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print.hpp
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2 /*
3  * Main authors:
4  * Christian Schulte <schulte@gecode.org>
5  * Vincent Barichard <Vincent.Barichard@univ-angers.fr>
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8  * Christian Schulte, 2003
9  * Vincent Barichard, 2012
10  *
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35 
36 #include <sstream>
37 
38 namespace Gecode { namespace Float {
39  namespace Linear {
40  class NoView;
41  }
42 
43  template<class Char, class Traits, class View>
44  std::basic_ostream<Char,Traits>&
45  print_view(std::basic_ostream<Char,Traits>& os, const View& x) {
46  std::basic_ostringstream<Char,Traits> s;
47  s.copyfmt(os); s.width(0);
48  if (x.assigned()) {
49  s << "[[" << x.med() << "]]";
50  } else {
51  s << "[[" << x.min() << ".." << x.max() << "]]";
52  }
53  return os << s.str();
54  }
55 
56  template<class Char, class Traits>
57  inline std::basic_ostream<Char,Traits>&
58  operator <<(std::basic_ostream<Char,Traits>& os, const FloatView& x) {
59  return print_view(os,x);
60  }
61 
62  template<class Char, class Traits>
63  inline std::basic_ostream<Char,Traits>&
64  operator <<(std::basic_ostream<Char,Traits>& os, const MinusView& x) {
65  return print_view(os,x);
66  }
67 
68  template<class Char, class Traits>
69  inline std::basic_ostream<Char,Traits>&
70  operator <<(std::basic_ostream<Char,Traits>& os, const OffsetView& x) {
71  return print_view(os,x);
72  }
73 
74  template<class Char, class Traits>
75  inline std::basic_ostream<Char,Traits>&
76  operator <<(std::basic_ostream<Char,Traits>& os, const ScaleView& x) {
77  return print_view(os,x);
78  }
79 
80  template<class Char, class Traits>
81  inline std::basic_ostream<Char,Traits>&
82  operator <<(std::basic_ostream<Char,Traits>& os, const Linear::NoView&) {
83  return os << "NoView";
84  }
85 
86 }}
87 
88 // STATISTICS: float-var
89 
std::basic_ostream< Char, Traits > & print_view(std::basic_ostream< Char, Traits > &os, const View &x)
Definition: print.hpp:45
Post propagator for SetVar x
Definition: set.hh:767
bool assigned(void) const
Test whether view is assigned.
Definition: var.hpp:111
Gecode toplevel namespace
Archive & operator<<(Archive &e, FloatNumBranch nl)
Definition: val-sel.hpp:39