2 rest-collision-reg.cc -- implement Rest_collision_engraver
4 source file of the GNU LilyPond music typesetter
6 (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
10 #include "rest-collision.hh"
11 #include "rest-collision-grav.hh"
12 #include "collision.hh"
13 #include "rest-column.hh"
14 #include "note-column.hh"
16 IMPLEMENT_STATIC_NAME(Rest_collision_engraver);
17 IMPLEMENT_IS_TYPE_B1(Rest_collision_engraver, Engraver);
18 ADD_THIS_ENGRAVER(Rest_collision_engraver);
20 Rest_collision_engraver::Rest_collision_engraver()
26 Rest_collision_engraver::acknowledge_element(Score_elem_info i)
28 char const * nC = i.elem_l_->name();
29 if (nC == Collision::static_name()) {
30 collision_l_arr_.push((Collision*)i.elem_l_->item());
32 else if (nC == Note_column::static_name()) {
33 // what should i do, what should _engraver do?
34 if (!rest_collision_p_)
35 rest_collision_p_ = new Rest_collision;
36 rest_collision_p_->add((Note_column*)i.elem_l_->item());
38 else if (nC == Rest_column::static_name()) {
39 if (!rest_collision_p_)
40 rest_collision_p_ = new Rest_collision;
41 rest_collision_p_->add((Rest_column*)i.elem_l_->item());
46 Rest_collision_engraver::do_pre_move_processing()
48 if (rest_collision_p_) {
49 typeset_element(rest_collision_p_);
50 rest_collision_p_ = 0;
55 Rest_collision_engraver::do_print() const
58 mtor << "collisions: " << collision_l_arr_.size();
59 if ( rest_collision_p_ )
60 rest_collision_p_->print();