Application: gvSIG desktop

package com.iver.cit.gvsig.fmap.tools;

import java.awt.geom.Point2D;

import java.awt.geom.Rectangle2D;

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

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

import com.iver.cit.gvsig.fmap.tools.Listeners.PointListener;

/**

 * DOCUMENT ME!

 *

 * @author Vicente Caballero Navarro

 */

public class ZoomOutListenerImpl implements PointListener {

    private ViewPort vp;

    /**

     * Crea un nuevo ZoomOutListenerImpl.

     *

     * @param vp DOCUMENT ME!

     */

    public ZoomOutListenerImpl(ViewPort vp) {

        this.vp = vp;

    }

    /**

     * @see com.iver.cit.gvsig.fmap.tools.Listeners.PointListener#point(com.iver.cit.gvsig.fmap.tools.PointEvent)

     */

    public void point(PointEvent event) {

       Point2D p2 = vp.toMapPoint(event.getPoint());

        double nuevoX;

        double nuevoY;

        double factor = 1.8;

        Rectangle2D.Double r = new Rectangle2D.Double();

        nuevoX = p2.getX() - ((vp.getExtent().getWidth() * factor) / 2.0);

        nuevoY = p2.getY() - ((vp.getExtent().getHeight() * factor) / 2.0);

        r.x = nuevoX;

        r.y = nuevoY;

        r.width = vp.getExtent().getWidth() * factor;

        r.height = vp.getExtent().getHeight() * factor;

        vp.setExtent(r);

    }

}