com.vividsolutions.jts.geom.MultiPolygon Java Examples

The following examples show how to use com.vividsolutions.jts.geom.MultiPolygon. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: GamaGisFile.java    From gama with GNU General Public License v3.0 8 votes vote down vote up
protected Geometry multiPolygonManagement(final Geometry geom) {
	if (geom instanceof MultiPolygon) {
		final Polygon gs[] = new Polygon[geom.getNumGeometries()];
		for (int i = 0; i < geom.getNumGeometries(); i++) {
			final Polygon p = (Polygon) geom.getGeometryN(i);
			final ICoordinates coords = GeometryUtils.getContourCoordinates(p);
			final LinearRing lr = GEOMETRY_FACTORY.createLinearRing(coords.toCoordinateArray());
			try (final Collector.AsList<LinearRing> holes = Collector.getList()) {
				for (int j = 0; j < p.getNumInteriorRing(); j++) {
					final LinearRing h = (LinearRing) p.getInteriorRingN(j);
					if (!hasNullElements(h.getCoordinates())) {
						holes.add(h);
					}
				}
				LinearRing[] stockArr = new LinearRing[holes.size()];
				stockArr = holes.items().toArray(stockArr);
				gs[i] = GEOMETRY_FACTORY.createPolygon(lr, stockArr);
			}
		}
		return GEOMETRY_FACTORY.createMultiPolygon(gs);
	}
	return geom;
}
 
Example #2
Source File: DtoConverterServiceImpl.java    From geomajas-project-server with GNU Affero General Public License v3.0 6 votes vote down vote up
/**
 * Convert a layer type to a geometry class.
 * 
 * @param layerType
 *            layer type
 * @return JTS class
 */
public Class<? extends com.vividsolutions.jts.geom.Geometry> toInternal(LayerType layerType) {
	switch (layerType) {
		case GEOMETRY:
			return com.vividsolutions.jts.geom.Geometry.class;
		case LINESTRING:
			return LineString.class;
		case MULTILINESTRING:
			return MultiLineString.class;
		case POINT:
			return Point.class;
		case MULTIPOINT:
			return MultiPoint.class;
		case POLYGON:
			return Polygon.class;
		case MULTIPOLYGON:
			return MultiPolygon.class;
		case RASTER:
			return null;
		default:
			throw new IllegalStateException("Don't know how to handle layer type " + layerType);
	}
}
 
Example #3
Source File: DtoConverterServiceImpl.java    From geomajas-project-server with GNU Affero General Public License v3.0 6 votes vote down vote up
/**
 * Convert a geometry class to a layer type.
 * 
 * @param geometryClass
 *            JTS geometry class
 * @return Geomajas layer type
 */
public LayerType toDto(Class<? extends com.vividsolutions.jts.geom.Geometry> geometryClass) {
	if (geometryClass == LineString.class) {
		return LayerType.LINESTRING;
	} else if (geometryClass == MultiLineString.class) {
		return LayerType.MULTILINESTRING;
	} else if (geometryClass == Point.class) {
		return LayerType.POINT;
	} else if (geometryClass == MultiPoint.class) {
		return LayerType.MULTIPOINT;
	} else if (geometryClass == Polygon.class) {
		return LayerType.POLYGON;
	} else if (geometryClass == MultiPolygon.class) {
		return LayerType.MULTIPOLYGON;
	} else {
		return LayerType.GEOMETRY;
	}
}
 
Example #4
Source File: WKBWriter.java    From jts with GNU Lesser General Public License v2.1 6 votes vote down vote up
/**
 * Writes a {@link Geometry} to an {@link OutStream}.
 *
 * @param geom the geometry to write
 * @param os the out stream to write to
 * @throws IOException if an I/O error occurs
 */
public void write(Geometry geom, OutStream os) throws IOException
{
  if (geom instanceof Point)
    writePoint((Point) geom, os);
  // LinearRings will be written as LineStrings
  else if (geom instanceof LineString)
    writeLineString((LineString) geom, os);
  else if (geom instanceof Polygon)
    writePolygon((Polygon) geom, os);
  else if (geom instanceof MultiPoint)
    writeGeometryCollection(WKBConstants.wkbMultiPoint, 
        (MultiPoint) geom, os);
  else if (geom instanceof MultiLineString)
    writeGeometryCollection(WKBConstants.wkbMultiLineString,
        (MultiLineString) geom, os);
  else if (geom instanceof MultiPolygon)
    writeGeometryCollection(WKBConstants.wkbMultiPolygon,
        (MultiPolygon) geom, os);
  else if (geom instanceof GeometryCollection)
    writeGeometryCollection(WKBConstants.wkbGeometryCollection,
        (GeometryCollection) geom, os);
  else {
    Assert.shouldNeverReachHere("Unknown Geometry type");
  }
}
 
