DAGmodel.h

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#ifndef GUM_DAGMODEL_H
#define GUM_DAGMODEL_H

#include <agrum/agrum.h>
#include <agrum/tools/multidim/instantiation.h>
#include <agrum/tools/graphicalModels/graphicalModel.h>

#include <agrum/tools/graphs/DAG.h>
#include <agrum/tools/graphs/undiGraph.h>

namespace gum {

  class DAGmodel: public GraphicalModel {
    public:

    DAGmodel();

    virtual ~DAGmodel();

    DAGmodel(const DAGmodel& source);



    const DAG& dag() const;

    virtual Size size() const final;

    Size sizeArcs() const;

    const NodeGraphPart& nodes() const;

    virtual const DiscreteVariable& variable(NodeId id) const = 0;

    virtual NodeId nodeId(const DiscreteVariable& var) const = 0;

    virtual NodeId idFromName(const std::string& name) const = 0;

    virtual const DiscreteVariable&
       variableFromName(const std::string& name) const = 0;


    const ArcSet& arcs() const;


    const NodeSet& parents(const NodeId id) const;
    const NodeSet& parents(const std::string& name) const;


    const NodeSet& children(const NodeId id) const;
    const NodeSet& children(const std::string& name) const;


    const UndiGraph& moralGraph(bool clear = true) const;

    const Sequence< NodeId >& topologicalOrder(bool clear = true) const;


    bool hasSameStructure(const DAGmodel& other);

    protected:
    DAGmodel& operator=(const DAGmodel& source);

    DAG _dag;

    private:
    void __moralGraph() const;

    mutable UndiGraph* __mutableMoralGraph;
  };
}   // namespace gum

#ifndef GUM_NO_INLINE
#  include <agrum/tools/graphicalModels/DAGmodel_inl.h>
#endif /* GUM_NO_INLINE */

#endif /* GUM_DAGMODEL_H */