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dindex.hh
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25 
26 #ifndef MLN_UTIL_DINDEX_HH
27 # define MLN_UTIL_DINDEX_HH
28 
38 # include <mln/util/index.hh>
39 # include <mln/literal/zero.hh>
40 # include <mln/literal/one.hh>
41 
42 
43 namespace mln
44 {
45 
46  namespace util
47  {
48 
49  // Fwd decl.
50  template <typename Tag> struct dindex_;
51 
52 
56  template <typename Tag = void>
57  struct dindex_ // : public Object< dindex_<Tag> >
58  {
60 
61  typedef index_<Tag> psite;
62  typedef index_<Tag> site;
63 
64  typedef int coord;
65  enum { dim = 1 };
66 
67  int i_;
68 
70  {
71  }
72 
73  dindex_(int i)
74  : i_(i)
75  {
76  }
77 
80  : i_(0)
81  {
82  }
84  {
85  i_ = 0;
86  return *this;
87  }
88 
90  : i_(1)
91  {
92  }
94  {
95  i_ = 1;
96  return *this;
97  }
99 
100  bool operator<(const dindex_& rhs) const
101  {
102  return i_ < rhs.i_;
103  }
104 
105  operator int() const
106  {
107  return i_;
108  }
109  };
110 
112 
113 
114 
115 # ifndef MLN_INCLUDE_ONLY
116 
117  // FIXME
118 
119 # endif // ! MLN_INCLUDE_ONLY
120 
121  } // end of namespace mln::util
122 
123 } // end of namespace mln
124 
125 
126 #endif // ! MLN_UTIL_DINDEX_HH