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// Copyright (c) 2000 Max-Planck-Institute Saarbruecken (Germany).
// 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
// General Public License as published by the Free Software Foundation,
// either version 3 of the License, or (at your option) any later version.
//
// 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.
//
// $URL: svn+ssh://scm.gforge.inria.fr/svn/cgal/branches/next/Partition_2/include/CGAL/polygon_function_objects.h $
// $Id: polygon_function_objects.h 67117 2012-01-13 18:14:48Z lrineau $
//
//
// Author(s) : Susan Hert <hert@mpi-sb.mpg.de>
#ifndef CGAL_POLYGON_FUNCTION_OBJECTS_H
#define CGAL_POLYGON_FUNCTION_OBJECTS_H
#include <CGAL/is_y_monotone_2.h>
namespace CGAL {
template <class Traits>
class Is_vacuously_valid
{
public:
Is_vacuously_valid(Traits ) {}
template <class ForwardIterator>
bool operator()(ForwardIterator, ForwardIterator)
{ return true; }
};
template <class Traits>
class Is_convex_2
{
public:
Is_convex_2(Traits t): traits(t) {}
template <class ForwardIterator>
bool operator()(ForwardIterator first, ForwardIterator last)
{ return is_convex_2(first, last, traits); }
private:
Traits traits;
};
template <class Traits>
class Is_y_monotone_2
{
public:
Is_y_monotone_2(Traits t): traits(t) {}
template <class ForwardIterator>
bool operator()(ForwardIterator first, ForwardIterator last)
{ return is_y_monotone_2(first, last, traits); }
private:
Traits traits;
};
}
#endif // CGAL_POLYGON_FUNCTION_OBJECTS_H
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