Application: gvSIG desktop

/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

 *

 * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.

 *

 * 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:

 *

 *  Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib??ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   IVER T.I. S.A

 *   Salamanca 50

 *   46005 Valencia

 *   Spain

 *

 *   +34 963163400

 *   dac@iver.es

 */

package org.gvsig.fmap.geom.primitive.impl;

import java.awt.geom.Line2D;

import java.awt.geom.Point2D;

import org.cresques.cts.IProjection;

import org.gvsig.fmap.geom.GeometryLocator;

import org.gvsig.fmap.geom.primitive.Curve;

import org.gvsig.fmap.geom.primitive.FShape;

import org.gvsig.fmap.geom.primitive.GeneralPathX;

import org.gvsig.fmap.geom.primitive.Point;

import org.gvsig.fmap.geom.type.GeometryType;

import org.gvsig.fmap.geom.util.UtilFunctions;

/**

 * DOCUMENT ME!

 *

 * @author Fernando Gonz?lez Cort?s

 */

public class Curve2D extends DefaultCurve implements Curve {

        private static final long serialVersionUID = 8161943328767877860L;

        private static GeometryType geomType = GeometryLocator.getGeometryManager()

        .registerGeometryType(Curve2D.class, null, TYPES.CURVE, SUBTYPES.GEOM2D);

        /**

         * Constructor without arguments. It is necessary to create

         * geometries using the {@link GeometryType}{@link #create()}

         * method

         */

        public Curve2D() {

                super();                

        }

        public Curve2D(String id, IProjection projection, GeneralPathX gpx) {

                super(id, projection, gpx);

                gp=gpx;

        }

        public Curve2D(GeneralPathX gpx) {

                this(null, null, gpx);

                gp=gpx;

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.geom.Geometry#getShapeType()

         */

        public int getShapeType() {

                return FShape.LINE;

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.geom.primitive.FShape#cloneFShape()

         */

        public FShape cloneFShape() {

                return new Curve2D(id, projection, (GeneralPathX) gp.clone());

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.geom.Geometry#getGeometryType()

         */

        public GeometryType getGeometryType() {

                return geomType;

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.geom.Geometry#getType()

         */

        public int getType() {

                return geomType.getType();

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.geom.Geometry#getGeneralPath()

         */

        public GeneralPathX getGeneralPath() {

                return gp;

        }

        /*

         * (non-Javadoc)

         * @see org.gvsig.fmap.geom.primitive.impl.DefaultCurve#setGeneralPath(org.gvsig.fmap.geom.primitive.GeneralPathX)

         */

        public void setGeneralPath(GeneralPathX generalPathX) {

                gp = generalPathX;                

        }

        /* (non-Javadoc)

         * @see org.gvsig.fmap.geom.primitive.Curve#setCoordinateAt(int, int, double)

         */

        public void setCoordinateAt(int index, int dimension, double value) {

                throw new UnsupportedOperationException("Use setGeneralPathX");

        }

        /* (non-Javadoc)

         * @see org.gvsig.fmap.geom.primitive.Curve#setPoints(org.gvsig.fmap.geom.primitive.Point, org.gvsig.fmap.geom.primitive.Point)

         */

        public void setPoints(Point startPoint, Point endPoint) {

                Point2D _startPoint = new java.awt.geom.Point2D.Double(startPoint.getCoordinateAt(0), startPoint.getCoordinateAt(1));                

                Point2D _endPoint = new java.awt.geom.Point2D.Double(endPoint.getCoordinateAt(0), endPoint.getCoordinateAt(1));

                setPoints(_startPoint, _endPoint);

        }

        /* (non-Javadoc)

         * @see org.gvsig.fmap.geom.primitive.Curve#setPoints(java.awt.geom.Point2D, java.awt.geom.Point2D)

         */

        private void setPoints(Point2D startPoint, Point2D endPoint) {

                Line2D line = UtilFunctions.createLine(startPoint, endPoint);

                setGeneralPath(new GeneralPathX(line));

        }

        /* (non-Javadoc)

         * @see org.gvsig.fmap.geom.primitive.Curve#addPoint(org.gvsig.fmap.geom.primitive.Point)

         */

        public void addVertex(Point point) {

                gp.lineTo(point.getX(), point.getY());                

        }

}