public void actionPerformed(ActionEvent e) {
Collection<OsmPrimitive> selection = getCurrentDataSet().getSelected();
Set<Node> selectedNodes = OsmPrimitive.getFilteredSet(selection, Node.class);
getCurrentDataSet().clearSelection(selectedNodes);
Command cmd = null;
if (Main.main.undoRedo.commands == null) return;
int num = Main.main.undoRedo.commands.size();
if (num == 0) return;
int k = 0, idx;
if (selection != null && !selection.isEmpty() && selection.hashCode() == lastHash) {
// we are selecting next command in history if nothing is selected
idx = Main.main.undoRedo.commands.indexOf(lastCmd);
// System.out.println("My previous selection found "+idx);
} else {
idx = num;
// System.out.println("last history item taken");
}
Set<Node> nodes = new HashSet<Node>(10);
do { // select next history element
if (idx > 0) idx--;
else idx = num - 1;
cmd = Main.main.undoRedo.commands.get(idx);
Collection<? extends OsmPrimitive> pp = cmd.getParticipatingPrimitives();
nodes.clear();
for (OsmPrimitive p : pp) { // find all affected ways
if (p instanceof Node && !p.isDeleted()) nodes.add((Node) p);
}
if (!nodes.isEmpty()) {
getCurrentDataSet().setSelected(nodes);
lastCmd = cmd; // remember last used command and last selection
lastHash = getCurrentDataSet().getSelected().hashCode();
return;
}
k++;
// System.out.println("no nodes found, previous...");
} while (k < num); // try to find previous command if this affects nothing
lastCmd = null;
lastHash = 0;
}
/**
* handles everything related to highlighting primitives and way segments for the given pointer
* position (via MouseEvent) and modifiers.
*
* @param e current mouse event
* @param modifiers mouse modifiers, not necessarly taken from the given mouse event
*/
private void addHighlighting(MouseEvent e, int modifiers) {
if (!drawTargetHighlight) return;
Set<OsmPrimitive> newHighlights = new HashSet<>();
DeleteParameters parameters = getDeleteParameters(e, modifiers);
if (parameters.mode == DeleteMode.segment) {
// deleting segments is the only action not working on OsmPrimitives
// so we have to handle them separately.
repaintIfRequired(newHighlights, parameters.nearestSegment);
} else {
// don't call buildDeleteCommands for DeleteMode.segment because it doesn't support
// silent operation and SplitWayAction will show dialogs. A lot.
Command delCmd = buildDeleteCommands(e, modifiers, true);
if (delCmd != null) {
// all other cases delete OsmPrimitives directly, so we can safely do the following
for (OsmPrimitive osm : delCmd.getParticipatingPrimitives()) {
newHighlights.add(osm);
}
}
repaintIfRequired(newHighlights, null);
}
}
public static boolean checkAndConfirmOutlyingDelete(
Collection<? extends OsmPrimitive> primitives, Collection<? extends OsmPrimitive> ignore) {
return Command.checkAndConfirmOutlyingOperation(
"delete",
tr("Delete confirmation"),
tr(
"You are about to delete nodes outside of the area you have downloaded."
+ "<br>"
+ "This can cause problems because other objects (that you do not see) might use them."
+ "<br>"
+ "Do you really want to delete?"),
tr(
"You are about to delete incomplete objects."
+ "<br>"
+ "This will cause problems because you don''t see the real object."
+ "<br>"
+ "Do you really want to delete?"),
primitives,
ignore);
}
/**
* Gets called whenever the shortcut is pressed or the menu entry is selected Checks whether the
* selected objects are suitable to join and joins them if so
*/
@Override
public void actionPerformed(ActionEvent e) {
LinkedList<Way> ways = new LinkedList<Way>(Main.main.getCurrentDataSet().getSelectedWays());
if (ways.isEmpty()) {
new Notification(tr("Please select at least one closed way that should be joined."))
.setIcon(JOptionPane.INFORMATION_MESSAGE)
.show();
return;
}
List<Node> allNodes = new ArrayList<Node>();
for (Way way : ways) {
if (!way.isClosed()) {
new Notification(
tr("One of the selected ways is not closed and therefore cannot be joined."))
.setIcon(JOptionPane.INFORMATION_MESSAGE)
.show();
return;
}
allNodes.addAll(way.getNodes());
}
// TODO: Only display this warning when nodes outside dataSourceArea are deleted
boolean ok =
Command.checkAndConfirmOutlyingOperation(
"joinarea",
tr("Join area confirmation"),
trn(
"The selected way has nodes outside of the downloaded data region.",
"The selected ways have nodes outside of the downloaded data region.",
ways.size())
+ "<br/>"
+ tr("This can lead to nodes being deleted accidentally.")
+ "<br/>"
+ tr("Are you really sure to continue?")
+ tr("Please abort if you are not sure"),
tr("The selected area is incomplete. Continue?"),
allNodes,
null);
if (!ok) return;
// analyze multipolygon relations and collect all areas
List<Multipolygon> areas = collectMultipolygons(ways);
if (areas == null)
// too complex multipolygon relations found
return;
if (!testJoin(areas)) {
new Notification(tr("No intersection found. Nothing was changed."))
.setIcon(JOptionPane.INFORMATION_MESSAGE)
.show();
return;
}
if (!resolveTagConflicts(areas)) return;
// user canceled, do nothing.
try {
JoinAreasResult result = joinAreas(areas);
if (result.hasChanges) {
List<Way> allWays = new ArrayList<Way>();
for (Multipolygon pol : result.polygons) {
allWays.add(pol.outerWay);
allWays.addAll(pol.innerWays);
}
DataSet ds = Main.main.getCurrentDataSet();
ds.setSelected(allWays);
Main.map.mapView.repaint();
} else {
new Notification(tr("No intersection found. Nothing was changed."))
.setIcon(JOptionPane.INFORMATION_MESSAGE)
.show();
}
} catch (UserCancelException exception) {
// revert changes
// FIXME: this is dirty hack
makeCommitsOneAction(tr("Reverting changes"));
Main.main.undoRedo.undo();
Main.main.undoRedo.redoCommands.clear();
}
}