source file of the GNU LilyPond music typesetter
- (c) 1998--2002 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1998--2003 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
#include "rhythmic-head.hh"
#include "self-alignment-interface.hh"
#include "script.hh"
+#include "stem.hh"
struct Finger_tuple
{
Grob *head_;
- Grob *fingering_;
+ Grob *script_;
Music *note_event_;
Music *finger_event_;
-
+ SCM description_;
int position_;
-
+
+ Finger_tuple ()
+ {
+ position_ = 0;
+ head_ = script_ = 0;
+ note_event_ = finger_event_ = 0;
+ description_ = SCM_EOL;
+ }
static int compare (Finger_tuple const & c1, Finger_tuple const & c2)
{
return c1.position_- c2.position_;
class New_fingering_engraver : public Engraver
{
Array<Finger_tuple> fingerings_;
+ Array<Finger_tuple> articulations_;
+ Link_array<Grob> heads_;
+ Grob *stem_;
+
public:
TRANSLATOR_DECLARATIONS(New_fingering_engraver);
protected:
virtual void stop_translation_timestep ();
virtual void acknowledge_grob (Grob_info);
void add_fingering (Grob*, Music*,Music*);
+ void add_script (Grob*, Music*,Music*);
void position_scripts();
};
{
Music * m = unsmob_music (gh_car (s));
- if (m && m->is_mus_type ("fingering-event"))
+ if (!m)
+ continue;
+
+
+ if (m->is_mus_type ("fingering-event"))
{
add_fingering (inf.grob_ , m, note_ev);
}
+ else if (m->is_mus_type ("script-event"))
+ {
+ add_script (inf.grob_, m, note_ev);
+ }
}
+
+ heads_.push (inf.grob_);
+ }
+ else if (Stem::has_interface (inf.grob_))
+ {
+ stem_ = inf.grob_;
}
}
+extern Grob *make_script_from_event (SCM * descr, Translator_group*tg, Music * event,
+ int index);
+void
+New_fingering_engraver::add_script (Grob * head,
+ Music * event,
+ Music * head_event)
+{
+ Finger_tuple ft ;
+
+ ft.script_ =make_script_from_event (&ft.description_, daddy_trans_, event, 0);
+
+ articulations_.push (ft);
+ announce_grob (ft.script_, event->self_scm ());
+
+
+ ft.script_->set_parent (head, X_AXIS);
+}
+
+
void
New_fingering_engraver::add_fingering (Grob * head,
{
Finger_tuple ft;
- ft.fingering_ = new Item (get_property ("Fingering"));
- announce_grob (ft.fingering_, event->self_scm());
-
- Side_position_interface::add_support (ft.fingering_, head);
+ ft.script_ = new Item (get_property ("Fingering"));
+ announce_grob (ft.script_, event->self_scm());
+
+ Side_position_interface::add_support (ft.script_, head);
int d = gh_scm2int ( event->get_mus_property ("digit"));
event->origin()->warning (_("music for the martians."));
}
SCM sstr = scm_number_to_string (gh_int2scm (d), gh_int2scm (10)) ;
- ft.fingering_->set_grob_property ("text", sstr);
+ ft.script_->set_grob_property ("text", sstr);
ft.finger_event_ = event;
ft.note_event_ = hevent;
to the note head, and write a more flexible function for
positioning the fingerings, setting both X and Y coordinates.
*/
-
-
for (int i = 0; i < fingerings_.size(); i++)
{
fingerings_[i].position_ = gh_scm2int (fingerings_[i].head_ -> get_grob_property( "staff-position"));
}
-
+ SCM fhd = get_property ("fingerHorizontalDirection");
Array<Finger_tuple> up, down, horiz;
-
for (int i = fingerings_.size(); i--;)
{
SCM d = fingerings_[i].finger_event_->get_mus_property ("direction");
}
fingerings_.sort (&Finger_tuple::compare);
- if (to_boolean (get_property ("fingersHorizontal")))
+
+ if (ly_dir_p (fhd))
{
- up.push (fingerings_.pop());
- down.push (fingerings_[0]);
- fingerings_.del(0);
+ if (!up.size())
+ up.push (fingerings_.pop());
+ if (!down.size())
+ {
+ down.push (fingerings_[0]);
+ fingerings_.del(0);
+ }
- horiz = fingerings_;
+ horiz.concat (fingerings_);
}
else
{
for (int i = 0; i < horiz.size(); i++)
{
Finger_tuple ft = horiz[i];
- Grob* f = ft.fingering_;
+ Grob* f = ft.script_;
f->set_parent (ft.head_, X_AXIS);
f->set_parent (ft.head_, Y_AXIS);
f->add_offset_callback (Self_alignment_interface::centered_on_parent_proc, Y_AXIS);
f->add_offset_callback (Self_alignment_interface::aligned_on_self_proc, Y_AXIS);
f->add_offset_callback (Side_position_interface::aligned_side_proc, X_AXIS);
- f->set_grob_property( "direction", gh_int2scm (RIGHT));
+
+ f->set_grob_property( "direction", fhd);
typeset_grob (f);
}
for (int i = 0; i < up.size(); i++)
{
Finger_tuple ft = up[i];
- Grob* f = ft.fingering_;
+ Grob* f = ft.script_;
f->set_parent (ft.head_, X_AXIS);
f->set_grob_property ("script-priority",
gh_int2scm (finger_prio + i));
for (int i = 0; i < down.size(); i++)
{
Finger_tuple ft = down[i];
- Grob* f = ft.fingering_;
+ Grob* f = ft.script_;
f->set_parent (ft.head_, X_AXIS);
f->set_grob_property ("script-priority",
gh_int2scm (finger_prio + down.size() - i));
void
New_fingering_engraver::stop_translation_timestep ()
{
- if (!fingerings_.size ())
- return;
+ if (fingerings_.size ())
+ {
+ position_scripts();
+ fingerings_.clear ();
+ }
+
+ for (int i = articulations_.size(); i--;)
+ {
+ Grob *sc = articulations_[i].script_;
+
+ for (int j = heads_.size() ; j--;)
+ Side_position_interface::add_support (sc, heads_[j]);
- position_scripts();
- fingerings_.clear ();
+ if (stem_ && to_dir (sc->get_grob_property ("side-relative-direction")))
+ sc->set_grob_property ("direction-source", stem_->self_scm ());
+
+ SCM follow = scm_assoc (ly_symbol2scm ("follow-into-staff"), articulations_[i].description_);
+ if (gh_pair_p (follow) && to_boolean (gh_cdr (follow)))
+ sc->add_offset_callback (Side_position_interface::quantised_position_proc, Y_AXIS);
+ else
+ Side_position_interface::add_staff_support (sc);
+ typeset_grob (sc);
+ }
+
+ stem_ = 0;
+ heads_.clear ();
+ articulations_.clear();
}
New_fingering_engraver::New_fingering_engraver()
{
-
+ stem_ = 0;
}
ENTER_DESCRIPTION(New_fingering_engraver,
/* descr */ "Create fingering-scripts for notes in a New Chord.",
/* creats*/ "Fingering",
/* accepts */ "text-script-event",
-/* acks */ "rhythmic-head-interface stem-interface",
-/* reads */ "fingerstHorizontal",
+/* acks */ "rhythmic-head-interface stem-interface",
+/* reads */ "fingerHorizontalDirection",
/* write */ "");