| gvSIG desktop 1

package org.gvsig.gvsig3dgui.listener;

import java.awt.geom.Point2D;

import java.awt.geom.Rectangle2D;

import org.gvsig.gvsig3d.map3d.MapContext3D;

import org.gvsig.osgvp.core.osg.Vec3;

import org.gvsig.osgvp.viewer.Intersections;

import com.hardcode.gdbms.driver.exceptions.ReadDriverException;

import com.iver.andami.messages.NotificationManager;

import com.iver.cit.gvsig.exceptions.visitors.VisitorException;

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

import com.iver.cit.gvsig.fmap.layers.FBitSet;

import com.iver.cit.gvsig.fmap.layers.FLayer;

import com.iver.cit.gvsig.fmap.layers.FLyrVect;

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

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

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

public class RectangleSelectListener3D extends RectangleSelectionListener {

        private MapControl mapControl;

        public RectangleSelectListener3D(MapControl mc) {

                super(mc);

                // TODO Auto-generated constructor stub

                mapControl = mc;

        }

        @Override

        public void rectangle(RectangleEvent event) throws BehaviorException {

                try {

                        // mapCtrl.getMapContext().selectByRect(event.getWorldCoordRect());

                        Rectangle2D rect = event.getWorldCoordRect();

                        Point2D up = new Point2D.Double();

                        up.setLocation(rect.getX(), rect.getY());

                        Vec3 upLeft = coordinatesIntersection(up);

//                        Point2D down = new Point2D.Double();

//                        down.setLocation(rect.getMaxX(), rect.getMaxY());

//                        Vec3 downRight = coordinatesIntersection(down);

                        Rectangle2D newRect = new Rectangle2D.Double(upLeft.x(),

                                        upLeft.y(), rect.getHeight(), rect.getWidth());

                        FLayer[] actives = mapControl.getMapContext().getLayers()

                                        .getActives();

                        for (int i = 0; i < actives.length; i++) {

                                if (actives[i] instanceof FLyrVect) {

                                        FLyrVect lyrVect = (FLyrVect) actives[i];

                                        FBitSet oldBitSet = lyrVect.getSource().getRecordset()

                                                        .getSelection();

//                                        FBitSet newBitSet = lyrVect.queryByRect(newRect);

                                        FBitSet newBitSet = lyrVect.queryByRect(rect);

                                        if (event.getEvent().isControlDown())

                                                newBitSet.xor(oldBitSet);

                                        lyrVect.getRecordset().setSelection(newBitSet);

                                }

                        }

                } catch (ReadDriverException e) {

                        throw new BehaviorException("No se pudo hacer la selecci?n");

                } catch (VisitorException e) {

                        throw new BehaviorException("No se pudo hacer la selecci?n");

                }

        }

        public Vec3 coordinatesIntersection(Point2D pScreen) {

                Vec3 intersection;

                // System.err.println("Coordenadas de pantalla " + pScreen.getX() + ","+

                // pScreen.getY());

                MapContext3D mcontext = (MapContext3D) this.mapControl.getMapContext();

                Intersections hits = mcontext.getCanvas3d().getOSGViewer().rayPick(

                                (int) pScreen.getX(), (int) pScreen.getY());

                Point2D pWorld = new Point2D.Double();

                if (hits.containsIntersections()) {

                        // get XYZ coordinates on planet

                        Vec3 hit = hits.getFirstIntersection().getIntersectionPoint();

                        // convert to geo coordinates

                        // System.err.println("Interseccion de osg " + hit.x() + ","+

                        // hit.y());

                        if (mcontext.getProjection().getAbrev().compareToIgnoreCase(

                                        "EPSG:4326") == 0) {

                                Vec3 geoPt = mcontext.getPlanet()

                                                .convertXYZToLatLongHeight(hit);

                                intersection = geoPt;

                        } else {

                                intersection = hit;

                        }

                } else {

                        if (mcontext.getProjection().getAbrev().compareToIgnoreCase(

                                        "EPSG:4326") == 0) {

                                pWorld.setLocation(360, 120);

                                intersection = new Vec3(360, 120, 0);

                        } else {

                                intersection = new Vec3(1e100, 1e100, 0);

                                // pWorld.setLocation(1e100, 1e100);

                        }

                }

                NotificationManager.addInfo("Obteniendo punto de informacion "

                                + intersection.x() + "    ,   " + intersection.y() + "  ,  "

                                + intersection.z());

                return intersection;

        }

}