static void align_elements_to_extents (Grob *, Axis a);
static vector<Real> get_extents_aligned_translates (Grob *, vector<Grob*> const&,
Axis a,
bool safe, int start, int end);
static void align_elements_to_extents (Grob *, Axis a);
static vector<Real> get_extents_aligned_translates (Grob *, vector<Grob*> const&,
Axis a,
bool safe, int start, int end);