// Boost.Geometry (aka GGL, Generic Geometry Library) test file
//
// Copyright Barend Gehrels 2007-2009, Geodan, Amsterdam, the Netherlands
// Copyright Bruno Lalande 2008, 2009
// 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 <iostream>
#include <iomanip>

#include <geometry_test_common.hpp>

#define BOOST_GEOMETRY_DEBUG_SEGMENT_IDENTIFIER


#include <boost/geometry/strategies/strategies.hpp>

#include <boost/geometry/algorithms/overlay/get_turns.hpp>

#include <boost/geometry/algorithms/detail/overlay/debug_turn_info.hpp>


#include <overlay_common.hpp>
#include <overlay_cases.hpp>




// To test that "get_turns" can be called using additional information
template <typename P>
struct my_turn_op : public boost::geometry::detail::overlay::turn_operation
{
};


struct test_get_turns
{
    template <typename G1, typename G2>
    static void apply(std::string const& id,
            boost::tuple<int, double, double> const& expected_count_and_center,
            G1 const& g1, G2 const& g2, double precision)
    {
        namespace bg = boost::geometry;
        typedef bg::detail::overlay::turn_info
            <
                typename boost::geometry::point_type<G2>::type
            > turn_info;
        std::vector<turn_info> turns;

        bg::detail::get_turns::no_interrupt_policy policy;
        bg::get_turns<bg::detail::overlay::assign_null_policy>(g1, g2, turns, policy);

        BOOST_CHECK_MESSAGE(
            expected_count_and_center.get<0>() == boost::size(turns),
                "get_turns: " << id
                << " #turns expected: " << expected_count_and_center.get<0>()
                << " detected: " << boost::size(turns)
                << " type: " << string_from_type
                    <typename bg::coordinate_type<G1>::type>::name()
                );


        typedef typename bg::coordinate_type<G1>::type coordinate_type;
        /*
        coordinate_type x = 0, y = 0;
        BOOST_FOREACH(turn_info const& turn, turns)
        {
            x += bg::get<0>(turn.point);
            y += bg::get<1>(turn.point);
        }

        int n = boost::size(turns);
        if (n > 0)
        {
            x /= n;
            y /= n;
        }
        std::cout << std::setprecision(8) << x << ", " << y << " "
            << expected_count_and_center.get<1>()
            << " " << expected_count_and_center.get<2>()
            << std::endl;
        */


        // Obsolete test (too much work)
        //BOOST_CHECK_CLOSE(expected_count_and_center.get<1>(), x, precision);
        //BOOST_CHECK_CLOSE(expected_count_and_center.get<2>(), y, precision);


#if defined(TEST_WITH_SVG)
        {
            std::map<std::pair<coordinate_type, coordinate_type>, int> offsets;
            std::ostringstream filename;
            filename << "get_turns_" << id
                << "_" << string_from_type<typename bg::coordinate_type<G1>::type>::name()
                << ".svg";

            std::ofstream svg(filename.str().c_str());

            bg::svg_mapper<typename bg::point_type<G2>::type> mapper(svg, 500, 500);
            mapper.add(g1);
            mapper.add(g2);

            mapper.map(g1, "fill:rgb(0,255,0);stroke:rgb(0,0,0);stroke-width:1");
            mapper.map(g2, "opacity:0.8;fill:rgb(0,0,255);stroke:rgb(0,0,0);stroke-width:1");

            int index = 0;
            BOOST_FOREACH(turn_info const& turn, turns)
            {
                mapper.map(turn.point, "fill:rgb(255,128,0);stroke:rgb(0,0,100);stroke-width:1");

                // Map characteristics
                std::pair<coordinate_type, coordinate_type> p
                    = std::make_pair(bg::get<0>(turn.point), bg::get<1>(turn.point));

                {
                    std::ostringstream out;
                    out << index
                        << ": " << bg::operation_char(turn.operations[0].operation)
                        << " " << bg::operation_char(turn.operations[1].operation)
                        << " (" << bg::method_char(turn.method) << ")"
                        << (turn.ignore ? " (ignore) " : " ")
                        ;

                    offsets[p] += 10;
                    int offset = offsets[p];
                    mapper.text(turn.point, out.str(),
                        "fill:rgb(0,0,0);font-family:Arial;font-size:8px",
                        5, offset);
                }

                ++index;
            }
        }
#endif
    }
};


#if ! defined(GEOMETRY_TEST_MULTI)
template <typename T>
void test_all()
{
    typedef boost::geometry::point<T, 2, boost::geometry::cs::cartesian> P;
    typedef boost::geometry::polygon<P> polygon;
    typedef boost::geometry::linestring<P> linestring;
    typedef boost::geometry::box<P> box;

    // Expected count, average x, average y
    typedef boost::tuple<int, double, double> Tuple;

    std::cout << string_from_type<T>::name() << std::endl;


