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center_only_iter.hh
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26 
27 #ifndef MLN_TOPO_CENTER_ONLY_ITER_HH
28 # define MLN_TOPO_CENTER_ONLY_ITER_HH
29 
36 
37 # include <mln/topo/internal/complex_relative_iterator_base.hh>
38 # include <mln/topo/face.hh>
39 
40 
41 namespace mln
42 {
43 
44  namespace topo
45  {
46 
47  // Forward declaration.
48  template <unsigned D> class face;
49 
50 
51  /*----------------------------.
52  | topo::center_only_iter<D>. |
53  `----------------------------*/
54 
76  template <unsigned D>
79  algebraic_face<D>,
80  center_only_iter<D> >
81  {
82  // Tech note: we use topo::face to help g++-2.95.
83  private:
84  typedef center_only_iter<D> self_;
87  self_ > super_;
88 
89  public:
93  template <typename Fref>
94  center_only_iter(const Fref& f_ref);
96 
98  void update_adj_faces_();
99  };
100 
101 
102 
103 # ifndef MLN_INCLUDE_ONLY
104 
105  /*----------------------------.
106  | topo::center_only_iter<D>. |
107  `----------------------------*/
108 
109  template <unsigned D>
110  inline
112  {
113  }
114 
115  template <unsigned D>
116  template <typename Fref>
117  inline
118  center_only_iter<D>::center_only_iter(const Fref& f_ref)
119  : super_(f_ref)
120  {
121  }
122 
123  template <unsigned D>
124  inline
125  void
127  {
128  mln_precondition(this->c_);
129  this->adj_faces_.clear();
130  this->adj_faces_.push_back(make_algebraic_face(*this->c_, true));
131  }
132 
133 # endif // ! MLN_INCLUDE_ONLY
134 
135  } // end of namespace mln::topo
136 
137 } // end of namespace mln
138 
139 #endif // ! MLN_TOPO_CENTER_ONLY_ITER_HH