virtual void listen_pes_or_flexa (Stream_event *ev);
virtual void build_ligature (Spanner *ligature, vector<Grob_info> primitives);
virtual void transform_heads (Spanner *ligature,
- vector<Grob_info> primitives) = 0;
+ vector<Grob_info> primitives) = 0;
void stop_translation_timestep ();
};