// License: GPL. For details, see LICENSE file.
package org.openstreetmap.josm.plugins.utilsplugin2.selection;
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 java.util.Collection;
import java.util.HashSet;
import java.util.Set;
import javax.swing.JOptionPane;
import org.openstreetmap.josm.actions.JosmAction;
import org.openstreetmap.josm.data.osm.Node;
import org.openstreetmap.josm.data.osm.OsmPrimitive;
import org.openstreetmap.josm.gui.Notification;
import org.openstreetmap.josm.tools.Shortcut;
/**
* Selects nodes between two selected
*/
public class MiddleNodesAction extends JosmAction {
public static final boolean treeMode = false;
public MiddleNodesAction() {
super(tr("Middle nodes"), "midnodes", tr("Select middle nodes"),
Shortcut.registerShortcut("tools:midnodes", tr("Tool: {0}", "Middle nodes"), KeyEvent.VK_E, Shortcut.ALT_SHIFT), true);
putValue("help", ht("/Action/MiddleNodes"));
}
@Override
public void actionPerformed(ActionEvent e) {
Collection<OsmPrimitive> selection = getLayerManager().getEditDataSet().getSelected();
Set<Node> selectedNodes = OsmPrimitive.getFilteredSet(selection, Node.class);
// if no 2 nodes and no ways are selected, do nothing
if (selectedNodes.size() != 2) {
new Notification(
tr("Please select two nodes connected by way!")
).setIcon(JOptionPane.WARNING_MESSAGE).show();
return;
}
Set<Node> newNodes = new HashSet<>();
NodeWayUtils.addMiddle(selectedNodes, newNodes);
// select only newly found nodes
newNodes.removeAll(selectedNodes);
getLayerManager().getEditDataSet().addSelected(newNodes);
}
@Override
protected void updateEnabledState() {
updateEnabledStateOnCurrentSelection();
}
@Override
protected void updateEnabledState(Collection<? extends OsmPrimitive> selection) {
if (selection == null) {
setEnabled(false);
return;
}
setEnabled(!selection.isEmpty());
}
}