org.h2gis.h2spatial.internal.function.spatial.properties
Class ST_PointOnSurface

java.lang.Object
  org.h2gis.h2spatialapi.AbstractFunction
      org.h2gis.h2spatialapi.DeterministicScalarFunction
          org.h2gis.h2spatial.internal.function.spatial.properties.ST_PointOnSurface

All Implemented Interfaces:

Function, ScalarFunction

public class ST_PointOnSurface
extends DeterministicScalarFunction

Get a Point that lie on the surface of a Surface Geometry. The returned point is always the same for the same geometry.

Author:

Nicolas Fortin

Field Summary

Fields inherited from interface org.h2gis.h2spatialapi.ScalarFunction

PROP_DETERMINISTIC, PROP_NOBUFFER

Fields inherited from interface org.h2gis.h2spatialapi.Function

PROP_NAME, PROP_REMARKS

Constructor Summary

ST_PointOnSurface()
Default constructor

Method Summary

static com.vividsolutions.jts.geom.Geometry	getInteriorPoint(com.vividsolutions.jts.geom.Geometry geometry)
String	getJavaStaticMethod()

Methods inherited from class org.h2gis.h2spatialapi.AbstractFunction

addProperty, getProperty, removeProperty

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.h2gis.h2spatialapi.Function

getProperty

Constructor Detail

ST_PointOnSurface

public ST_PointOnSurface()

Default constructor

Method Detail

getJavaStaticMethod

public String getJavaStaticMethod()

getInteriorPoint

public static com.vividsolutions.jts.geom.Geometry getInteriorPoint(com.vividsolutions.jts.geom.Geometry geometry)

Parameters:

geometry - Valid Geometry instance

Returns:

A Point that lie on the surface or null if input geometry is not a surface.