Package org.geomajas.gwt.client.spatial.geometry

Examples of org.geomajas.gwt.client.spatial.geometry.LinearRing

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    GeometryFactory factory = new GeometryFactory(SRID, PRECISION);
    lineString = factory.createLineString(new Coordinate[] {new Coordinate(10.0, 10.0),
        new Coordinate(20.0, 10.0), new Coordinate(20.0, 20.0)});
    multiLineString = factory.createMultiLineString(new LineString[] {(LineString) lineString.clone()});

    LinearRing exteriorRing = factory.createLinearRing(new Coordinate[] {new Coordinate(0.0, 0.0),
        new Coordinate(100.0, 0.0), new Coordinate(100.0, 100.0), new Coordinate(0.0, 100.0)});
    LinearRing interiorRing1 = factory.createLinearRing(new Coordinate[] {new Coordinate(20.0, 20.0),
        new Coordinate(40.0, 20.0), new Coordinate(40.0, 40.0), new Coordinate(20.0, 40.0)});
    LinearRing interiorRing2 = factory.createLinearRing(new Coordinate[] {new Coordinate(60.0, 60.0),
        new Coordinate(80.0, 60.0), new Coordinate(80.0, 80.0), new Coordinate(60.0, 80.0)});
    polygon = factory.createPolygon(exteriorRing, new LinearRing[] {interiorRing1, interiorRing2});
    multiPolygon = factory.createMultiPolygon(new Polygon[] {(Polygon) polygon.clone()});

    index = new TransactionGeomIndex();
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  public void testPolygon() {
    Feature feature = new Feature();
    feature.setGeometry((Polygon) polygon.clone());
    op.execute(feature);
    Polygon p = (Polygon) feature.getGeometry();
    LinearRing r = p.getInteriorRingN(index.getInteriorRingIndex());
    Assert.assertEquals(50.0, r.getCoordinateN(index.getCoordinateIndex()).getX(), DELTA);
    op.undo(feature);
    Assert.assertEquals(polygon.toWkt(), feature.getGeometry().toWkt());
  }
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    Feature feature = new Feature();
    feature.setGeometry((MultiPolygon) multiPolygon.clone());
    op.execute(feature);
    MultiPolygon m = (MultiPolygon) feature.getGeometry();
    Polygon p = (Polygon) m.getGeometryN(index.getGeometryIndex());
    LinearRing r = p.getInteriorRingN(index.getInteriorRingIndex());
    Assert.assertEquals(50.0, r.getCoordinateN(index.getCoordinateIndex()).getX(), DELTA);
    op.undo(feature);
    Assert.assertEquals(multiPolygon.toWkt(), feature.getGeometry().toWkt());
  }
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  /**
   * Constructor that sets up an initial list of geometries to snap to.
   */
  public SnappingAlgorithmTest() {
    GeometryFactory factory = new GeometryFactory(4326, -1);
    LinearRing shell1 = factory.createLinearRing(new Coordinate[] {new Coordinate(10.0, 10.0),
        new Coordinate(20.0, 10.0), new Coordinate(20.0, 20.0), new Coordinate(10.0, 20.0),
        new Coordinate(10.0, 10.0)});
    LinearRing hole1 = factory.createLinearRing(new Coordinate[] {new Coordinate(12.0, 12.0),
        new Coordinate(18.0, 12.0), new Coordinate(18.0, 18.0), new Coordinate(12.0, 18.0),
        new Coordinate(12.0, 12.0)});
    geometries.add(factory.createPolygon(shell1, new LinearRing[] {hole1}));
    LinearRing shell2 = factory.createLinearRing(new Coordinate[] {new Coordinate(5.0, 5.0),
        new Coordinate(15.0, 5.0), new Coordinate(15.0, 25.0), new Coordinate(5.0, 25.0)});
    geometries.add(factory.createPolygon(shell2, null));
  }
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    LineString lineString = execute((LineString) multiLineString.getGeometryN(index.getGeometryIndex()));
    setLineStringN(multiLineString, lineString, index.getGeometryIndex());
  }

