Package org.locationtech.jtstest.function

Class AffineTransformationFunctions

java.lang.Object

org.locationtech.jtstest.function.AffineTransformationFunctions

public class AffineTransformationFunctions
extends java.lang.Object

Constructor Summary

Constructors

Constructor	Description
AffineTransformationFunctions()

Method Summary

Modifier and Type	Method	Description
private static Coordinate	envelopeCentre(Geometry g)
private static Coordinate	envelopeLowerLeft(Geometry g)
static Geometry	reflectInX(Geometry g)
static Geometry	reflectInY(Geometry g)
static Geometry	rotate(Geometry g, double angle)
static Geometry	rotateAroundPoint(Geometry g, Geometry pt, double angle)
static Geometry	rotateByPiMultiple(Geometry g, double multipleOfPi)
static Geometry	rotateByPiMultipleAroundPoint(Geometry g, Geometry pt, double multipleOfPi)
static Geometry	scale(Geometry g, double scale)
static Geometry	transformByBaseline(Geometry g, Geometry destBaseline)
static Geometry	transformByVectors(Geometry g, Geometry control)
static Geometry	translateCentreToOrigin(Geometry g)
static Geometry	translateToOrigin(Geometry g)
static Geometry	viewport(Geometry g, Geometry gViewport)
private static AffineTransformation	viewportTrans(Envelope srcEnv, Envelope viewEnv)

Methods inherited from class java.lang.Object

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

Constructor Detail

AffineTransformationFunctions

public AffineTransformationFunctions()

Method Detail

transformByVectors

public static Geometry transformByVectors(Geometry g,
                                          Geometry control)

transformByBaseline

public static Geometry transformByBaseline(Geometry g,
                                           Geometry destBaseline)

envelopeCentre

private static Coordinate envelopeCentre(Geometry g)

envelopeLowerLeft

private static Coordinate envelopeLowerLeft(Geometry g)

viewport

public static Geometry viewport(Geometry g,
                                Geometry gViewport)

viewportTrans

private static AffineTransformation viewportTrans(Envelope srcEnv,
                                                  Envelope viewEnv)

scale

public static Geometry scale(Geometry g,
                             double scale)

reflectInX

public static Geometry reflectInX(Geometry g)

reflectInY

public static Geometry reflectInY(Geometry g)

rotateByPiMultiple

public static Geometry rotateByPiMultiple(Geometry g,
                                          double multipleOfPi)

rotateByPiMultipleAroundPoint

public static Geometry rotateByPiMultipleAroundPoint(Geometry g,
                                                     Geometry pt,
                                                     double multipleOfPi)

rotate

public static Geometry rotate(Geometry g,
                              double angle)

rotateAroundPoint

public static Geometry rotateAroundPoint(Geometry g,
                                         Geometry pt,
                                         double angle)

translateCentreToOrigin

public static Geometry translateCentreToOrigin(Geometry g)

translateToOrigin

public static Geometry translateToOrigin(Geometry g)