Application: gvSIG desktop

#Translations for language [cs]

#Mon Nov 06 09:04:31 CET 2006

Aceptar=Budi\u017e

Aplicar=Pou\u017e\u00edt

Block_Size_=

Cancelar=Zru\u0161it

Compression_=

datum=Datum

Generate_Tfw_=

Interleave_=

Photometric_=

Progressive_=

projection=Projekce

reference_system=Prostorov\u00fd referen\u010dn\u00ed syst\u00e9m

zone=Z\u00f3na

#Translations for language [fr]

#Mon Oct 30 09:38:21 CET 2006

Aceptar=Accepter

Aplicar=Appliquer

Block_Size_=

Cancelar=Annuler

Compression_=

datum=

Generate_Tfw_=

Interleave_=

Photometric_=

Progressive_=

projection=

reference_system=

zone=

#Translations for language [de]

#Mon Oct 30 09:38:21 CET 2006

Aceptar=OK

Aplicar=Anwenden

Block_Size_=

Cancelar=Abbrechen

Compression_=

datum=

Generate_Tfw_=

Interleave_=

Photometric_=

Progressive_=

projection=

reference_system=

zone=

#Translations for language [eu]

#Mon Oct 30 09:38:21 CET 2006

Aceptar=Ados

Aplicar=Aplikatu

Block_Size_=

Cancelar=Utzi

Compression_=

datum=

Generate_Tfw_=

Interleave_=

Photometric_=

Progressive_=

projection=

reference_system=

zone=

#Translations for language [it]

#Tue Nov 07 12:30:01 CET 2006

Aceptar=Accetta

Aplicar=Applica

Block_Size_=Dimensioni blocco\:

Cancelar=Cancella

Compression_=Compressione

datum=Datum

Generate_Tfw_=Genera Tfw\:

Interleave_=Interlacciato\:

Photometric_=Fotometrica\:

Progressive_=Progressivo\:

projection=Proiezione

reference_system=Sistema di riferimento

zone=Fuso

#Translations for language [es]

#Mon Oct 30 09:38:21 CET 2006

Aceptar=Aceptar

Aplicar=Aplicar

Block_Size_=Tama\u00f1o de bloque\:

Cancelar=Cancelar

Compression_=Compresi\u00f3n\:

datum=Datum

Generate_Tfw_=Generar Tfw\:

Interleave_=Entrelazado\:

Photometric_=Fotom\u00e9trica\:

Progressive_=Progresivo\:

projection=Proyecci\u00f3n

reference_system=Sistema de Referencia

zone=Huso

#Translations for language [en]

#Mon Oct 30 09:38:21 CET 2006

Aceptar=Accept

Aplicar=Apply

Block_Size_=Block Size\:

Cancelar=Cancel

Compression_=Compression\:

datum=Datum

Generate_Tfw_=Generate Tfw\:

Interleave_=Interleave\:

Photometric_=Photometric\:

Progressive_=Progressive\:

projection=Projection

reference_system=Reference System

zone=Zone

#Translations for language [gl]

#Mon Oct 30 09:38:21 CET 2006

Aceptar=Aceptar

Aplicar=Aplicar

Block_Size_=

Cancelar=Cancelar

Compression_=

datum=

Generate_Tfw_=

Interleave_=

Photometric_=

Progressive_=

projection=

reference_system=

zone=

#Translations for language [ca]

#Mon Oct 30 09:38:21 CET 2006

Aceptar=Acceptar

Aplicar=Aplicar

Block_Size_=

Cancelar=Cancel\u00b7lar

Compression_=

datum=

Generate_Tfw_=

Interleave_=

Photometric_=

Progressive_=

projection=Projecci\u00f3

reference_system=Sistema de refer\u00e8ncia

zone=

#Translations for language [pt]

#Mon Oct 30 09:38:21 CET 2006

Aceptar=Aceitar

Aplicar=Aplicar

Block_Size_=

Cancelar=Cancelar

Compression_=

datum=

Generate_Tfw_=

Interleave_=

Photometric_=

Progressive_=

projection=

reference_system=

zone=

/*

 * OrthographicMapProjection.java

 *

 * Copyright (c) 2002, 2003, Raben Systems, Inc.

