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 "dimension-cache.hh"
+
#include "slur.hh"
-#include "rhythmic-column-engraver.hh"
-#include "note-head.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<Score_element> rhead_l_arr_;
+ Link_array<Score_element> grace_slur_endings_;
+ Score_element * stem_l_;
+ Score_element *ncol_p_;
+ Score_element *dotcol_l_;
+
+protected:
+ VIRTUAL_COPY_CONS(Translator);
+ virtual void acknowledge_element (Score_element_info);
+ virtual void process_acknowledged ();
+ virtual void do_pre_move_processing();
+ virtual void do_post_move_processing();
+public:
+ Rhythmic_column_engraver();
+
+};
+
+
Rhythmic_column_engraver::Rhythmic_column_engraver()
{
{
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_element (ncol_p_, 0);
}
for (int i=0; i < rhead_l_arr_.size (); i++)
{
if (!rhead_l_arr_[i]->parent_l(X_AXIS))
- ncol_p_->add_head (rhead_l_arr_[i]);
+ Note_column::add_head (ncol_p_, rhead_l_arr_[i]);
}
rhead_l_arr_.set_size (0);
}
if (ncol_p_)
{
if (dotcol_l_
- && !dotcol_l_->parent_l(X_AXIS))
+ && !dotcol_l_->parent_l (X_AXIS))
{
- ncol_p_->set_dotcol (dotcol_l_);
+ Note_column::set_dotcol (ncol_p_, dotcol_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",0);
- bool wegrace = gh_boolean_p (wg) && gh_scm2bool (wg);
+ SCM wg = get_property ("weAreGraceContext");
+ bool wegrace = to_boolean (wg);
if (!wegrace)
for (int i=0; i < grace_slur_endings_.size(); i++)
- grace_slur_endings_[i]->add_column (ncol_p_);
+ Slur::add_column (grace_slur_endings_[i], ncol_p_);
grace_slur_endings_.clear ();
}
}
void
Rhythmic_column_engraver::acknowledge_element (Score_element_info i)
{
- SCM wg = get_property ("weAreGraceContext",0);
- bool wegrace = gh_boolean_p (wg) && gh_scm2bool (wg);
- if ((wegrace !=
- (i.elem_l_->get_elt_property (grace_scm_sym) != SCM_BOOL_F))
- && !dynamic_cast<Slur*> (i.elem_l_))
+ SCM wg = get_property ("weAreGraceContext");
+ bool wegrace = to_boolean (wg);
+ if (wegrace != to_boolean (i.elem_l_->get_elt_property ("grace"))
+ && !Slur::has_interface (i.elem_l_))
return ;
Item * item = dynamic_cast <Item *> (i.elem_l_);
- 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 *s = dynamic_cast<Slur*> (i.elem_l_))
+ else if (Slur::has_interface (i.elem_l_))
{
/*
end slurs starting on grace notes
*/
- if (s->get_elt_property (grace_scm_sym) != SCM_BOOL_F)
- grace_slur_endings_.push (s);
+ if (to_boolean (i.elem_l_->get_elt_property ("grace")))
+ grace_slur_endings_.push (i.elem_l_);
}
}
}
ADD_THIS_TRANSLATOR(Rhythmic_column_engraver);
+