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#include "catch.hpp"
#include <mapnik/geometry.hpp>
#include <mapnik/hit_test_filter.hpp>
#include <mapnik/geometry/correct.hpp>
TEST_CASE("geometry ops")
{
SECTION("hit_test_filter - double")
{
using namespace mapnik::geometry;
{
geometry<double> geom(point<double>(0, 0));
REQUIRE(mapnik::hit_test(geom, 0, 0, 0));
}
{
geometry<double> geom(point<double>(0, 0));
REQUIRE(mapnik::hit_test(geom, 1, 0, 1));
}
{
geometry<double> geom(point<double>(0, 0));
REQUIRE(mapnik::hit_test(geom, 0, 1, 1));
}
{
geometry<double> geom(point<double>(0, 0));
REQUIRE(mapnik::hit_test(geom, 1, 1, 1.5));
}
{
line_string<double> line;
line.emplace_back(0, 0);
line.emplace_back(1, 1);
line.emplace_back(2, 2);
geometry<double> geom(line);
REQUIRE(mapnik::hit_test(geom, 0, 0, 1.5));
}
{
line_string<double> line;
line.emplace_back(0, 0);
line.emplace_back(1, 1);
line.emplace_back(2, 2);
multi_line_string<double> multi_line;
multi_line.emplace_back(std::move(line));
geometry<double> geom(multi_line);
REQUIRE(mapnik::hit_test(geom, 0, 0, 1.5));
}
{
polygon<double> poly;
linear_ring<double> ring;
ring.emplace_back(0, 0);
ring.emplace_back(-10, 0);
ring.emplace_back(-10, 10);
ring.emplace_back(0, 10);
ring.emplace_back(0, 0);
poly.push_back(std::move(ring));
geometry<double> geom(poly);
REQUIRE(mapnik::hit_test(geom, -5, 5, 0));
multi_polygon<double> mp;
mp.push_back(poly);
geometry<double> geom_mp(mp);
REQUIRE(mapnik::hit_test(geom_mp, -5, 5, 0));
correct(geom);
REQUIRE(mapnik::hit_test(geom, -5, 5, 0));
correct(geom_mp);
REQUIRE(mapnik::hit_test(geom_mp, -5, 5, 0));
geometry_collection<double> gc;
REQUIRE(!mapnik::hit_test(geometry<double>(gc), -5, 5, 0));
gc.push_back(geom_mp);
REQUIRE(mapnik::hit_test(geometry<double>(gc), -5, 5, 0));
REQUIRE(!mapnik::hit_test(geometry<double>(gc), -50, -50, 0));
gc.emplace_back(point<double>(-50, -50));
REQUIRE(mapnik::hit_test(geometry<double>(gc), -50, -50, 0));
}
{
// polygon with hole
polygon<double> poly;
linear_ring<double> ring;
ring.emplace_back(0, 0);
ring.emplace_back(-10, 0);
ring.emplace_back(-10, 10);
ring.emplace_back(0, 10);
ring.emplace_back(0, 0);
poly.push_back(std::move(ring));
linear_ring<double> hole;
hole.emplace_back(-7, 7);
hole.emplace_back(-7, 3);
hole.emplace_back(-3, 3);
hole.emplace_back(-3, 7);
hole.emplace_back(-7, 7);
poly.push_back(std::move(hole));
geometry<double> geom(poly);
REQUIRE(!mapnik::hit_test(geom, -5, 5, 0));
// add another hole inside the first hole
// which should be considered a hit
linear_ring<double> fill;
fill.emplace_back(-6, 4);
fill.emplace_back(-6, 6);
fill.emplace_back(-4, 6);
fill.emplace_back(-4, 4);
fill.emplace_back(-6, 4);
poly.push_back(std::move(fill));
REQUIRE(mapnik::hit_test(geometry<double>(poly), -5, 5, 0));
}
}
}
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