/*
head-grav.cc -- part of GNU LilyPond
- (c) 1997--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1997--2001 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
+#include <ctype.h>
-#include "note-head.hh"
-#include "note-heads-engraver.hh"
+#include "rhythmic-head.hh"
#include "paper-def.hh"
#include "musical-request.hh"
#include "dots.hh"
#include "dot-column.hh"
#include "staff-symbol-referencer.hh"
+#include "item.hh"
+#include "score-engraver.hh"
+#include "warn.hh"
-Note_heads_engraver::Note_heads_engraver()
+/**
+ make balls and rests
+ */
+class Note_heads_engraver : public Engraver
{
-}
+ Link_array<Item> note_p_arr_;
+
+ Link_array<Item> dot_p_arr_;
+ Link_array<Note_req> note_req_l_arr_;
+ Moment note_end_mom_;
+public:
+ TRANSLATOR_DECLARATIONS(Note_heads_engraver);
+
+protected:
+ virtual void start_translation_timestep ();
+ virtual bool try_music (Music *req_l) ;
+ virtual void process_music ();
+
+ virtual void stop_translation_timestep ();
+};
bool
-Note_heads_engraver::do_try_music (Music *m)
+Note_heads_engraver::try_music (Music *m)
{
if (Note_req * n =dynamic_cast <Note_req *> (m))
{
return true;
}
- else if (Tonic_req* t = dynamic_cast<Tonic_req*> (m))
- {
- return true;
- }
- else if (Inversion_req* i = dynamic_cast<Inversion_req*> (m))
- {
- return true;
- }
- else if (Bass_req* b = dynamic_cast<Bass_req*> (m))
- {
- return true;
- }
- else if (Busy_playing_req * p = dynamic_cast<Busy_playing_req*> (m))
+ else if (dynamic_cast<Busy_playing_req*> (m))
{
return now_mom () < note_end_mom_;
}
- else if (Pitch_interrogate_req *p = dynamic_cast<Pitch_interrogate_req*> (m))
- {
- for (int i= note_req_l_arr_.size (); i--;)
- p->pitch_arr_.push (note_req_l_arr_[i]->pitch_); // GUH UGH UGHUGH.
- return true;
- }
return false;
}
+
void
-Note_heads_engraver::do_process_requests()
+Note_heads_engraver::process_music ()
{
- if (note_p_arr_.size ())
- return ;
-
- SCM noteheadstyle = get_property ("noteHeadStyle");
for (int i=0; i < note_req_l_arr_.size (); i++)
{
- Note_head *note_p = new Note_head;
+ Item *note_p = new Item (get_property ("NoteHead"));
- Staff_symbol_referencer_interface si (note_p);
- si.set_interface ();
+ Staff_symbol_referencer::set_interface (note_p);
+
- Note_req * note_req_l = note_req_l_arr_[i];
+ Music * req = note_req_l_arr_[i];
- note_p->set_elt_property ("duration-log",
- gh_int2scm (note_req_l->duration_.durlog_i_ <? 2));
+ Duration dur = *unsmob_duration (req->get_mus_property ("duration"));
+ note_p->set_grob_property ("duration-log",
+ gh_int2scm (dur.duration_log () <? 2));
- if (note_req_l->duration_.dots_i_)
+ if (dur.dot_count ())
{
- Dots * d = new Dots;
-
- Staff_symbol_referencer_interface sd (d);
- sd.set_interface ();
+ Item * d = new Item (get_property ("Dots"));
+ Rhythmic_head::set_dots (note_p, d);
- note_p->add_dots (d);
- d->set_elt_property ("dot-count", gh_int2scm (note_req_l->duration_.dots_i_));
- announce_element (Score_element_info (d,0));
+ if (dur.dot_count ()
+ != gh_scm2int (d->get_grob_property ("dot-count")))
+ d->set_grob_property ("dot-count", gh_int2scm (dur.dot_count ()));
+
+ d->set_parent (note_p, Y_AXIS);
+ announce_grob (d,0);
dot_p_arr_.push (d);
}
- si.set_position(note_req_l->pitch_.steps ());
- /*
- TODO: transparent note heads.
- */
-
- if (gh_string_p (noteheadstyle))
+ Pitch *pit =unsmob_pitch (req->get_mus_property ("pitch"));
+
+ int pos = pit->steps ();
+ SCM c0 = get_property ("centralCPosition");
+ if (gh_number_p (c0))
+ pos += gh_scm2int (c0);
+
+ note_p->set_grob_property ("staff-position", gh_int2scm (pos));
+ if (to_boolean (get_property ("easyPlay")))
{
- note_p->set_elt_property ("style", noteheadstyle);
+ char s[2] = "a";
+ s[0] = (pit->notename_i_ + 2)%7 + 'a';
+
+ s[0] = toupper (s[0]);
+ note_p->set_grob_property ("note-character", ly_str02scm (s));
}
- Score_element_info itinf (note_p,note_req_l);
- announce_element (itinf);
+ announce_grob (note_p,req);
note_p_arr_.push (note_p);
}
}
void
-Note_heads_engraver::do_pre_move_processing()
+Note_heads_engraver::stop_translation_timestep ()
{
for (int i=0; i < note_p_arr_.size (); i++)
{
- typeset_element (note_p_arr_[i]);
+ typeset_grob (note_p_arr_[i]);
}
note_p_arr_.clear ();
for (int i=0; i < dot_p_arr_.size (); i++)
{
- typeset_element (dot_p_arr_[i]);
+ typeset_grob (dot_p_arr_[i]);
}
dot_p_arr_.clear ();
note_req_l_arr_.clear ();
}
+void
+Note_heads_engraver::start_translation_timestep ()
+{
+
+ /*
+ TODO: make this settable?
+ TODO: what if someone wants a line break in a grace note section??
+ */
+ // if (note_end_mom_ > now_mom ())
+ if (note_end_mom_.main_part_ > now_mom ().main_part_)
+ {
+ Score_engraver * e = 0;
+ Translator * t = daddy_grav_l ();
+ for (; !e && t; t = t->daddy_trans_l_)
+ {
+ e = dynamic_cast<Score_engraver*> (t);
+ }
+ if (!e)
+ programming_error ("No score engraver!");
+ else
+ e->forbid_breaks (); // guh. Use properties!
+ }
+}
-ADD_THIS_TRANSLATOR(Note_heads_engraver);
+Note_heads_engraver::Note_heads_engraver()
+{}
+ENTER_DESCRIPTION(Note_heads_engraver,
+/* descr */ "Generate one or more noteheads from Music of type Note_req.",
+/* creats*/ "NoteHead Dots",
+/* acks */ "",
+/* reads */ "",
+/* write */ "");
projects / lilypond.git / blobdiff