GeomDataAPI_Point2D>(data()->attribute(START_ID()));
std::shared_ptr<GeomDataAPI_Point2D> anEndAttr = std::dynamic_pointer_cast<
GeomDataAPI_Point2D>(data()->attribute(END_ID()));
- if (theID == EXTERNAL_ID()) {
+ // the second condition for unability to move external segments anywhere
+ if (theID == EXTERNAL_ID() || isFixed()) {
std::shared_ptr<GeomAPI_Shape> aSelection = data()->selection(EXTERNAL_ID())->value();
// update arguments due to the selection value
if (aSelection && !aSelection->isNull() && aSelection->isEdge()) {