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.mapcontrol.tools.Events;

import java.awt.event.MouseEvent;

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

/**

 * <p><code>MeasureEvent</code> is used to notify the selection of a polyline.</p>

 *

 * <p>Stores the information about the 2D vertexes and the {@link GeneralPathX GeneralPathX}

 *  between them.</p>

 *

 * @author Vicente Caballero Navarro

 */

public class MeasureEvent {

        /**

         * The polyline, broken down in straight lines, and quadratic and cubic (B?zier) curves.

         */

        private GeneralPathX gp;

        /**

         * Vector with the X coordinates.

         */

        private Double[] x;

        /**

         * Vector with the Y coordinates.

         */

        private Double[] y;

        /**

         * Mouse event that has been the cause of creating this event.

         */

        private MouseEvent event;

        /**

         * <p>Creates a new <code>MeasureEvent</code> with all necessary data.</p>

         * <p>The general path is calculated according the enclosed regions of the path alternate between interior

         *  and exterior areas are traversed from the outside of the path towards a point inside the region.</p>

         *

         * @param x vector with the X coordinates

         * @param y vector with the Y coordinates

         * @param e event that has been the cause of creating this one

         */

        public MeasureEvent(Double[] x, Double[] y, MouseEvent e) {

                this.x = x;

                this.y = y;

                this.event = e;

                gp = new GeneralPathX(GeneralPathX.WIND_EVEN_ODD, x.length);

                gp.moveTo(x[0].doubleValue(), y[0].doubleValue());

                for (int index = 1; index < x.length; index++) {

                        gp.lineTo(x[index].doubleValue(), y[index].doubleValue());

                }

        }

        /**

         * <p>Gets the {@link GeneralPathX GeneralPathX} of the measurement.</p>

         *

         * @see GeneralPathX

         *

         * @return geometric path constructed from straight lines, and quadratic and cubic (B?zier) curves

         */

        public GeneralPathX getGP() {

                return gp;

        }

        /**

         * <p>Sets the {@link GeneralPathX GeneralPathX} of the measurement.</p>

         *

         * @see GeneralPathX

         *

         * @param gP geometric path constructed from straight lines, and quadratic and cubic (B?zier) curves

         */

        public void setGP(GeneralPathX gp) {

                this.gp = gp;

        }

        /**

         * <p>Gets a vector with the X coordinates.</p>

         *

         * @return vector with the X coordinates

         */

        public Double[] getXs() {

                return x;

        }

        /**

         * <p>Gets a vector with the Y coordinates.</p>

         *

         * @return vector with the Y coordinates

         */

        public Double[] getYs() {

                return y;

        }

        /**

         * <p>Gets the event that has been the cause of creating this one.</p>

         *

         * @return mouse event that has been the cause of creating this one

         */

        public MouseEvent getEvent() {

                return event;

        }

}