Example #5
Source File: OraGeom.java    From jts with GNU Lesser General Public License v2.1 6 votes vote down vote up
/**
 * Returns the GTYPE GEOM_TYPE code
 * corresponding to the geometry type.
 * 
 * @see OraGeom.GEOM_TYPE
 *
 * @param geom the geometry to compute the GEOM_TYPE for
 * @return geom type code, if known, or UNKNOWN
 */
static int geomType(Geometry geom) {
  if (geom == null) {
      return OraGeom.GEOM_TYPE.UNKNOWN_GEOMETRY; 
  } else if (geom instanceof Point) {
      return OraGeom.GEOM_TYPE.POINT;
  } else if (geom instanceof LineString) {
      return OraGeom.GEOM_TYPE.LINE;
  } else if (geom instanceof Polygon) {
      return OraGeom.GEOM_TYPE.POLYGON;
  } else if (geom instanceof MultiPoint) {
      return OraGeom.GEOM_TYPE.MULTIPOINT;
  } else if (geom instanceof MultiLineString) {
      return OraGeom.GEOM_TYPE.MULTILINE;
  } else if (geom instanceof MultiPolygon) {
      return OraGeom.GEOM_TYPE.MULTIPOLYGON;
  } else if (geom instanceof GeometryCollection) {
      return OraGeom.GEOM_TYPE.COLLECTION;
  }
  return OraGeom.GEOM_TYPE.UNKNOWN_GEOMETRY; 
}
 
Example #6
Source File: OraReader.java    From jts with GNU Lesser General Public License v2.1 6 votes vote down vote up
/**
 * Create MultiPolygon as encoded by elemInfo.
 *
 * @param oraGeom SDO_GEOMETRY attributes being read
 * @param coords the coordinates of the entire geometry
 * @return MultiPolygon
 */
private MultiPolygon readMultiPolygon(OraGeom oraGeom)
{
  int nElem = oraGeom.numElements();
  List geoms = new ArrayList();
  for (int i = 0; i < nElem; i++) {
    int etype = oraGeom.eType(i);
    if ((etype == OraGeom.ETYPE.POLYGON) || (etype == OraGeom.ETYPE.POLYGON_EXTERIOR)) {
      Polygon poly = readPolygon(oraGeom, i);
      i += poly.getNumInteriorRing(); // skip interior rings
      geoms.add(poly);
    } 
    else { // not a Polygon - stop reading
    	break;
    }
  }
  MultiPolygon polys = geometryFactory.createMultiPolygon(GeometryFactory.toPolygonArray(geoms));
  return polys;
}
 
Example #7
Source File: StaticMultiPolygonTest.java    From jts with GNU Lesser General Public License v2.1 6 votes vote down vote up
/**
	 * Round Trip test for a single MultiPolygon with lotsa points
	 * @throws ParserConfigurationException 
	 * @throws IOException 
	 * @throws SAXException 
	 */
	public void testSingleMultiPolygonManyPointsManyHolesRoundTrip() throws SAXException, IOException, ParserConfigurationException{

		PolygonGenerator pgc = new PolygonGenerator();
		pgc.setGeometryFactory(geometryFactory);
		pgc.setGenerationAlgorithm(PolygonGenerator.BOX);
		pgc.setNumberPoints(100);
		pgc.setNumberHoles(100);
		MultiGenerator pg = new MultiGenerator(pgc);
		pg.setBoundingBox(new Envelope(0,10,0,10));
		pg.setNumberGeometries(3);
		pg.setGeometryFactory(geometryFactory);
		
		MultiPolygon pt = (MultiPolygon) pg.create();
//		System.out.println((pt==null?"NULL":pt.toString()));

		checkRoundTrip(pt);
	}
 
Example #8
Source File: StaticMultiPolygonTest.java    From jts with GNU Lesser General Public License v2.1 6 votes vote down vote up
/**
	 * Round Trip test for a single MultiPolygon with lotsa points
	 * @throws ParserConfigurationException 
	 * @throws IOException 
	 * @throws SAXException 
	 */
	public void testSingleMultiPolygonManyPointsHolesRoundTrip() throws SAXException, IOException, ParserConfigurationException{

		PolygonGenerator pgc = new PolygonGenerator();
		pgc.setGeometryFactory(geometryFactory);
		pgc.setGenerationAlgorithm(PolygonGenerator.BOX);
		pgc.setNumberPoints(1000);
		pgc.setNumberHoles(4);
		MultiGenerator pg = new MultiGenerator(pgc);
		pg.setBoundingBox(new Envelope(0,10,0,10));
		pg.setNumberGeometries(3);
		pg.setGeometryFactory(geometryFactory);
		