 * All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions are met:

 *

 *    Redistributions of source code must retain the above copyright notice,

 *    this list of conditions and the following disclaimer.

 *

 *    Redistributions in binary form must reproduce the above copyright notice,

 *    this list of conditions and the following disclaimer in the documentation

 *    and/or other materials provided with the distribution.

 *

 *    Neither the name of Raben Systems, Inc. nor the names of its contributors

 *    may be used to endorse or promote products derived from this software

 *    without specific prior written permission.

 *

 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"

 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE

 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR

 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF

 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS

 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN

 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

 * POSSIBILITY OF SUCH DAMAGE.

 *

 * Created on June 7, 2002, 4:31 PM

*/

package org.cresques.geo;

import java.awt.geom.GeneralPath;

//package com.raben.projection.map;

import java.awt.geom.Point2D;

/***

 * Orthographic Map projection computation

 * @author  Vern Raben

 * @version $Revision$ $Date$

 * Copyright (c) Raben Systems, Inc., 2002

 * All rights reserved

 */

public final class Orthographic { //extends AbstractMapProjection { 

    /*** Creates new OrthographicMapProjection */

    public Orthographic() {

    }

    /***

     * Get Screen location for specified coordinate in radians

     * @param coordinate Point2D Longitude and latitude of coordinate in radians

     * @return Point2D Screen location of the coordinate

     */

    public Point2D getLocationForCoordinate(Point2D coordinate) {

        Point2D.Double loc = new Point2D.Double(Double.NaN, Double.NaN);

        /*                Point2D centerPoint = getCenterPoint();

                        Point2D centerCoordinate = getCenterCoordinate();

                        double radius = getRadius();

                        double cosLatCenter = getCosLatCenter();

                        double sinLatCenter = getSinLatCenter();

                        if ((!Double.isNaN(coordinate.getX()))

                                && (!Double.isNaN(coordinate.getY()))) {

                                double latitude = coordinate.getY();

                                double longitude = coordinate.getX();

                                double sinLat = Math.sin(normalizeLatitude(latitude));

                                double cosLat = Math.cos(latitude);

                                double lonDiff = normalizeLongitude(longitude

                                        - centerCoordinate.getX());

                                double cosLonDiff = Math.cos(lonDiff);

                                double cosC = (sinLatCenter * sinLat)

                                        + (cosLatCenter * cosLat * cosLonDiff);

                                if (cosC >= 0.0) {

                                        double sinLonDiff = Math.sin(lonDiff);

                                        double x = (radius * cosLat * sinLonDiff) + centerPoint.getX();

                                        double y = (radius * ((cosLatCenter * sinLat)

                                                - (sinLatCenter * cosLat * cosLonDiff)))

                                                + centerPoint.getY();

                                        loc.setLocation(x, y);

                                }

                        }

        */

        return loc;

    }

    /***

     * Get coordinate for a given point on the screen

     * @param loc Point2D Screen location of the point

     * @return Point2D Coordinate of the point in radians

     */

    public Point2D getCoordinateForLocation(Point2D loc) {

        Point2D.Double coordinate = new Point2D.Double(Double.NaN, Double.NaN);

        /*                Point2D centerPoint = getCenterPoint();

                        Point2D centerCoordinate = getCenterCoordinate();

                        double sinLatCenter = getSinLatCenter();

                        double cosLatCenter = getCosLatCenter();

                        double radius = getRadius();

                        if ((!Double.isNaN(loc.getX()))

                                && (!Double.isNaN(loc.getY()))) {

                                double x = loc.getX() - centerPoint.getX();

                                double y = loc.getY() - centerPoint.getY();

