mirror of https://github.com/CGAL/cgal
180 lines
5.2 KiB
C++
180 lines
5.2 KiB
C++
// ============================================================================
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//
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// Copyright (c) 1997 The CGAL Consortium
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//
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// This software and related documentation is part of an INTERNAL release
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// of the Computational Geometry Algorithms Library (CGAL). It is not
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// intended for general use.
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//
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// ----------------------------------------------------------------------------
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//
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// release :
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// release_date :
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//
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// file : Triangulation/include/CGAL/Triangulation_ds_vertex_2.h
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// source : $RCSfile$
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// revision : $Revision$
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// revision_date : $Date$
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// author(s) : Mariette Yvinec
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//
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// coordinator : Mariette Yvinec < Mariette Yvinec@sophia.inria.fr>
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//
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// ============================================================================
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#ifndef CGAL_TRIANGULATION_DS_VERTEX_2_H
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#define CGAL_TRIANGULATION_DS_VERTEX_2_H
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#include <utility>
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#include <CGAL/Triangulation_short_names_2.h>
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#include <CGAL/Triangulation_utils_2.h>
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#include <CGAL/Triangulation_ds_circulators_2.h>
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CGAL_BEGIN_NAMESPACE
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template <class Vb, class Fb >
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class Triangulation_ds_face_2 ;
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template <class Vb, class Fb >
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class Triangulation_ds_vertex_2
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: public Vb,
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public Triangulation_cw_ccw_2
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{
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public:
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typedef Vb Vertex_base;
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typedef Fb Face_base;
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typedef typename Vertex_base::Point Point;
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typedef Triangulation_ds_vertex_2<Vertex_base,Fb> Vertex;
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typedef Triangulation_ds_face_2<Vertex_base,Fb> Face;
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typedef std::pair< Face*,int> Edge;
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typedef Triangulation_ds_face_circulator_2<Vertex,Face> Face_circulator;
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typedef Triangulation_ds_vertex_circulator_2<Vertex,Face>
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Vertex_circulator;
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typedef Triangulation_ds_edge_circulator_2<Vertex,Face> Edge_circulator;
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//CREATORS
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Triangulation_ds_vertex_2() : Vertex_base() {}
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Triangulation_ds_vertex_2(const Point & p) : Vertex_base(p) {}
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Triangulation_ds_vertex_2(const Point & p, Face * f) : Vertex_base(p, f ) {}
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//SETTING
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void set_face(Face* f) { Vertex_base::set_face(f); }
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//ACCESS
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Face* face() const {return ( static_cast<Face *>(Vertex_base::face()) );}
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int degree() const ;
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inline Vertex_circulator incident_vertices() const {
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return Vertex_circulator(this);
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}
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inline Vertex_circulator incident_vertices(const Face* f) const {
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return Vertex_circulator(this,f);
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}
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inline Face_circulator incident_faces() const {
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return Face_circulator(this);
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}
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inline Face_circulator incident_faces(const Face* f) const {
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return Face_circulator(this, f);
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}
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inline Edge_circulator incident_edges() const {
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return Edge_circulator(this);
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}
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inline Edge_circulator incident_edges(const Face* f) const {
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return Edge_circulator(this, f);
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}
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bool is_valid(bool verbose = false, int level = 0) const;
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};
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template <class Vb, class Fb >
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int
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Triangulation_ds_vertex_2 <Vb,Fb> ::
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degree() const
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{
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int count = 0;
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Vertex_circulator vc = incident_vertices(), done(vc);
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if ( ! vc. is_empty()) {
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do {
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count += 1;
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} while (++vc != done);
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}
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return count;
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}
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// template <class Vb, class Fb >
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// inline
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// Triangulation_ds_vertex_circulator_2<Triangulation_ds_vertex_2<Vb,Fb>,
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// Triangulation_ds_face_2<Vb,Fb> >
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// Triangulation_ds_vertex_2<Vb,Fb> ::
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// incident_vertices() const
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// {
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// return Vertex_circulator(this);
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// }
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// template <class Vb, class Fb >
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// inline
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// Triangulation_ds_vertex_circulator_2<Triangulation_ds_vertex_2<Vb,Fb>,
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// Triangulation_ds_face_2<Vb,Fb> >
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// Triangulation_ds_vertex_2<Vb,Fb> ::
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// incident_vertices(const Face* f) const
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// {
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// return Vertex_circulator(this,f);
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// }
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// template <class Vb, class Fb >
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// inline
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// Triangulation_ds_face_circulator_2<Triangulation_ds_vertex_2<Vb,Fb>,
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// Triangulation_ds_face_2<Vb,Fb> >
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// Triangulation_ds_vertex_2<Vb,Fb> ::
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// incident_faces() const
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// {
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// return Face_circulator(this);
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// }
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// template <class Vb, class Fb >
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// inline
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// Triangulation_ds_face_circulator_2<Triangulation_ds_vertex_2<Vb,Fb>,
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// Triangulation_ds_face_2<Vb,Fb> >
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// Triangulation_ds_vertex_2<Vb,Fb> ::
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// incident_faces(const Face* f) const
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// {
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// return Face_circulator(this, f);
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// }
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// template <class Vb, class Fb >
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// inline
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// Triangulation_ds_edge_circulator_2<Triangulation_ds_vertex_2<Vb,Fb>,
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// Triangulation_ds_face_2<Vb,Fb> >
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// Triangulation_ds_vertex_2<Vb,Fb> ::
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// incident_edges() const
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// {
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// return Edge_circulator(this);
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// }
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// template <class Vb, class Fb >
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// inline
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// Triangulation_ds_edge_circulator_2<Triangulation_ds_vertex_2<Vb,Fb>,
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// Triangulation_ds_face_2<Vb,Fb> >
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// Triangulation_ds_vertex_2<Vb,Fb> ::
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// incident_edges(const Face* f) const
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// {
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// return Edge_circulator(this, f);
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// }
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template <class Vb, class Fb >
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bool
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Triangulation_ds_vertex_2<Vb,Fb> ::
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is_valid(bool verbose, int level) const
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{
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bool result = Vertex_base::is_valid(verbose, level);
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CGAL_triangulation_assertion(result);
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if (face() != NULL) { // face==NULL if dim <0
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result = result && face()->has_vertex(this);
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}
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return result;
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}
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CGAL_END_NAMESPACE
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#endif //CGAL_TRIANGULATION_DS_VERTEX_2_H
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