		MultiPolygon pt = (MultiPolygon) pg.create();
//		System.out.println((pt==null?"NULL":pt.toString()));

		checkRoundTrip(pt);
	}
 
Example #9
Source File: StaticMultiPolygonTest.java    From jts with GNU Lesser General Public License v2.1 6 votes vote down vote up
/**
 * Round Trip test for a single MultiPolygon
 * @throws ParserConfigurationException 
 * @throws IOException 
 * @throws SAXException 
 */
public void testSingleMultiPolygonHolesRoundTrip() throws SAXException, IOException, ParserConfigurationException{

	PolygonGenerator pgc = new PolygonGenerator();
	pgc.setGeometryFactory(geometryFactory);
	pgc.setGenerationAlgorithm(PolygonGenerator.BOX);
	pgc.setNumberPoints(10);
	pgc.setNumberHoles(4);
	MultiGenerator pg = new MultiGenerator(pgc);
	pg.setBoundingBox(new Envelope(0,10,0,10));
	pg.setNumberGeometries(3);
	pg.setGeometryFactory(geometryFactory);
	
	MultiPolygon pt = (MultiPolygon) pg.create();

	checkRoundTrip(pt);
}
 
Example #10
Source File: StaticMultiPolygonTest.java    From jts with GNU Lesser General Public License v2.1 6 votes vote down vote up
/**
 * Round Trip test for a single MultiPolygon with lotsa points
 * @throws ParserConfigurationException 
 * @throws IOException 
 * @throws SAXException 
 */
public void testSingleMultiPolygonManyPointsNoHoleRoundTrip() throws SAXException, IOException, ParserConfigurationException{

	PolygonGenerator pgc = new PolygonGenerator();
	pgc.setGeometryFactory(geometryFactory);
	pgc.setGenerationAlgorithm(PolygonGenerator.BOX);
	pgc.setNumberPoints(1000);
	MultiGenerator pg = new MultiGenerator(pgc);
	pg.setBoundingBox(new Envelope(0,10,0,10));
	pg.setNumberGeometries(3);
	pg.setGeometryFactory(geometryFactory);
	
	MultiPolygon pt = (MultiPolygon) pg.create();

	checkRoundTrip(pt);
}
 
Example #11
Source File: WKTWriter.java    From jts with GNU Lesser General Public License v2.1 6 votes vote down vote up
/**
 *  Converts a <code>MultiPolygon</code> to &lt;MultiPolygon Text&gt; format,
 *  then appends it to the writer.
 *
 *@param  multiPolygon  the <code>MultiPolygon</code> to process
 *@param  writer        the output writer to append to
 */
private void appendMultiPolygonText(MultiPolygon multiPolygon, int level, Writer writer)
  throws IOException
{
  if (multiPolygon.isEmpty()) {
    writer.write("EMPTY");
  }
  else {
    int level2 = level;
    boolean doIndent = false;
    writer.write("(");
    for (int i = 0; i < multiPolygon.getNumGeometries(); i++) {
      if (i > 0) {
        writer.write(", ");
        level2 = level + 1;
        doIndent = true;
      }
      appendPolygonText((Polygon) multiPolygon.getGeometryN(i), level2, doIndent, writer);
    }
    writer.write(")");
  }
}
 
Example #12
Source File: SaveStatement.java    From gama with GNU General Public License v3.0 6 votes vote down vote up
public static String getGeometryType(final List<? extends IShape> agents) {
	String geomType = "";
	for (final IShape be : agents) {
		final IShape geom = be.getGeometry();
		if (geom != null && geom.getInnerGeometry() != null) {
			geomType = geom.getInnerGeometry().getClass().getSimpleName();
			if (geom.getInnerGeometry().getNumGeometries() > 1) {
				if (geom.getInnerGeometry().getGeometryN(0).getClass() == Point.class) {
					geomType = MultiPoint.class.getSimpleName();
				} else if (geom.getInnerGeometry().getGeometryN(0).getClass() == LineString.class) {
					geomType = MultiLineString.class.getSimpleName();
				} else if (geom.getInnerGeometry().getGeometryN(0).getClass() == Polygon.class) {
					geomType = MultiPolygon.class.getSimpleName();
				}
				break;
			}
		}
	}
	if ("DynamicLineString".equals(geomType)) {
		geomType = LineString.class.getSimpleName();
	}
	return geomType;
}
 
