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comparison dwtx/draw2d/TreeSearch.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) 2000, 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.TreeSearch;
14
15 import dwt.dwthelper.utils;
16 import dwtx.draw2d.IFigure;
17
18 /**
19 * A helper used in depth-first searches of a figure subgraph.
20 * @author hudsonr
21 * @since 2.1
22 */
23 public interface TreeSearch {
24
25 /**
26 * Returns <code>true</code> if the given figure is accepted by the search.
27 * @param figure the current figure in the traversal
28 * @return <code>true</code> if the figure is accepted
29 */
30 bool accept(IFigure figure);
31
32 /**
33 * Returns <code>true</code> if the figure and all of its contained figures should be
34 * pruned from the search.
35 * @param figure the current figure in the traversal
36 * @return <code>true</code> if the subgraph should be pruned
37 */
38 bool prune(IFigure figure);
39
40 }