cgal/HalfedgeDS/include/CGAL/HalfedgeDS_vertex_base.h

136 lines
6.0 KiB
C++

// Copyright (c) 1997 Utrecht University (The Netherlands),
// ETH Zurich (Switzerland), Freie Universitaet Berlin (Germany),
// INRIA Sophia-Antipolis (France), Martin-Luther-University Halle-Wittenberg
// (Germany), Max-Planck-Institute Saarbruecken (Germany), RISC Linz (Austria),
// and Tel-Aviv University (Israel). All rights reserved.
//
// This file is part of CGAL (www.cgal.org); you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public License as
// published by the Free Software Foundation; version 2.1 of the License.
// See the file LICENSE.LGPL distributed with CGAL.
//
// Licensees holding a valid commercial license may use this file in
// accordance with the commercial license agreement provided with the software.
//
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
//
// $Source$
// $Revision$ $Date$
// $Name$
//
// Author(s) : Lutz Kettner <kettner@mpi-sb.mpg.de>
#ifndef CGAL_HALFEDGEDS_VERTEX_BASE_H
#define CGAL_HALFEDGEDS_VERTEX_BASE_H 1
#ifndef CGAL_BASIC_H
#include <CGAL/basic.h>
#endif
CGAL_BEGIN_NAMESPACE
// We use Tag_false to indicate that no point type is provided.
template < class Refs, class T = Tag_true, class P = Tag_false>
class HalfedgeDS_vertex_base;
template < class Refs >
class HalfedgeDS_vertex_base< Refs, Tag_false, Tag_false> {
public:
typedef Refs HalfedgeDS;
typedef HalfedgeDS_vertex_base< Refs, Tag_false, Tag_false> Base;
typedef Tag_false Supports_vertex_halfedge;
typedef Tag_false Supports_vertex_point;
typedef typename Refs::Vertex_handle Vertex_handle;
typedef typename Refs::Vertex_const_handle Vertex_const_handle;
typedef typename Refs::Halfedge_handle Halfedge_handle;
typedef typename Refs::Halfedge_const_handle Halfedge_const_handle;
typedef typename Refs::Face_handle Face_handle;
typedef typename Refs::Face_const_handle Face_const_handle;
typedef typename Refs::Halfedge Halfedge;
typedef typename Refs::Face Face;
};
template < class Refs>
class HalfedgeDS_vertex_base< Refs, Tag_true, Tag_false> {
public:
typedef Refs HalfedgeDS;
typedef HalfedgeDS_vertex_base< Refs, Tag_true, Tag_false> Base;
typedef Tag_true Supports_vertex_halfedge;
typedef Tag_false Supports_vertex_point;
typedef typename Refs::Vertex_handle Vertex_handle;
typedef typename Refs::Vertex_const_handle Vertex_const_handle;
typedef typename Refs::Halfedge_handle Halfedge_handle;
typedef typename Refs::Halfedge_const_handle Halfedge_const_handle;
typedef typename Refs::Face_handle Face_handle;
typedef typename Refs::Face_const_handle Face_const_handle;
typedef typename Refs::Halfedge Halfedge;
typedef typename Refs::Face Face;
private:
Halfedge_handle hdg;
public:
Halfedge_handle halfedge() { return hdg; }
Halfedge_const_handle halfedge() const { return hdg; }
void set_halfedge( Halfedge_handle h) { hdg = h; }
};
template < class Refs, class P>
class HalfedgeDS_vertex_base< Refs, Tag_false, P> {
public:
typedef Refs HalfedgeDS;
typedef HalfedgeDS_vertex_base< Refs, Tag_false, P> Base;
typedef Tag_false Supports_vertex_halfedge;
typedef Tag_true Supports_vertex_point;
typedef P Point;
typedef typename Refs::Vertex_handle Vertex_handle;
typedef typename Refs::Vertex_const_handle Vertex_const_handle;
typedef typename Refs::Halfedge_handle Halfedge_handle;
typedef typename Refs::Halfedge_const_handle Halfedge_const_handle;
typedef typename Refs::Face_handle Face_handle;
typedef typename Refs::Face_const_handle Face_const_handle;
typedef typename Refs::Halfedge Halfedge;
typedef typename Refs::Face Face;
private:
Point p;
public:
HalfedgeDS_vertex_base() {}
HalfedgeDS_vertex_base( const Point& pp) : p(pp) {}
Point& point() { return p; }
const Point& point() const { return p; }
};
template < class Refs, class P>
class HalfedgeDS_vertex_base< Refs, Tag_true, P> {
public:
typedef Refs HalfedgeDS;
typedef HalfedgeDS_vertex_base< Refs, Tag_true, P> Base;
typedef Tag_true Supports_vertex_halfedge;
typedef Tag_true Supports_vertex_point;
typedef P Point;
typedef typename Refs::Vertex_handle Vertex_handle;
typedef typename Refs::Vertex_const_handle Vertex_const_handle;
typedef typename Refs::Halfedge_handle Halfedge_handle;
typedef typename Refs::Halfedge_const_handle Halfedge_const_handle;
typedef typename Refs::Face_handle Face_handle;
typedef typename Refs::Face_const_handle Face_const_handle;
typedef typename Refs::Halfedge Halfedge;
typedef typename Refs::Face Face;
private:
Halfedge_handle hdg;
Point p;
public:
HalfedgeDS_vertex_base() {}
HalfedgeDS_vertex_base( const Point& pp) : p(pp) {}
Halfedge_handle halfedge() { return hdg; }
Halfedge_const_handle halfedge() const { return hdg; }
void set_halfedge( Halfedge_handle h) { hdg = h; }
Point& point() { return p; }
const Point& point() const { return p; }
};
CGAL_END_NAMESPACE
#endif // CGAL_HALFEDGEDS_VERTEX_BASE_H //
// EOF //