                                double rho = Math.sqrt((x * x) + (y * y));

                                if ((rho > 0.0) & (rho <= radius)) {

                                        double sinC = rho / radius;

                                        double cosC = Math.sqrt(1.0 - (sinC * sinC));

                                        double latitude = Math.asin(cosC * sinLatCenter)

                                                + (y * sinC * cosLatCenter / rho);

                                        double longitude = Double.NaN;

                                        if (centerCoordinate.getY()

                                                        == MapProjectionConstants.PI_OVER_2) {

                                                longitude = centerCoordinate.getX()

                                                        + Math.atan2(x, -y);

                                        } else if (centerCoordinate.getY()

                                                        == -MapProjectionConstants.PI_OVER_2) {

                                                longitude = centerCoordinate.getX() + Math.atan2(x, y);

                                        } else {

                                                longitude = centerCoordinate.getX()

                                                        + Math.atan2((x * sinC), (rho * cosLatCenter * cosC)

                                                        - (y * sinLatCenter * sinC));

                                        }

                                        longitude = normalizeLongitude(longitude);

                                        latitude = normalizeLatitude(latitude);

                                        coordinate.setLocation(longitude, latitude);

                                } else if (rho == 0.0) {

                                        coordinate.setLocation(centerCoordinate.getX(),

                                                centerCoordinate.getY());

                                }

                        }

        */

        return coordinate;

    }

    /***

     * Get overlay grid for map as a path

     * @return GeneralPath to draw mapOverlay.

     */

    public GeneralPath getOverlayGridPath() {

        GeneralPath overlayGridPath = new GeneralPath();

        /*                double sinLat = 0.0;

                        double cosLat = 0.0;

                        double cosLonDiff = 0.0;

                        double sinLonDiff = 0.0;

                        double lonDiff = 0.0;

                        double cosC = 0.0;

                        float x, y;

                        float mark = (float) getRadius() / 360.0F;

                        Point2D centerPoint = getCenterPoint();

                        Point2D centerCoordinate = getCenterCoordinate();

                        double radius = getRadius();

                        double cosLatCenter = getCosLatCenter();

                        double sinLatCenter = getSinLatCenter();

                        double overlayGridIncrement = getOverlayGridIncrement();

                        double overlayGridLongitudeIncrement

                                = getOverlayGridLongitudeIncrement();

                        double overlayGridLatitudeIncrement = getOverlayGridLatitudeIncrement();

                        // Create latitude lines

                        for (double lat = -MapProjectionConstants.PI_OVER_2;

                                        lat <= MapProjectionConstants.PI_OVER_2;

                                        lat += overlayGridLatitudeIncrement) {

                                sinLat = Math.sin(lat);

                                cosLat = Math.cos(lat);

                                for (double lon = -Math.PI; lon <= Math.PI;

                                                lon += overlayGridIncrement) {

                                        lonDiff = lon - centerCoordinate.getX();

                                        cosLonDiff = Math.cos(lonDiff);

                                        cosC = (sinLatCenter * sinLat)

                                                + (cosLatCenter * cosLat * cosLonDiff);

                                        if (cosC >= 0.0) {

                                                sinLonDiff = Math.sin(lonDiff);

                                                x = (float) ((radius * cosLat * sinLonDiff)

                                                        + centerPoint.getX());

                                                y = (float) ((radius * ((cosLatCenter * sinLat)

                                                        - (sinLatCenter * cosLat * cosLonDiff)))

                                                        + centerPoint.getY());

                                                overlayGridPath.moveTo(x - mark, y);

                                                overlayGridPath.lineTo(x + mark, y);

                                                overlayGridPath.moveTo(x, y - mark);

                                                overlayGridPath.lineTo(x, y + mark);

                                        }

                                }

                        }

                        // Create longitude lines

                        for (double lon = -Math.PI; lon <= Math.PI;

