Package com.vividsolutions.jts.geom

Examples of com.vividsolutions.jts.geom.Coordinate

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    */
  }

  private void verify(Coordinate mercator, Coordinate lonlat, double x, double y, double lon, double lat)
      throws Exception {
    Coordinate projected = new Coordinate();
    projected = JTS.transform(mercator, projected, layerToMap);
    Assert.assertEquals(x, mercator.x, TOLERANCE);
    Assert.assertEquals(lon, projected.x, TOLERANCE);
    Assert.assertEquals(lon, lonlat.x, TOLERANCE);
    Assert.assertEquals(y, mercator.y, TOLERANCE);
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  @Test
  public void testCalcDefaultLabelPosition() throws Exception {
    Geometry geometry;
    GeometryFactory factory = new GeometryFactory(new PrecisionModel(), 4326);
    Coordinate coordinate;
    InternalFeature feature = new InternalFeatureImpl();
    feature.setId("x");
    feature.setLabel("Label x");
    coordinate = geoService.calcDefaultLabelPosition(feature);
    Assert.assertNull(coordinate);

    feature.setGeometry(factory.createMultiPolygon(new Polygon[] {}));
    coordinate = geoService.calcDefaultLabelPosition(feature);
    Assert.assertNull(coordinate);

    feature.setGeometry(JTS.toGeometry(new Envelope(10, 20, 30, 40)));
    coordinate = geoService.calcDefaultLabelPosition(feature);
    // this tests current behaviour, without claims that this is the "best" (or even "good") position
    Assert.assertEquals(15.0, coordinate.x, DELTA);
    Assert.assertEquals(35.0, coordinate.y, DELTA);

    geometry = factory.createLineString(new Coordinate[] { new Coordinate(5,4), new Coordinate(30,10) });
    feature.setGeometry(geometry);
    coordinate = geoService.calcDefaultLabelPosition(feature);
    // this tests current behaviour, without claims that this is the "best" (or even "good") position
    Assert.assertEquals(5.0, coordinate.x, DELTA);
    Assert.assertEquals(4.0, coordinate.y, DELTA);
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  @Test
  public void testCreateCircle() throws Exception {
    Geometry geometry;
    GeometryFactory factory = new GeometryFactory(new PrecisionModel(), 4326);
    Point point = factory.createPoint(new Coordinate(0, 0));
    Point inside = factory.createPoint(new Coordinate(9.5, 0));
    Point insideFine = factory.createPoint(new Coordinate(6.8, 6.8));
    Point outsideAll = factory.createPoint(new Coordinate(9, 5));

    geometry = geoService.createCircle(point, 10, 4);
    Assert.assertEquals(5, geometry.getCoordinates().length);
    Assert.assertTrue(geometry.contains(inside));
    Assert.assertFalse(geometry.contains(insideFine));
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  public void transformCoordinateTest() throws Exception {
    double llx = 10;
    double lly = 30;
    double mx = 8.983152841195215E-5;
    double my = 2.6949458522981454E-4;
    Coordinate ll = new Coordinate(llx, lly);
    Coordinate mc;
    mc = geoService.transform(ll, MERCATOR, LONLAT);
    Assert.assertEquals(mx, mc.x, DELTA);
    Assert.assertEquals(my, mc.y, DELTA);
    mc = geoService.transform(ll, geoService.getCrs2(MERCATOR), geoService.getCrs2(LONLAT));
    Assert.assertEquals(mx, mc.x, DELTA);
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  }

  private Geometry getLineString() {
    GeometryFactory factory = new GeometryFactory(new PrecisionModel(), 4326);
    return factory.createLineString(new Coordinate[] {
        new Coordinate(5, 4), new Coordinate(30, 10), new Coordinate(120, 150), new Coordinate(50, 50)});

