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78 lines
2.0 KiB
78 lines
2.0 KiB
// Boost.Geometry (aka GGL, Generic Geometry Library) |
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// Copyright (c) 2007-2011 Barend Gehrels, Amsterdam, the Netherlands. |
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// Copyright (c) 2008-2011 Bruno Lalande, Paris, France. |
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// Copyright (c) 2009-2011 Mateusz Loskot, London, UK. |
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// Parts of Boost.Geometry are redesigned from Geodan's Geographic Library |
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// (geolib/GGL), copyright (c) 1995-2010 Geodan, Amsterdam, the Netherlands. |
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// Use, modification and distribution is subject to the Boost Software License, |
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// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at |
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// http://www.boost.org/LICENSE_1_0.txt) |
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#ifndef BOOST_GEOMETRY_STRATEGIES_CONCEPTS_SEGMENT_INTERSECT_CONCEPT_HPP |
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#define BOOST_GEOMETRY_STRATEGIES_CONCEPTS_SEGMENT_INTERSECT_CONCEPT_HPP |
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//NOT FINISHED! |
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#include <boost/concept_check.hpp> |
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namespace boost { namespace geometry { namespace concept |
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{ |
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/*! |
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\brief Checks strategy for segment intersection |
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\ingroup segment_intersection |
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*/ |
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template <typename Strategy> |
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class SegmentIntersectStrategy |
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{ |
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#ifndef DOXYGEN_NO_CONCEPT_MEMBERS |
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// 1) must define return_type |
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typedef typename Strategy::return_type return_type; |
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// 2) must define point_type (of segment points) |
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//typedef typename Strategy::point_type point_type; |
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// 3) must define segment_type 1 and 2 (of segment points) |
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typedef typename Strategy::segment_type1 segment_type1; |
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typedef typename Strategy::segment_type2 segment_type2; |
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struct check_methods |
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{ |
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static void apply() |
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{ |
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Strategy const* str; |
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return_type* rt; |
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//point_type const* p; |
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segment_type1 const* s1; |
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segment_type2 const* s2; |
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// 4) must implement a method apply |
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// having two segments |
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*rt = str->apply(*s1, *s2); |
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} |
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}; |
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public : |
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BOOST_CONCEPT_USAGE(SegmentIntersectStrategy) |
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{ |
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check_methods::apply(); |
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} |
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#endif |
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}; |
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}}} // namespace boost::geometry::concept |
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#endif // BOOST_GEOMETRY_STRATEGIES_CONCEPTS_SEGMENT_INTERSECT_CONCEPT_HPP
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