visit(dwtx.draw2d.graph.DirectedGraph)
31 */
32 public void visit(DirectedGraph g) {
33 for (int i = 0; i < g.edges.size(); i++) {
34 Edge e = g.edges.getEdge(i);
35 if (e.isFeedback)
36 e.invert();
37 }
38 }
39
40 }