Example #13
Source File: LayerTypeConverterTest.java    From geomajas-project-server with GNU Affero General Public License v3.0 6 votes vote down vote up
@Test
public void testConversion() {
	// dto -> internal
	for (LayerType layerType : LayerType.values()) {
		if (layerType != LayerType.RASTER) {
			Class<? extends Geometry> c = converterService.toInternal(layerType);
			Assert.assertEquals(layerType.name(), c.getSimpleName().toUpperCase());
		} else {
			Assert.assertNull(converterService.toInternal(layerType));
		}
	}
	// internal -> dto
	Assert.assertEquals(LayerType.POINT, converterService.toDto(Point.class));
	Assert.assertEquals(LayerType.MULTIPOINT, converterService.toDto(MultiPoint.class));
	Assert.assertEquals(LayerType.LINESTRING, converterService.toDto(LineString.class));
	Assert.assertEquals(LayerType.MULTILINESTRING, converterService.toDto(MultiLineString.class));
	Assert.assertEquals(LayerType.POLYGON, converterService.toDto(Polygon.class));
	Assert.assertEquals(LayerType.MULTIPOLYGON, converterService.toDto(MultiPolygon.class));
	Assert.assertEquals(LayerType.GEOMETRY, converterService.toDto(Geometry.class));
}
 
Example #14
Source File: GamaKmlExport.java    From gama with GNU General Public License v3.0 6 votes vote down vote up
/**
 * Add a placemark with a geometry object.The geometry can be a Point, a Line, a Polygon or any Multi-geometry.
 * Points will be represented by an icon and linear or surface objects will be drawn.
 *
 * @param label
 *            The title of the folder that will be created for this ShpRecord
 * @param beginDate
 *            Begining date of the timespan
 * @param endDate
 *            End date of the timespan
 * @param geom
 *            Geometry object to be drawn
 * @param height
 *            Height of the feature to draw. If > 0 the feature will be shown extruded to the given height
 *            (relative to the ground level). If <= 0 the feature will be drawn flat on the ground.
 */
public void addGeometry(final IScope scope, final String label, final String beginDate, final String endDate,
		final IShape shape, final String styleName, final double height) {
	final Placemark placemark = fold.createAndAddPlacemark().withStyleUrl("#" + styleName);
	placemark.setName(label);
	placemark.createAndSetTimeSpan().withBegin(beginDate).withEnd(endDate);

	final IShape shapeTM = Spatial.Projections.transform_CRS(scope, shape, "EPSG:4326");
	final Geometry geom = shapeTM.getInnerGeometry();

	if (geom instanceof Point) {
		addPoint(placemark, (Point) geom, height);
	} else if (geom instanceof LineString) {
		addLine(placemark, (LineString) geom, height);
	} else if (geom instanceof Polygon) {
		addPolygon(placemark, (Polygon) geom, height);
	} else if (geom instanceof MultiPoint) {
		addMultiPoint(placemark, (MultiPoint) geom, height);
	} else if (geom instanceof MultiLineString) {
		addMultiLine(placemark, (MultiLineString) geom, height);
	} else if (geom instanceof MultiPolygon) {
		addMultiPolygon(placemark, (MultiPolygon) geom, height);
	}
}
 
Example #15
Source File: GamaShape.java    From gama with GNU General Public License v3.0 6 votes vote down vote up
@Override
public GamaShape getExteriorRing(final IScope scope) {

	// WARNING Only in 2D
	Geometry result = getInnerGeometry();
	if (result instanceof Polygon) {
		result = ((Polygon) result).getExteriorRing();
	} else

	if (result instanceof MultiPolygon) {
		final MultiPolygon mp = (MultiPolygon) result;
		final LineString lines[] = new LineString[mp.getNumGeometries()];
		for (int i = 0; i < mp.getNumGeometries(); i++) {
			lines[i] = ((Polygon) mp.getGeometryN(i)).getExteriorRing();
		}
		result = GEOMETRY_FACTORY.createMultiLineString(lines);

