source file of the GNU LilyPond music typesetter
- (c) 1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1999--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
#include "engraver.hh"
#include "grace-align-item.hh"
+#include "align-interface.hh"
#include "note-column.hh"
-#include "local-key-item.hh"
#include "warn.hh"
#include "directional-element-interface.hh"
+#include "side-position-interface.hh"
+#include "local-key-item.hh"
+#include "paper-def.hh"
/**
Catch notes, and put them in a row. Used for aligning grace notes.
*/
class Align_note_column_engraver: public Engraver
{
- Grace_align_item * align_item_p_;
- Note_column * now_column_l_;
- Local_key_item * accidental_l_;
+ Item * align_item_p_;
+ Grob * now_column_l_;
+ Grob * accidental_l_;
- virtual void process_acknowledged ();
- virtual void do_post_move_processing ();
- virtual void do_creation_processing ();
- virtual void do_removal_processing ();
- virtual void acknowledge_element (Score_element_info);
+ virtual void create_grobs ();
+ virtual void start_translation_timestep ();
+ virtual void initialize ();
+ virtual void finalize ();
+ virtual void acknowledge_grob (Grob_info);
public:
VIRTUAL_COPY_CONS(Translator);
Align_note_column_engraver ();
}
void
-Align_note_column_engraver::do_creation_processing ()
+Align_note_column_engraver::initialize ()
{
- align_item_p_ = new Grace_align_item;
+ align_item_p_ = new Item (get_property ("GraceAlignment"));
+ Grace_align_item::set_interface (align_item_p_);
+ Side_position::set_axis (align_item_p_, X_AXIS);
+ Side_position::set_direction (align_item_p_, LEFT);
+
// needed for setting font size.
- announce_element (Score_element_info (align_item_p_, 0));
+ announce_grob (align_item_p_, 0);
}
void
-Align_note_column_engraver::do_removal_processing ()
+Align_note_column_engraver::finalize ()
{
- SCM al = get_property ("graceAlignPosition", 0);
+ SCM al = get_property ("graceAlignPosition");
if (isdir_b (al))
{
- directional_element (align_item_p_).set (to_dir (al));
+ Direction d = to_dir (al);
+ Directional_element_interface::set (align_item_p_,d);
}
- typeset_element (align_item_p_);
+ typeset_grob (align_item_p_);
align_item_p_ =0;
}
void
-Align_note_column_engraver::acknowledge_element (Score_element_info inf)
+Align_note_column_engraver::acknowledge_grob (Grob_info inf)
{
- if (Note_column * n = dynamic_cast<Note_column*> (inf.elem_l_))
+ if (Note_column::has_interface(inf.elem_l_))
{
- now_column_l_ =n;
+ now_column_l_ =inf.elem_l_;
}
- else if (Local_key_item * it = dynamic_cast<Local_key_item*> (inf.elem_l_))
+ else if (Local_key_item::has_interface (inf.elem_l_))
{
- accidental_l_ = it;
+ accidental_l_ = inf.elem_l_;
}
}
void
-Align_note_column_engraver::process_acknowledged ()
+Align_note_column_engraver::create_grobs ()
{
if (now_column_l_ && accidental_l_)
{
B. it has no pscore_l_ field.
+
+ UGH UGH: separate note-spacing into separate class, and
+ use that to space grace notes.
*/
- SCM grsp = get_property ("graceAccidentalSpace", 0);
+ SCM grsp = get_property ("graceAccidentalSpace") ;
if (gh_number_p(grsp))
{
/*
ugh.
*/
Real extra_space = gh_scm2double(grsp);
- SCM e = gh_cons (gh_double2scm (-extra_space), gh_double2scm (0.0));
- now_column_l_->set_elt_property ("extra-space", e);
+ SCM e = gh_cons (gh_double2scm (-extra_space),
+ gh_double2scm (0.0));
+ now_column_l_->set_grob_property ("extra-space", e);
}
}
+ if (now_column_l_ && !align_item_p_)
+ programming_error ("Align_note_column_engraver:: urg\n");
+ else
+
if (now_column_l_)
{
- align_item_p_->add_element (now_column_l_);
+ Align_interface::add_element (align_item_p_,now_column_l_, Align_interface::alignment_callback_proc);
now_column_l_ =0;
}
}
void
-Align_note_column_engraver::do_post_move_processing ()
+Align_note_column_engraver::start_translation_timestep ()
{
now_column_l_ =0;
accidental_l_ =0;