mixedGraph.h

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#ifndef GUM_MIXED_GRAPH_H
#define GUM_MIXED_GRAPH_H
 
#include <iostream>
#include <utility>
 
#include <agrum/agrum.h>
 
#include <agrum/base/graphs/diGraph.h>
#include <agrum/base/graphs/undiGraph.h>
 
namespace gum {
 
  /* ===========================================================================
   */
  /* ===      BASE CLASS FOR MANIPULATING GRAPHS WITH BOTH EDGES AND ARCS    ===
   */
  /* ===========================================================================
   */
  /* ===========================================================================
   */
 
  class MixedGraph: public UndiGraph, public DiGraph {
    public:
    // ############################################################################
    // ############################################################################


    explicit MixedGraph(Size nodes_size          = HashTableConst::default_size,
                        bool nodes_resize_policy = true,
                        Size arcs_size           = HashTableConst::default_size,
                        bool arcs_resize_policy  = true,
                        Size edges_size          = HashTableConst::default_size,
                        bool edges_resize_policy = true);
 
    explicit MixedGraph(const UndiGraph& g);
 
    explicit MixedGraph(const DiGraph& g);


    MixedGraph(const MixedGraph& g);

    MixedGraph(MixedGraph&& g);

    ~MixedGraph() override;

 
    // ############################################################################
    // ############################################################################


    MixedGraph& operator=(const MixedGraph& g);

    MixedGraph& operator=(MixedGraph&& g);
 


    // not virtual : it is a feature !!! :)
    bool operator==(const MixedGraph& g) const;

 
    // ############################################################################
    // ############################################################################


    void eraseNode(const NodeId node) override;

    void clear() override;

    std::optional< std::vector< NodeId > > mixedOrientedPath(NodeId node1, NodeId node2) const;

    bool hasMixedOrientedPath(NodeId node1, NodeId node2) const;


    std::optional< std::vector< NodeId > > mixedUnorientedPath(NodeId node1, NodeId node2) const;

    std::string toDot() const override;

    std::string toString() const override;


    NodeSet boundary(NodeId node) const;


    NodeSet chainComponent(NodeId node) const;

    NodeProperty< NodeId > chainComponents() const;

    NodeProperty< NodeId > connectedComponents() const;
  };

  std::ostream& operator<<(std::ostream&, const MixedGraph&);
 
} /* namespace gum */
 
static_assert(gum::GUM_MixedGraphable< gum::MixedGraph >);
 
#ifndef GUM_NO_INLINE
#  include <agrum/base/graphs/mixedGraph_inl.h>
#endif   // GU%_NO_INLINE
 
#endif   /* GUM_MIXEDGRAPH_H */