本文整理了Java中org.deegree.geometry.GeometryFactory.createLinearRing()方法的一些代码示例，展示了GeometryFactory.createLinearRing()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.createLinearRing()方法的具体详情如下：
包路径：org.deegree.geometry.GeometryFactory
类名称：GeometryFactory
方法名：createLinearRing

GeometryFactory.createLinearRing介绍

[英]Creates a simple LinearRing from a list of passed Points.
[中]从传递的点列表创建简单的线性化。

代码示例

代码示例来源：origin: deegree/deegree3

private LinearRing fromRing( double[][] points ) {
  LinkedList<Point> ps = new LinkedList<Point>();
  for ( double[] p : points ) {
    ps.add( fac.createPoint( null, p, crs ) );
  }
  // may be expensive
  if ( ps.getFirst() != ps.getLast() ) {
    LOG.debug( "Ring was not closed as required by the shape file spec!" );
    LOG.debug( "Trying to recover anyway." );
    ps.add( ps.getFirst() );
  }
  return fac.createLinearRing( null, crs, new PointsList( ps ) );
}

代码示例来源：origin: deegree/deegree3

private LinkedList<Polygon> fromTriangleStrip( double[][] points ) {
  LinkedList<Point> ps = new LinkedList<Point>();
  for ( double[] p : points ) {
    ps.add( fac.createPoint( null, p, crs ) );
  }
  LinkedList<Polygon> ss = new LinkedList<Polygon>();
  while ( ps.size() > 2 ) {
    LinkedList<Point> ring = new LinkedList<Point>();
    ring.add( ps.get( 0 ) );
    ring.add( ps.get( 1 ) );
    ring.add( ps.get( 2 ) );
    ring.add( ring.getFirst() );
    ps.poll();
    LinearRing r = fac.createLinearRing( null, crs, new PointsList( ring ) );
    ss.add( fac.createPolygon( null, crs, r, null ) );
  }
  return ss;
}

代码示例来源：origin: deegree/deegree3

private LinkedList<Polygon> fromTriangleFan( double[][] points ) {
  LinkedList<Point> ps = new LinkedList<Point>();
  for ( double[] p : points ) {
    ps.add( fac.createPoint( null, p, crs ) );
  }
  LinkedList<Polygon> ss = new LinkedList<Polygon>();
  Point center = ps.poll();
  while ( ps.size() > 1 ) {
    LinkedList<Point> ringps = new LinkedList<Point>();
    ringps.add( center );
    ringps.add( ps.get( 0 ) );
    ringps.add( ps.get( 1 ) );
    ringps.add( center );
    ps.poll();
    LinearRing ring = fac.createLinearRing( null, crs, new PointsList( ringps ) );
    ss.add( fac.createPolygon( null, crs, ring, null ) );
  }
  return ss;
}

代码示例来源：origin: deegree/deegree3

private Polygon getLegendRect( int xpos, int ypos, int xsize, int ysize ) {
  Point p1 = geofac.createPoint( null, xpos, ypos, mapcs );
  Point p2 = geofac.createPoint( null, xpos + xsize, ypos, mapcs );
  Point p3 = geofac.createPoint( null, xpos + xsize, ypos - ysize, mapcs );
  Point p4 = geofac.createPoint( null, xpos, ypos - ysize, mapcs );
  List<Point> ps = new ArrayList<Point>( 5 );
  ps.add( p1 );
  ps.add( p2 );
  ps.add( p3 );
  ps.add( p4 );
  ps.add( p1 );
  return geofac.createPolygon( null, mapcs, geofac.createLinearRing( null, null, geofac.createPoints( ps ) ),
                 null );
}

代码示例来源：origin: deegree/deegree3

private LinearRing transform( Ring ring, Transformation trans )
            throws TransformationException {
  if ( ring != null ) {
    // TODO DefaultRing.getAsLineString currently returns an UnsupportedOpertionException
    // interior.getAsLineString().getControlPoints(),
    Points cP = ring.getControlPoints();
    Points tcP = transform( cP, trans );
    return geomFactory.createLinearRing( ring.getId(), getTargetCRS(), tcP );
  }
  return null;
}

