source file of the GNU LilyPond music typesetter
- (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
+ (c) 1997--1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
#include "dot-column.hh"
#include "note-column.hh"
#include "rest.hh"
#include "debug.hh"
-IMPLEMENT_IS_TYPE_B1(Note_column,Script_column);
-
bool
Note_column::rest_b () const
{
Note_column::head_positions_interval() const
{
((Note_column*)this)->sort();
- return Interval_t<int> (head_l_arr_[0]->position_i_,
- head_l_arr_.top()->position_i_);
+ Interval_t<int> iv;
+
+ iv.set_empty ();
+ if (head_l_arr_.size ())
+ iv = Interval_t<int>(head_l_arr_[0]->position_i_,
+ head_l_arr_.top()->position_i_);
+
+ return iv;
}
void
Note_column::do_pre_processing()
{
-
if (!dir_)
{
if (stem_l_)
dir_ = stem_l_->dir_;
else if (head_l_arr_.size ())
{
- dir_ = (head_positions_interval().center () >= 5) ? DOWN:UP;
+ // assert (false); // looks obsolete?
+ dir_ = sign (head_positions_interval().center ());
}
}
Script_column::do_pre_processing();
void
-Note_column::set (Stem * stem_l)
+Note_column::set_stem (Stem * stem_l)
{
add_support (stem_l);
stem_l_ = stem_l;
/*
don't add stem to support; mostly invisible for rest-columns (and possibly taken . .)
-
- */
- Score_elem::add_dependency (stem_l);
+ */
+ Score_element::add_dependency (stem_l);
for (int i=0; i < script_l_arr_.size(); i++)
script_l_arr_[i]->set_stem (stem_l);
-
}
void
-Note_column::add (Script *script_l)
+Note_column::add_script (Script *script_l)
{
- Script_column::add (script_l) ;
+ Script_column::add_script (script_l) ;
if (stem_l_)
script_l->set_stem (stem_l_);
}
void
-Note_column::do_substitute_dependency (Score_elem*o, Score_elem*n)
+Note_column::do_substitute_element_pointer (Score_element*o, Score_element*n)
{
if (stem_l_ == o)
{
- stem_l_ = n ? (Stem*)n->item():0;
+ stem_l_ = n ? dynamic_cast<Stem *> (n):0;
}
- if (o->is_type_b (Note_head::static_name ()))
+ if (dynamic_cast<Note_head *> (o))
{
- head_l_arr_.substitute ((Note_head*)o->item(),
- (n)? (Note_head*)n->item() : 0);
+ head_l_arr_.substitute (dynamic_cast<Note_head *> (o),
+ (n)? dynamic_cast<Note_head *> (n) : 0);
}
- Script_column::do_substitute_dependency (o,n);
- if (o->is_type_b (Rest::static_name ()))
+ Script_column::do_substitute_element_pointer (o,n);
+ if (dynamic_cast<Rest *> (o))
{
- rest_l_arr_.substitute ((Rest*)o->item(),
- (n)? (Rest*)n->item() : 0);
+ rest_l_arr_.substitute (dynamic_cast<Rest *> (o),
+ (n)? dynamic_cast<Rest *> (n) : 0);
}
}
void
-Note_column::add (Rhythmic_head *h)
+Note_column::add_head (Rhythmic_head *h)
{
- if (h->is_type_b (Rest::static_name ()))
+ if (Rest*r=dynamic_cast<Rest *> (h))
{
- rest_l_arr_.push ((Rest*)h);
- add_support (h);
+ rest_l_arr_.push (r);
+ add_support (r);
}
- if (h->is_type_b (Note_head::static_name ()))
+ if (Note_head *nh=dynamic_cast<Note_head *> (h))
{
- head_l_arr_.push ((Note_head*) h);
- add_support (h);
+ head_l_arr_.push (nh);
+ add_support (nh);
}
}
void
Note_column::translate_rests (int dy_i)
{
+ invalidate_cache (Y_AXIS);
for (int i=0; i < rest_l_arr_.size(); i++)
rest_l_arr_[i]->position_i_ += dy_i;
}
}
void
-Note_column::set (Dot_column *d)
+Note_column::set_dotcol (Dot_column *d)
{
add_element (d);
}