https://svn.lrde.epita.fr/svn/oln/trunk/milena Index: ChangeLog from Roland Levillain &lt;roland(a)lrde.epita.fr&gt; Add inclusion operators for mln::p_graph and mln::p_line_graph. * mln/core/p_graph.hh (operator<=(const p_graph<P>&, const p_graph<P>&)) * mln/core/p_line_graph.hh (operator<=(const p_line_graph<P>&, const p_line_graph<P>&)): New operators. p_graph.hh | 19 +++++++++++++++++++ p_line_graph.hh | 19 +++++++++++++++++++ 2 files changed, 38 insertions(+) Index: mln/core/p_graph.hh --- mln/core/p_graph.hh (revision 1828) +++ mln/core/p_graph.hh (working copy) @@ -126,6 +126,18 @@ bool operator==(const p_graph<P>& lhs, const p_graph<P>& rhs); + /// \brief Inclusion of a mln::p_graph in another one. + /// + /// This inclusion relation is very strict for the moment, since our + /// infrastrure for graphs i simple: a mln::p_graph is included + /// in another one if their are equal. + /// + /// \todo Refine this later, when we are able to express subgraph + /// relations. + template <typename P> + bool + operator<=(const p_graph<P>& lhs, const p_graph<P>& rhs); + # ifndef MLN_INCLUDE_ONLY @@ -273,6 +285,13 @@ return lhs.gr_.ptr_ == rhs.gr_.ptr_; } + template <typename P> + bool + operator<=(const p_graph<P>& lhs, const p_graph<P>& rhs) + { + return lhs == rhs; + } + # endif // ! MLN_INCLUDE_ONLY } // end of mln Index: mln/core/p_line_graph.hh --- mln/core/p_line_graph.hh (revision 1828) +++ mln/core/p_line_graph.hh (working copy) @@ -105,6 +105,18 @@ bool operator==(const p_line_graph<P>& lhs, const p_line_graph<P>& rhs); + /// \brief Inclusion of a mln::p_line_graph in another one. + /// + /// This inclusion relation is very strict for the moment, since our + /// infrastrure for graphs i simple: a mln::p_line_graph is included + /// in another one if their are equal. + /// + /// \todo Refine this later, when we are able to express subgraph + /// relations. + template <typename P> + bool + operator<=(const p_line_graph<P>& lhs, const p_line_graph<P>& rhs); + # ifndef MLN_INCLUDE_ONLY @@ -173,6 +185,13 @@ return lhs.gr_.ptr_ == rhs.gr_.ptr_; } + template <typename P> + bool + operator<=(const p_line_graph<P>& lhs, const p_line_graph<P>& rhs) + { + return lhs == rhs; + } + # endif // ! MLN_INCLUDE_ONLY } // end of mln