source file of the GNU LilyPond music typesetter
- (c) 1997--1998 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1997--2001 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
#include "dots.hh"
+#include "item.hh"
#include "molecule.hh"
#include "paper-def.hh"
+#include "font-interface.hh"
#include "lookup.hh"
+#include "staff-symbol-referencer.hh"
+#include "directional-element-interface.hh"
-Dots::Dots ()
-{
- no_dots_i_ =0;
- position_i_ =0;
-}
-void
-Dots::do_post_processing ()
+MAKE_SCHEME_CALLBACK (Dots,quantised_position_callback,2);
+SCM
+Dots::quantised_position_callback (SCM element_smob, SCM axis)
{
- if (!(position_i_ % 2))
- position_i_ ++;
- if (!no_dots_i_)
+ Grob *me = unsmob_grob (element_smob);
+ Axis a = (Axis) gh_scm2int (axis);
+ assert (a == Y_AXIS);
+
+ SCM d= me->get_grob_property ("dot-count");
+ if (gh_number_p (d) && gh_scm2int (d))
{
- transparent_b_ = true;
- set_empty (true);
+ if (!Directional_element_interface::get (me))
+ Directional_element_interface::set (me, UP);
+
+ if (Staff_symbol_referencer::on_staffline (me))
+ return gh_double2scm (Staff_symbol_referencer::staff_space (me) / 2.0 * Directional_element_interface::get (me));
}
+
+ return gh_double2scm (0.0);
}
-Molecule*
-Dots::do_brew_molecule_p () const
-{
- Molecule *out = new Molecule;
- Molecule fill = lookup_l ()->fill (Box (Interval (0,0),
- Interval (0,0)));
- out->add_molecule (fill);
- Molecule d = lookup_l ()->dots ();
+MAKE_SCHEME_CALLBACK (Dots,brew_molecule,1);
+SCM
+Dots::brew_molecule (SCM d)
+{
+ Grob *sc = unsmob_grob (d);
+ Molecule mol;
+
+ SCM c = sc->get_grob_property ("dot-count");
- Real dw = d.dim_[X_AXIS].length ();
- d.translate_axis (-dw, X_AXIS);
- for (int i=no_dots_i_; i--; )
+ if (gh_number_p (c))
{
- d.translate_axis (2*dw,X_AXIS);
- out->add_molecule (d);
+ Molecule d = Font_interface::get_default_font (sc)->find_by_name (String ("dots-dot"));
+ Real dw = d.extent (X_AXIS).length ();
+
+
+ /*
+ we need to add a real blank box, to assure that
+ side-positioning doth not cancel the left-most padding. */
+ mol = Lookup::blank (Box (Interval (0,0),
+ Interval (0,0)));
+
+ for (int i = gh_scm2int (c); i--;)
+ {
+ d.translate_axis (2*dw,X_AXIS);
+ mol.add_at_edge (X_AXIS, RIGHT, d, dw);
+ }
}
- Real inter_f = paper ()->internote_f ();
- out->translate_axis (inter_f * position_i_, Y_AXIS);
- return out;
+ return mol.smobbed_copy ();
}
+