100 lines
3.5 KiB
C++
100 lines
3.5 KiB
C++
// Boost.Geometry (aka GGL, Generic Geometry Library)
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// Unit Test
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// Copyright (c) 2007-2012 Barend Gehrels, Amsterdam, the Netherlands.
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// Copyright (c) 2008-2012 Bruno Lalande, Paris, France.
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// Copyright (c) 2009-2012 Mateusz Loskot, London, UK.
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// This file was modified by Oracle on 2014.
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// Modifications copyright (c) 2014 Oracle and/or its affiliates.
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// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
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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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#include <geometry_test_common.hpp>
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// To be tested:
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#include <boost/geometry/core/ring_type.hpp>
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#include <boost/geometry/core/exterior_ring.hpp>
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#include <boost/geometry/core/interior_rings.hpp>
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// For geometries:
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#include <boost/geometry/core/cs.hpp>
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#include <boost/geometry/geometries/point.hpp>
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#include <boost/geometry/geometries/polygon.hpp>
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#include <boost/geometry/io/wkt/read.hpp>
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template <typename Poly>
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void test_order_closure(bg::order_selector expected_order, bg::closure_selector exptected_closure)
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{
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bg::order_selector order = bg::point_order<Poly>::value;
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bg::closure_selector closure = bg::closure<Poly>::value;
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BOOST_CHECK_EQUAL(order, expected_order);
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BOOST_CHECK_EQUAL(closure, exptected_closure);
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}
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template <typename P>
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void test_ring(std::string const& wkt,
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std::size_t expected_main_count,
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std::size_t expected_interior_ring_count,
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std::size_t expected_first_interior_count)
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{
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typedef bg::model::polygon<P> the_polygon;
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typedef typename bg::ring_type<the_polygon>::type the_ring;
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typedef typename bg::interior_return_type<the_polygon const>::type the_interior;
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the_polygon poly;
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bg::read_wkt(wkt, poly);
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the_ring ext = bg::exterior_ring(poly);
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the_interior rings = bg::interior_rings(poly);
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BOOST_CHECK_EQUAL(bg::num_interior_rings(poly), expected_interior_ring_count);
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BOOST_CHECK_EQUAL(boost::size(rings), expected_interior_ring_count);
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BOOST_CHECK_EQUAL(boost::size(ext), expected_main_count);
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if (boost::size(rings))
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{
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BOOST_CHECK_EQUAL(boost::size(rings.front()), expected_first_interior_count);
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}
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}
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template <typename P>
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void test_all()
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{
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test_ring<P>("POLYGON((0 0,0 3,3 3,3 0,0 0),(1 1,1 2,2 2,2 1,1 1))", 5, 1, 5);
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test_ring<P>("POLYGON((0 0,0 3,3 3,3 0,0 0),(1 1,2 2,2 1,1 1),(1 1,1 2,2 2,1 1))", 5, 2, 4);
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test_ring<P>("POLYGON((0 0,0 3,3 3,3 0,0 0))", 5, 0, 0);
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test_order_closure< bg::model::polygon<P, true, true> >(bg::clockwise, bg::closed);
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test_order_closure< bg::model::polygon<P, true, false> >(bg::clockwise, bg::open);
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test_order_closure< bg::model::polygon<P, false, true> >(bg::counterclockwise, bg::closed);
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test_order_closure< bg::model::polygon<P, false, false> >(bg::counterclockwise, bg::open);
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test_order_closure< bg::model::polygon<P> *>(bg::clockwise, bg::closed);
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test_order_closure< bg::model::polygon<P> &>(bg::clockwise, bg::closed);
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test_order_closure< bg::model::polygon<P> const>(bg::clockwise, bg::closed);
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test_order_closure< bg::model::polygon<P> *&>(bg::clockwise, bg::closed);
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test_order_closure< const bg::model::polygon<P> *>(bg::clockwise, bg::closed);
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}
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int test_main(int, char* [])
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{
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test_all<bg::model::point<double, 2, bg::cs::cartesian> >();
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return 0;
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}
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