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ranges-rangelist.hpp
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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, 2011
8 *
9 * This file is part of Gecode, the generic constraint
10 * development environment:
11 * http://www.gecode.org
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33
34namespace Gecode { namespace Iter { namespace Ranges {
35
44 class RangeList {
45 protected:
48 public:
50
51
52 RangeList(void);
56 void init(const Gecode::RangeList* s);
58
60
61
62 bool operator ()(void) const;
64 void operator ++(void);
66
68
69
70 int min(void) const;
72 int max(void) const;
74 unsigned int width(void) const;
76 };
77
78
81
84
85 forceinline void
87
88 forceinline bool
89 RangeList::operator ()(void) const { return c != NULL; }
90
91 forceinline void
93 c = c->next();
94 }
95
96 forceinline int
97 RangeList::min(void) const {
98 return c->min();
99 }
100 forceinline int
101 RangeList::max(void) const {
102 return c->max();
103 }
104 forceinline unsigned int
105 RangeList::width(void) const {
106 return c->width();
107 }
108
109}}}
110
111// STATISTICS: iter-any
Range iterator for range lists
void operator++(void)
Move iterator to next range (if possible)
bool operator()(void) const
Test whether iterator is still at a range or done.
void init(const Gecode::RangeList *s)
Initialize with range list s.
const Gecode::RangeList * c
Current range.
RangeList(void)
Default constructor.
int max(void) const
Return largest value of range.
unsigned int width(void) const
Return width of range (distance between minimum and maximum)
int min(void) const
Return smallest value of range.
Lists of ranges (intervals)
int max(void) const
Return maximum.
int min(void) const
Return minimum.
RangeList * next(void) const
Return next element.
unsigned int width(void) const
Return width (distance between maximum and minimum)
Gecode toplevel namespace
#define forceinline
Definition config.hpp:187