// License: GPL. For details, see LICENSE file.
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 org.openstreetmap.josm.Main;
import org.openstreetmap.josm.tools.Shortcut;
/**
* Zoom out map.
* @since 770
*/
public final class ZoomOutAction extends JosmAction {
/**
* Constructs a new {@code ZoomOutAction}.
*/
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.DIRECT), true);
putValue("help", ht("/Action/ZoomOut"));
// make numpad - behave like -
Main.registerActionShortcut(this,
Shortcut.registerShortcut("view:zoomoutkeypad", tr("View: {0}", tr("Zoom Out (Keypad)")),
KeyEvent.VK_SUBTRACT, Shortcut.DIRECT));
}
@Override
public void actionPerformed(ActionEvent e) {
if (!Main.isDisplayingMapView()) return;
Main.map.mapView.zoomOut();
}
@Override
protected void updateEnabledState() {
setEnabled(!Main.getLayerManager().getLayers().isEmpty());
}
}