Examples with Shape org.locationtech.spatial4j.shape.Shape used on opensource projects

Example 56 with Shape

use of org.locationtech.spatial4j.shape.Shape in project elasticsearch by elastic.

the class ShapeBuilderTests method testDateline.

public void testDateline() {
    // tests that the following shape (defined in clockwise non-OGC order)
    // https://gist.github.com/anonymous/7f1bb6d7e9cd72f5977c crosses the dateline
    // expected results: 3 polygons, 1 with a hole
    // a giant c shape
    PolygonBuilder builder = ShapeBuilders.newPolygon(new CoordinatesBuilder().coordinate(-186, 0).coordinate(-176, 0).coordinate(-176, 3).coordinate(-183, 3).coordinate(-183, 5).coordinate(-176, 5).coordinate(-176, 8).coordinate(-186, 8).coordinate(-186, 0));
    // 3/4 of an embedded 'c', crossing dateline once
    builder.hole(new LineStringBuilder(new CoordinatesBuilder().coordinate(-185, 1).coordinate(-181, 1).coordinate(-181, 2).coordinate(-184, 2).coordinate(-184, 6).coordinate(-178, 6).coordinate(-178, 7).coordinate(-185, 7).coordinate(-185, 1)));
    // embedded hole right of the dateline
    builder.hole(new LineStringBuilder(new CoordinatesBuilder().coordinate(-179, 1).coordinate(-177, 1).coordinate(-177, 2).coordinate(-179, 2).coordinate(-179, 1)));
    Shape shape = builder.close().build();
    assertMultiPolygon(shape);
}

Example 57 with Shape

use of org.locationtech.spatial4j.shape.Shape in project elasticsearch by elastic.

the class ShapeBuilderTests method testShapeWithBoundaryHoles.

public void testShapeWithBoundaryHoles() {
    // test case 1: test the positive side of the dateline
    PolygonBuilder builder = ShapeBuilders.newPolygon(new CoordinatesBuilder().coordinate(-177, 10).coordinate(176, 15).coordinate(172, 0).coordinate(176, -15).coordinate(-177, -10).coordinate(-177, 10));
    builder.hole(new LineStringBuilder(new CoordinatesBuilder().coordinate(176, 10).coordinate(180, 5).coordinate(180, -5).coordinate(176, -10).coordinate(176, 10)));
    Shape shape = builder.close().build();
    assertMultiPolygon(shape);
    // test case 2: test the negative side of the dateline
    builder = ShapeBuilders.newPolygon(new CoordinatesBuilder().coordinate(-176, 15).coordinate(179, 10).coordinate(179, -10).coordinate(-176, -15).coordinate(-172, 0).close());
    builder.hole(new LineStringBuilder(new CoordinatesBuilder().coordinate(-176, 10).coordinate(-176, -10).coordinate(-180, -5).coordinate(-180, 5).coordinate(-176, 10).close()));
    shape = builder.close().build();
    assertMultiPolygon(shape);
}

Example 58 with Shape

use of org.locationtech.spatial4j.shape.Shape in project elasticsearch by elastic.

the class ShapeBuilderTests method testShapeWithHoleAtEdgeEndPoints.

public void testShapeWithHoleAtEdgeEndPoints() {
    PolygonBuilder builder = ShapeBuilders.newPolygon(new CoordinatesBuilder().coordinate(-4, 2).coordinate(4, 2).coordinate(6, 0).coordinate(4, -2).coordinate(-4, -2).coordinate(-6, 0).coordinate(-4, 2));
    builder.hole(new LineStringBuilder(new CoordinatesBuilder().coordinate(4, 1).coordinate(4, -1).coordinate(-4, -1).coordinate(-4, 1).coordinate(4, 1)));
    Shape shape = builder.close().build();
    assertPolygon(shape);
}

Example 59 with Shape

use of org.locationtech.spatial4j.shape.Shape in project elasticsearch by elastic.

the class ShapeBuilderTests method testShapeWithAlternateOrientation.

public void testShapeWithAlternateOrientation() {
    // cw: should produce a multi polygon spanning hemispheres
    PolygonBuilder builder = ShapeBuilders.newPolygon(new CoordinatesBuilder().coordinate(180, 0).coordinate(176, 4).coordinate(-176, 4).coordinate(180, 0));
    Shape shape = builder.close().build();
    assertPolygon(shape);
    // cw: geo core will convert to ccw across the dateline
    builder = ShapeBuilders.newPolygon(new CoordinatesBuilder().coordinate(180, 0).coordinate(-176, 4).coordinate(176, 4).coordinate(180, 0));
    shape = builder.close().build();
    assertMultiPolygon(shape);
}

Example 60 with Shape

use of org.locationtech.spatial4j.shape.Shape in project elasticsearch by elastic.

the class GeoFilterIT method testRelationSupport.

protected static boolean testRelationSupport(SpatialOperation relation) {
    if (relation == SpatialOperation.IsDisjointTo) {
        // disjoint works in terms of intersection
        relation = SpatialOperation.Intersects;
    }
    try {
        GeohashPrefixTree tree = new GeohashPrefixTree(SpatialContext.GEO, 3);
        RecursivePrefixTreeStrategy strategy = new RecursivePrefixTreeStrategy(tree, "area");
        Shape shape = SpatialContext.GEO.makePoint(0, 0);
        SpatialArgs args = new SpatialArgs(relation, shape);
        strategy.makeQuery(args);
        return true;
    } catch (UnsupportedSpatialOperation e) {
        final SpatialOperation finalRelation = relation;
        ESLoggerFactory.getLogger(GeoFilterIT.class.getName()).info((Supplier<?>) () -> new ParameterizedMessage("Unsupported spatial operation {}", finalRelation), e);
        return false;
    }
}