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all_to.hh
1 // Copyright (C) 2007, 2009 EPITA Research and Development Laboratory (LRDE)
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19 // instantiate templates or use macros or inline functions from this
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25 
26 #ifndef MLN_FUN_I2V_ALL_TO_HH
27 # define MLN_FUN_I2V_ALL_TO_HH
28 
32 
33 # include <mln/core/concept/function.hh>
34 
35 
36 namespace mln
37 {
38 
39  namespace fun
40  {
41 
42  namespace i2v
43  {
44 
45  template <typename T>
46  struct all_to : public Function_v2v< all_to<T> >
47  {
48  typedef T result;
49  all_to(T t);
50  template <typename U>
51  T operator()(const U&) const;
52  private:
53  T t_;
54  };
55 
56  } // end of namespace mln::fun::i2v
57 
58  } // end of namespace mln::fun
59 
60  template <typename T>
62 
63 
64 # ifndef MLN_INCLUDE_ONLY
65 
66  namespace fun
67  {
68 
69  namespace i2v
70  {
71 
72  template <typename T>
73  inline
75  : t_(t)
76  {
77  }
78 
79  template <typename T>
80  template <typename U>
81  inline
82  T
83  all_to<T>::operator()(const U&) const
84  {
85  return t_;
86  }
87 
88  } // end of namespace mln::fun::i2v
89 
90  } // end of namespace mln::fun
91 
92  template <typename T>
93  inline
94  fun::i2v::all_to<T> all_to(T t)
95  {
96  fun::i2v::all_to<T> tmp(t);
97  return tmp;
98  }
99 
100 # endif // ! MLN_INCLUDE_ONLY
101 
102 } // end of namespace mln
103 
104 
105 #endif // ! MLN_FUN_I2V_ALL_TO_HH