    // snl
    /*
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("snl_2",
        boost::make_tuple(5, -122.27866617838542, 37.377897262573242),
        //snl-1
        //"POLYGON((182467 605842,182480 605954,182557 605958,182571 605958,182585 605958,182579 605843,182559 605838,182467 605842))",
        //"POLYGON((182499 605955,182511 605960,182536 605974,182536 605981,182536 606006,182563 606006,182610 605985,182613 605976,182620 605948,182628 605937,182631 605924,182639 605889,182634 605885,182603 605848,182579 605843,182585 605958,182571 605958,182557 605958,182499 605955))");
        //snl-2
        //"POLYGON((120812 525783,120845 525792,120821 525842,120789 525826,120818 525849,120831 525854,120875 525875,120887 525881,120887 525881,120920 525834,120920 525834,120811 525772,120789 525826,120812 525783))",
        //"POLYGON((120789 525826,120812 525783,120845 525792,120821 525842,120789 525826,120818 525849,120831 525854,120875 525875,120923 525836,120811 525772,120789 525826))"
        //snl-4
        "POLYGON((184913.4512400339881423860788345336914 606985.779408219968900084495544433594,184912.8999999999941792339086532592773 606987.145999999949708580970764160156,184904.4135310589917935431003570556641 606987.651360383024439215660095214844,184901.847619076987029984593391418457 607014.593436188995838165283203125,184916.3977574919990729540586471557617 607021.060164373018778860569000244141,184927.7147701499925460666418075561523 607008.126435620011761784553527832031,184926.0980706939881201833486557006836 606998.426238880958408117294311523438,184913.4512400339881423860788345336914 606985.779408219968900084495544433594),(184907.5560000000114087015390396118164 607013.300999999977648258209228515625,184905.7820000000065192580223083496094 607009.971999999950639903545379638672,184906.0039999999862629920244216918945 607005.978000000002793967723846435547,184908.4439999999885912984609603881836 606998.876999999978579580783843994141,184912.2149999999965075403451919555664 606994.217999999993480741977691650391,184919.3140000000130385160446166992188 606993.996000000042840838432312011719,184922.4200000000128056854009628295898 606995.770999999949708580970764160156,184925.7470000000030267983675003051758 606998.876999999978579580783843994141,184926.4130000000004656612873077392578 607002.871999999973922967910766601563,184925.7470000000030267983675003051758 607007.753000000026077032089233398438,184922.4200000000128056854009628295898 607012.190999999991618096828460693359,184917.0959999999904539436101913452148 607015.297999999951571226119995117188,184911.7710000000079162418842315673828 607015.297999999951571226119995117188,184907.5560000000114087015390396118164 607013.300999999977648258209228515625))",
        "POLYGON((184861.1180000010062940418720245361328 606901.158000000054016709327697753906,184893.7870000000111758708953857421875 606898.482999998959712684154510498047,184925.0430000009946525096893310546875 606913.399999998975545167922973632813,184927.1739999990095384418964385986328 606951.758999999961815774440765380859,184912.8999999990046489983797073364258 606987.146000002045184373855590820313,184877.8700000010139774531126022338867 606989.232000001007691025733947753906,184885.1030000000027939677238464355469 607023.773999999975785613059997558594,184899.0579999980109278112649917602539 607022.743000000948086380958557128906,184906.0080000009911600500345230102539 607044.947999999043531715869903564453,184966.4649999999965075403451919555664 607025.020000000018626451492309570313,184968.4420000019890721887350082397461 606961.300000000977888703346252441406,185024.7679999989923089742660522460938 606947.401999998954124748706817626953,185024.5439999999944120645523071289063 606941.354999999981373548507690429688,185027.0069999989937059581279754638672 606937.322999999043531715869903564453,185030.3660000000090803951025009155273 606934.186999998986721038818359375,185035.5159999990137293934822082519531 606933.962999999988824129104614257813,185040.4420000019890721887350082397461 606935.530999999027699232101440429688,185042.905000000988366082310676574707 606939.114999998011626303195953369141,185088.3640000000013969838619232177734 606931.385000001988373696804046630859,185089.1389999990060459822416305541992 607015.508999999961815774440765380859,185095.1999999989930074661970138549805 607011.300000000977888703346252441406,185118.8269999999902211129665374755859 606995.545000002020969986915588378906,185126.813000001013278961181640625 606991.9950000010430812835693359375,185177.7270000019925646483898162841797 606973.798999998951330780982971191406,185181.4820000010076910257339477539063 606966.67599999904632568359375,185193.5709999990067444741725921630859 606977.795000002020969986915588378906,185193.710999998991610482335090637207 606960.300000000977888703346252441406,185189.3520000019925646483898162841797 606779.020000000018626451492309570313,185167.5150000010035000741481781005859 606783.844000000972300767898559570313,185086.9600000010104849934577941894531 606801.241000000038184225559234619141,185011.7069999990053474903106689453125 606817.809000000008381903171539306641,185000 606819.304000001051463186740875244141,184994.0340000019932631403207778930664 606819.793999999994412064552307128906,184976.3979999980074353516101837158203 606819.572000000975094735622406005859,184956.6539999989909119904041290283203 606817.1310000009834766387939453125,184934.9129999990109354257583618164063 606813.136999998008832335472106933594,184893.0969999989902134984731674194336 606804.927000000956468284130096435547,184884.4450000000069849193096160888672 606831.555000000051222741603851318359,184866.9189999999944120645523071289063 606883.480999998981133103370666503906,184861.1180000010062940418720245361328 606901.158000000054016709327697753906),(184907.5560000019904691725969314575195 607013.30099999904632568359375,184905.7820000019855797290802001953125 607009.971999999019317328929901123047,184906.0040000010048970580101013183594 607005.978000000002793967723846435547,184908.4439999980095308274030685424805 606998.876999999978579580783843994141,184912.2149999999965075403451919555664 606994.217999998014420270919799804688,184919.3139999989944044500589370727539 606993.995999998995102941989898681641,184922.420000001991866156458854675293 606995.771000002045184373855590820313,184925.7470000009925570338964462280273 606998.876999999978579580783843994141,184926.4129999990109354257583618164063 607002.872000001021660864353179931641,184925.7470000009925570338964462280273 607007.752999998978339135646820068359,184922.420000001991866156458854675293 607012.190999999991618096828460693359,184917.0960000010090880095958709716797 607015.297999999951571226119995117188,184911.7710000019869767129421234130859 607015.297999999951571226119995117188,184907.5560000019904691725969314575195 607013.30099999904632568359375))"
        );


