org.geotools.referencing.operation.projection

Class IdrNewZealandMapGrid

java.lang.Object

MapProjection

org.geotools.referencing.operation.projection.IdrNewZealandMapGrid

public class IdrNewZealandMapGrid
extends MapProjection

Implementation of the NZMG (New Zealand Map Grid) projection.

This is an implementation of algorithm published by Land Information New Zealand. The algorithm is documented here.

Since:

2.2

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	IdrNewZealandMapGrid.Provider The org.geotools.referencing.operation.MathTransformProvider for New Zealand Map Grid.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	IdrNewZealandMapGrid() Constructs a new map projection with default parameter values.
protected	IdrNewZealandMapGrid(ParameterValueGroup parameters) Constructs a new map projection from the supplied parameters.

Method Summary

Modifier and Type	Method and Description
ParameterDescriptorGroup	getParameterDescriptors()
protected java.awt.geom.Point2D	inverseTransformNormalized(double x, double y, java.awt.geom.Point2D ptDst) Transforms the specified (x,y) coordinate and stores the result in ptDst.
protected java.awt.geom.Point2D	transformNormalized(double x, double y, java.awt.geom.Point2D ptDst) Transforms the specified (x,y) coordinate (units in radians) and stores the result in ptDst (linear distance on a unit sphere).

Methods inherited from class java.lang.Object

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

Constructor Detail

IdrNewZealandMapGrid

protected IdrNewZealandMapGrid()

Constructs a new map projection with default parameter values.

IdrNewZealandMapGrid

protected IdrNewZealandMapGrid(ParameterValueGroup parameters)
                        throws ParameterNotFoundException

Constructs a new map projection from the supplied parameters.

Parameters:

parameters - The parameter values in standard units.

Throws:

ParameterNotFoundException - if a mandatory parameter is missing.

Method Detail

getParameterDescriptors

public ParameterDescriptorGroup getParameterDescriptors()

transformNormalized

protected java.awt.geom.Point2D transformNormalized(double x,
                                                    double y,
                                                    java.awt.geom.Point2D ptDst)
                                             throws ProjectionException

Transforms the specified (x,y) coordinate (units in radians) and stores the result in ptDst (linear distance on a unit sphere).

Throws:

ProjectionException

inverseTransformNormalized

protected java.awt.geom.Point2D inverseTransformNormalized(double x,
                                                           double y,
                                                           java.awt.geom.Point2D ptDst)
                                                    throws ProjectionException

Transforms the specified (x,y) coordinate and stores the result in ptDst.

Throws:

ProjectionException