                                        lon += overlayGridLongitudeIncrement) {

                                lonDiff = lon - centerCoordinate.getX();

                                cosLonDiff = Math.cos(lonDiff);

                                for (double lat = -MapProjectionConstants.PI_OVER_2;

                                                lat <= MapProjectionConstants.PI_OVER_2;

                                                lat += overlayGridIncrement) {

                                        sinLat = Math.sin(lat);

                                        cosLat = Math.cos(lat);

                                        cosC = (sinLatCenter * sinLat)

                                                + (cosLatCenter * cosLat * cosLonDiff);

                                        if (cosC >= 0.0) {

                                                sinLonDiff = Math.sin(lonDiff);

                                                x = (float) ((radius * cosLat * sinLonDiff)

                                                        + centerPoint.getX());

                                                y = (float) ((radius * ((cosLatCenter * sinLat)

                                                        - (sinLatCenter * cosLat * cosLonDiff)))

                                                        + centerPoint.getY());

                                                overlayGridPath.moveTo(x - mark, y);

                                                overlayGridPath.lineTo(x + mark, y);

                                                overlayGridPath.moveTo(x, y - mark);

                                                overlayGridPath.lineTo(x, y + mark);

                                        }

                                }

                        }

        */

        return overlayGridPath;

    }

    /***

     * Get projection name

     * @return ProjectionName

     */

    //public ProjectionName getProjectionName() {

    //	return ProjectionName.ORTHOGRAPHIC;

    //}

}

/*

 * Cresques Mapping Suite. Graphic Library for constructing mapping applications.

 *

 * Copyright (C) 2004-5.

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 *

 * cresques@gmail.com

 */

package org.cresques.geo;

import org.cresques.cts.ICoordTrans;

import org.cresques.cts.IDatum;

import org.cresques.cts.IProjection;

import org.cresques.px.Extent;

import java.awt.Graphics2D;

import java.awt.geom.AffineTransform;

import java.awt.geom.Point2D;

import java.awt.geom.Rectangle2D;

/**

 * Proyeccion de Conica Comforme Lambert

 * @author "Luis W. Sevilla" <sevilla_lui@gva.es>* @author administrador

 */

public class CCLambert extends Projection {

    static String name = "Conica Comforme Lambert";

    static String abrev = "CCLam";

    public CCLambert(Ellipsoid eli) {

        super(eli);

        grid = new Graticule(this);

    }

    public ICoordTrans getCT(IProjection dest) {

		// TODO Auto-generated method stub

		return null;

	}

	public String getAbrev() {

        return abrev;

    }

    public static CCLambert getProjection(Ellipsoid eli) {

        return new CCLambert(eli);

    }

    /**

     *

     */

    public static IProjection getProjectionByName(IDatum eli, String name) {

        if (name.indexOf("CCL") < 0) {

            return null;

        }

        return getProjection((Ellipsoid) eli);

    }

    /**

     *

     */

    public Point2D createPoint(double x, double y) {

        return new Point2D.Double(x, y);

    }

    /**

     *

     * @param uPt

     * @return

     */

    public Point2D toGeo(Point2D lPt) {

        GeoPoint gPt = new GeoPoint();

        return toGeo(lPt, gPt);

    }

    /**

     *

     * @param uPt

     * @param gPt

     * @return

     */

    public GeoPoint toGeo(Point2D lPt, GeoPoint gPt) {

        return gPt;

    }

    /**

     *

     * @param gPt

     * @param uPt

     * @return

     */

    public Point2D fromGeo(Point2D gPt, Point2D lPt) {

        return lPt;

    }

    private void generateGrid(Graphics2D g, Extent extent, AffineTransform mat) {

        grid = new Graticule(this);

    }

    public void drawGrid(Graphics2D g, ViewPortData vp) {

        generateGrid(g, vp.getExtent(), vp.getMat());

        grid.setColor(gridColor);

        grid.draw(g, vp);

    }

    /* (non-Javadoc)

