void selection_changed();
void update_objects();
void update_neighbors();
- void set_slope(TrackOrder &, float, float);
+ void set_slope(TrackOrder &, float, const R2C2::Angle &);
std::vector<R2C2::Track *> create_straight(const R2C2::Vector &, const R2C2::Angle &, float, float);
};