Java Code Examples for com.vividsolutions.jts.geom.MultiPoint#getNumGeometries()

/**
 *  Converts a <code>MultiPoint</code> to &lt;MultiPoint Text&gt; format, then
 *  appends it to the writer.
 *
 *@param  multiPoint  the <code>MultiPoint</code> to process
 *@param  writer      the output writer to append to
 */
private void appendMultiPointText(MultiPoint multiPoint, int level, Writer writer)
  throws IOException
{
  if (multiPoint.isEmpty()) {
    writer.write("EMPTY");
  }
  else {
    writer.write("(");
    for (int i = 0; i < multiPoint.getNumGeometries(); i++) {
      if (i > 0) {
        writer.write(", ");
        indentCoords(i, level + 1, writer);
      }
      writer.write("(");
      appendCoordinate(((Point) multiPoint.getGeometryN(i)).getCoordinate(), writer);
      writer.write(")");
   }
    writer.write(")");
  }
}
 

/**
 * Create GeoJSON MultiPoint coordinates.
 */
public static MultiPointCoordinates createMultiPointCoordinates(MultiPoint geom) {
  if (geom == null) {
    return null;
  }

  int len = geom.getNumGeometries();
  MultiPointCoordinates multiPointCoordinates = new MultiPointCoordinates(len);

  for (int i = 0; i < len; i++) {
    multiPointCoordinates.add(createPointCoordinates((Point) geom.getGeometryN(i)));
  }

  return multiPointCoordinates;
}
 

public void addMultiPoint(final Placemark pm, final MultiPoint mpoint, final double height) {
	final int ng = mpoint.getNumGeometries();
	final MultiGeometry mg = pm.createAndSetMultiGeometry();
	for (int gx = 0; gx < ng; gx++) {
		final de.micromata.opengis.kml.v_2_2_0.Point kmlpoint = mg.createAndAddPoint();
		fillPoint(kmlpoint, (Point) mpoint.getGeometryN(gx), height);
	}
}
 

private void drawGeometry(Geometry g, SymbolInfo symbol) {
	if (g instanceof MultiPolygon) {
		MultiPolygon mpoly = (MultiPolygon) g;
		for (int i = 0; i < mpoly.getNumGeometries(); i++) {
			drawGeometry(mpoly.getGeometryN(i), symbol);
		}
	} else if (g instanceof MultiLineString) {
		MultiLineString mline = (MultiLineString) g;
		for (int i = 0; i < mline.getNumGeometries(); i++) {
			drawGeometry(mline.getGeometryN(i), symbol);
		}
	} else if (g instanceof MultiPoint) {
		MultiPoint mpoint = (MultiPoint) g;
		for (int i = 0; i < mpoint.getNumGeometries(); i++) {
			drawGeometry(mpoint.getGeometryN(i), symbol);
		}
	} else if (g instanceof Polygon) {
		Polygon poly = (Polygon) g;
		LineString shell = poly.getExteriorRing();
		int nHoles = poly.getNumInteriorRing();
		drawPathContent(shell.getCoordinates());
		for (int j = 0; j < nHoles; j++) {
			drawPathContent(poly.getInteriorRingN(j).getCoordinates());
		}
		template.closePathEoFillStroke();
	} else if (g instanceof LineString) {
		LineString line = (LineString) g;
		drawPathContent(line.getCoordinates());
		template.stroke();
	} else if (g instanceof Point) {
		Point point = (Point) g;
		drawPoint(point.getCoordinate(), symbol);
		template.fillStroke();
	}
}
 

public void writeObject(Object o, GraphicsDocument document, boolean asChild) throws RenderException {
	MultiPoint mp = (MultiPoint) o;
	for (int i = 0; i < mp.getNumGeometries(); i++) {
		document.writeElement("use", i == 0 && asChild);
		Point p = (Point) mp.getGeometryN(i);
		document.writeAttribute("x", p.getX());
		document.writeAttribute("y", p.getY());
	}
}