     * @see org.cresques.cts.IProjection#getScale(double, double, double, double)

     */

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

        // TODO Auto-generated method stub

        return -1D;

    }

	/* (non-Javadoc)

	 * @see org.cresques.cts.IProjection#getExtent(java.awt.geom.Rectangle2D, double, double, double, double, double, double)

	 */

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

		return null;

	}

	/* (non-Javadoc)

	 * @see org.cresques.cts.IProjection#getFullCode()

	 */

	public String getFullCode() {

		return getAbrev();

	}

}

*.dfPackage

*.wmf

/*

 * Cresques Mapping Suite. Graphic Library for constructing mapping applications.

 *

 * Copyright (C) 2004-5.

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 *

 * cresques@gmail.com

 */

package org.cresques.geo.cover;

import org.cresques.cts.ICoordTrans;

import org.cresques.cts.IProjection;

import org.cresques.geo.Projected;

import org.cresques.px.Extent;

import java.awt.geom.Point2D;

import java.io.InputStream;

import java.io.OutputStream;

import java.util.Vector;

/**

 * @author Luis W. Sevilla <sevilla_lui@gva.es>

 */

public class Hoja implements Projected {

    IProjection proj;

    String code = null;

    String name = null;

    Extent extent = null;

    Point2D tl;

    Point2D tr;

    Point2D bl;

    Point2D br;

    public Hoja(IProjection proj, String code, String name) {

        this.proj = proj;

        this.code = code;

        this.name = name;

        tl = tr = bl = br = null;

    }

    public Hoja(String cod, Point2D p1, Point2D p2, Point2D p3, Point2D p4,

                String name) {

        code = cod;

        tl = p1;

        tr = p2;

        bl = p3;

        br = p4;

        if (name != null) {

            this.name = name;

        }

        setExtent();

    }

    public Hoja(String cod, Point2D[] pt, String name) {

        code = cod;

        tl = pt[0];

        tr = pt[1];

        br = pt[2];

        bl = pt[3];

        if (name != null) {

            this.name = name;

        }

        setExtent();

    }

    public Hoja(String cod, Vector pt, String name) {

        code = cod;

        tl = (Point2D) pt.get(0);

        tr = (Point2D) pt.get(1);

        br = (Point2D) pt.get(2);

        bl = (Point2D) pt.get(3);

        if (name != null) {

            this.name = name;

        }

        setExtent();

    }

    public Hoja(String cod, Hoja h, String name) {

        code = cod;

        tl = h.tl;

        tr = h.tr;

        br = h.br;

        bl = h.bl;

        if (name != null) {

            this.name = name;

        }

        setExtent();

    }

    public IProjection getProjection() {

        return proj;

    }

    public void setProjection(IProjection p) {

        proj = p;

    }

    public void reProject(ICoordTrans rp) {

        // TODO metodo reProject pendiente de implementar

    }

    public Point2D getTL() {

        return tl;

    }

    public void setTL(Point2D pt) {

        tl = pt;

        extent.add(pt);

    }

    public Point2D getTR() {

        return tr;

    }

    public void setTR(Point2D pt) {

        tr = pt;

        extent.add(pt);

    }

    public Point2D getBL() {

        return bl;

    }

    public void setBL(Point2D pt) {

        bl = pt;

        extent.add(pt);

    }

    public Point2D getBR() {

        return br;

    }

    public void setBR(Point2D pt) {

        br = pt;

        extent.add(pt);

    }

    public Extent getExtent() {

        return extent;

    }

    private void setExtent() {

        extent = new Extent(tl, br);

        extent.add(tr);

        extent.add(bl);

    }

    public String getCode() {

        return code;

    }

    public String getName() {

        return name;

    }

    public Point2D[] getVertex() {

        Point2D[] v = { tl, tr, br, bl };

        return v;

    }

    public void toXml(OutputStream os) {

    }

    public void fromXml(InputStream is) {

    }

}

*.dfPackage

*.wmf

<html>

	<body>Clases relacionadas con coverturas espaciales.

