-/*
- script.cc -- implement Script
-
- source file of the LilyPond music typesetter
-
- (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
-*/
-
-#include "musical-request.hh"
-#include "paper-def.hh"
+/*
+ script.cc -- implement Script_interface
+
+ source file of the GNU LilyPond music typesetter
+
+ (c) 1999--2002 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+
+ */
+
+#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"
+#include "stem.hh"
+#include "note-column.hh"
+Molecule
+Script_interface::get_molecule (Grob * me, Direction d)
+{
+ SCM s = me->get_grob_property ("script-molecule");
+ assert (gh_pair_p (s));
+
+ SCM key = ly_car (s);
+ if (key == ly_symbol2scm ("feta"))
+ {
+ return Font_interface::get_default_font (me)->find_by_name ("scripts-" +
+ ly_scm2string (index_cell (ly_cdr (s), d)));
+ }
+ else if (key == ly_symbol2scm ("accordion"))
+ {
+ return Lookup::accordion (ly_cdr (s), 1.0, Font_interface::get_default_font (me));
+ }
+ else
+ assert (false);
+ return Molecule ();
+}
-void
-Script::set_stem(Stem*st_l)
+MAKE_SCHEME_CALLBACK (Script_interface,before_line_breaking,1);
+SCM
+Script_interface::before_line_breaking (SCM smob)
{
- stem_l_ = st_l;
- add_support(st_l);
-}
+ Grob * me = unsmob_grob (smob);
+ Direction d = Side_position_interface::get_direction (me);
-Script::Script(Script_req* rq)
- :Staff_side(this)
-{
- specs_l_ = rq->scriptdef_p_;
- inside_staff_b_ = specs_l_->inside_staff_b_;
- stem_l_ = 0;
- pos_i_ = 0;
- symdir_i_=1;
- dir_i_ =rq->dir_i_;
+ if (!d)
+ {
+ /*
+ we should not have `arbitrary' directions.
+ */
+ programming_error ("Script direction not yet known!");
+ d = DOWN;
+ }
+
+ Side_position_interface::set_direction (me,d);
+
+ if (Grob * par = me->get_parent (X_AXIS))
+ {
+ Grob * stem = Note_column::stem_l (par);
+ if (stem && Stem::first_head (stem))
+ {
+ me->set_parent (Stem::first_head (stem), X_AXIS);
+ }
+ }
+
+ return SCM_UNSPECIFIED;
}
-void
-Script::set_symdir()
-{
- if (specs_l_->invertsym_b_)
- symdir_i_ = (dir_i_ < 0) ? -1:1;
-}
-void
-Script::set_default_dir()
+MAKE_SCHEME_CALLBACK (Script_interface,brew_molecule,1);
+
+SCM
+Script_interface::brew_molecule (SCM smob)
{
- int s_i=specs_l_->rel_stem_dir_i_;
- if (s_i && stem_l_)
- dir_i_ = stem_l_->dir_i_ * s_i;
- else {
- dir_i_ =specs_l_->staff_dir_i_;
+ Grob *me= unsmob_grob (smob);
+
+ Direction dir = Side_position_interface::get_direction (me);
+ if (!dir)
+ {
+ programming_error ("Script direction not known, but molecule wanted.");
+ dir= DOWN;
}
+
+ return get_molecule (me, dir).smobbed_copy ();
}
-void
-Script::set_default_index()
-{
- pos_i_ = get_position_i();
-}
-Interval
-Script::do_width() const
-{
- return symbol().dim.x;
-}
-Symbol
-Script::symbol()const
+struct Text_script
{
- String preidx_str = (symdir_i_ < 0) ?"-" :"";
- return paper()->lookup_l()->script(preidx_str + specs_l_->symidx);
-}
+ static bool has_interface (Grob*);
+};
-void
-Script::do_pre_processing()
+struct Skript
{
- if (!dir_i_)
- set_default_dir();
- set_symdir();
-}
+ static bool has_interface (Grob*);
+};
-void
-Script::do_post_processing()
-{
- set_default_index();
-}
+ADD_INTERFACE (Text_script,"text-script-interface",
+ "Any text script",
+ "script-priority");
-Molecule*
-Script::brew_molecule_p() const
-{
- Real dy = paper()->internote();
-
- Molecule*out = new Molecule(Atom(symbol()));
- out->translate(Offset(0,dy * pos_i_));
- return out;
-}
-IMPLEMENT_STATIC_NAME(Script);
+ADD_INTERFACE (Script_interface, "script-interface",
+ "",
+ "script-priority script-molecule staff-support");
-int
-Script::compare(Script *const&l1, Script *const&l2)
-{
- return l1->specs_l_->priority_i_ - l2->specs_l_->priority_i_;
-}
-