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- // Boost.Geometry (aka GGL, Generic Geometry Library)
- // Unit Test
- // Copyright (c) 2010-2012 Barend Gehrels, Amsterdam, the Netherlands.
- // Use, modification and distribution is subject to the Boost Software License,
- // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
- // http://www.boost.org/LICENSE_1_0.txt)
- #include <algorithm>
- #include <iterator>
- #include <sstream>
- #include <string>
- #include <geometry_test_common.hpp>
- #include <boost/geometry/views/closeable_view.hpp>
- #include <boost/geometry/views/reversible_view.hpp>
- #include <boost/geometry/io/wkt/read.hpp>
- #include <boost/geometry/io/dsv/write.hpp>
- #include <boost/geometry/geometries/geometries.hpp>
- #include <boost/geometry/geometries/point_xy.hpp>
- #include <boost/geometry/geometries/adapted/boost_tuple.hpp>
- BOOST_GEOMETRY_REGISTER_BOOST_TUPLE_CS(cs::cartesian)
- template <typename View>
- void test_option(View const& view, std::string const& expected)
- {
- bool first = true;
- std::ostringstream out;
- typedef typename boost::range_iterator<View const>::type iterator;
- iterator end = boost::end(view);
- for (iterator it = boost::begin(view); it != end; ++it, first = false)
- {
- out << (first ? "" : " ") << bg::dsv(*it);
- }
- BOOST_CHECK_EQUAL(out.str(), expected);
- }
- template <bg::closure_selector Closure, bg::iterate_direction Direction, typename Range>
- void test_close_reverse(Range const& range, std::string const& expected)
- {
- typedef typename bg::reversible_view<Range const, Direction>::type rview;
- typedef typename bg::closeable_view<rview const, Closure>::type cview;
- rview view1(range);
- cview view2(view1);
- test_option(view2, expected);
- }
- template <bg::iterate_direction Direction, bg::closure_selector Closure, typename Range>
- void test_reverse_close(Range const& range, std::string const& expected)
- {
- typedef typename bg::closeable_view<Range const, Closure>::type cview;
- typedef typename bg::reversible_view<cview const, Direction>::type rview;
- cview view1(range);
- rview view2(view1);
- test_option(view2, expected);
- }
- template
- <
- bg::iterate_direction Direction1,
- bg::iterate_direction Direction2,
- typename Range
- >
- void test_reverse_reverse(Range const& range, std::string const& expected)
- {
- typedef typename bg::reversible_view<Range const, Direction1>::type rview1;
- typedef typename bg::reversible_view<rview1 const, Direction2>::type rview2;
- rview1 view1(range);
- rview2 view2(view1);
- test_option(view2, expected);
- }
- template
- <
- bg::closure_selector Closure1,
- bg::closure_selector Closure2,
- typename Range
- >
- void test_close_close(Range const& range, std::string const& expected)
- {
- typedef typename bg::closeable_view<Range const, Closure1>::type cview1;
- typedef typename bg::closeable_view<cview1 const, Closure2>::type cview2;
- cview1 view1(range);
- cview2 view2(view1);
- test_option(view2, expected);
- }
- template <typename Geometry>
- void test_geometry(std::string const& wkt,
- std::string const& expected_n,
- std::string const& expected_r,
- std::string const& closing,
- std::string const& rclosing
- )
- {
- std::string expected;
- Geometry geo;
- bg::read_wkt(wkt, geo);
- test_close_reverse<bg::closed, bg::iterate_forward>(geo, expected_n);
- test_close_reverse<bg::open, bg::iterate_forward>(geo, expected_n + closing);
- test_close_reverse<bg::closed, bg::iterate_reverse>(geo, expected_r);
- // 13-12-2010, this case was problematic in MSVC
- // SOLVED: caused by IMPLICIT constructor! It is now explicit and should be kept like that.
- test_close_reverse<bg::open, bg::iterate_reverse>(geo, expected_r + rclosing);
- test_reverse_close<bg::iterate_forward, bg::closed>(geo, expected_n);
- test_reverse_close<bg::iterate_forward, bg::open>(geo, expected_n + closing);
- test_reverse_close<bg::iterate_reverse, bg::closed>(geo, expected_r);
- // first closed, then reversed:
- expected = boost::trim_copy(closing + " " + expected_r);
- test_reverse_close<bg::iterate_reverse, bg::open>(geo, expected);
- test_reverse_reverse<bg::iterate_forward, bg::iterate_forward>(geo, expected_n);
- test_reverse_reverse<bg::iterate_reverse, bg::iterate_reverse>(geo, expected_n);
- test_reverse_reverse<bg::iterate_forward, bg::iterate_reverse>(geo, expected_r);
- test_reverse_reverse<bg::iterate_reverse, bg::iterate_forward>(geo, expected_r);
- test_close_close<bg::closed, bg::closed>(geo, expected_n);
- test_close_close<bg::open, bg::closed>(geo, expected_n + closing);
- test_close_close<bg::closed, bg::open>(geo, expected_n + closing);
- test_close_close<bg::open, bg::open>(geo, expected_n + closing + closing);
- }
- template <typename P>
- void test_all()
- {
- test_geometry<bg::model::ring<P> >(
- "POLYGON((1 1,1 4,4 4,4 1))",
- "(1, 1) (1, 4) (4, 4) (4, 1)",
- "(4, 1) (4, 4) (1, 4) (1, 1)",
- " (1, 1)", // closing
- " (4, 1)" // rclosing
- );
- }
- int test_main(int, char* [])
- {
- test_all<bg::model::d2::point_xy<double> >();
- test_all<bg::model::point<int, 2, bg::cs::cartesian> >();
- test_all<boost::tuple<double, double> >();
- return 0;
- }
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