136 lines
5.9 KiB
C
136 lines
5.9 KiB
C
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// Copyright (c) 1997
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// Utrecht University (The Netherlands),
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// ETH Zurich (Switzerland),
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// INRIA Sophia-Antipolis (France),
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// Max-Planck-Institute Saarbruecken (Germany),
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// and Tel-Aviv University (Israel). All rights reserved.
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//
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// This file is part of CGAL (www.cgal.org); you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public License as
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// published by the Free Software Foundation; either version 3 of the License,
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// or (at your option) any later version.
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//
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// Licensees holding a valid commercial license may use this file in
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// accordance with the commercial license agreement provided with the software.
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//
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// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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//
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// $URL$
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// $Id$
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// SPDX-License-Identifier: LGPL-3.0+
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//
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//
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// Author(s) : Lutz Kettner <kettner@mpi-sb.mpg.de>
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#ifndef CGAL_HALFEDGEDS_VERTEX_BASE_H
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#define CGAL_HALFEDGEDS_VERTEX_BASE_H 1
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#include <CGAL/basic.h>
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namespace CGAL {
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// We use Tag_false to indicate that no point type is provided.
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template < class Refs, class T = Tag_true, class P = Tag_false>
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class HalfedgeDS_vertex_base;
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template < class Refs >
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class HalfedgeDS_vertex_base< Refs, Tag_false, Tag_false> {
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public:
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typedef Refs HalfedgeDS;
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typedef HalfedgeDS_vertex_base< Refs, Tag_false, Tag_false> Base;
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typedef Tag_false Supports_vertex_halfedge;
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typedef Tag_false Supports_vertex_point;
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typedef typename Refs::Vertex_handle Vertex_handle;
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typedef typename Refs::Vertex_const_handle Vertex_const_handle;
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typedef typename Refs::Halfedge_handle Halfedge_handle;
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typedef typename Refs::Halfedge_const_handle Halfedge_const_handle;
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typedef typename Refs::Face_handle Face_handle;
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typedef typename Refs::Face_const_handle Face_const_handle;
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typedef typename Refs::Halfedge Halfedge;
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typedef typename Refs::Face Face;
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};
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template < class Refs>
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class HalfedgeDS_vertex_base< Refs, Tag_true, Tag_false> {
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public:
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typedef Refs HalfedgeDS;
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typedef HalfedgeDS_vertex_base< Refs, Tag_true, Tag_false> Base;
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typedef Tag_true Supports_vertex_halfedge;
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typedef Tag_false Supports_vertex_point;
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typedef typename Refs::Vertex_handle Vertex_handle;
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typedef typename Refs::Vertex_const_handle Vertex_const_handle;
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typedef typename Refs::Halfedge_handle Halfedge_handle;
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typedef typename Refs::Halfedge_const_handle Halfedge_const_handle;
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typedef typename Refs::Face_handle Face_handle;
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typedef typename Refs::Face_const_handle Face_const_handle;
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typedef typename Refs::Halfedge Halfedge;
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typedef typename Refs::Face Face;
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private:
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Halfedge_handle hdg;
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public:
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Halfedge_handle halfedge() { return hdg; }
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Halfedge_const_handle halfedge() const { return hdg; }
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void set_halfedge( Halfedge_handle h) { hdg = h; }
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};
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template < class Refs, class P>
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class HalfedgeDS_vertex_base< Refs, Tag_false, P> {
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public:
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typedef Refs HalfedgeDS;
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typedef HalfedgeDS_vertex_base< Refs, Tag_false, P> Base;
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typedef Tag_false Supports_vertex_halfedge;
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typedef Tag_true Supports_vertex_point;
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typedef P Point;
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typedef typename Refs::Vertex_handle Vertex_handle;
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typedef typename Refs::Vertex_const_handle Vertex_const_handle;
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typedef typename Refs::Halfedge_handle Halfedge_handle;
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typedef typename Refs::Halfedge_const_handle Halfedge_const_handle;
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typedef typename Refs::Face_handle Face_handle;
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typedef typename Refs::Face_const_handle Face_const_handle;
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typedef typename Refs::Halfedge Halfedge;
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typedef typename Refs::Face Face;
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private:
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Point p;
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public:
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HalfedgeDS_vertex_base() {}
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HalfedgeDS_vertex_base( const Point& pp) : p(pp) {}
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Point& point() { return p; }
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const Point& point() const { return p; }
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};
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template < class Refs, class P>
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class HalfedgeDS_vertex_base< Refs, Tag_true, P> {
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public:
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typedef Refs HalfedgeDS;
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typedef HalfedgeDS_vertex_base< Refs, Tag_true, P> Base;
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typedef Tag_true Supports_vertex_halfedge;
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typedef Tag_true Supports_vertex_point;
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typedef P Point;
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typedef typename Refs::Vertex_handle Vertex_handle;
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typedef typename Refs::Vertex_const_handle Vertex_const_handle;
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typedef typename Refs::Halfedge_handle Halfedge_handle;
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typedef typename Refs::Halfedge_const_handle Halfedge_const_handle;
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typedef typename Refs::Face_handle Face_handle;
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typedef typename Refs::Face_const_handle Face_const_handle;
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typedef typename Refs::Halfedge Halfedge;
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typedef typename Refs::Face Face;
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private:
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Halfedge_handle hdg;
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Point p;
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public:
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HalfedgeDS_vertex_base() {}
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HalfedgeDS_vertex_base( const Point& pp) : p(pp) {}
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Halfedge_handle halfedge() { return hdg; }
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Halfedge_const_handle halfedge() const { return hdg; }
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void set_halfedge( Halfedge_handle h) { hdg = h; }
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Point& point() { return p; }
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const Point& point() const { return p; }
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};
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} //namespace CGAL
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#endif // CGAL_HALFEDGEDS_VERTEX_BASE_H //
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// EOF //
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