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 com.iver.cit.gvsig.gui.toolListeners;

import java.awt.Point;

import java.awt.geom.Point2D;

import java.text.NumberFormat;

import com.iver.andami.PluginServices;

import com.iver.andami.ui.mdiFrame.MainFrame;

import com.iver.cit.gvsig.fmap.FMap;

import com.iver.cit.gvsig.fmap.MapControl;

import com.iver.cit.gvsig.fmap.ViewPort;

import com.iver.cit.gvsig.fmap.tools.AreaListenerImpl;

import com.iver.cit.gvsig.fmap.tools.Events.MeasureEvent;

/**

 * DOCUMENT ME!

 *

 * @author Vicente Caballero Navarro

 */

public class AreaListener extends AreaListenerImpl {

        /**

     * Crea un nuevo AreaListener.

     *

     * @param vp DOCUMENT ME!

     */

    public AreaListener(MapControl mc) {

            super(mc);

    }

    /**

     * DOCUMENT ME!

     *

     * @param event DOCUMENT ME!

     */

    public void points(MeasureEvent event) {

        this.event = event;

        double dist = 0;

        double distAll = 0;

        ViewPort vp = mapCtrl.getMapContext().getViewPort();

        for (int i = 0; i < (event.getXs().length - 2); i++) {

            dist = 0;

            Point2D p = new Point(event.getXs()[i].intValue(), event.getYs()[i].intValue());//vp.toMapPoint(new Point(event.getXs()[i].intValue(), event.getYs()[i].intValue()));

            Point2D p2 = new Point(event.getXs()[i + 1].intValue(), event.getYs()[i + 1].intValue());//vp.toMapPoint(new Point(event.getXs()[i + 1].intValue(), event.getYs()[i + 1].intValue()));

            ///dist = vp.toMapDistance((int) p.distance(p2));

            dist = vp.distanceWorld(p,p2); 

            distAll += dist;

        }

       // System.out.println("Per�metro = " + distAll + " �rea = " +

       //     (returnArea(vp.toMapPoint(

       //             new Point2D.Double(

       //                 event.getXs()[event.getXs().length - 2].doubleValue(),

       //                 event.getYs()[event.getYs().length - 2].doubleValue())))));

        NumberFormat nf = NumberFormat.getInstance();

        nf.setMaximumFractionDigits(2);

        MainFrame mF = PluginServices.getMainFrame();

        if (mF != null)

        {

                System.err.println("AREA="+returnArea(new Point2D.Double(

                                        event.getXs()[event.getXs().length - 2].doubleValue(),

                                        event.getYs()[event.getYs().length - 2].doubleValue())));

            mF.getStatusBar().setMessage("4",

                                "P:" + nf.format(distAll/FMap.CHANGEM[mapCtrl.getViewPort().getDistanceUnits()]) + "");

                        mF.getStatusBar().setMessage("5",

                                ///"A:" + nf.format(returnArea(vp.toMapPoint(

                    ///        new Point2D.Double(

                    ///                event.getXs()[event.getXs().length - 2].doubleValue(),

                    ///                event.getYs()[event.getYs().length - 2].doubleValue())))/FMap.CHANGEM[mapCtrl.getViewPort().getDistanceUnits()]) + "");

                                        "A:" + nf.format(returnArea(

                                new Point2D.Double(

                                        event.getXs()[event.getXs().length - 2].doubleValue(),

                                        event.getYs()[event.getYs().length - 2].doubleValue()))/FMap.CHANGEM[mapCtrl.getViewPort().getDistanceUnits()]) + "");

        }

    }

}