org.h2gis.functions.spatial.buffer

Class ST_OffSetCurve

java.lang.Object

org.h2gis.api.AbstractFunction

org.h2gis.api.DeterministicScalarFunction

org.h2gis.functions.spatial.buffer.ST_OffSetCurve

All Implemented Interfaces:

org.h2gis.api.Function, org.h2gis.api.ScalarFunction

public class ST_OffSetCurve
extends org.h2gis.api.DeterministicScalarFunction

Return an offset line at a given distance and side from an input geometry.

Author:

Erwan Bocher

Field Summary

Fields inherited from interface org.h2gis.api.ScalarFunction

PROP_DETERMINISTIC, PROP_NOBUFFER

Fields inherited from interface org.h2gis.api.Function

PROP_NAME, PROP_REMARKS

Constructor Summary

Constructors

Constructor and Description
ST_OffSetCurve()

Method Summary

Modifier and Type	Method and Description
static com.vividsolutions.jts.geom.Geometry	computeOffsetCurve(com.vividsolutions.jts.geom.Geometry geometry, double offset, com.vividsolutions.jts.operation.buffer.BufferParameters bufferParameters) Method to compute the offset line
static void	geometryOffSetCurve(ArrayList<com.vividsolutions.jts.geom.LineString> list, com.vividsolutions.jts.geom.Geometry geometry, double offset, com.vividsolutions.jts.operation.buffer.BufferParameters bufferParameters) Compute the offset curve for a polygon, a point or a collection of geometries
String	getJavaStaticMethod()
static void	lineStringOffSetCurve(ArrayList<com.vividsolutions.jts.geom.LineString> list, com.vividsolutions.jts.geom.LineString lineString, double offset, com.vividsolutions.jts.operation.buffer.BufferParameters bufferParameters) Compute the offset curve for a linestring
static com.vividsolutions.jts.geom.Geometry	offsetCurve(com.vividsolutions.jts.geom.Geometry geometry, double offset) Return an offset line at a given distance and side from an input geometry without buffer parameters
static com.vividsolutions.jts.geom.Geometry	offsetCurve(com.vividsolutions.jts.geom.Geometry geometry, double offset, String parameters) Return an offset line at a given distance and side from an input geometry

Methods inherited from class org.h2gis.api.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.api.Function

getProperty

Constructor Detail

ST_OffSetCurve

public ST_OffSetCurve()

Method Detail

getJavaStaticMethod

public String getJavaStaticMethod()

offsetCurve

public static com.vividsolutions.jts.geom.Geometry offsetCurve(com.vividsolutions.jts.geom.Geometry geometry,
                                                               double offset,
                                                               String parameters)

Return an offset line at a given distance and side from an input geometry

Parameters:

geometry - the geometry

offset - the distance

parameters - the buffer parameters

Returns:

offsetCurve

public static com.vividsolutions.jts.geom.Geometry offsetCurve(com.vividsolutions.jts.geom.Geometry geometry,
                                                               double offset)

Return an offset line at a given distance and side from an input geometry without buffer parameters

Parameters:

geometry - the geometry

offset - the distance

Returns:

computeOffsetCurve

public static com.vividsolutions.jts.geom.Geometry computeOffsetCurve(com.vividsolutions.jts.geom.Geometry geometry,
                                                                      double offset,
                                                                      com.vividsolutions.jts.operation.buffer.BufferParameters bufferParameters)

Method to compute the offset line

Parameters:

geometry -

offset -

bufferParameters -

Returns:

lineStringOffSetCurve

public static void lineStringOffSetCurve(ArrayList<com.vividsolutions.jts.geom.LineString> list,
                                         com.vividsolutions.jts.geom.LineString lineString,
                                         double offset,
                                         com.vividsolutions.jts.operation.buffer.BufferParameters bufferParameters)

Compute the offset curve for a linestring

Parameters:

list -

lineString -

offset -

bufferParameters -

geometryOffSetCurve

public static void geometryOffSetCurve(ArrayList<com.vividsolutions.jts.geom.LineString> list,
                                       com.vividsolutions.jts.geom.Geometry geometry,
                                       double offset,
                                       com.vividsolutions.jts.operation.buffer.BufferParameters bufferParameters)

Compute the offset curve for a polygon, a point or a collection of geometries

Parameters:

list -

geometry -

offset -

bufferParameters -