/*
- local-key-item.cc -- implement Local_key_item, Musical_pitch
+ local-key-item.cc -- implement Local_key_item, Pitch
source file of the GNU LilyPond music typesetter
- (c) 1997--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1997--2001 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
#include "local-key-item.hh"
#include "molecule.hh"
#include "staff-symbol-referencer.hh"
-#include "lookup.hh"
+#include "font-interface.hh"
#include "paper-def.hh"
#include "musical-request.hh"
-#include "note-head.hh"
+#include "rhythmic-head.hh"
#include "misc.hh"
+#include "spanner.hh"
+#include "tie.hh"
+#include "lookup.hh"
+
+static SCM
+pitch_less (SCM p1, SCM p2)
+{
+ return Pitch::less_p (gh_car (p1), gh_car (p2));
+}
+static SCM pitch_less_proc;
void
-Local_key_item::add_pitch (Musical_pitch p, bool cautionary, bool natural)
+init_pitch_funcs ()
{
- for (int i=0; i< accidental_arr_.size(); i++)
- if (!Musical_pitch::compare (p, accidental_arr_[i].pitch_))
- return;
- /* maybe natural (and cautionary) should be modif. nonetheless? */
-
- Local_key_cautionary_tuple t;
- t.pitch_ = p;
- t.cautionary_b_ = cautionary;
- t.natural_b_ = natural;
- accidental_arr_.push (t);
+ pitch_less_proc = gh_new_procedure2_0 ("pits-less", &pitch_less);
}
+ADD_SCM_INIT_FUNC (lkpitch,init_pitch_funcs);
void
-Local_key_item::before_line_breaking ()
+Local_key_item::add_pitch (Grob*me, Pitch p, bool cautionary, bool natural,
+ Grob* tie_break_reminder)
{
- accidental_arr_.sort (Local_key_cautionary_tuple::compare);
+ SCM acs = me->get_grob_property ("accidentals");
+ SCM pitch = p.smobbed_copy ();
+ SCM opts = SCM_EOL;
+ if (cautionary)
+ opts = gh_cons (ly_symbol2scm ("cautionary"), opts);
+ if (natural)
+ opts = gh_cons (ly_symbol2scm ("natural"), opts);
+ if (tie_break_reminder)
+ {
+ /* Ugh, these 'options' can't have a value, faking... */
+ opts = gh_cons (tie_break_reminder->self_scm (), opts);
+ opts = gh_cons (ly_symbol2scm ("tie-break-reminder"), opts);
+ }
+
+ pitch = gh_cons (pitch, opts);
+ acs = scm_merge_x (acs, gh_cons (pitch, SCM_EOL), pitch_less_proc);
+
+ me->set_grob_property ("accidentals", acs);
}
Molecule
-Local_key_item::accidental (int j, bool cautionary, bool natural) const
+Local_key_item::parenthesize (Grob*me, Molecule m)
{
- Molecule m (lookup_l ()->afm_find (String ("accidentals-") + to_str (j)));
- if (natural)
- {
- Molecule prefix = lookup_l ()->afm_find (String ("accidentals-0"));
- m.add_at_edge(X_AXIS, LEFT, Molecule(prefix), 0);
- }
- if (cautionary)
+ Molecule open = Font_interface::get_default_font (me)->find_by_name (String ("accidentals-("));
+ Molecule close = Font_interface::get_default_font (me)->find_by_name (String ("accidentals-)"));
+ m.add_at_edge (X_AXIS, LEFT, Molecule (open), 0);
+ m.add_at_edge (X_AXIS, RIGHT, Molecule (close), 0);
+
+ return m;
+}
+
+/* HW says: maybe move to tie.cc
+
+ Note, tie should not kill all accidentals when broken, only the ones
+ that are indicated by a property tie-break-reminder, I guess
+
+ Find if any of the accidentals were created because they're at the rhs of a
+ tie. If that's the reason they exist, and the tie was NOT broken,
+ put the accidental up for deletion. Clear molecule cache. */
+MAKE_SCHEME_CALLBACK (Local_key_item, after_line_breaking, 1);
+SCM
+Local_key_item::after_line_breaking (SCM smob)
+{
+ Grob *me = unsmob_grob (smob);
+
+ SCM accs = me->get_grob_property ("accidentals");
+ for (SCM s = accs;
+ gh_pair_p (s); s = gh_cdr (s))
{
- Molecule open = lookup_l ()->afm_find (String ("accidentals-("));
- Molecule close = lookup_l ()->afm_find (String ("accidentals-)"));
- m.add_at_edge(X_AXIS, LEFT, Molecule(open), 0);
- m.add_at_edge(X_AXIS, RIGHT, Molecule(close), 0);
+ SCM opts = gh_cdar (s);
+
+ SCM t = scm_memq (ly_symbol2scm ("tie-break-reminder"), opts);
+ if (t != SCM_BOOL_F)
+ {
+ Grob *tie = unsmob_grob (gh_cadr (t));
+ Spanner *sp = dynamic_cast<Spanner*> (tie);
+ if (!sp->original_l_)
+ {
+ /* there should be a better way to delete part of me */
+ scm_set_car_x (s, gh_list (gh_caar (s),
+ ly_symbol2scm ("deleted"),
+ SCM_UNDEFINED));
+ me->set_grob_property ("molecule", SCM_EOL);
+ }
+ }
}
- return m;
+ return SCM_UNSPECIFIED;
}
/*
- UGH. clean me up
+ UGH. clean me, revise placement routine (See Ross & Wanske;
+ accidental placement is more complicated than this.