</body>

</html>

/*

 * Cresques Mapping Suite. Graphic Library for constructing mapping applications.

 *

 * Copyright (C) 2004-5.

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 *

 * cresques@gmail.com

 */

package org.cresques.geo;

import geojava.GeoUtm;

import geojava.Ra2De;

import geojava.UtmGeo;

import org.cresques.cts.ICoordTrans;

import org.cresques.cts.IDatum;

import org.cresques.cts.IProjection;

import org.cresques.px.Extent;

import java.awt.Graphics2D;

import java.awt.geom.AffineTransform;

import java.awt.geom.Point2D;

import java.awt.geom.Rectangle2D;

public class UtmZone extends Projection {

    static String name = "UTM";

    static String abrev = "UTM";

    private final static UtmZone ed5028N = new UtmZone(Ellipsoid.ed50, 28, 0,

                                                       0.0);

    private final static UtmZone ed5029N = new UtmZone(Ellipsoid.ed50, 29, 0,

                                                       0.0);

    private final static UtmZone ed5030N = new UtmZone(Ellipsoid.ed50, 30, 0,

                                                       0.0);

    private final static UtmZone ed5031N = new UtmZone(Ellipsoid.ed50, 31, 0,

                                                       0.0);

    private final static UtmZone hayford28N = new UtmZone(Ellipsoid.hayford,

                                                          28, 0, 0.0);

    private final static UtmZone hayford29N = new UtmZone(Ellipsoid.hayford,

                                                          29, 0, 0.0);

    private final static UtmZone hayford30N = new UtmZone(Ellipsoid.hayford,

                                                          30, 0, 0.0);

    private final static UtmZone hayford31N = new UtmZone(Ellipsoid.hayford,

                                                          31, 0, 0.0);

    static GeoUtm geoutm = new GeoUtm();

    static UtmGeo utmgeo = new UtmGeo();

    public int Zone = 30;

    public int Hemisphere = 0;

    public double H = 0.0;

    public UtmZone(Ellipsoid eli, int zone, int hemisphere, double h) {

        super(eli);

        Zone = zone;

        Hemisphere = hemisphere;

        H = h;

        grid = new Graticule(this);

    }

    public String getAbrev() {

        return abrev + Zone;

    }

    public static UtmZone getProjection(Ellipsoid eli, int zone, int hemisphere) {

        if ((eli == Ellipsoid.hayford) && (hemisphere == 0)) {

            switch (zone) {

            case 28:

                return hayford28N;

            case 29:

                return hayford29N;

            case 30:

                return hayford30N;

            case 31:

                return hayford31N;

            }

        } else if ((eli == Ellipsoid.ed50) && (hemisphere == 0)) {

            switch (zone) {

            case 28:

                return ed5028N;

            case 29:

                return ed5029N;

            case 30:

                return ed5030N;

            case 31:

                return ed5031N;

            }

        }

        System.err.println("UtmZone.getProjection(): new " + zone);

        return new UtmZone(eli, zone, hemisphere, 0.0);

    }

    /**

     *

     */

    public static IProjection getProjectionByName(IDatum eli, String name) {

        int zone;

        int hemisphere = NORTH;

        if (name.indexOf("UTM") < 0) {

            return null;

        }

        if (name.substring(0, 1).compareTo("S") == 0) {

            hemisphere = SOUTH;

        }

        zone = Integer.parseInt(name.substring(name.length() - 2));

        return getProjection((Ellipsoid) eli, zone, hemisphere);

    }

    /**

     *

     */

    public Point2D createPoint(double x, double y) {

        return new UtmPoint(this, x, y);

    }

    /**

     *

     * @param uPt

     * @return

     */

    public Point2D toGeo(Point2D uPt) {

        GeoPoint gPt = new GeoPoint();

        return toGeo((UtmPoint) uPt, gPt);

