本文整理了Java中org.locationtech.jts.geom.GeometryFactory.toGeometryArray()方法的一些代码示例，展示了GeometryFactory.toGeometryArray()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。GeometryFactory.toGeometryArray()方法的具体详情如下：
包路径：org.locationtech.jts.geom.GeometryFactory
类名称：GeometryFactory
方法名：toGeometryArray

GeometryFactory.toGeometryArray介绍

[英]Converts the List to an array.
[中]将List转换为数组。

代码示例

代码示例来源：origin: geotools/geotools

/**
 * Helper method for {@link #intersection(Geometry, Geometry) intersection(Geometry, Geometry)}
 */
private static GeometryCollection intersection(GeometryCollection gc1, GeometryCollection gc2) {
  List<Geometry> ret = new ArrayList<Geometry>();
  final int size = gc1.getNumGeometries();
  for (int i = 0; i < size; i++) {
    Geometry g1 = gc1.getGeometryN(i);
    List<Geometry> partial = intersection(gc2, g1);
    ret.addAll(partial);
  }
  return gc1.getFactory().createGeometryCollection(GeometryFactory.toGeometryArray(ret));
}

代码示例来源：origin: geotools/geotools

/**
 * Return the intersection of two Geometries. <br>
 * This method relies completely on {@link Geometry#intersection(Geometry)} but also tries to
 * unroll <TT>GeometryCollection</TT>s.
 *
 * @param g1
 * @param g2
 * @return true if the two geometries intersect.
 */
public static Geometry intersection(Geometry g1, Geometry g2) {
  if (g1 instanceof GeometryCollection) {
    if (g2 instanceof GeometryCollection) {
      return intersection((GeometryCollection) g1, (GeometryCollection) g2);
    } else {
      List<Geometry> ret = intersection((GeometryCollection) g1, g2);
      return g1.getFactory()
          .createGeometryCollection(GeometryFactory.toGeometryArray(ret));
    }
  } else {
    if (g2 instanceof GeometryCollection) {
      List<Geometry> ret = intersection((GeometryCollection) g2, g1);
      return g1.getFactory()
          .createGeometryCollection(GeometryFactory.toGeometryArray(ret));
    } else {
      return g1.intersection(g2);
    }
  }
}

代码示例来源：origin: geotools/geotools

@DescribeProcess(title = "Split Polygon", description = "Splits a polygon by a linestring")
@DescribeResult(description = "The collection of split polygons")
public static Geometry splitPolygon(
    @DescribeParameter(name = "polygon", description = "Polygon to split") Geometry polygon,
    @DescribeParameter(name = "line", description = "Linestring to split by")
        LineString line) {
  Geometry nodedLinework = polygon.getBoundary().union(line);
  Geometry polys = polygonize(nodedLinework);
  // Only keep polygons which are inside the input
  List<Polygon> output = new ArrayList<Polygon>();
  for (int i = 0; i < polys.getNumGeometries(); i++) {
    Polygon candpoly = (Polygon) polys.getGeometryN(i);
    // use interior point to test for inclusion in parent
    if (polygon.contains(candpoly.getInteriorPoint())) {
      output.add(candpoly);
    }
  }
  return polygon.getFactory()
      .createGeometryCollection(GeometryFactory.toGeometryArray(output));
}

代码示例来源：origin: locationtech/jts

public static Geometry readWKBHexString(String wkb, GeometryFactory geomFact)
throws ParseException, IOException 
{
 WKBReader reader = new WKBReader(geomFact);
 WKBHexFileReader fileReader = new WKBHexFileReader(new StringReader(wkb), reader);
 List geomList = fileReader.read();
 
 if (geomList.size() == 1)
  return (Geometry) geomList.get(0);
 
 return geomFact.createGeometryCollection(GeometryFactory.toGeometryArray(geomList));
}

代码示例来源：origin: locationtech/jts

public static Geometry componentBuffers(Geometry g, double distance)	
{        
  List bufs = new ArrayList();
  for (Iterator it = new GeometryCollectionIterator(g); it.hasNext(); ) {
    Geometry comp = (Geometry) it.next();
    if (comp instanceof GeometryCollection) continue;
    bufs.add(comp.buffer(distance));
  }
return FunctionsUtil.getFactoryOrDefault(g)
        .createGeometryCollection(GeometryFactory.toGeometryArray(bufs));
}

