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dekker.one
1/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
2/*
3 * Main authors:
4 * Guido Tack <tack@gecode.org>
5 *
6 * Copyright:
7 * Guido Tack, 2006
8 *
9 * This file is part of Gecode, the generic constraint
10 * development environment:
11 * http://www.gecode.org
12 *
13 * Permission is hereby granted, free of charge, to any person obtaining
14 * a copy of this software and associated documentation files (the
15 * "Software"), to deal in the Software without restriction, including
16 * without limitation the rights to use, copy, modify, merge, publish,
17 * distribute, sublicense, and/or sell copies of the Software, and to
18 * permit persons to whom the Software is furnished to do so, subject to
19 * the following conditions:
20 *
21 * The above copyright notice and this permission notice shall be
22 * included in all copies or substantial portions of the Software.
23 *
24 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
25 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
26 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
27 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
28 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
29 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
30 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
31 *
32 */
33
34#ifndef GECODE_GIST_LAYOUTCURSOR_HH
35#define GECODE_GIST_LAYOUTCURSOR_HH
36
37#include <gecode/gist/nodecursor.hh>
38#include <gecode/gist/visualnode.hh>
39
40namespace Gecode { namespace Gist {
41
42
43 /// \brief A cursor that computes a tree layout for VisualNodes
44 class LayoutCursor : public NodeCursor<VisualNode> {
45 public:
46 /// Constructor
47 LayoutCursor(VisualNode* theNode,
48 const VisualNode::NodeAllocator& na);
49
50 /// \name Cursor interface
51 //@{
52 /// Test if the cursor may move to the first child node
53 bool mayMoveDownwards(void);
54 /// Compute layout for current node
55 void processCurrentNode(void);
56 //@}
57 };
58
59}}
60
61#include <gecode/gist/layoutcursor.hpp>
62
63#endif
64
65// STATISTICS: gist-any