unsigned get_line_length(unsigned) const;
void offset_to_coords(unsigned, unsigned &, unsigned &) const;
unsigned coords_to_offset(unsigned, unsigned) const;
Geometry coords_to_geometry(const Part &, const Geometry &, unsigned, unsigned, unsigned) const;
unsigned get_line_length(unsigned) const;
void offset_to_coords(unsigned, unsigned &, unsigned &) const;
unsigned coords_to_offset(unsigned, unsigned) const;
Geometry coords_to_geometry(const Part &, const Geometry &, unsigned, unsigned, unsigned) const;