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grays.hh
1 // Copyright (C) 2007, 2008, 2009, 2011 EPITA Research and Development
2 // Laboratory (LRDE)
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20 // instantiate templates or use macros or inline functions from this
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26 
27 #ifndef MLN_LITERAL_GRAYS_HH
28 # define MLN_LITERAL_GRAYS_HH
29 
35 # include <mln/core/concept/literal.hh>
36 
37 namespace mln
38 {
39 
40  namespace literal
41  {
42 
44  struct light_gray_t : public Literal<light_gray_t>
45  {
46  // This default constructor is needed for compilation with gcc
47  // 4.6.0, gcc 4.6.1 and Clang.
48  light_gray_t();
49  };
50 
51  struct medium_gray_t : public Literal<medium_gray_t>
52  {
53  // This default constructor is needed for compilation with gcc
54  // 4.6.0, gcc 4.6.1 and Clang.
55  medium_gray_t();
56  };
57 
58  struct dark_gray_t : public Literal<dark_gray_t>
59  {
60  // This default constructor is needed for compilation with gcc
61  // 4.6.0, gcc 4.6.1 and Clang.
62  dark_gray_t();
63  };
64 
66  extern const light_gray_t light_gray;
67 
69  extern const medium_gray_t medium_gray;
70 
72  extern const dark_gray_t dark_gray;
73 
74 # ifndef MLN_INCLUDE_ONLY
75 
76 # ifndef MLN_WO_GLOBAL_VARS
77 
79 
81 
82  const dark_gray_t dark_gray;
83 
84 # endif // ! MLN_WO_GLOBAL_VARS
85 
86  inline
88  {
89  }
90 
91  inline
93  {
94  }
95 
96  inline
98  {
99  }
100 
101 # endif // !MLN_INCLUDE_ONLY
102 
103  } // end of namespace mln::literal
104 
105 } // end of namespace mln
106 
107 // White and black are grays too.
108 # include <mln/literal/white.hh>
109 # include <mln/literal/black.hh>
110 
111 #endif // ! MLN_LITERAL_GRAYS_HH