  private void execute(Polygon polygon) {
    LinearRing ring = null;
    if (index.isExteriorRing()) {
      ring = polygon.getExteriorRing();
      LineString lineString = execute(ring);
      setExteriorRing(polygon, (LinearRing) lineString);
    } else if (index.getInteriorRingIndex() >= 0) {
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    LineString lineString = undo((LineString) multiLineString.getGeometryN(index.getGeometryIndex()));
    setLineStringN(multiLineString, lineString, index.getGeometryIndex());
  }

  private void undo(Polygon polygon) {
    LinearRing ring = null;
    if (index.isExteriorRing()) {
      ring = polygon.getExteriorRing();
      LineString lineString = undo(ring);
      setExteriorRing(polygon, (LinearRing) lineString);
    } else if (index.getInteriorRingIndex() >= 0) {
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    LineString lineString = execute((LineString) multiLineString.getGeometryN(index.getGeometryIndex()));
    setLineStringN(multiLineString, lineString, index.getGeometryIndex());
  }

  private void execute(Polygon polygon) {
    LinearRing ring = null;
    if (index.isExteriorRing()) {
      ring = polygon.getExteriorRing();
      LineString lineString = execute(ring);
      setExteriorRing(polygon, (LinearRing) lineString);
    } else if (index.getInteriorRingIndex() >= 0) {
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    LineString lineString = undo((LineString) multiLineString.getGeometryN(index.getGeometryIndex()));
    setLineStringN(multiLineString, lineString, index.getGeometryIndex());
  }

  private void undo(Polygon polygon) {
    LinearRing ring = null;
    if (index.isExteriorRing()) {
      ring = polygon.getExteriorRing();
      LineString lineString = undo(ring);
      setExteriorRing(polygon, (LinearRing) lineString);
    } else if (index.getInteriorRingIndex() >= 0) {
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    LineString lineString = execute((LineString) multiLineString.getGeometryN(index.getGeometryIndex()));
    setLineStringN(multiLineString, lineString, index.getGeometryIndex());
  }

  private void execute(Polygon polygon) {
    LinearRing ring = null;
    if (index.isExteriorRing()) {
      ring = polygon.getExteriorRing();
      LineString lineString = execute(ring);
      setExteriorRing(polygon, (LinearRing) lineString);
    } else if (index.getInteriorRingIndex() >= 0) {
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    LineString lineString = undo((LineString) multiLineString.getGeometryN(index.getGeometryIndex()));
    setLineStringN(multiLineString, lineString, index.getGeometryIndex());
  }

  private void undo(Polygon polygon) {
    LinearRing ring = null;
    if (index.isExteriorRing()) {
      ring = polygon.getExteriorRing();
      LineString lineString = undo(ring);
      setExteriorRing(polygon, (LinearRing) lineString);
    } else if (index.getInteriorRingIndex() >= 0) {
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Related Classes of org.geomajas.gwt.client.spatial.geometry.LinearRing

  • org.geomajas.example.gwt.client.samples.mapwidget.RenderingSample
  • org.geomajas.geometry.Coordinate
  • org.geomajas.gwt.client.action.menu.InsertRingAction
  • org.geomajas.gwt.client.controller.editing.EditController
  • org.geomajas.gwt.client.controller.editing.MultiPolygonEditController
  • org.geomajas.gwt.client.controller.editing.PolygonEditController
  • org.geomajas.gwt.client.map.feature.operation.AddCoordinateOp
  • org.geomajas.gwt.client.map.feature.operation.AddCoordinateTest
  • org.geomajas.gwt.client.map.feature.operation.InsertCoordinateOp
  • org.geomajas.gwt.client.map.feature.operation.InsertCoordinateTest
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