	}
	return new GamaShape(result);
}
 
Example #16
Source File: GeometryConverterTest.java    From geomajas-project-server with GNU Affero General Public License v3.0 6 votes vote down vote up
@Test
public void jtsEmptyToDto() throws GeomajasException {
	Geometry p = converter.toDto(createJtsEmpty(Point.class));
	Assert.assertEquals(Geometry.POINT, p.getGeometryType());
	Assert.assertTrue(GeometryService.isEmpty(p));
	Geometry ls = converter.toDto(createJtsEmpty(LineString.class));
	Assert.assertEquals(Geometry.LINE_STRING, ls.getGeometryType());
	Assert.assertTrue(GeometryService.isEmpty(ls));
	Geometry lr = converter.toDto(createJtsEmpty(LinearRing.class));
	Assert.assertEquals(Geometry.LINEAR_RING, lr.getGeometryType());
	Assert.assertTrue(GeometryService.isEmpty(lr));
	Geometry po = converter.toDto(createJtsEmpty(Polygon.class));
	Assert.assertEquals(Geometry.POLYGON, po.getGeometryType());
	Assert.assertTrue(GeometryService.isEmpty(po));
	assertThat(po.getGeometries()).isNull();
	Geometry mp = converter.toDto(createJtsEmpty(MultiPoint.class));
	Assert.assertEquals(Geometry.MULTI_POINT, mp.getGeometryType());
	Assert.assertTrue(GeometryService.isEmpty(mp));
	Geometry mpo = converter.toDto(createJtsEmpty(MultiPolygon.class));
	Assert.assertEquals(Geometry.MULTI_POLYGON, mpo.getGeometryType());
	Assert.assertTrue(GeometryService.isEmpty(mpo));
	Geometry mls = converter.toDto(createJtsEmpty(MultiLineString.class));
	Assert.assertEquals(Geometry.MULTI_LINE_STRING, mls.getGeometryType());
	Assert.assertTrue(GeometryService.isEmpty(mls));
}
 
Example #17
Source File: GeometryConverterTest.java    From geomajas-project-server with GNU Affero General Public License v3.0 6 votes vote down vote up
@Test
public void dtoEmptyToJts() throws GeomajasException {
	// Test DTO Point to JTS:
	LineString ls = (LineString) converter.toInternal(createDtoEmpty(Geometry.LINE_STRING));
	Assert.assertTrue(ls.isEmpty());
	LinearRing lr = (LinearRing) converter.toInternal(createDtoEmpty(Geometry.LINEAR_RING));
	Assert.assertTrue(lr.isEmpty());
	MultiLineString mls = (MultiLineString) converter.toInternal(createDtoEmpty(Geometry.MULTI_LINE_STRING));
	Assert.assertTrue(mls.isEmpty());
	MultiPoint mp = (MultiPoint) converter.toInternal(createDtoEmpty(Geometry.MULTI_POINT));
	Assert.assertTrue(mp.isEmpty());
	MultiPolygon mpo = (MultiPolygon) converter.toInternal(createDtoEmpty(Geometry.MULTI_POLYGON));
	Assert.assertTrue(mpo.isEmpty());
	Point p = (Point) converter.toInternal(createDtoEmpty(Geometry.POINT));
	Assert.assertTrue(p.isEmpty());
	Polygon po = (Polygon) converter.toInternal(createDtoEmpty(Geometry.POLYGON));
	Assert.assertTrue(po.isEmpty());
}
 
Example #18
Source File: WKTWriterTest.java    From jts with GNU Lesser General Public License v2.1 6 votes vote down vote up
public void testWriteMultiPolygon() throws Exception {
    Coordinate[] coordinates1 = { new Coordinate(10, 10, 0),
                                 new Coordinate(10, 20, 0),
                                 new Coordinate(20, 20, 0),
                                 new Coordinate(20, 15, 0),
                                 new Coordinate(10, 10, 0) };
    LinearRing linearRing1 = geometryFactory.createLinearRing(coordinates1);
    Polygon polygon1 = geometryFactory.createPolygon(linearRing1, new LinearRing[] { });
    Coordinate[] coordinates2 = { new Coordinate(60, 60, 0),
                                 new Coordinate(70, 70, 0),
                                 new Coordinate(80, 60, 0),
                                 new Coordinate(60, 60, 0) };
    LinearRing linearRing2 = geometryFactory.createLinearRing(coordinates2);
    Polygon polygon2 = geometryFactory.createPolygon(linearRing2, new LinearRing[] { });
    Polygon[] polygons = {polygon1, polygon2};
    MultiPolygon multiPolygon = geometryFactory.createMultiPolygon(polygons);
//    System.out.println("MULTIPOLYGON (((10 10, 10 20, 20 20, 20 15, 10 10)), ((60 60, 70 70, 80 60, 60 60)))");
//    System.out.println(writer.write(multiPolygon).toString());
    assertEquals("MULTIPOLYGON (((10 10, 10 20, 20 20, 20 15, 10 10)), ((60 60, 70 70, 80 60, 60 60)))", writer.write(multiPolygon).toString());
  }
 