*/
-MAKE_SCHEME_SCORE_ELEMENT_CALLBACKS(Local_key_item)
-Molecule
-Local_key_item::do_brew_molecule () const
+
+MAKE_SCHEME_CALLBACK (Local_key_item,brew_molecule,1);
+SCM
+Local_key_item::brew_molecule (SCM smob)
{
+ Grob* me = unsmob_grob (smob);
+
Molecule mol;
- Staff_symbol_referencer_interface si (this);
- Real note_distance = si.staff_space ()/2;
+
+ Real note_distance = Staff_symbol_referencer::staff_space (me)/2;
Molecule octave_mol;
bool oct_b = false;
int lastoct = -100;
-
- for (int i = 0; i < accidental_arr_.size(); i++)
+
+ SCM accs = me->get_grob_property ("accidentals");
+ for (SCM s = accs;
+ gh_pair_p (s); s = gh_cdr (s))
{
- Musical_pitch p (accidental_arr_[i].pitch_);
+ Pitch p (*unsmob_pitch (gh_caar (s)));
+ SCM opts = gh_cdar (s);
+
+ if (scm_memq (ly_symbol2scm ("deleted"), opts) != SCM_BOOL_F)
+ continue;
+
// do one octave
- if (p.octave_i_ != lastoct)
+ if (p.octave_i () != lastoct)
{
if (oct_b)
{
oct_b = true;
}
- lastoct = p.octave_i_;
+ lastoct = p.octave_i () ;
- SCM c0 = get_elt_property ("c0-position");
+ SCM c0 = me->get_grob_property ("c0-position");
Real dy = (gh_number_p (c0) ? gh_scm2int (c0) : 0 + p.notename_i_)
* note_distance;
- Molecule m (accidental (p.accidental_i_,
- accidental_arr_[i].cautionary_b_,
- accidental_arr_[i].natural_b_));
+ Molecule acc (Font_interface::get_default_font (me)->find_by_name (String ("accidentals-")
+ + to_str (p.alteration_i_)));
+
+ if (scm_memq (ly_symbol2scm ("natural"), opts) != SCM_BOOL_F)
+ {
+ Molecule prefix = Font_interface::get_default_font (me)->find_by_name (String ("accidentals-0"));
+ acc.add_at_edge (X_AXIS, LEFT, Molecule (prefix), 0);
+ }
- m.translate_axis (dy, Y_AXIS);
- octave_mol.add_at_edge (X_AXIS, RIGHT, m, 0);
+ if (scm_memq (ly_symbol2scm ("cautionary"), opts) != SCM_BOOL_F)
+ acc = parenthesize (me, acc);
+
+ acc.translate_axis (dy, Y_AXIS);
+ octave_mol.add_at_edge (X_AXIS, RIGHT, acc, 0);
}
if (oct_b)
octave_mol = Molecule ();
}
- if (accidental_arr_.size())
+ if (gh_pair_p (accs))
{
Drul_array<SCM> pads;
/*
Use a cons?
*/
- pads[RIGHT] = get_elt_property ("right-padding");
- pads[LEFT] = get_elt_property ("left-padding");
+ pads[RIGHT] = me->get_grob_property ("right-padding");
+ pads[LEFT] = me->get_grob_property ("left-padding");
// unused ?
if (!gh_number_p (pads[d]))
continue;
- Box b(Interval (0, gh_scm2double (pads[d]) * note_distance),
+ Box b (Interval (0, gh_scm2double (pads[d]) * note_distance),
Interval (0,0));
- Molecule m (lookup_l ()->blank (b));
+ Molecule m (Lookup::blank (b));
mol.add_at_edge (X_AXIS, d, m, 0);
- } while ( flip (&d)!= LEFT);
+ } while (flip (&d)!= LEFT);
}
- return mol;
+ return mol.smobbed_copy ();
}
-Local_key_item::Local_key_item (SCM s)
- : Item (s)
+bool
+Local_key_item::has_interface (Grob*m)
{
-
+ return m && m->has_interface (ly_symbol2scm ("accidentals-interface"));
+}
+void
+Local_key_item::set_interface (Grob*m)
+{
+ m->set_interface (ly_symbol2scm ("accidentals-interface"));
}