org.cresques.impl.geo

Class Mercator

java.lang.Object

org.cresques.impl.geo.Projection

org.cresques.impl.geo.Mercator

All Implemented Interfaces:

Cloneable, IProjection

public class Mercator
extends Projection

Proyeccion Mercator

Field Summary

Fields

Modifier and Type	Field and Description
static Mercator	hayford
static Mercator	wgs84

Fields inherited from class org.cresques.impl.geo.Projection

NORTH, SOUTH

Constructor Summary

Constructors

Constructor and Description
Mercator(Ellipsoid eli)

Method Summary

Modifier and Type	Method and Description
Point2D	createPoint(double x, double y)
void	drawGrid(Graphics2D g, ViewPortData vp)
String	export(String arg0) Return the string representation of projection in the format.
Point2D	fromGeo(Point2D gPt, Point2D mPt)
String	getAbrev()
ICoordTrans	getCT(IProjection dest) Crea un ICoordTrans para transformar coordenadas desde el IProjection actual al dest.
Rectangle2D	getExtent(Rectangle2D extent, double scale, double wImage, double hImage, double mapUnits, double distanceUnits, double dpi)
String	getFullCode() Devuelve getAbrev() mas los parametros de transformacion si los hay ej.: (EPSG:23030:proj@+proj...@...)
static Mercator	getProjection(Ellipsoid eli)
static IProjection	getProjectionByName(IDatum eli, String name)
double	getScale(double minX, double maxX, double width, double dpi) First two parameters must be in meters.
Point2D	toGeo(Point2D mPt)
GeoPoint	toGeo(ProjPoint mPt, GeoPoint gPt)

Methods inherited from class org.cresques.impl.geo.Projection

clone, coordToString, createPoint, getDatum, getElliPar, getGridColor, getName, getReproyectionTo, isProjected, setGridColor

Methods inherited from class java.lang.Object

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

Field Detail

hayford

public static final Mercator hayford

wgs84

public static final Mercator wgs84

Constructor Detail

Mercator

public Mercator(Ellipsoid eli)

Method Detail

getAbrev

public String getAbrev()

Specified by:

getAbrev in interface IProjection

Specified by:

getAbrev in class Projection

getProjection

public static Mercator getProjection(Ellipsoid eli)

getProjectionByName

public static IProjection getProjectionByName(IDatum eli,
                                              String name)

Parameters:

eli -

name -

Returns:

createPoint

public Point2D createPoint(double x,
                           double y)

Specified by:

createPoint in interface IProjection

Specified by:

createPoint in class Projection

Parameters:

x -

y -

Returns:

toGeo

public Point2D toGeo(Point2D mPt)

Specified by:

toGeo in interface IProjection

Specified by:

toGeo in class Projection

Parameters:

mPt -

Returns:

toGeo

public GeoPoint toGeo(ProjPoint mPt,
                      GeoPoint gPt)

Parameters:

mPt -

gPt -

Returns:

fromGeo

public Point2D fromGeo(Point2D gPt,
                       Point2D mPt)

Specified by:

fromGeo in interface IProjection

Specified by:

fromGeo in class Projection

Parameters:

gPt -

mPt -

Returns:

drawGrid

public void drawGrid(Graphics2D g,
                     ViewPortData vp)

Specified by:

drawGrid in interface IProjection

Specified by:

drawGrid in class Projection

getScale

public double getScale(double minX,
                       double maxX,
                       double width,
                       double dpi)

Description copied from interface: IProjection

First two parameters must be in meters. This should be changed (map units should be used) and then change the places where this method is used.

Parameters:

minX - in meters

maxX - in meters

width - in pixels (dots)

dpi - dots per inch

Returns:

Scale denominator ( the "X" in "1 : X" )

getCT

public ICoordTrans getCT(IProjection dest)

Description copied from interface: IProjection

Crea un ICoordTrans para transformar coordenadas desde el IProjection actual al dest.

Returns:

getExtent

public Rectangle2D getExtent(Rectangle2D extent,
                             double scale,
                             double wImage,
                             double hImage,
                             double mapUnits,
                             double distanceUnits,
                             double dpi)

getFullCode

public String getFullCode()

Description copied from interface: IProjection

Devuelve getAbrev() mas los parametros de transformacion si los hay ej.: (EPSG:23030:proj@+proj...@...)

Returns:

getAbrev() o getAbrev()+parametros

export

public String export(String arg0)

Description copied from interface: IProjection

Return the string representation of projection in the format. Return null if can't export to format

Specified by:

export in interface IProjection

Overrides:

export in class Projection

Returns: