Atom dots () const;
Atom slur (Real &dy, Real &dx, Direction dir) const;
+ Atom plet (Real &dy, Real &dx, Direction dir) const;
Atom tex_slur (int dy, Real &dx, Direction dir) const;
Atom ps_slur (Real dy, Real dx, Real dir) const;
Atom half_slur (int dy, Real &dx, Direction dir, int xpart) const;