代码示例来源：origin: deegree/deegree3

outer = fac.createLinearRing( null, crs, p );
} else {
  LinearRing ring = fac.createLinearRing( null, crs, p );
  Polygon outerP = fac.createPolygon( null, crs, outer, null );
  Polygon innerP = fac.createPolygon( null, crs, ring, null );

代码示例来源：origin: deegree/deegree3

LinearRing linearRing = geomFac.createLinearRing( gid, crs, points );
linearRing.setType( type );

代码示例来源：origin: deegree/deegree3

LinearRing movedExteriorRing = null;
if ( exterior != null ) {
  movedExteriorRing = fac.createLinearRing( exterior.getId(),
                       exterior.getCoordinateSystem(),
                       move( exterior.getAsLineString().getControlPoints(),
List<Ring> movedInteriorRings = new ArrayList<Ring>( interiorRings.size() );
for ( Ring interior : interiorRings ) {
  movedInteriorRings.add( fac.createLinearRing( interior.getId(),
                         interior.getCoordinateSystem(),
                         move( interior.getAsLineString().getControlPoints(),

代码示例来源：origin: deegree/deegree3

/**
 * @param xmlStream
 * @param defaultCRS
 * @return
 * @throws XMLStreamException
 */
public Ring parseLinearRing( XMLStreamReaderWrapper xmlStream, ICRS defaultCRS )
            throws XMLStreamException {
  String gid = parseGeometryId( xmlStream );
  ICRS crs = determineActiveCRS( xmlStream, defaultCRS );
  xmlStream.nextTag();
  Points points = parseControlPoints( xmlStream, crs );
  if ( points.size() < 4 ) {
    String msg = "Error in 'gml:LinearRing' element. Must specify at least four points.";
    throw new XMLParsingException( xmlStream, msg );
  }
  xmlStream.require( END_ELEMENT, GML21NS, "LinearRing" );
  LinearRing linearRing = geomFac.createLinearRing( gid, crs, points );
  idContext.addObject( linearRing );
  return linearRing;
}

代码示例来源：origin: deegree/deegree3

/**
 * @param env
 * @return a polygon
 */
public static Polygon envelopeToPolygon( Envelope env ) {
  GeometryFactory fac = new GeometryFactory();
  Point a = env.getMin();
  Point b = fac.createPoint( null, a.get0() + env.getSpan0(), a.get1(), env.getCoordinateSystem() );
  Point c = env.getMax();
  Point d = fac.createPoint( null, a.get0(), a.get1() + env.getSpan1(), env.getCoordinateSystem() );
  LinearRing ring = fac.createLinearRing( null, env.getCoordinateSystem(), new PointsArray( a, b, c, d, a ) );
  return fac.createPolygon( null, env.getCoordinateSystem(), ring, null );
}

代码示例来源：origin: deegree/deegree3

/**
 * Return the bounding geometry of a raster as a polygon (but is actually a rectangle).
 * 
 * @param raster
 * @return bounding polygon
 */
public static Polygon createPolygonGeometry( AbstractRaster raster ) {
  ICRS crs = raster.getCoordinateSystem();
  GeometryFactory fac = new GeometryFactory();
  Envelope env = raster.getEnvelope();
  env = raster.getRasterReference().relocateEnvelope( OriginLocation.OUTER, env );
  Point pmin = env.getMin();
  Point pmax = env.getMax();
  Point p1 = fac.createPoint( null, pmin.get0(), pmin.get1(), crs );
  Point p3 = fac.createPoint( null, pmax.get0(), pmax.get1(), crs );
  Point p2 = fac.createPoint( null, p1.get0(), p3.get1(), crs );
  Point p4 = fac.createPoint( null, p3.get0(), p1.get1(), crs );
  Point p5 = fac.createPoint( null, p1.get0(), p1.get1(), crs );
  Point[] points = { p1, p2, p3, p4, p5 };
  // (asList(points));
  LinearRing ring = fac.createLinearRing( null, crs, new PointsList( asList( points ) ) );
  Polygon poly = fac.createPolygon( null, crs, ring, null );
  return poly;
}