// 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.ArrayList;
import java.util.Collection;
import org.openstreetmap.josm.actions.JosmAction;
import org.openstreetmap.josm.data.osm.Node;
import org.openstreetmap.josm.data.osm.OsmPrimitive;
import org.openstreetmap.josm.data.osm.Way;
import org.openstreetmap.josm.tools.Shortcut;
/**
* Select all nodes of a selected way.
*/
public class SelectWayNodesAction extends JosmAction {
private ArrayList<Node> selectedNodes;
/**
* Create a new SelectWayNodesAction
*/
public SelectWayNodesAction() {
super(tr("Select Way Nodes"), "selectwaynodes", tr("Select all nodes of a selected way."),
Shortcut.registerShortcut("tools:selectwaynodes", tr("Tool: {0}", tr("Select Way Nodes")),
KeyEvent.VK_N, Shortcut.CTRL_SHIFT), true);
putValue("help", ht("/Action/SelectWayNodes"));
}
/**
* Called when the action is executed.
*
* This method does some checking on the selection and calls the matching selectWayNodes method.
*/
@Override
public void actionPerformed(ActionEvent e) {
Collection<OsmPrimitive> selection = getLayerManager().getEditDataSet().getSelected();
for (OsmPrimitive p : selection) {
if (p instanceof Way) {
Way w = (Way) p;
if (!w.isUsable() || w.getNodesCount() < 1) {
continue;
}
selectWayNodes(w);
} else if (p instanceof Node) {
Node n = (Node) p;
if (selectedNodes == null) {
selectedNodes = new ArrayList<>();
}
selectedNodes.add(n);
}
}
getLayerManager().getEditDataSet().setSelected(selectedNodes);
selectedNodes = null;
}
private void selectWayNodes(Way w) {
for (Node n : w.getNodes()) {
if (selectedNodes == null) {
selectedNodes = new ArrayList<>();
}
selectedNodes.add(n);
}
}
@Override
protected void updateEnabledState() {
updateEnabledStateOnCurrentSelection();
}
@Override
protected void updateEnabledState(Collection<? extends OsmPrimitive> selection) {
setEnabled(selection != null && !selection.isEmpty());
}
}