lily/text-reg.cc

   1 /*
   2   text-reg.cc -- implement Text_register
   3
   4   (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
   5
   6   Obsolete.
   7 */
   8 #include "note-column.hh"
   9 #include "musical-request.hh"
  10 #include "text-reg.hh"
  11 #include "text-item.hh"
  12
  13 Text_register::Text_register()
  14 {
  15     text_p_ = 0;
  16     dir_i_ =0;
  17     do_post_move_processing();
  18 }
  19
  20 bool
  21 Text_register::do_try_request(Request*req_l)
  22 {
  23     Musical_req *m = req_l->musical();
  24     if (!m || ! m->text())
  25         return false;
  26     if (text_req_l_ &&
  27         Text_req::compare(*m->text(), *text_req_l_))
  28
  29         return false;
  30
  31     text_req_l_ = m->text();
  32     return true;
  33 }
  34 void
  35 Text_register::acknowledge_element(Score_elem_info i)
  36 {
  37     if (text_p_ && i.elem_l_->name() == Note_column::static_name()) {
  38         text_p_->add_support(i.elem_l_);
  39     }
  40 }
  41 void
  42 Text_register::do_process_requests()
  43 {
  44     if (text_req_l_) {
  45         text_p_ = new Text_item(text_req_l_->tdef_p_, text_req_l_->dir_i_); // ugh
  46         announce_element(Score_elem_info(text_p_, text_req_l_));
  47     }
  48 }
  49 void
  50 Text_register::do_pre_move_processing()
  51 {
  52     if (text_p_) {
  53         if (dir_i_ && !text_p_->dir_i_)
  54             text_p_->dir_i_ = dir_i_;
  55         Staff_symbol* s_l = get_staff_info().staff_sym_l_;
  56         text_p_->set_staffsym(s_l);
  57         typeset_element(text_p_);
  58
  59         text_p_ = 0;
  60     }
  61 }
  62 void
  63 Text_register::set_feature(Feature i)
  64 {
  65     if (i.type_ == "vdir")
  66         dir_i_ = i.value_;
  67 }
  68 void
  69 Text_register::do_post_move_processing()
  70 {
  71     text_req_l_ = 0;
  72 }
  73 IMPLEMENT_STATIC_NAME(Text_register);
  74 IMPLEMENT_IS_TYPE_B1(Text_register,Request_register);
  75 ADD_THIS_REGISTER(Text_register);