org.gvsig.crs

Class CrsGT

java.lang.Object

org.gvsig.crs.CrsGT

All Implemented Interfaces:

Cloneable, IProjection, ICrs

public class CrsGT
extends Object
implements ICrs

Clase que representa un CRS basado en GeoTools/GeoApi.

Constructor Summary

Constructors

Constructor and Description
CrsGT(CoordinateReferenceSystem crsGT) Constructor a partir de un CoordinateReferenceSystem

Method Summary

Methods

Modifier and Type	Method and Description
Object	clone() Creates a copy of the object.
Point2D	createPoint(double x, double y)
void	drawGrid(Graphics2D g, ViewPortData vp)
String	export(String format) Return the string representation of projection in the format.
Point2D	fromGeo(Point2D gPt, Point2D mPt)
String	getAbrev()
int	getCode() Código del CRS
CoordinateReferenceSystem	getCrsGT()
CrsProj	getCrsProj()
CrsWkt	getCrsWkt() Campos de la cadena wkt
ICoordTrans	getCT(IProjection dest) Crea un ICoordTrans para transformar coordenadas desde el IProjection actual al dest.
IDatum	getDatum()
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...@...)
Color	getGridColor()
String	getProj4String()
double	getScale(double minX, double maxX, double width, double dpi) First two parameters must be in meters.
double	getScale(double minX, double maxX, double minY, double maxY, double width, double dpi)
String	getSourceTransformationParams() Devuelve los parametros de la transformacion del crs fuente
String	getTargetTransformationParams() Devuelve los parametros de la transformacion del crs destino
String	getWKT() Cadena WKT del CRS utilizado
boolean	isProjected()
void	setGridColor(Color c)
void	setTransformationParams(String SourceParams, String TargetParams) Establece los parámetros de transformación para el CRS fuente y para el destino
Point2D	toGeo(Point2D pt)

Methods inherited from class java.lang.Object

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

Constructor Detail

CrsGT

public CrsGT(CoordinateReferenceSystem crsGT)

Constructor a partir de un CoordinateReferenceSystem

Parameters:

crsGT -

Throws:

CrsProjException

Method Detail

getCode

public int getCode()

Description copied from interface: ICrs

Código del CRS

Specified by:

getCode in interface ICrs

Returns:

getCrsWkt

public CrsWkt getCrsWkt()

Description copied from interface: ICrs

Campos de la cadena wkt

Specified by:

getCrsWkt in interface ICrs

Returns:

getWKT

public String getWKT()

Description copied from interface: ICrs

Cadena WKT del CRS utilizado

Specified by:

getWKT in interface ICrs

Returns:

setTransformationParams

public void setTransformationParams(String SourceParams,
                           String TargetParams)

Description copied from interface: ICrs

Establece los parámetros de transformación para el CRS fuente y para el destino

Specified by:

setTransformationParams in interface ICrs

Parameters:

SourceParams - Parámetros de transformación (proj4) en el CRS fuente. null si no se quiere asignar parámetros en la fuente.

TargetParams - Parámetros de transformación (proj4) en el CRS destino. null si no se quiere asignar parámetros en el destino.

getSourceTransformationParams

public String getSourceTransformationParams()

Devuelve los parametros de la transformacion del crs fuente

Specified by:

getSourceTransformationParams in interface ICrs

Returns:

getTargetTransformationParams

public String getTargetTransformationParams()

Devuelve los parametros de la transformacion del crs destino

Specified by:

getTargetTransformationParams in interface ICrs

Returns:

createPoint

public Point2D createPoint(double x,
                  double y)

Specified by:

createPoint in interface IProjection

drawGrid

public void drawGrid(Graphics2D g,
            ViewPortData vp)

Specified by:

drawGrid in interface IProjection

fromGeo

public Point2D fromGeo(Point2D gPt,
              Point2D mPt)

Specified by:

fromGeo in interface IProjection

getAbrev

public String getAbrev()

Specified by:

getAbrev in interface IProjection

getCT

public ICoordTrans getCT(IProjection dest)

Description copied from interface: IProjection

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

Specified by:

getCT in interface IProjection

Returns:

getDatum

public IDatum getDatum()

Specified by:

getDatum in interface IProjection

getGridColor

public Color getGridColor()

Specified by:

getGridColor in interface IProjection

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.

Specified by:

getScale in interface IProjection

Parameters:

minX - in meters

maxX - in meters

width - in pixels (dots)

dpi - dots per inch

Returns:

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

getScale

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

isProjected

public boolean isProjected()

Specified by:

isProjected in interface IProjection

setGridColor

public void setGridColor(Color c)

Specified by:

setGridColor in interface IProjection

toGeo

public Point2D toGeo(Point2D pt)

Specified by:

toGeo in interface IProjection

getProj4String

public String getProj4String()
                      throws CrsException

Specified by:

getProj4String in interface ICrs

Returns:

Cadena proj4 Correspondiente al CRS.

Throws:

CrsException

getCrsGT

public CoordinateReferenceSystem getCrsGT()

getCrsProj

public CrsProj getCrsProj()

Specified by:

getCrsProj in interface ICrs

getFullCode

public String getFullCode()

Description copied from interface: IProjection

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

Specified by:

getFullCode in interface IProjection

Returns:

Authority:code:proj@Sourceparam@TargerParam@

getExtent

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

Specified by:

getExtent in interface IProjection

clone

public Object clone()
             throws CloneNotSupportedException

Description copied from interface: Cloneable

Creates a copy of the object.

Overrides:

clone in class Object

Returns:

a copy of the object

Throws:

CloneNotSupportedException - if the instance of the object cannot be cloned. As this is extending Cloneable so its sure it implements it, so this exception may be used for problems on specific object instances.

See Also:

Object#clone()}.

export

public String export(String format)

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

Returns: