-/*
- script.cc -- implement Script
-
+/*
+ script.cc -- implement Script
+
source file of the GNU LilyPond music typesetter
+
+ (c) 1999--2002 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+
+ */
- (c) 1997--1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
-*/
-#include "script-def.hh"
-#include "musical-request.hh"
-#include "paper-def.hh"
+#include "debug.hh"
#include "script.hh"
-#include "stem.hh"
+#include "font-interface.hh"
+#include "side-position-interface.hh"
+#include "paper-def.hh"
+#include "item.hh"
#include "molecule.hh"
#include "lookup.hh"
-void
-Script::do_print () const
+Molecule
+Script::get_molecule (Grob * me, Direction d)
{
-#ifndef NPRINT
- specs_p_->print ();
-#endif
-}
+ SCM s = me->get_grob_property ("molecule");
+ assert (gh_pair_p (s));
-void
-Script::do_substitute_element_pointer (Score_element*o,Score_element*n)
-{
- Staff_side::do_substitute_element_pointer (o,n);
- if (o == stem_l_)
+ SCM key = ly_car (s);
+ if (key == ly_symbol2scm ("feta"))
{
- stem_l_ = dynamic_cast<Stem *> (n);
+ return Font_interface::get_default_font (me)->find_by_name ("scripts-" +
+ ly_scm2string (index_cell (ly_cdr (s), d)));
}
-}
-
-void
-Script::set_stem (Stem*st_l)
-{
- stem_l_ = st_l;
- add_support (st_l);
-}
-
-
-Script::Script ()
-{
- axis_ = Y_AXIS;
- specs_p_ = 0;
- stem_l_ = 0;
- postbreak_only_b_ = true;
- dir_ = CENTER;
-}
-
-void
-Script::set_default_dir ()
-{
- int s_i=specs_p_->rel_stem_dir ();
- if (s_i)
+ else if (key == ly_symbol2scm ("accordion"))
{
- if (stem_l_)
- dir_ = Direction (stem_l_->dir_ * s_i);
- else
- {
- specs_p_->warning (_ ("script needs stem direction"));
- dir_ = DOWN;
- }
+ return Lookup::accordion (ly_cdr (s), 1.0, Font_interface::get_default_font (me));
}
else
- {
- dir_ =specs_p_->staff_dir ();
- }
- assert (dir_);
-}
-
+ assert (false);
-Interval
-Script::do_width () const
-{
- return specs_p_->get_molecule (paper (), dir_).extent ().x ();
+ return Molecule ();
}
-void
-Script::do_pre_processing ()
+MAKE_SCHEME_CALLBACK (Script,before_line_breaking,1);
+SCM
+Script::before_line_breaking (SCM smob)
{
- Staff_side::do_pre_processing ();
- if (breakable_b_ && postbreak_only_b_ && (break_status_dir () != RIGHT))
+ Grob * me = unsmob_grob (smob);
+
+ Direction d = Side_position_interface::get_direction (me);
+
+ if (!d)
{
- transparent_b_ = true;
- set_empty (true);
+ /*
+ we should not have `arbitrary' directions.
+ */
+ programming_error ("Script direction not yet known!");
+ d = DOWN;
}
- if (axis_ == Y_AXIS && !dir_)
- set_default_dir ();
-}
+ Side_position_interface::set_direction (me,d);
-Interval
-Script::symbol_height () const
-{
- return specs_p_->get_molecule (paper (), dir_).extent ().y ();
+ return SCM_UNSPECIFIED;
}
-Molecule*
-Script::do_brew_molecule_p () const
+MAKE_SCHEME_CALLBACK (Script,brew_molecule,1);
+
+SCM
+Script::brew_molecule (SCM smob)
{
- Real dx =0.;
+ Grob *me= unsmob_grob (smob);
- Molecule*mol_p = new Molecule (specs_p_->get_molecule (paper (), dir_));
- /*
- ugh, staccato dots are not centred between stafflines (how?)?
- */
- Real correct =0.0;
- if (axis_ == Y_AXIS){
- dx = paper ()->note_width ()/2;
- correct = - (Real)dir_ * 2.0 * paper ()->rule_thickness ();
- mol_p->translate_axis (dx, X_AXIS); // FIXME! ugh
- }
+ Direction dir = Side_position_interface::get_direction (me);
+ if (!dir)
+ {
+ programming_error ("Script direction not known, but molecule wanted.");
+ dir= DOWN;
+ }
- mol_p->translate_axis (coordinate_offset_f_ + correct, axis_);
-
- return mol_p;
+ return get_molecule (me, dir).smobbed_copy ();
}
-
-
-
-int
-Script::compare (Script *const&l1, Script *const&l2)
+bool
+Script::has_interface (Grob*me)
{
- return l1->specs_p_->priority_i() - l2->specs_p_->priority_i ();
+ return me->has_interface (ly_symbol2scm ("script-interface"));
}
-Script::~Script ()
-{
- delete specs_p_;
-}
-
-Script::Script (Script const&s)
- : Item (s), Staff_side(s)
+void
+Script::set_interface (Grob*me)
{
- specs_p_ = s.specs_p_ ? s.specs_p_->clone (): 0;
- stem_l_ =s.stem_l_;
- postbreak_only_b_ = s.postbreak_only_b_;
+ return me->set_interface (ly_symbol2scm ("script-interface"));
}
-
+