代码示例来源：origin: locationtech/jts

/**
 * Extracts all Geometry object substrings and reads them
 * @param s
 * @throws ParseException 
 */
private Geometry readFeatureCollection(String s) throws ParseException {
 Pattern p = Pattern.compile("\\{[^\\{\\}]+?\\}");
 Matcher m = p.matcher(s);
 List geoms = new ArrayList();
 while (true) {
  boolean isFound = m.find();
  if (! isFound) break;
  String substr = m.group();
  if (isGeometry(substr)) {
   geoms.add(readGeometry(substr));
  }
  //System.out.println(sgeom);
 }
 return geomFact.createGeometryCollection(GeometryFactory.toGeometryArray(geoms));
}

代码示例来源：origin: locationtech/jts

private static Geometry readShapefile(String filename, GeometryFactory geomFact)
throws Exception 
{
 Shapefile shpfile = new Shapefile(new FileInputStream(filename));
 shpfile.readStream(geomFact);
 List geomList = new ArrayList();
 do {
  Geometry geom = shpfile.next();
  if (geom == null)
   break;
  geomList.add(geom);
 } while (true);
 
 return geomFact.createGeometryCollection(GeometryFactory.toGeometryArray(geomList));
}

代码示例来源：origin: locationtech/jts

public static Geometry buildGeometry(List geoms, Geometry parentGeom)
{
 if (geoms.size() <= 0)
  return null;
 if (geoms.size() == 1) 
  return (Geometry) geoms.get(0);
 // if parent was a GC, ensure returning a GC
 if (parentGeom != null && parentGeom.getGeometryType().equals("GeometryCollection"))
  return parentGeom.getFactory().createGeometryCollection(GeometryFactory.toGeometryArray(geoms));
 // otherwise return MultiGeom
 return getFactoryOrDefault(parentGeom).buildGeometry(geoms);
}

代码示例来源：origin: locationtech/jts

/**
  * Gets the cells in the Voronoi diagram for this triangulation.
  * The cells are returned as a {@link GeometryCollection} of {@link Polygon}s
 * <p>
 * The userData of each polygon is set to be the {@link Coordinate}
 * of the cell site.  This allows easily associating external 
 * data associated with the sites to the cells.
  * 
  * @param geomFact a geometry factory
  * @return a GeometryCollection of Polygons
  */
public Geometry getVoronoiDiagram(GeometryFactory geomFact)
{
 List vorCells = getVoronoiCellPolygons(geomFact);
 return geomFact.createGeometryCollection(GeometryFactory.toGeometryArray(vorCells));   
}

代码示例来源：origin: locationtech/jts

private GeometryCollection clean(GeometryCollection g)
{
 List geoms = new ArrayList();
 for (int i = 0; i < g.getNumGeometries(); i++) {
  Geometry geom = g.getGeometryN(i);
  geoms.add(clean(geom));
 }
 return fact.createGeometryCollection(GeometryFactory.toGeometryArray(geoms));
}

代码示例来源：origin: locationtech/jts

/**
 * Reads one or more WKT geometries from a string.
 * 
 * @param wkt
 * @param geomFact
 * @return the geometry read
 * @throws ParseException
 * @throws IOException
 */
public static Geometry readWKTString(String wkt, GeometryFactory geomFact)
throws ParseException, IOException 
{
 WKTReader reader = new WKTReader(geomFact);
 WKTFileReader fileReader = new WKTFileReader(new StringReader(wkt), reader);
 List geomList = fileReader.read();
 
 if (geomList.size() == 1)
  return (Geometry) geomList.get(0);
 
 return geomFact.createGeometryCollection(GeometryFactory.toGeometryArray(geomList));
}

代码示例来源：origin: locationtech/jts

public static Geometry toGeometryCollection(Geometry g, Geometry g2)
{
 List atomicGeoms = new ArrayList();
 if (g != null) addComponents(g, atomicGeoms);
 if (g2 != null) addComponents(g2, atomicGeoms);
 return g.getFactory().createGeometryCollection(
   GeometryFactory.toGeometryArray(atomicGeoms));
}

代码示例来源：origin: orbisgis/h2gis

/**
   * Removes duplicated coordinates within a GeometryCollection
   *
   * @param g
   * @return
   */
  public static GeometryCollection removeCoordinates(GeometryCollection g) {
    ArrayList<Geometry> geoms = new ArrayList<Geometry>();
    for (int i = 0; i < g.getNumGeometries(); i++) {
      Geometry geom = g.getGeometryN(i);
      geoms.add(removeCoordinates(geom));
    }
    return FACTORY.createGeometryCollection(GeometryFactory.toGeometryArray(geoms));
  }
}