Example #19
Source File: GeometryConverterTest.java    From geomajas-project-server with GNU Affero General Public License v3.0 6 votes vote down vote up
private com.vividsolutions.jts.geom.Geometry createJtsEmpty(Class<?> clazz) {
	if (Point.class.equals(clazz)) {
		return factory.createPoint((com.vividsolutions.jts.geom.Coordinate) null);
	} else if (LineString.class.equals(clazz)) {
		return factory.createLineString((com.vividsolutions.jts.geom.Coordinate[]) null);
	} else if (LinearRing.class.equals(clazz)) {
		return factory.createLinearRing((com.vividsolutions.jts.geom.Coordinate[]) null);
	} else if (Polygon.class.equals(clazz)) {
		return factory.createPolygon(null, null);
	} else if (MultiPoint.class.equals(clazz)) {
		return factory.createMultiPoint((Point[]) null);
	} else if (MultiLineString.class.equals(clazz)) {
		return factory.createMultiLineString((LineString[]) null);
	} else if (MultiPolygon.class.equals(clazz)) {
		return factory.createMultiPolygon((Polygon[]) null);
	} else {
		return null;
	}
}
 
Example #20
Source File: MultiPolygonWriter.java    From geomajas-project-server with GNU Affero General Public License v3.0 6 votes vote down vote up
/**
 * Writes the body for a <code>MultiPolygon</code> object. MultiPolygons are
 * encoded into SVG path elements. This function writes the different
 * polygons in one d-attribute of an SVG path element, separated by an 'M'
 * character. (in other words, it calls the super.writeBody for each
 * polygon).
 *
 * @param o The <code>MultiPolygon</code> to be encoded.
 */
public void writeObject(Object o, GraphicsDocument document, boolean asChild) throws RenderException {
	document.writeElement("path", asChild);
	document.writeAttribute("fill-rule", "evenodd");
	document.writeAttributeStart("d");
	MultiPolygon mpoly = (MultiPolygon) o;
	for (int i = 0; i < mpoly.getNumGeometries(); i++) {
		Polygon poly = (Polygon) mpoly.getGeometryN(i);
		LineString shell = poly.getExteriorRing();
		int nHoles = poly.getNumInteriorRing();
		document.writeClosedPathContent(shell.getCoordinates());

		for (int j = 0; j < nHoles; j++) {
			document.writeClosedPathContent(poly.getInteriorRingN(j).getCoordinates());
		}
	}
	document.writeAttributeEnd();
}
 
Example #21
Source File: MultiPolygonWriter.java    From geomajas-project-server with GNU Affero General Public License v3.0 6 votes vote down vote up
/**
 * Writes the body for a <code>MultiPolygon</code> object. MultiPolygons are
 * encoded into SVG path elements. This function writes the different
 * polygons in one d-attribute of an SVG path element, separated by an 'M'
 * character. (in other words, it calls the super.writeBody for each
 * polygon).
 *
 * @param o The <code>MultiPolygon</code> to be encoded.
 */
public void writeObject(Object o, GraphicsDocument document, boolean asChild) throws RenderException {
	document.writeElement("vml:shape", asChild);
	document.writeAttribute("fill-rule", "evenodd");
	document.writeAttributeStart("path");
	MultiPolygon mpoly = (MultiPolygon) o;
	for (int i = 0; i < mpoly.getNumGeometries(); i++) {
		Polygon poly = (Polygon) mpoly.getGeometryN(i);
		LineString shell = poly.getExteriorRing();
		int nHoles = poly.getNumInteriorRing();
		document.writeClosedPathContent(shell.getCoordinates());

		for (int j = 0; j < nHoles; j++) {
			document.writeClosedPathContent(poly.getInteriorRingN(j).getCoordinates());
		}
	}
	document.writeAttributeEnd();
}
 
Example #22
Source File: GeoToolsPrimitiveFromJsonFactory.java    From dhis2-core with BSD 3-Clause "New" or "Revised" License 6 votes vote down vote up
/**
 * Create a GeoTools geometric multi-polygon primitive from coordinates in
 * json.
 * 
 * @param json the json array of polygons
 * @return the multi-polygon
 */
public static MultiPolygon createMultiPolygonFromJson( JsonNode json )
{
    // Native array of polygons to pass to GeoFactory
    Polygon[] polygons = new Polygon[MapUtils.getNonEmptyNodes( json )];

    // Read all the polygons from the json array
    for ( int i = 0; i < json.size(); i++ )
    {
        JsonNode node = json.get( i );
        
        if ( MapUtils.nodeIsNonEmpty( node ) )
        {
            polygons[i] = createPolygonFromJson( node );
        }
    }

    // Create the multi-polygon from factory
    return FACTORY.createMultiPolygon( polygons );
}
 