    }

    /**

     *

     * @param uPt

     * @param gPt

     * @return

     */

    public GeoPoint toGeo(UtmPoint uPt, GeoPoint gPt) {

        int[] ai = new int[3];

        double[] ad = new double[3];

        ai[1] = ((UtmZone) uPt.proj).Zone;

        ai[2] = ((UtmZone) uPt.proj).Hemisphere;

        ad[1] = uPt.X;

        ad[2] = uPt.Y;

        utmgeo.set(((Projection) uPt.proj).getElliPar(), ai, ad);

        utmgeo.go();

        gPt.Longitude = Ra2De.go(utmgeo.Ge[1]);

        gPt.Latitude = Ra2De.go(utmgeo.Ge[2]);

        gPt.proj = Geodetic.getProjection(((Projection) uPt.proj).eli);

        return gPt;

    }

    /**

     *

     * @param gPt

     * @param uPt

     * @return

     */

    public Point2D fromGeo(Point2D gPt, Point2D uPt) {

        int[] ai = { 0, 0, 2 };

        return fromGeo((GeoPoint) gPt, (UtmPoint) uPt, ai);

    }

    /**

     *

     * @param gPt

     * @param uPt

     * @param proj

     * @return

     */

    public UtmPoint fromGeo(GeoPoint gPt, UtmPoint uPt, UtmZone proj) {

        int[] ai = { 0, proj.Zone, proj.Hemisphere };

        return fromGeo(gPt, uPt, ai);

    }

    /**

     *

     * @param gPt

     * @param uPt

     * @param ai

     * @return

     */

    public UtmPoint fromGeo(GeoPoint gPt, UtmPoint uPt, int[] ai) {

        double[] ad = new double[4];

        ad[1] = gPt.Longitude.ToRadians();

        ad[2] = gPt.Latitude.ToRadians();

        geoutm.set(((Projection) gPt.proj).getElliPar(), ai, ad);

        geoutm.go();

        if (geoutm.Ier != 0) {

            return null;

        }

        uPt.setLocation(geoutm.Pr[1], geoutm.Pr[2]);

        if ((((UtmZone) uPt.proj).Zone != geoutm.Iopar[1]) ||

                (((UtmZone) uPt.proj).Hemisphere != geoutm.Iopar[2])) {

            uPt.proj = UtmZone.getProjection(((Projection) uPt.proj).eli,

                                             geoutm.Iopar[1], geoutm.Iopar[2]);

        }

        return uPt;

    }

    // Calcula el step en funci?n del zoom

    private void generateGrid(Graphics2D g, Extent extent, AffineTransform mat) {

        // calculo del step en funci?n del zoom

        Point2D pt1 = extent.getMin();

        double step = 1.0;

        double x = (int) pt1.getX();

        double dist = 0.0;

        /*        GeoPoint gp1, gp2;

                gp1 = (GeoPoint) createPoint( x, (int) pt1.getY());

                mat.transform(gp1, gp1);

                gp2 = (GeoPoint) createPoint(gp1.getX()+100, gp1.getY()-100);

                try {

                        mat.inverseTransform(gp2, gp2);

                } catch (NoninvertibleTransformException e) {

                        // TODO Auto-generated catch block

                        e.printStackTrace();

                }

                dist = (gp2.getX()-x);

                System.err.println("distX = " + dist);

                if (dist > 30.0) {                         step = 30.0;

                } else if (dist > 18.0) {         step = 18.0;

                } else if (dist > 12.0) {        step = 12.0;

                } else if (dist > 6.0) {        step = 6.0;

                } else if (dist > 3.0) {        step = 3.0;

                } else if (dist > 2.0) {        step = 2.0;

                } else if (dist > 1.0) {        step = 1.0;

                } else if (dist > .5) {                step =.5;

                } else if (dist > .25) {        step =.25;

                } else if (dist > 1.0/60*5.0) { step = 1.0/60*5.0;

