2 note-column.cc -- implement Note_column
4 source file of the GNU LilyPond music typesetter
6 (c) 1997--1998 Han-Wen Nienhuys <hanwen@cs.uu.nl>
8 #include "dot-column.hh"
9 #include "note-column.hh"
11 #include "note-head.hh"
16 IMPLEMENT_IS_TYPE_B1(Note_column,Script_column);
19 Note_column::rest_b () const
21 return rest_l_arr_.size ();
24 Note_column::Note_column()
34 head_l_arr_.sort (Note_head::compare);
38 Note_column::head_positions_interval() const
40 ((Note_column*)this)->sort();
45 if (head_l_arr_.size ())
46 iv = Interval_t<int>(head_l_arr_[0]->position_i_,
47 head_l_arr_.top()->position_i_);
53 Note_column::width () const
55 if (head_l_arr_.size ())
56 return head_l_arr_[0]->width ();
58 return Interval (0,0);
62 Note_column::do_pre_processing()
69 else if (head_l_arr_.size ())
71 dir_ = (head_positions_interval().center () >= 5) ? DOWN:UP;
74 Script_column::do_pre_processing();
80 Note_column::set_stem (Stem * stem_l)
85 don't add stem to support; mostly invisible for rest-columns (and possibly taken . .)
87 Score_element::add_dependency (stem_l);
88 for (int i=0; i < script_l_arr_.size(); i++)
89 script_l_arr_[i]->set_stem (stem_l);
93 Note_column::add_script (Script *script_l)
95 Script_column::add_script (script_l) ;
97 script_l->set_stem (stem_l_);
101 Note_column::do_substitute_dependency (Score_element*o, Score_element*n)
105 stem_l_ = n ? dynamic_cast<Stem *> (n):0;
107 if (dynamic_cast<Note_head *> (o))
109 head_l_arr_.substitute (dynamic_cast<Note_head *> (o),
110 (n)? dynamic_cast<Note_head *> (n) : 0);
112 Script_column::do_substitute_dependency (o,n);
113 if (dynamic_cast<Rest *> (o))
115 rest_l_arr_.substitute (dynamic_cast<Rest *> (o),
116 (n)? dynamic_cast<Rest *> (n) : 0);
121 Note_column::add_head (Rhythmic_head *h)
123 if (dynamic_cast<Rest *> (h))
125 rest_l_arr_.push ((Rest*)h);
128 if (dynamic_cast<Note_head *> (h))
130 head_l_arr_.push ((Note_head*) h);
136 translate the rest symbols
139 Note_column::translate_rests (int dy_i)
141 invalidate_cache (Y_AXIS);
142 for (int i=0; i < rest_l_arr_.size(); i++)
143 rest_l_arr_[i]->position_i_ += dy_i;
147 Note_column::do_print() const
150 DOUT << "rests: " << rest_l_arr_.size() << ", ";
151 DOUT << "heads: " << head_l_arr_.size();
156 Note_column::set_dotcol (Dot_column *d)