Reference documentation for deal.II version GIT c14369f203 2023-10-01 07:40:02+00:00
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named_selection.h
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1 // ---------------------------------------------------------------------
2 //
3 // Copyright (C) 2000 - 2020 by the deal.II authors
4 //
5 // This file is part of the deal.II library.
6 //
7 // The deal.II library is free software; you can use it, redistribute
8 // it, and/or modify it under the terms of the GNU Lesser General
9 // Public License as published by the Free Software Foundation; either
10 // version 2.1 of the License, or (at your option) any later version.
11 // The full text of the license can be found in the file LICENSE.md at
12 // the top level directory of deal.II.
13 //
14 // ---------------------------------------------------------------------
15 
16 #ifndef dealii_named_selection_h
17 #define dealii_named_selection_h
18 
19 #include <deal.II/base/config.h>
20 
22 
23 #include <string>
24 
26 
34 {
35 public:
41  void
42  add(const std::string &name);
43 
44 
48  void
49  initialize(const AnyData &data);
50 
51 
56  unsigned int
57  size() const;
58 
59 
66  unsigned int
67  operator()(unsigned int i) const;
68 
69 
70 private:
74  std::vector<std::string> names;
75 
79  std::vector<unsigned int> indices;
80 };
81 
82 
83 inline unsigned int
85 {
86  return names.size();
87 }
88 
89 
90 inline void
91 NamedSelection::add(const std::string &s)
92 {
93  names.push_back(s);
94 }
95 
96 
97 inline unsigned int
98 NamedSelection::operator()(unsigned int i) const
99 {
100  Assert(indices.size() == names.size(), ExcNotInitialized());
101 
102  AssertIndexRange(i, size());
103 
104  return indices[i];
105 }
106 
108 
109 #endif
void initialize(const AnyData &data)
std::vector< std::string > names
std::vector< unsigned int > indices
void add(const std::string &name)
unsigned int size() const
unsigned int operator()(unsigned int i) const
#define DEAL_II_NAMESPACE_OPEN
Definition: config.h:477
#define DEAL_II_NAMESPACE_CLOSE
Definition: config.h:478
static ::ExceptionBase & ExcNotInitialized()
#define Assert(cond, exc)
Definition: exceptions.h:1616
#define AssertIndexRange(index, range)
Definition: exceptions.h:1857