cgal/Packages/Triangulation_2/include/CGAL/Triangulation_vertex_2.h

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// ============================================================================
//
// Copyright (c) 1997 The CGAL Consortium
//
// This software and related documentation is part of an INTERNAL release
// of the Computational Geometry Algorithms Library (CGAL). It is not
// intended for general use.
//
// ----------------------------------------------------------------------------
//
// release :
// release_date :
//
// file : include/CGAL/Triangulation_vertex_2.h
// source : $RCSfile$
// revision : $Revision$
// revision_date : $Date$
//
// author(s) : Mariette Yvinec
//
// coordinator : Mariette Yvinec <Mariette Yvinec@sophia.inria.fr>
//
// ============================================================================
#ifndef CGAL_TRIANGULATION_VERTEX_2_H
#define CGAL_TRIANGULATION_VERTEX_2_H
#include <utility>
#include <CGAL/Pointer.h>
#include <CGAL/Triangulation_short_names_2.h>
#include <CGAL/Triangulation_default_data_structure_2.h>
#include <CGAL/Triangulation_circulators_2.h>
CGAL_BEGIN_NAMESPACE
template < class Gt, class Tds >
class Triangulation_face_2;
template < class Gt, class Tds >
class Triangulation_vertex_handle_2;
template < class Gt, class Tds >
class Triangulation_face__handle_2;
template<class Gt, class Tds>
class Triangulation_face_circulator_2;
template<class Gt, class Tds>
class Triangulation_vertex_circulator_2;
template<class Gt, class Tds>
class Triangulation_edge_circulator_2;
template<class Gt, class Tds >
class Triangulation_vertex_2 : public Tds::Vertex
{
public:
typedef Tds Triangulation_data_structure;
typedef Gt Geom_traits;
typedef typename Geom_traits::Point Point;
typedef typename Geom_traits::Segment Segment;
typedef typename Geom_traits::Triangle Triangle;
typedef typename Tds::Vertex Ve;
typedef typename Tds::Face Fa;
typedef Triangulation_face_2<Gt,Tds> Face;
typedef Triangulation_vertex_2<Gt,Tds> Tr_vertex;
typedef Triangulation_vertex_handle_2<Gt,Tds> Vertex_handle;
typedef Triangulation_face_handle_2<Gt,Tds> Face_handle;
typedef std::pair<Face_handle, int> Edge;
typedef Triangulation_face_circulator_2<Gt,Tds> Face_circulator;
typedef Triangulation_edge_circulator_2<Gt,Tds> Edge_circulator;
typedef Triangulation_vertex_circulator_2<Gt,Tds> Vertex_circulator;
Triangulation_vertex_2() : Ve() {}
Triangulation_vertex_2(const Point & p) : Ve(p) {}
Triangulation_vertex_2(const Point & p, const Face_handle& f)
: Ve(p, &(*f))
{}
void set_face(const Face_handle& f);
Face_handle face() const;
Vertex_handle handle() const;
//inherited :
// cw(i), ccw(i)
// degree(), point(), is_on_boundary, set_point(p)
Vertex_circulator incident_vertices() const;
Vertex_circulator incident_vertices(Face_handle f) const;
Face_circulator incident_faces() const;
Face_circulator incident_faces(Face_handle f) const;
Edge_circulator incident_edges() const;
Edge_circulator incident_edges(Face_handle f) const;
};
template<class Gt, class Tds>
inline void
Triangulation_vertex_2<Gt,Tds>::
set_face(const Face_handle& f)
{
Ve::set_face(&(*f));
}
template<class Gt, class Tds>
inline
Triangulation_face_handle_2<Gt,Tds>
Triangulation_vertex_2<Gt,Tds>::
face() const
{
return (Face *)Ve::face();
}
template<class Gt, class Tds>
inline
Triangulation_vertex_handle_2<Gt,Tds>
Triangulation_vertex_2<Gt,Tds>::
handle() const
{
Tr_vertex * ncthis = (Tr_vertex *) this;
return Vertex_handle(ncthis);
}
template<class Gt, class Tds>
inline
Triangulation_vertex_circulator_2<Gt,Tds>
Triangulation_vertex_2<Gt,Tds>::
incident_vertices() const
{
return Vertex_circulator(handle(), face());
}
template<class Gt, class Tds>
inline
Triangulation_vertex_circulator_2<Gt,Tds>
Triangulation_vertex_2<Gt,Tds>::
incident_vertices(Face_handle f) const
{
return Vertex_circulator(handle(), f);
}
template<class Gt, class Tds>
inline
Triangulation_face_circulator_2<Gt,Tds>
Triangulation_vertex_2<Gt,Tds>::
incident_faces() const
{
return Face_circulator(handle(), face());
}
template<class Gt, class Tds>
inline
Triangulation_face_circulator_2<Gt,Tds>
Triangulation_vertex_2<Gt,Tds>::
incident_faces(Face_handle f) const
{
return Face_circulator(handle(), f);
}
template<class Gt, class Tds>
inline
Triangulation_edge_circulator_2<Gt,Tds>
Triangulation_vertex_2<Gt,Tds>::
incident_edges() const
{
return Edge_circulator(handle(), face());
}
template<class Gt, class Tds>
inline
Triangulation_edge_circulator_2<Gt,Tds>
Triangulation_vertex_2<Gt,Tds>::
incident_edges(Face_handle f) const
{
return Edge_circulator(handle(), f);
}
CGAL_END_NAMESPACE
#endif //CGAL_TRIANGULATION_VERTEX_2_H