source file of the GNU LilyPond music typesetter
- (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
+ (c) 1997--1998 Han-Wen Nienhuys <hanwen@stack.nl>
Todo: key undo, special keys.
Key_engraver::Key_engraver()
{
- kit_p_ = 0;
- do_post_move_processing();
+ kit_p_ = 0;
+ do_post_move_processing();
}
void
Key_engraver::create_key()
{
- if (!kit_p_) {
- int c0_i=0;
+ if (!kit_p_)
+ {
+ int c0_i=0;
- Staff_info inf = get_staff_info();
- if (inf.c0_position_i_l_)
- c0_i = *get_staff_info().c0_position_i_l_;
+ Staff_info inf = get_staff_info();
+ if (inf.c0_position_i_l_)
+ c0_i = *get_staff_info().c0_position_i_l_;
- kit_p_ = new Key_item (c0_i);
- announce_element (Score_elem_info (kit_p_,keyreq_l_));
- kit_p_->read (*this);
+ kit_p_ = new Key_item (c0_i);
+ kit_p_->break_priority_i_ = -1; // ugh
+ announce_element (Score_elem_info (kit_p_,keyreq_l_));
+ kit_p_->read (*this);
}
}
bool
Key_engraver::do_try_request (Request * req_l)
{
- Command_req* creq_l= req_l->command();
- if (!creq_l|| !creq_l->keychange())
- return false;
-
- if (keyreq_l_)
- return false; // TODO
- keyreq_l_ = creq_l->keychange();
- read_req (keyreq_l_);
- return true;
+ Command_req* creq_l= req_l->command();
+ if (!creq_l|| !creq_l->keychange())
+ return false;
+
+ if (keyreq_l_)
+ return false; // TODO
+ keyreq_l_ = creq_l->keychange();
+ read_req (keyreq_l_);
+ return true;
}
void
Key_engraver::acknowledge_element (Score_elem_info info)
{
- Command_req * r_l = info.req_l_->command() ;
- if (r_l && r_l->clefchange()) {
- create_key();
- } else if (info.elem_l_->name() == Bar::static_name ()) {
- if ( !keyreq_l_)
- default_key_b_ = true;
- create_key();
+ Command_req * r_l = info.req_l_->command() ;
+ if (r_l && r_l->clefchange())
+ {
+ create_key();
+ }
+ else if (info.elem_l_->is_type_b (Bar::static_name ()))
+ {
+ if (!keyreq_l_)
+ default_key_b_ = true;
+ create_key();
}
}
void
Key_engraver::do_process_requests()
{
- if (key_.multi_octave_b_) {
- assert (false); // TODO .
- } else if (keyreq_l_) {
- create_key();
+ if (key_.multi_octave_b_)
+ {
+ assert (false); // TODO .
+ }
+ else if (keyreq_l_)
+ {
+ create_key();
}
}
void
Key_engraver::do_pre_move_processing()
{
- if (kit_p_) {
- kit_p_->default_b_ = default_key_b_;
- typeset_element (kit_p_);
- kit_p_ = 0;
+ if (kit_p_)
+ {
+ kit_p_->default_b_ = default_key_b_;
+ typeset_element (kit_p_);
+ kit_p_ = 0;
}
}
-
+
void
-Key_engraver::read_req (Key_change_req * r)
+Key_engraver::read_req (Key_change_req const * r)
{
- key_.multi_octave_b_ = r->multi_octave_b_;
- accidental_idx_arr_.clear();
- for (int i = 0; i < r->melodic_p_arr_.size(); i ++) {
- Melodic_req * m_l =r->melodic_p_arr_[i];
- int n_i =m_l->notename_i_;
- int a_i = m_l->accidental_i_;
- int o_i = m_l->octave_i_;
- if (r->multi_octave_b_)
- key_.set (o_i, n_i, a_i);
- else
- key_.set (n_i, a_i);
- accidental_idx_arr_.push (n_i);
+ key_.clear ();
+ key_.multi_octave_b_ = r->multi_octave_b_;
+ accidental_idx_arr_.clear();
+
+ for (int i = 0; i < r->pitch_arr_.size(); i ++)
+ {
+ Musical_pitch m_l =r->pitch_arr_[i];
+ if (r->multi_octave_b_)
+ key_.set (m_l);
+ else
+ key_.set (m_l.notename_i_, m_l.accidental_i_);
+
+ accidental_idx_arr_.push (m_l.notename_i_);
}
}
void
Key_engraver::do_post_move_processing()
{
- keyreq_l_ = 0;
- default_key_b_ = false;
+ keyreq_l_ = 0;
+ default_key_b_ = false;
}
IMPLEMENT_IS_TYPE_B1(Key_engraver,Engraver);
-ADD_THIS_ENGRAVER(Key_engraver);
+ADD_THIS_TRANSLATOR(Key_engraver);