/*
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 "rhythmic-head.hh"
#include "paper-def.hh"
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:
- VIRTUAL_COPY_CONS(Translator);
- Note_heads_engraver();
-
-protected:
- virtual void do_post_move_processing ();
- virtual bool do_try_music (Music *req_l) ;
- virtual void do_process_music();
- virtual void do_pre_move_processing();
-};
-
-
-
+ TRANSLATOR_DECLARATIONS(Note_heads_engraver);
+protected:
+ virtual void start_translation_timestep ();
+ virtual bool try_music (Music *req_l) ;
+ virtual void process_music ();
-Note_heads_engraver::Note_heads_engraver()
-{
-}
+ 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))
{
note_req_l_arr_.push (n);
note_end_mom_ = note_end_mom_ >? now_mom () + m->length_mom ();
- return true;
- }
- else if ( dynamic_cast<Tonic_req*> (m))
- {
- return true;
- }
- else if ( dynamic_cast<Inversion_req*> (m))
- {
- return true;
- }
- else if (dynamic_cast<Bass_req*> (m))
- {
return true;
}
else if (dynamic_cast<Busy_playing_req*> (m))
}
+
void
-Note_heads_engraver::do_process_music()
+Note_heads_engraver::process_music ()
{
- if (note_p_arr_.size ())
- return ;
-
for (int i=0; i < note_req_l_arr_.size (); i++)
{
Item *note_p = new Item (get_property ("NoteHead"));
- 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"));
- if (note_req_l->duration_.dots_i_)
+ note_p->set_grob_property ("duration-log", gh_int2scm (dur.duration_log ()));
+
+ if (dur.dot_count ())
{
Item * d = new Item (get_property ("Dots"));
Rhythmic_head::set_dots (note_p, d);
- if (note_req_l->duration_.dots_i_
- != gh_scm2int (d->get_elt_property ("dot-count")))
- d->set_elt_property ("dot-count", gh_int2scm (note_req_l->duration_.dots_i_));
+ 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_element (d,0);
+ announce_grob (d,0);
dot_p_arr_.push (d);
}
- note_p->set_elt_property("staff-position", gh_int2scm (note_req_l->pitch_.steps ()));
+ 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);
- announce_element (note_p,note_req_l);
+ note_p->set_grob_property ("staff-position", gh_int2scm (pos));
+ if (to_boolean (get_property ("easyPlay")))
+ {
+ 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));
+ }
+
+ 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 ();
}
void
-Note_heads_engraver::do_post_move_processing ()
+Note_heads_engraver::start_translation_timestep ()
{
- /* TODO:make this settable?
- */
- if (note_end_mom_ > now_mom())
- {
- 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 */ "easyPlay centralCPosition",
+/* write */ "");