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image_domain_morpher.hh
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26 
27 #ifndef MLN_CORE_INTERNAL_IMAGE_DOMAIN_MORPHER_HH
28 # define MLN_CORE_INTERNAL_IMAGE_DOMAIN_MORPHER_HH
29 
33 
34 # include <mln/core/internal/image_morpher.hh>
35 
36 
37 namespace mln
38 {
39 
40  namespace internal
41  {
42 
43 
53  template <typename I, typename S, typename E>
54  class image_domain_morpher : public image_morpher<I, mln_value(I), S, E>
55  {
56  public:
57 
59  typedef mln_rvalue(I) rvalue;
60 
62  typedef mln_morpher_lvalue(I) lvalue;
63 
64 
66  rvalue operator()(const mln_psite(S)& p) const;
67 
69  lvalue operator()(const mln_psite(S)& p);
70 
71  protected:
72 
75  };
76 
77 
78 # ifndef MLN_INCLUDE_ONLY
79 
80  template <typename I, typename S, typename E>
81  inline
83  {
84  }
85 
86  template <typename I, typename S, typename E>
87  inline
88  mln_rvalue(I)
89  image_domain_morpher<I,S,E>::operator()(const mln_psite(S)& p) const
90  {
91  mln_precondition(this->delegatee_() != 0);
92  mln_precondition(exact(this)->has(p));
93  mln_precondition(this->delegatee_()->has(p));
94  return this->delegatee_()->operator()(p);
95  }
96 
97  template <typename I, typename S, typename E>
98  inline
99  typename image_domain_morpher<I,S,E>::lvalue
100  image_domain_morpher<I,S,E>::operator()(const mln_psite(S)& p)
101  {
102  mln_precondition(this->delegatee_() != 0);
103  mln_precondition(exact(this)->has(p));
104  mln_precondition(this->delegatee_()->has(p));
105  return this->delegatee_()->operator()(p);
106  }
107 
108 # endif // ! MLN_INCLUDE_ONLY
109 
110  } // end of namespace mln::internal
111 
112 } // end of namespace mln
113 
114 
115 #endif // ! MLN_CORE_INTERNAL_IMAGE_DOMAIN_MORPHER_HH