source file of the GNU LilyPond music typesetter
- (c) 1997--1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1997--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
-#include "rhythmic-column-engraver.hh"
-#include "note-head.hh"
+
+#include "slur.hh"
+#include "engraver.hh"
+#include "rhythmic-head.hh"
#include "stem.hh"
#include "note-column.hh"
#include "dot-column.hh"
#include "musical-request.hh"
+#include "item.hh"
+
+class Rhythmic_column_engraver :public Engraver
+{
+ Link_array<Grob> rhead_l_arr_;
+ Link_array<Grob> grace_slur_endings_;
+ Grob * stem_l_;
+ Grob *ncol_p_;
+ Grob *dotcol_l_;
+
+protected:
+ VIRTUAL_COPY_CONS(Translator);
+ virtual void acknowledge_grob (Grob_info);
+ virtual void create_grobs ();
+ virtual void stop_translation_timestep();
+ virtual void start_translation_timestep();
+public:
+ Rhythmic_column_engraver();
+
+};
+
+
Rhythmic_column_engraver::Rhythmic_column_engraver()
{
void
-Rhythmic_column_engraver::process_acknowledged ()
+Rhythmic_column_engraver::create_grobs ()
{
if (rhead_l_arr_.size ())
{
if (!ncol_p_)
{
- ncol_p_ = new Note_column;
- announce_element (Score_element_info (ncol_p_, 0));
+ ncol_p_ = new Item (get_property("NoteColumn"));
+ Note_column::set_interface (ncol_p_);
+ announce_grob (ncol_p_, 0);
}
for (int i=0; i < rhead_l_arr_.size (); i++)
{
- ncol_p_->add_head (rhead_l_arr_[i]);
+ if (!rhead_l_arr_[i]->parent_l(X_AXIS))
+ Note_column::add_head (ncol_p_, rhead_l_arr_[i]);
}
rhead_l_arr_.set_size (0);
}
if (ncol_p_)
{
- if (dotcol_l_)
+ if (dotcol_l_
+ && !dotcol_l_->parent_l (X_AXIS))
{
- ncol_p_->set_dotcol (dotcol_l_);
+ Note_column::set_dotcol (ncol_p_, dotcol_l_);
}
- if (stem_l_)
+ if (stem_l_
+ && !stem_l_->parent_l(X_AXIS))
{
- ncol_p_->set_stem (stem_l_);
+ Note_column::set_stem (ncol_p_, stem_l_);
stem_l_ = 0;
}
+
+ SCM wg = get_property ("weAreGraceContext");
+ bool wegrace = to_boolean (wg);
+
+ if (!wegrace)
+ for (int i=0; i < grace_slur_endings_.size(); i++)
+ Slur::add_column (grace_slur_endings_[i], ncol_p_);
+ grace_slur_endings_.clear ();
}
}
void
-Rhythmic_column_engraver::acknowledge_element (Score_element_info i)
+Rhythmic_column_engraver::acknowledge_grob (Grob_info i)
{
+ SCM wg = get_property ("weAreGraceContext");
+ bool wegrace = to_boolean (wg);
+ if (wegrace != to_boolean (i.elem_l_->get_grob_property ("grace"))
+ && !Slur::has_interface (i.elem_l_))
+ return ;
+
Item * item = dynamic_cast <Item *> (i.elem_l_);
- if (!item)
- return;
- if (Stem*s=dynamic_cast<Stem *> (item))
+ if (item && Stem::has_interface (item))
{
- stem_l_ = s;
+ stem_l_ = item;
}
- else if (Rhythmic_head*r=dynamic_cast<Rhythmic_head *> (item))
+ else if (item && Rhythmic_head::has_interface (item))
{
- rhead_l_arr_.push (r);
+ rhead_l_arr_.push (item);
}
- else if (Dot_column*d =dynamic_cast<Dot_column *> (item))
+ else if (item && Dot_column::has_interface (item))
{
- dotcol_l_ = d;
+ dotcol_l_ = item;
}
+ else if (Slur::has_interface (i.elem_l_))
+ {
+ /*
+ end slurs starting on grace notes
+ */
+
+ if (to_boolean (i.elem_l_->get_grob_property ("grace")))
+ grace_slur_endings_.push (i.elem_l_);
+ }
}
void
-Rhythmic_column_engraver::do_pre_move_processing()
+Rhythmic_column_engraver::stop_translation_timestep()
{
if (ncol_p_)
{
- // egcs
- if (get_property ("hshift", 0).operator bool ())
- {
- ncol_p_->set_elt_property (horizontal_shift_scm_sym, SCM_BOOL_T);
- }
-
- typeset_element (ncol_p_);
+ typeset_grob (ncol_p_);
ncol_p_ =0;
}
}
void
-Rhythmic_column_engraver::do_post_move_processing()
+Rhythmic_column_engraver::start_translation_timestep()
{
+ grace_slur_endings_.clear ();
dotcol_l_ =0;
stem_l_ =0;
}
-
-
-
-
ADD_THIS_TRANSLATOR(Rhythmic_column_engraver);
+