代码示例来源：origin: locationtech/jts

GeometryCollection toGeometryCollection(Collection geoms) {
 return geomFactory.createGeometryCollection(GeometryFactory.toGeometryArray(geoms));
}

代码示例来源：origin: orbisgis/h2gis

/**
   * Removes duplicated coordinates within a GeometryCollection
   *
   * @param geometryCollection
   * @param tolerance to delete the coordinates
   * @return
   * @throws java.sql.SQLException
   */
  public static GeometryCollection removeDuplicateCoordinates(GeometryCollection geometryCollection, double tolerance) throws SQLException {
    ArrayList<Geometry> geoms = new ArrayList<>();
    for (int i = 0; i < geometryCollection.getNumGeometries(); i++) {
      Geometry geom = geometryCollection.getGeometryN(i);
      geoms.add(removeDuplicateCoordinates(geom, tolerance));
    }
    return FACTORY.createGeometryCollection(GeometryFactory.toGeometryArray(geoms));
  }
}

代码示例来源：origin: locationtech/jts

protected Geometry transformGeometryCollection(GeometryCollection geom, Geometry parent) {
 List transGeomList = new ArrayList();
 for (int i = 0; i < geom.getNumGeometries(); i++) {
  Geometry transformGeom = transform(geom.getGeometryN(i));
  if (transformGeom == null) continue;
  if (pruneEmptyGeometry && transformGeom.isEmpty()) continue;
  transGeomList.add(transformGeom);
 }
 if (preserveGeometryCollectionType)
  return factory.createGeometryCollection(GeometryFactory.toGeometryArray(transGeomList));
 return factory.buildGeometry(transGeomList);
}

代码示例来源：origin: locationtech/jts

public GeometryCollection map(GeometryCollection gc)
 {
  List mapped = new ArrayList();
  for (int i = 0; i < gc.getNumGeometries(); i++) {
   Geometry g = mapOp.map(gc.getGeometryN(i));
   if (!g.isEmpty())
    mapped.add(g);
  }
  return gc.getFactory().createGeometryCollection(
    GeometryFactory.toGeometryArray(mapped));
 }
}

代码示例来源：origin: locationtech/jts

private Geometry extractComponents(Geometry parentGeom, Geometry aoi)
{
 ComponentLocater locater = new ComponentLocater(parentGeom);
 List locs = locater.getComponents(aoi);
 List geoms = extractLocationGeometry(locs);
 if (geoms.size() <= 0)
  return null;
 if (geoms.size() == 1) 
  return (Geometry) geoms.get(0);
 // if parent was a GC, ensure returning a GC
 if (parentGeom.getGeometryType().equals("GeometryCollection"))
  return parentGeom.getFactory().createGeometryCollection(GeometryFactory.toGeometryArray(geoms));
 // otherwise return MultiGeom
 return parentGeom.getFactory().buildGeometry(geoms);
}

代码示例来源：origin: locationtech/jts

/**
 * Gets a geometry representing the polygons formed by the polygonization.
 * If a valid polygonal geometry was extracted the result is a {@link Polygonal} geometry.
 * 
 * @return a geometry containing the polygons
 */
public Geometry getGeometry()
{
 if (geomFactory == null) geomFactory = new GeometryFactory();
 polygonize();
 if (extractOnlyPolygonal) {
  return geomFactory.buildGeometry(polyList);
 }
 // result may not be valid Polygonal, so return as a GeometryCollection
 return geomFactory.createGeometryCollection(GeometryFactory.toGeometryArray(polyList));
}

代码示例来源：origin: locationtech/jts

private static Geometry clipGeometryCollection(Geometry geom, Envelope clipEnv)
  {
    Geometry clipPoly = geom.getFactory().toGeometry(clipEnv);
    List clipped = new ArrayList();
    for (int i = 0; i < geom.getNumGeometries(); i++) {
      Geometry g = geom.getGeometryN(i);
      Geometry result = null;
      // don't clip unless necessary
      if (clipEnv.contains(g.getEnvelopeInternal()))
          result = g;
      else if (clipEnv.intersects(g.getEnvelopeInternal())) {
        result = clipPoly.intersection(g);
        // keep vertex key info
        result.setUserData(g.getUserData());
      }

      if (result != null && ! result.isEmpty()) {
        clipped.add(result);
      }
    }
    return geom.getFactory().createGeometryCollection(GeometryFactory.toGeometryArray(clipped));
  }
}