Examples with Polygon com.vividsolutions.jts.geom.Polygon used on opensource projects

Example 1 with Polygon

use of com.vividsolutions.jts.geom.Polygon in project elasticsearch by elastic.

the class ShapeBuilderTests method testNewPolygon_coordinates.

public void testNewPolygon_coordinates() {
    Polygon polygon = ShapeBuilders.newPolygon(new CoordinatesBuilder().coordinates(new Coordinate(-45, 30), new Coordinate(45, 30), new Coordinate(45, -30), new Coordinate(-45, -30), new Coordinate(-45, 30))).toPolygon();
    LineString exterior = polygon.getExteriorRing();
    assertEquals(exterior.getCoordinateN(0), new Coordinate(-45, 30));
    assertEquals(exterior.getCoordinateN(1), new Coordinate(45, 30));
    assertEquals(exterior.getCoordinateN(2), new Coordinate(45, -30));
    assertEquals(exterior.getCoordinateN(3), new Coordinate(-45, -30));
}

Example 2 with Polygon

use of com.vividsolutions.jts.geom.Polygon in project elasticsearch by elastic.

the class GeoJSONShapeParserTests method testParsePolygonWithHole.

public void testParsePolygonWithHole() throws IOException {
    XContentBuilder polygonGeoJson = XContentFactory.jsonBuilder().startObject().field("type", "Polygon").startArray("coordinates").startArray().startArray().value(100.0).value(1.0).endArray().startArray().value(101.0).value(1.0).endArray().startArray().value(101.0).value(0.0).endArray().startArray().value(100.0).value(0.0).endArray().startArray().value(100.0).value(1.0).endArray().endArray().startArray().startArray().value(100.2).value(0.8).endArray().startArray().value(100.2).value(0.2).endArray().startArray().value(100.8).value(0.2).endArray().startArray().value(100.8).value(0.8).endArray().startArray().value(100.2).value(0.8).endArray().endArray().endArray().endObject();
    // add 3d point to test ISSUE #10501
    List<Coordinate> shellCoordinates = new ArrayList<>();
    shellCoordinates.add(new Coordinate(100, 0, 15.0));
    shellCoordinates.add(new Coordinate(101, 0));
    shellCoordinates.add(new Coordinate(101, 1));
    shellCoordinates.add(new Coordinate(100, 1, 10.0));
    shellCoordinates.add(new Coordinate(100, 0));
    List<Coordinate> holeCoordinates = new ArrayList<>();
    holeCoordinates.add(new Coordinate(100.2, 0.2));
    holeCoordinates.add(new Coordinate(100.8, 0.2));
    holeCoordinates.add(new Coordinate(100.8, 0.8));
    holeCoordinates.add(new Coordinate(100.2, 0.8));
    holeCoordinates.add(new Coordinate(100.2, 0.2));
    LinearRing shell = GEOMETRY_FACTORY.createLinearRing(shellCoordinates.toArray(new Coordinate[shellCoordinates.size()]));
    LinearRing[] holes = new LinearRing[1];
    holes[0] = GEOMETRY_FACTORY.createLinearRing(holeCoordinates.toArray(new Coordinate[holeCoordinates.size()]));
    Polygon expected = GEOMETRY_FACTORY.createPolygon(shell, holes);
    assertGeometryEquals(jtsGeom(expected), polygonGeoJson);
}

Example 3 with Polygon

use of com.vividsolutions.jts.geom.Polygon in project spatial-portal by AtlasOfLivingAustralia.

the class ShapefileUtils method saveShapefile.

