void RS_ActionModifyDeleteFree::init(int status) {
    RS_ActionInterface::init(status);
    polyline = nullptr;
    e1 = e2 = nullptr;
    pPoints.reset(new Points{});
    RS_SnapMode *s = getSnapMode();
    s->snapOnEntity = true;
}
void RS_ActionModifyDeleteFree::init(int status) {
    RS_ActionInterface::init(status);
    polyline = NULL;
    e1 = e2 = NULL;
    v1 = v2 = RS_Vector(false);

    RS_SnapMode *s = getSnapMode();
    s->snapOnEntity = true;
}