  }
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public class GeometrySerializerTest extends TestCase {

  public void testPoint() throws MarshallException {
    GeometrySerializer ser = new GeometrySerializer();
    GeometryFactory factory = new GeometryFactory(new PrecisionModel(100.0), 31300);
    CoordinateArraySequence coords = new CoordinateArraySequence(new Coordinate[] {new Coordinate(
        12.3456, 34567.3456)});
    Point p = new Point(coords, factory);
    JSONObject jo = (JSONObject) ser.marshall(null, p);
    assertEquals("Point", jo.get("type").toString());
    assertEquals("31300", jo.get("srid").toString());
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  public void testLineString() throws MarshallException {
    GeometrySerializer ser = new GeometrySerializer();
    GeometryFactory factory = new GeometryFactory(new PrecisionModel(100.0), 31300);
    CoordinateArraySequence coords = new CoordinateArraySequence(new Coordinate[] {
        new Coordinate(12.0, 34.23), new Coordinate(12.000, 54.555), new Coordinate(-0.01, -0.0)});
    LineString p = new LineString(coords, factory);
    JSONObject jo = (JSONObject) ser.marshall(null, p);
    assertEquals("LineString", jo.get("type").toString());
    assertEquals("31300", jo.get("srid").toString());
    assertEquals("2", jo.get("precision").toString());
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  public void testPolygon() throws MarshallException {
    GeometrySerializer ser = new GeometrySerializer();
    GeometryFactory factory = new GeometryFactory(new PrecisionModel(100.0), 31300);
    CoordinateArraySequence coords = new CoordinateArraySequence(new Coordinate[] {
        new Coordinate(12.0, 34.23), new Coordinate(12.000, 54.555), new Coordinate(7, 8),
        new Coordinate(12.0, 34.23)});
    LinearRing ring = new LinearRing(coords, factory);
    Polygon p = new Polygon(ring, new LinearRing[] {}, factory);
    JSONObject jo = (JSONObject) ser.marshall(null, p);
    assertEquals("Polygon", jo.get("type").toString());
    assertEquals("[]", jo.get("holes").toString());
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  public void testMultiPolygon() throws MarshallException {
    GeometrySerializer ser = new GeometrySerializer();
    GeometryFactory factory = new GeometryFactory(new PrecisionModel(100.0), 31300);
    CoordinateArraySequence coords = new CoordinateArraySequence(new Coordinate[] {
        new Coordinate(12.0, 34.23), new Coordinate(12.000, 54.555), new Coordinate(7, 8),
        new Coordinate(12.0, 34.23)});
    LinearRing ring = new LinearRing(coords, factory);
    Polygon p = new Polygon(ring, new LinearRing[] {}, factory);
    MultiPolygon m = new MultiPolygon(new Polygon[] {p}, factory);
    JSONObject jo = (JSONObject) ser.marshall(null, m);
    assertEquals("MultiPolygon", jo.get("type").toString());
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  public void testMultiLineString() throws MarshallException {
    GeometrySerializer ser = new GeometrySerializer();
    GeometryFactory factory = new GeometryFactory(new PrecisionModel(100.0), 31300);
    CoordinateArraySequence coords = new CoordinateArraySequence(new Coordinate[] {
        new Coordinate(12.0, 34.23), new Coordinate(12.000, 54.555), new Coordinate(-0.01, -0.0)});
    LineString l = new LineString(coords, factory);
    MultiLineString m = new MultiLineString(new LineString[] {l}, factory);
    JSONObject jo = (JSONObject) ser.marshall(null, m);
    assertEquals("MultiLineString", jo.get("type").toString());
    assertEquals("31300", jo.get("srid").toString());
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Related Classes of com.vividsolutions.jts.geom.Coordinate

  • ch.epfl.lbd.database.spatial.LatLngPoint
  • ch.epfl.lbd.database.spatial.PolyLine
  • com.vividsolutions.jts.algorithm.CentralEndpointIntersector
  • com.vividsolutions.jts.algorithm.CGAlgorithms
  • com.vividsolutions.jts.algorithm.NonRobustCGAlgorithms
  • com.vividsolutions.jts.algorithm.VectorMath
  • com.vividsolutions.jts.geom.util.AffineTransformationFactory
  • com.vividsolutions.jts.index.kdtree.KdNode
  • com.vividsolutions.jts.math.Vector2D
  • com.vividsolutions.jts.noding.NodedSegmentString
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