                } else {                                        step = 1.0/60*2.0;

                }

                        //step = 1.0;

                */

        generateGrid(g, extent, mat, step);

    }

    private void generateGrid(Graphics2D g, Extent extent, AffineTransform mat,

                              double step) {

        grid = new Graticule(this);

        Point2D pt1 = extent.getMin();

        Point2D pt2 = extent.getMax();

        GeoPoint gp1;

        GeoPoint gp2;

        UtmPoint up1 = (UtmPoint) createPoint(0, 0);

        UtmPoint up2 = (UtmPoint) createPoint(0, 0);

        Point2D.Double mp1 = new Point2D.Double(0.0, 0.0);

        Point2D.Double mp2 = new Point2D.Double(0.0, 0.0);

        Geodetic geoProj = Geodetic.getProjection((Ellipsoid) getDatum());

        boolean esUso = false;

        System.err.println(name + ": ViewPort Extent = (" + pt1 + "," + pt2 +

                           ")");

        gp1 = (GeoPoint) toGeo(new UtmPoint(pt1.getX(), pt2.getY()));

        gp2 = (GeoPoint) toGeo(new UtmPoint(pt2));

        double xMin = (int) gp1.getX() - 1.0;

        double xMax = (int) gp2.getX() + 1.0;

        gp1 = (GeoPoint) toGeo(new UtmPoint(pt1.getX() +

                                            ((pt2.getX() - pt1.getX()) / 2.0),

                                            pt2.getY()));

        double yMax = (int) gp1.getY() + 2.0;

        gp1 = (GeoPoint) toGeo(new UtmPoint(pt1));

        double yMin = (int) gp1.getY() - 1.0;

        xMin = -30.0;

        xMax = 30.0;

        yMin = 20.0;

        yMax = 60.0;

        for (double x = xMin; x <= xMax; x += step) {

            up1 = null;

            if (Math.abs((x) % 6) < .001) {

                esUso = true;

            }

            for (double y = yMin; y <= yMax; y += step) {

                gp2 = (GeoPoint) geoProj.createPoint(x, y);

                fromGeo(gp2, up2, this);

                if ((up1 != null) && (extent.isAt(up1) || extent.isAt(up2))) {

                    mat.transform(up2, mp2);

                    if (up1 != null) {

                        if (esUso) {

                            grid.addLine(mp1, mp2, 1);

                        } else {

                            grid.addLine(mp1, mp2);

                        }

                    }

                } else {

                    mat.transform(up2, mp2);

                }

                up1 = (UtmPoint) up2.clone();

                mp1 = (Point2D.Double) mp2.clone();

            }

            esUso = false;

        }

        for (double y = yMin; y <= yMax; y += step) {

            up1 = null;

            for (double x = xMin; x <= xMax; x += step) {

                gp2 = (GeoPoint) geoProj.createPoint(x, y);

                fromGeo(gp2, up2, this);

                if ((up1 != null) && (extent.isAt(up1) || extent.isAt(up2))) {

                    mat.transform(up2, mp2);

                    if (up1 != null) {

                        grid.addLine(mp1, mp2);

                    }

                } else {

                    mat.transform(up2, mp2);

                }

                up1 = (UtmPoint) up2.clone();

                mp1 = (Point2D.Double) mp2.clone();

            }

        }

    }

    public void drawGrid(Graphics2D g, ViewPortData vp) {

        generateGrid(g, vp.getExtent(), vp.getMat());

        grid.setColor(gridColor);

        grid.draw(g, vp);

    }

    /* (non-Javadoc)

     * @see org.cresques.cts.IProjection#getScale(double, double, double, double)

     */

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

        double scale = ((maxX - minX) * // metros

                       (dpi / 2.54 * 100.0)) / // px / metro

                       width; // pixels

        return scale;

    }

	public ICoordTrans getCT(IProjection dest) {

		// TODO Auto-generated method stub

		return null;

	}