public static void saveShapefile(File shpfile, String wktString, String name) {
    try {
        final SimpleFeatureType type = createFeatureType();
        List<SimpleFeature> features = new ArrayList<SimpleFeature>();
        SimpleFeatureBuilder featureBuilder = new SimpleFeatureBuilder(type);
        WKTReader wkt = new WKTReader();
        Geometry geom = wkt.read(wktString);
        if (geom instanceof GeometryCollection) {
            GeometryCollection gc = (GeometryCollection) geom;
            for (int i = 0; i < gc.getNumGeometries(); i++) {
                Geometry g = gc.getGeometryN(i);
                if (g instanceof Polygon) {
                    g = new GeometryBuilder().multiPolygon((Polygon) g);
                }
                featureBuilder.add(g);
                SimpleFeature feature = featureBuilder.buildFeature(null);
                feature.setAttribute("name", name);
                features.add(feature);
            }
        } else {
            Geometry g = geom;
            if (g instanceof Polygon) {
                g = new GeometryBuilder().multiPolygon((Polygon) g);
            }
            featureBuilder.add(g);
            SimpleFeature feature = featureBuilder.buildFeature(null);
            features.add(feature);
        }
        ShapefileDataStoreFactory dataStoreFactory = new ShapefileDataStoreFactory();
        Map<String, Serializable> params = new HashMap<String, Serializable>();
        params.put("url", shpfile.toURI().toURL());
        params.put("create spatial index", Boolean.TRUE);
        ShapefileDataStore newDataStore = (ShapefileDataStore) dataStoreFactory.createNewDataStore(params);
        newDataStore.createSchema(type);
        newDataStore.forceSchemaCRS(DefaultGeographicCRS.WGS84);
        Transaction transaction = new DefaultTransaction("create");
        String typeName = newDataStore.getTypeNames()[0];
        SimpleFeatureSource featureSource = newDataStore.getFeatureSource(typeName);
        if (featureSource instanceof SimpleFeatureStore) {
            SimpleFeatureStore featureStore = (SimpleFeatureStore) featureSource;
            DefaultFeatureCollection collection = new DefaultFeatureCollection();
            collection.addAll(features);
            featureStore.setTransaction(transaction);
            try {
                featureStore.addFeatures(collection);
                transaction.commit();
            } catch (Exception problem) {
                LOGGER.error("error pricessing shape file: " + shpfile.getAbsolutePath(), problem);
                transaction.rollback();
            } finally {
                transaction.close();
            }
        }
        LOGGER.debug("Active Area shapefile written to: " + shpfile.getAbsolutePath());
    } catch (Exception e) {
        LOGGER.error("Unable to save shapefile: " + shpfile.getAbsolutePath(), e);
    }
}

Example 4 with Polygon

use of com.vividsolutions.jts.geom.Polygon in project ddf by codice.

the class TwitterFilterVisitor method visit.

/**
     * Contains filter maps to a Polygon or BBox Spatial search criteria.
     */
@Override
public Object visit(Contains filter, Object data) {
    LOGGER.trace("ENTERING: Contains filter");
    if (currentNest == null || NestedTypes.AND.equals(currentNest)) {
        // The geometric point is wrapped in a <Literal> element, so have to
        // get geometry expression as literal and then evaluate it to get
        // the geometry.
        // Example:
        // <ogc:Literal>org.geotools.geometry.jts.spatialschema.geometry.primitive.SurfaceImpl@64a7c45e</ogc:Literal>
        Literal literalWrapper = (Literal) filter.getExpression2();
        Object geometryExpression = literalWrapper.getValue();
        if (geometryExpression instanceof SurfaceImpl) {
            SurfaceImpl polygon = (SurfaceImpl) literalWrapper.evaluate(null);
            Point point = polygon.getJTSGeometry().getCentroid();
            longitude = point.getX();
            latitude = point.getY();
            radius = point.getBoundary().getLength() * 10;
            hasSpatial = true;
            filters.add(filter);
        } else if (geometryExpression instanceof Polygon) {
            Polygon polygon = (Polygon) geometryExpression;
            Point centroid = polygon.getCentroid();
            longitude = centroid.getX();
            latitude = centroid.getY();
            radius = polygon.getBoundary().getLength() * 10;
            hasSpatial = true;
            filters.add(filter);
        } else {
            LOGGER.warn("Only POLYGON geometry WKT for Contains filter is supported");
        }
    } else {
        LOGGER.warn(ONLY_AND_MSG);
    }
    LOGGER.trace("EXITING: Contains filter");
    return super.visit(filter, data);
}

Example 5 with Polygon

use of com.vividsolutions.jts.geom.Polygon in project ddf by codice.

the class TestWfs10JTStoGML200Converter method testPolygonTypeToJAXB.

@Test
public void testPolygonTypeToJAXB() throws JAXBException, SAXException, IOException, ParseException, NullPointerException {
    Polygon polygon = (Polygon) getGeometryFromWkt(POLYGON);
    assertThat(polygon == null, is(Boolean.FALSE));
    String polygonGML = Wfs10JTStoGML200Converter.convertGeometryToGML(polygon);
    PolygonType polygonType = (PolygonType) Wfs10JTStoGML200Converter.convertGMLToGeometryType(polygonGML, Wfs10Constants.POLYGON);
    assertThat(null != polygonType, is(Boolean.TRUE));
    JAXBElement<PolygonType> polygonTypeJAXBElement = (JAXBElement<PolygonType>) Wfs10JTStoGML200Converter.convertGeometryTypeToJAXB(polygonType);
    assertThat(polygonTypeJAXBElement.getName().getLocalPart().equals(Wfs10Constants.POLYGON.getLocalPart()), is(Boolean.TRUE));
    assertThat(polygonTypeJAXBElement.getDeclaredType() == PolygonType.class, is(Boolean.TRUE));
    JAXB.marshal(polygonTypeJAXBElement, writer);
    String xml = writer.toString();
    Diff diff = XMLUnit.compareXML(xml, POLYGON_GML);
    assertTrue(XMLUNIT_SIMILAR, diff.similar());
    assertThat(diff.similar(), is(Boolean.TRUE));
    assertThat(diff.identical(), is(Boolean.FALSE));
}