Example #23
Source File: AllowedAttributeTypes.java    From sldeditor with GNU General Public License v3.0 6 votes vote down vote up
/**
 * Initialise.
 */
private static void initialise()
{
    List<Class<?> > doubleList = new ArrayList<Class<?> >(Arrays.asList(Integer.class, Long.class, Double.class, Float.class));
    List<Class<?> > integerList = new ArrayList<Class<?> >(Arrays.asList(Integer.class, Long.class));
    List<Class<?> > stringList = new ArrayList<Class<?> >(Arrays.asList(String.class));
    List<Class<?> > geometryList = new ArrayList<Class<?> >(Arrays.asList(Point.class, LineString.class, Polygon.class, MultiPolygon.class, MultiPoint.class, MultiLineString.class));

    allowedClassTypeMap.put(String.class, stringList);
    allowedClassTypeMap.put(Double.class, doubleList);
    allowedClassTypeMap.put(Float.class, doubleList);
    allowedClassTypeMap.put(Integer.class, integerList);
    allowedClassTypeMap.put(Long.class, integerList);
    allowedClassTypeMap.put(Geometry.class, geometryList);

    List<Class<?> > objectList = new ArrayList<Class<?>>();
    objectList.addAll(doubleList);
    objectList.addAll(integerList);
    objectList.addAll(stringList);
    objectList.addAll(geometryList);
    allowedClassTypeMap.put(Object.class, objectList);
}
 
Example #24
Source File: InternalFeatureCollection.java    From geomajas-project-server with GNU Affero General Public License v3.0 6 votes vote down vote up
private Class getGeometryBinding(LayerType layerType) {
	switch (layerType) {
		case LINESTRING:
			return Geometry.class;
		case MULTILINESTRING:
			return MultiLineString.class;
		case MULTIPOINT:
			return MultiPoint.class;
		case MULTIPOLYGON:
			return MultiPolygon.class;
		case POINT:
			return Point.class;
		case POLYGON:
			return Polygon.class;
		default:
			return Geometry.class;
	}
}
 
Example #25
Source File: DefaultSvgDocument.java    From geomajas-project-server with GNU Affero General Public License v3.0 5 votes vote down vote up
private void initDefaultWriters() {
	registerWriter(Bbox.class, new BboxWriter());
	registerWriter(Point.class, new PointWriter());
	registerWriter(LineString.class, new LineStringWriter());
	registerWriter(LinearRing.class, new LineStringWriter());
	registerWriter(Polygon.class, new PolygonWriter());
	registerWriter(MultiPoint.class, new MultiPointWriter());
	registerWriter(MultiLineString.class, new MultiLineStringWriter());
	registerWriter(MultiPolygon.class, new MultiPolygonWriter());
	registerWriter(GeometryCollection.class, new GeometryCollectionWriter());
}
 
Example #26
Source File: DefaultVmlDocument.java    From geomajas-project-server with GNU Affero General Public License v3.0 5 votes vote down vote up
private void initDefaultWriters() {
	registerWriter(Point.class, new PointWriter());
	registerWriter(LineString.class, new LineStringWriter());
	registerWriter(LinearRing.class, new LineStringWriter());
	registerWriter(Polygon.class, new PolygonWriter());
	registerWriter(MultiPoint.class, new MultiPointWriter());
	registerWriter(MultiLineString.class, new MultiLineStringWriter());
	registerWriter(MultiPolygon.class, new MultiPolygonWriter());
	registerWriter(GeometryCollection.class, new GeometryCollectionWriter());
}
 
Example #27
Source File: ShapeInMemFeatureModel.java    From geomajas-project-server with GNU Affero General Public License v3.0 5 votes vote down vote up
@Override
public Geometry getGeometry(Object feature) throws LayerException {
	Geometry geom = (Geometry) asFeature(feature).getDefaultGeometry();
	if (geom instanceof MultiLineString && vectorLayerInfo.getLayerType() == LayerType.LINESTRING) {
		return (Geometry) geom.getGeometryN(0).clone();
	} else if (geom instanceof MultiPolygon && vectorLayerInfo.getLayerType() == LayerType.POLYGON) {
		return (Geometry) geom.getGeometryN(0).clone();
	} else if (geom instanceof MultiPoint && vectorLayerInfo.getLayerType() == LayerType.POINT) {
		return (Geometry) geom.getGeometryN(0).clone();
	}
	return (Geometry) geom.clone();
}
 
Example #28
Source File: VectorLayerComponentImpl.java    From geomajas-project-server with GNU Affero General Public License v3.0 5 votes vote down vote up
private void drawFeature(PdfContext context, ClientMapInfo map, InternalFeature f) {
	FeatureStyleInfo style = f.getStyleInfo();

	// Color, transparency, dash
	Color fillColor = context.getColor(style.getFillColor(), style.getFillOpacity());
	Color strokeColor = context.getColor(style.getStrokeColor(), style.getStrokeOpacity());
	float[] dashArray = context.getDashArray(style.getDashArray());

