2 slur-grav.cc -- implement Slur_engraver
4 (c) 1997--1998 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_->is_type_b (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);
40 Slur_engraver::do_removal_processing ()
42 for (int i = 0; i < slur_l_stack_.size(); i++)
44 typeset_element (slur_l_stack_[i]);
46 slur_l_stack_.clear ();
47 for (int i=0; i < requests_arr_.size(); i++)
49 requests_arr_[i]->warning (_("unterminated slur"));
56 Slur_engraver::Slur_engraver()
61 Slur_engraver::do_process_requests()
63 Array<Slur*> start_slur_l_arr_;
64 for (int i=0; i< new_slur_req_l_arr_.size(); i++)
66 Slur_req* slur_req_l = new_slur_req_l_arr_[i];
67 // end slur: move the slur to other array
68 if (slur_req_l->spantype == Span_req::STOP)
70 if (slur_l_stack_.empty())
72 slur_req_l->warning (_("can't find slur to end"));
75 end_slur_l_arr_.push (slur_l_stack_.pop());
79 else if (slur_req_l->spantype == Span_req::START)
81 // push a new slur onto stack.
82 //(use temp. array to wait for all slur STOPs)
84 requests_arr_.push (slur_req_l);
85 start_slur_l_arr_.push (s_p);
86 announce_element (Score_elem_info (s_p, slur_req_l));
89 for (int i=0; i < start_slur_l_arr_.size(); i++)
90 slur_l_stack_.push (start_slur_l_arr_[i]);
94 Slur_engraver::do_pre_move_processing()
96 dir_ = (Direction) int(get_property ("ydirection"));
97 for (int i = 0; i < end_slur_l_arr_.size(); i++)
100 end_slur_l_arr_[i]->dir_ = dir_;
101 typeset_element (end_slur_l_arr_[i]);
103 end_slur_l_arr_.clear();
107 Slur_engraver::do_post_move_processing()
109 new_slur_req_l_arr_.clear();
112 IMPLEMENT_IS_TYPE_B1(Slur_engraver,Engraver);
113 ADD_THIS_TRANSLATOR(Slur_engraver);