AISObjectPtr anAIS = thePrevious;
if (!anAIS) {
anAIS = SketcherPrs_Factory::coincidentConstraint(this, sketch()->coordinatePlane());
AISObjectPtr anAIS = thePrevious;
if (!anAIS) {
anAIS = SketcherPrs_Factory::coincidentConstraint(this, sketch()->coordinatePlane());