	// check if the feature is selected
	if (selectedFeatures.contains(f.getId())) {
		if (f.getGeometry() instanceof MultiPolygon || f.getGeometry() instanceof Polygon) {
			style = mergeStyle(style, map.getPolygonSelectStyle());
			fillColor = context.getColor(style.getFillColor(), style.getFillOpacity());
			strokeColor = context.getColor(style.getStrokeColor(), style.getStrokeOpacity());
		} else if (f.getGeometry() instanceof MultiLineString || f.getGeometry() instanceof LineString) {
			style = mergeStyle(style, map.getLineSelectStyle());
			strokeColor = context.getColor(style.getStrokeColor(), style.getStrokeOpacity());
		} else if (f.getGeometry() instanceof MultiPoint || f.getGeometry() instanceof Point) {
			style = mergeStyle(style, map.getPointSelectStyle());
			strokeColor = context.getColor(style.getStrokeColor(), style.getStrokeOpacity());
		}
	}

	float lineWidth = style.getStrokeWidth();

	SymbolInfo symbol = null;
	if (f.getGeometry() instanceof MultiPoint || f.getGeometry() instanceof Point) {
		symbol = style.getSymbol();
	}
	// clone geometry
	Geometry geometry = (Geometry) f.getGeometry().clone();
	// transform to user space
	geometry.apply(new MapToUserFilter());
	// notify geometry change !!!
	geometry.geometryChanged();
	// now draw
	context.drawGeometry(geometry, symbol, fillColor, strokeColor, lineWidth, dashArray, getSize());
}
 
Example #29
Source File: GeoServiceImpl.java    From geomajas-project-server with GNU Affero General Public License v3.0 5 votes vote down vote up
/**
 * Finish service initialization.
 *
 * @throws GeomajasException oops
 */
@PostConstruct
protected void postConstruct() throws GeomajasException {
	if (null != crsDefinitions) {
		for (CrsInfo crsInfo : crsDefinitions.values()) {
			try {
				CoordinateReferenceSystem crs = CRS.parseWKT(crsInfo.getCrsWkt());
				String code = crsInfo.getKey();
				crsCache.put(code, CrsFactory.getCrs(code, crs));
			} catch (FactoryException e) {
				throw new GeomajasException(e, ExceptionCode.CRS_DECODE_FAILURE_FOR_MAP, crsInfo.getKey());
			}
		}
	}
	if (null != crsTransformDefinitions) {
		for (CrsTransformInfo crsTransformInfo : crsTransformDefinitions.values()) {
			String key = getTransformKey(crsTransformInfo);
			transformCache.put(key, getCrsTransform(key, crsTransformInfo));
		}
	}
	GeometryFactory factory = new GeometryFactory();
	EMPTY_GEOMETRIES.put(Point.class, factory.createPoint((Coordinate) null));
	EMPTY_GEOMETRIES.put(LineString.class, factory.createLineString((Coordinate[]) null));
	EMPTY_GEOMETRIES.put(Polygon.class, factory.createPolygon(null, null));
	EMPTY_GEOMETRIES.put(MultiPoint.class, factory.createMultiPoint((Coordinate[]) null));
	EMPTY_GEOMETRIES.put(MultiLineString.class, factory.createMultiLineString((LineString[]) null)); // cast needed!
	EMPTY_GEOMETRIES.put(MultiPolygon.class, factory.createMultiPolygon((Polygon[]) null)); // cast needed!
	EMPTY_GEOMETRIES.put(Geometry.class, factory.createGeometryCollection(null));
}
 
Example #30
Source File: BufferValidator.java    From jts with GNU Lesser General Public License v2.1 5 votes vote down vote up
public BufferValidator setBufferHolesExpected(final boolean bufferHolesExpected) {
  return addTest(new Test("Buffer Holes Test") {
    public void test() throws Exception {
      Assert.assertTrue(
        supplement(
          "Expected buffer "
            + (bufferHolesExpected ? "" : "not ")
            + "to have holes"),
        hasHoles(getBuffer()) == bufferHolesExpected);
    }
    private boolean hasHoles(Geometry buffer) {
      if (buffer.isEmpty()) {
        return false;
      }
      if (buffer instanceof Polygon) {
        return ((Polygon) buffer).getNumInteriorRing() > 0;
      }
      MultiPolygon multiPolygon = (MultiPolygon) buffer;
      for (int i = 0; i < multiPolygon.getNumGeometries(); i++) {
        if (hasHoles(multiPolygon.getGeometryN(i))) {
          return true;
        }
      }
      return false;
    }
  });
}