    return;
    */

    // 1-6
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("1", boost::make_tuple(6, 2.2547802, 3.0358056), case_1[0], case_1[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("2", boost::make_tuple(8, 2.5, 2.5), case_2[0], case_2[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("3", boost::make_tuple(4, 2.5, 2.5), case_3[0], case_3[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("4", boost::make_tuple(12, 2.5, 2.5), case_4[0], case_4[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("5", boost::make_tuple(17, 2.5987395, 2.4166667), case_5[0], case_5[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("6", boost::make_tuple(3, 3, 2.5), case_6[0], case_6[1]);

    // 7-12
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("7", boost::make_tuple(2, 3, 2.5), case_7[0], case_7[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("8", boost::make_tuple(2, 2, 2), case_8[0], case_8[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("9", boost::make_tuple(1, 2, 2), case_9[0], case_9[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("10", boost::make_tuple(3, 2, 2), case_10[0], case_10[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("11", boost::make_tuple(1, 2, 2), case_11[0], case_11[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("12", boost::make_tuple(8, 2, 3.25), case_12[0], case_12[1]);

    // 13-18
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("13", boost::make_tuple(2, 1.5, 1.5), case_13[0], case_13[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("14", boost::make_tuple(2, 2, 2), case_14[0], case_14[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("15", boost::make_tuple(2, 2, 2), case_15[0], case_15[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("16", boost::make_tuple(4, 1.5, 2.5), case_16[0], case_16[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("17", boost::make_tuple(2, 2, 2), case_17[0], case_17[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("18", boost::make_tuple(4, 2, 2), case_18[0], case_18[1]);

    // 19-24
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("19", boost::make_tuple(2, 3, 2.5), case_19[0], case_19[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("20", boost::make_tuple(3, 0, 0), case_20[0], case_20[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("21", boost::make_tuple(3, 0, 0), case_21[0], case_21[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("22", boost::make_tuple(1, 4, 2), case_22[0], case_22[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("23", boost::make_tuple(2, 3.2, 2.2), case_23[0], case_23[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("24", boost::make_tuple(1, 4, 2), case_24[0], case_24[1]);

    // 25-30
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("25", boost::make_tuple(1, 4, 2), case_25[0], case_25[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("26", boost::make_tuple(1, 4, 2), case_26[0], case_26[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("27", boost::make_tuple(2, 3.04545, 1.36363), case_27[0], case_27[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("28", boost::make_tuple(2, 3.04545, 1.36363), case_28[0], case_28[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("29", boost::make_tuple(2, 3.2, 2.2), case_29[0], case_29[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("30", boost::make_tuple(2, 2, 1.75), case_30[0], case_30[1]);

    // 31-36
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("31", boost::make_tuple(1, 2, 2), case_31[0], case_31[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("32", boost::make_tuple(1, 2, 2), case_32[0], case_32[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("33", boost::make_tuple(1, 2, 2), case_33[0], case_33[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("34", boost::make_tuple(2, 3.5, 1.5), case_34[0], case_34[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("35", boost::make_tuple(1, 4, 2), case_35[0], case_35[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("36", boost::make_tuple(3, 2.55555, 2.36111), case_36[0], case_36[1]);

