2 slur-reg.cc -- implement Slur_engraver
4 (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
9 #include "musical-request.hh"
10 #include "slur-grav.hh"
13 #include "note-column.hh"
16 Slur_engraver::do_try_request (Request *req_l)
18 Musical_req *mus_l = req_l->musical();
19 if (!mus_l || !mus_l->slur())
22 new_slur_req_l_arr_.push (mus_l->slur());
27 Slur_engraver::acknowledge_element (Score_elem_info info)
29 if (info.elem_l_->name() == Note_column::static_name ())
31 Note_column *col_l =(Note_column*) info.elem_l_->item() ;// ugh
32 for (int i = 0; i < slur_l_stack_.size(); i++)
33 slur_l_stack_[i]->add (col_l);
34 for (int i = 0; i < end_slur_l_arr_.size(); i++)
35 end_slur_l_arr_[i]->add (col_l);
42 Slur_engraver::Slur_engraver()
47 Slur_engraver::do_process_requests()
49 Array<Slur*> start_slur_l_arr_;
50 for (int i=0; i< new_slur_req_l_arr_.size(); i++)
52 Slur_req* slur_req_l = new_slur_req_l_arr_[i];
53 // end slur: move the slur to other array
54 if (slur_req_l->spantype == Span_req::STOP)
56 if (slur_l_stack_.empty())
58 slur_req_l->warning (_("can't find slur to end"));
61 end_slur_l_arr_.push (slur_l_stack_.pop());
65 else if (slur_req_l->spantype == Span_req::START)
67 // push a new slur onto stack.
68 //(use temp. array to wait for all slur STOPs)
70 requests_arr_.push (slur_req_l);
71 start_slur_l_arr_.push (s_p);
72 announce_element (Score_elem_info (s_p, slur_req_l));
75 for (int i=0; i < start_slur_l_arr_.size(); i++)
76 slur_l_stack_.push (start_slur_l_arr_[i]);
80 Slur_engraver::do_pre_move_processing()
82 dir_ = (Direction) int(get_property ("ydirection"));
83 for (int i = 0; i < end_slur_l_arr_.size(); i++)
86 end_slur_l_arr_[i]->dir_ = dir_;
87 typeset_element (end_slur_l_arr_[i]);
89 end_slur_l_arr_.clear();
93 Slur_engraver::do_post_move_processing()
95 new_slur_req_l_arr_.clear();
97 Slur_engraver::~Slur_engraver()
99 for (int i=0; i < requests_arr_.size(); i++)
101 requests_arr_[i]->warning (_("unterminated slur"));
105 IMPLEMENT_IS_TYPE_B1(Slur_engraver,Engraver);
106 ADD_THIS_TRANSLATOR(Slur_engraver);