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dekker.one
1/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
2/*
3 * Main authors:
4 * Christian Schulte <schulte@gecode.org>
5 *
6 * Copyright:
7 * Christian Schulte, 2004
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
34namespace Gecode { namespace Iter { namespace Ranges {
35
36 /**
37 * \brief Range iterator for singleton range
38 *
39 * \ingroup FuncIterRanges
40 */
41
42 class Singleton : public MinMax {
43 public:
44 /// \name Constructors and initialization
45 //@{
46 /// Default constructor
47 Singleton(void);
48 /// Initialize with range \a min to \a max
49 Singleton(int min, int max);
50 /// Initialize with range \a min to \a max
51 void init(int min, int max);
52 //@}
53
54 /// \name Iteration control
55 //@{
56 /// Move iterator to next range (if possible)
57 void operator ++(void);
58 //@}
59 };
60
61
62 forceinline
63 Singleton::Singleton(void) {}
64
65 forceinline
66 Singleton::Singleton(int min, int max)
67 : MinMax(min,max) {}
68
69 forceinline void
70 Singleton::init(int min, int max) {
71 mi = min; ma = max;
72 }
73
74 forceinline void
75 Singleton::operator ++(void) {
76 mi=1; ma=0;
77 }
78
79}}}
80
81// STATISTICS: iter-any
82