/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2002-2008, Open Source Geospatial Foundation (OSGeo)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License.
*
* This library 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
* Lesser General Public License for more details.
*/
package org.geotools.gui.swing.map.map2d.stream.control;
import java.awt.event.ActionEvent;
import javax.swing.AbstractAction;
import org.geotools.gui.swing.map.map2d.stream.NavigableMap2D;
import org.geotools.gui.swing.map.map2d.stream.StreamingMap2D;
import org.geotools.gui.swing.map.map2d.stream.StreamingMap2D.ACTION_STATE;
import org.geotools.gui.swing.map.map2d.stream.handler.DefaultZoomInHandler;
/**
* Zoom in action
*
* @author Johann Sorel
*
* @source $URL$
*/
public class StreamZoomIn extends AbstractAction {
private StreamingMap2D map = null;
public void actionPerformed(ActionEvent arg0) {
if (map != null && map instanceof NavigableMap2D) {
((NavigableMap2D) map).setNavigationHandler(new DefaultZoomInHandler());
map.setActionState(ACTION_STATE.NAVIGATE);
}
}
public StreamingMap2D getMap() {
return map;
}
public void setMap(StreamingMap2D map) {
this.map = map;
setEnabled(map != null && map instanceof NavigableMap2D);
}
}