org.h2gis.functions.spatial.create

Class ST_MakeEllipse

java.lang.Object

org.h2gis.api.AbstractFunction

org.h2gis.api.DeterministicScalarFunction

org.h2gis.functions.spatial.create.ST_MakeEllipse

All Implemented Interfaces:

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

public class ST_MakeEllipse
extends org.h2gis.api.DeterministicScalarFunction

ST_MakeEllipse constructs an elliptical POLYGON with the given width and height centered at the given point. Each ellipse contains 100 line segments.

Author:

Adam Gouge, 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_MakeEllipse()

Method Summary

Modifier and Type	Method and Description
String	getJavaStaticMethod()
static org.locationtech.jts.geom.Polygon	makeEllipse(org.locationtech.jts.geom.Point p, double width, double height) Make an ellipse centered at the given point with the given width and height.

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_MakeEllipse

public ST_MakeEllipse()

Method Detail

getJavaStaticMethod

public String getJavaStaticMethod()

makeEllipse

public static org.locationtech.jts.geom.Polygon makeEllipse(org.locationtech.jts.geom.Point p,
                                                            double width,
                                                            double height)
                                                     throws SQLException

Make an ellipse centered at the given point with the given width and height.

Parameters:

p - Point

width - Width

height - Height

Returns:

An ellipse centered at the given point with the given width and height

Throws:

SQLException - if the width or height is non-positive