$extrastylesheet
Olena
User documentation 2.1
An Image Processing Platform
Milena
Getting started
API Reference Manual
All Classes
Examples
Demos
Publications
All
Classes
Namespaces
Functions
Variables
Typedefs
Enumerations
Enumerator
Friends
Groups
Pages
literal.hh
1
// Copyright (C) 2007, 2009, 2013 EPITA Research and Development
2
// Laboratory (LRDE)
3
//
4
// This file is part of Olena.
5
//
6
// Olena is free software: you can redistribute it and/or modify it under
7
// the terms of the GNU General Public License as published by the Free
8
// Software Foundation, version 2 of the License.
9
//
10
// Olena is distributed in the hope that it will be useful,
11
// but WITHOUT ANY WARRANTY; without even the implied warranty of
12
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13
// General Public License for more details.
14
//
15
// You should have received a copy of the GNU General Public License
16
// along with Olena. If not, see <http://www.gnu.org/licenses/>.
17
//
18
// As a special exception, you may use this file as part of a free
19
// software project without restriction. Specifically, if other files
20
// instantiate templates or use macros or inline functions from this
21
// file, or you compile this file and link it with other files to produce
22
// an executable, this file does not by itself cause the resulting
23
// executable to be covered by the GNU General Public License. This
24
// exception does not however invalidate any other reasons why the
25
// executable file might be covered by the GNU General Public License.
26
27
#ifndef MLN_CORE_CONCEPT_LITERAL_HH
28
# define MLN_CORE_CONCEPT_LITERAL_HH
29
34
# include <mln/core/concept/object.hh>
35
36
37
namespace
mln
38
{
39
40
// Fwd decl.
41
template
<
typename
E>
struct
Literal;
42
45
template
<>
46
struct
Literal
<void>
47
{
48
typedef
Object<void>
super
;
49
};
51
52
57
template
<
typename
E>
58
struct
Literal
:
public
Object
<E>
59
{
60
typedef
Literal<void>
category
;
61
62
static
const
E&
the
();
63
64
protected
:
65
Literal
();
66
};
67
68
69
70
# ifndef MLN_INCLUDE_ONLY
71
72
template
<
typename
E>
73
inline
74
Literal<E>::Literal
()
75
{
76
}
77
78
template
<
typename
E>
79
inline
80
const
E&
81
Literal<E>::the
()
82
{
83
static
E the_;
84
return
the_;
85
}
86
87
# endif // ! MLN_INCLUDE_ONLY
88
89
90
}
// end of namespace mln
91
92
93
#endif // ! MLN_CORE_CONCEPT_LITERAL_HH
mln
core
concept
literal.hh
Copyright (C) 2012 EPITA Research and Development Laboratory (LRDE)