*/
#include "dots.hh"
+#include "item.hh"
#include "molecule.hh"
#include "paper-def.hh"
#include "lookup.hh"
#include "staff-symbol-referencer.hh"
#include "directional-element-interface.hh"
-Dots::Dots (SCM s)
- : Item (s)
-{
- set_elt_property ("dot-count", gh_int2scm (0));
-}
-void
-Dots::after_line_breaking ()
+Real
+Dots::quantised_position_callback (Score_element * me, Axis a)
{
- SCM d= get_elt_property ("dot-count");
- if (!gh_number_p (d) || !gh_scm2int (d))
+ assert (a == Y_AXIS);
+
+ SCM d= me->get_elt_property ("dot-count");
+ if (gh_number_p (d) && gh_scm2int (d))
{
- set_elt_property ("transparent", SCM_BOOL_T);
- set_extent_callback (0, X_AXIS);
- set_extent_callback (0, Y_AXIS);
- }
- else
- {
- if (!directional_element (this).get ())
- directional_element (this).set (UP);
+ if (!Directional_element_interface::get (me))
+ Directional_element_interface::set (me, UP);
- Staff_symbol_referencer_interface si (this);
- int p = int (si.position_f ());
- if (!(p % 2))
- si.set_position (p + directional_element (this).get ());
+ if (Staff_symbol_referencer::on_staffline (me))
+ return Staff_symbol_referencer::staff_space (me) / 2.0 * Directional_element_interface::get (me);
}
+
+ return 0.0;
}
-Molecule
-Dots::do_brew_molecule () const
+
+MAKE_SCHEME_CALLBACK(Dots,brew_molecule);
+SCM
+Dots::brew_molecule (SCM d)
{
- Molecule mol (lookup_l ()->blank (Box (Interval (0,0),
+ Score_element *sc = unsmob_element (d);
+ Molecule mol (sc->lookup_l ()->blank (Box (Interval (0,0),
Interval (0,0))));
- Molecule d = lookup_l ()->afm_find (String ("dots-dot"));
- Real dw = d.extent (X_AXIS).length ();
- d.translate_axis (-dw, X_AXIS);
+ SCM c = sc->get_elt_property ("dot-count");
+ if (gh_number_p (c))
+ {
+ Molecule d = sc->lookup_l ()->afm_find (String ("dots-dot"));
+ Real dw = d.extent (X_AXIS).length ();
+ d.translate_axis (-dw, X_AXIS);
- for (int i = gh_scm2int (get_elt_property ("dot-count")); i--; )
- {
- d.translate_axis (2*dw,X_AXIS);
- mol.add_molecule (d);
- }
- return mol;
+ for (int i = gh_scm2int (c); i--; )
+ {
+ d.translate_axis (2*dw,X_AXIS);
+ mol.add_molecule (d);
+ }
+ }
+ return mol.create_scheme ();
}