org.geotools.shapefile
Class PolygonHandler

java.lang.Object
  org.geotools.shapefile.PolygonHandler

All Implemented Interfaces:

ShapeHandler

public class PolygonHandler
extends java.lang.Object
implements ShapeHandler

Wrapper for a Shapefile Polygon.

Field Summary

protected static com.vividsolutions.jts.algorithm.CGAlgorithms

cga

Constructor Summary

PolygonHandler()

PolygonHandler(int type)

Method Summary

com.vividsolutions.jts.geom.Geometry	getEmptyGeometry(com.vividsolutions.jts.geom.GeometryFactory factory) Return a empty geometry.
int	getLength(com.vividsolutions.jts.geom.Geometry geometry)
int	getShapeType() Returns one of the ShapeType int defined by the specification.
com.vividsolutions.jts.geom.Geometry	read(EndianDataInputStream file, com.vividsolutions.jts.geom.GeometryFactory geometryFactory, int contentLength)
void	write(com.vividsolutions.jts.geom.Geometry geometry, EndianDataOutputStream file)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

cga

protected static com.vividsolutions.jts.algorithm.CGAlgorithms cga

Constructor Detail

PolygonHandler

public PolygonHandler()

PolygonHandler

public PolygonHandler(int type)
               throws InvalidShapefileException

Throws:

InvalidShapefileException

Method Detail

read

public com.vividsolutions.jts.geom.Geometry read(EndianDataInputStream file,
                                                 com.vividsolutions.jts.geom.GeometryFactory geometryFactory,
                                                 int contentLength)
                                          throws java.io.IOException,
                                                 InvalidShapefileException

Specified by:

read in interface ShapeHandler

Throws:

java.io.IOException

InvalidShapefileException

write

public void write(com.vividsolutions.jts.geom.Geometry geometry,
                  EndianDataOutputStream file)
           throws java.io.IOException

Specified by:

write in interface ShapeHandler

Throws:

java.io.IOException

getShapeType

public int getShapeType()

Description copied from interface: ShapeHandler

Returns one of the ShapeType int defined by the specification.

• 0 Null Shape
• 1 Point
• 3 PolyLine
• 5 Polygon
• 8 MultiPoint
• 11 PointZ
• 13 PolyLineZ
• 15 PolygonZ
• 18 MultiPointZ
• 21 PointM
• 23 PolyLineM
• 25 PolygonM
• 28 MultiPointM
• 31 MultiPatch

Specified by:

getShapeType in interface ShapeHandler

getLength

public int getLength(com.vividsolutions.jts.geom.Geometry geometry)

Specified by:

getLength in interface ShapeHandler

getEmptyGeometry

public com.vividsolutions.jts.geom.Geometry getEmptyGeometry(com.vividsolutions.jts.geom.GeometryFactory factory)

Return a empty geometry.

Specified by:

getEmptyGeometry in interface ShapeHandler