// License: GPL. Copyright 2007 by Immanuel Scholz and others
package org.openstreetmap.josm.actions;
import static org.openstreetmap.josm.gui.help.HelpUtil.ht;
import static org.openstreetmap.josm.tools.I18n.tr;
import java.awt.event.ActionEvent;
import java.awt.event.KeyEvent;
import javax.swing.JComponent;
import javax.swing.KeyStroke;
import org.openstreetmap.josm.Main;
import org.openstreetmap.josm.tools.Shortcut;
public final class ZoomOutAction extends JosmAction {
public ZoomOutAction() {
super(tr("Zoom Out"), "dialogs/zoomout", tr("Zoom Out"),
Shortcut.registerShortcut("view:zoomout", tr("View: {0}", tr("Zoom Out")), KeyEvent.VK_MINUS, Shortcut.GROUP_DIRECT), true);
putValue("help", ht("/Action/ZoomOut"));
// make numpad - behave like -
Main.contentPane.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW).put(KeyStroke.getKeyStroke(KeyEvent.VK_SUBTRACT,0), tr("Zoom Out"));
}
public void actionPerformed(ActionEvent e) {
if (!Main.isDisplayingMapView()) return;
Main.map.mapView.zoomToFactor(1/0.9);
}
@Override
protected void updateEnabledState() {
setEnabled(
Main.isDisplayingMapView()
&& Main.map.mapView.hasLayers()
);
}
}