    // 37-42
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("37", boost::make_tuple(3, 2.4444444, 2.0), case_37[0], case_37[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("38", boost::make_tuple(3, 3.18095239, 2.8380952), case_38[0], case_38[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("39", boost::make_tuple(4, 5.33333, 4.0), case_39[0], case_39[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("40", boost::make_tuple(3, 5.33333, 4.0), case_40[0], case_40[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("41", boost::make_tuple(5, 5.33333, 4.0), case_41[0], case_41[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("42", boost::make_tuple(5, 5.33333, 4.0), case_42[0], case_42[1]);

    // 43-48
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("43", boost::make_tuple(4, 2.125, 1.9375), case_43[0], case_43[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("44", boost::make_tuple(4, 1.5, 1.5), case_44[0], case_44[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("45", boost::make_tuple(4, 1.5, 1.5), case_45[0], case_45[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("46", boost::make_tuple(4, 2.25, 1.5), case_46[0], case_46[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("47", boost::make_tuple(5, 2.6, 1.5), case_47[0], case_47[1]);

    // 49-54
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("50", boost::make_tuple(4, 0.0, 0.0), case_50[0], case_50[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("51", boost::make_tuple(3, 0.0, 0.0), case_51[0], case_51[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("52", boost::make_tuple(8, 0.0, 0.0), case_52[0], case_52[1]);
    // A touching point interior/ring exterior/ring can be represented in two ways:
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("53a", boost::make_tuple(4, 0.0, 0.0), case_53[0], case_53[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("53b", boost::make_tuple(4, 0.0, 0.0), case_53[0], case_53[2]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("54aa", boost::make_tuple(13, 0.0, 0.0), case_54[0], case_54[2]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("54ab", boost::make_tuple(13, 0.0, 0.0), case_54[0], case_54[3]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("54ba", boost::make_tuple(13, 0.0, 0.0), case_54[1], case_54[2]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("54bb", boost::make_tuple(13, 0.0, 0.0), case_54[1], case_54[3]);

    test_overlay<polygon, polygon, test_get_turns,  Tuple>("55", boost::make_tuple(10, 0.0, 0.0), case_55[0], case_55[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("56", boost::make_tuple(8, 0.0, 0.0), case_56[0], case_56[1]);


    // other
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("many_situations", boost::make_tuple(31, 11.625, 13.875), case_many_situations[0], case_many_situations[1]);


    // ticket#17
    test_overlay<polygon, box, test_get_turns,  Tuple>("ticket_17", boost::make_tuple(6, -122.27866617838542, 37.377897262573242), ticket_17[0], ticket_17[1]);



    // pies
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("pie_23_16_16", boost::make_tuple(3, 0.0, 0.0), pie_23_16_16[0], pie_23_16_16[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("pie_16_4_12", boost::make_tuple(2, 0.0, 0.0), pie_16_4_12[0], pie_16_4_12[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("pie_4_13_15", boost::make_tuple(3, 0.0, 0.0), pie_4_13_15[0], pie_4_13_15[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("pie_16_2_15_0", boost::make_tuple(2, 0.0, 0.0), pie_16_2_15_0[0], pie_16_2_15_0[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("pie_20_20_7_100", boost::make_tuple(3, 0.0, 0.0), pie_20_20_7_100[0], pie_20_20_7_100[1]);
    test_overlay<polygon, polygon, test_get_turns,  Tuple>("pie_23_23_3_2000", boost::make_tuple(5, 0.0, 0.0), pie_23_23_3_2000[0], pie_23_23_3_2000[1]);


    // line-line
    test_overlay<linestring, linestring, test_get_turns,  Tuple>("lineline1", boost::make_tuple(3, 1.6190476, 3.4761905), line_line1[0], line_line1[1]);

    // line-polygon
    test_overlay<linestring, polygon, test_get_turns,  Tuple>("line_poly1", boost::make_tuple(3, 1.6190476, 3.4761905), line_line1[0], case_1[1]);
    test_overlay<linestring, polygon, test_get_turns,  Tuple>("line_poly2", boost::make_tuple(3, 1.6190476, 3.4761905), line_line1[1], case_1[0]);
}


int test_main(int, char* [])
{
    //test_all<float>();
    test_all<double>();
    //test_all<tt>();

#if ! defined(_MSC_VER)
    test_all<long double>();
#endif
#if defined(HAVE_CLN)
    //test_all<boost::numeric_adaptor::cln_value_type>();
#endif
#if defined(HAVE_GMP)
    //test_all<boost::numeric_adaptor::gmp_value_type>();
#endif
    return 0;
}

#endif