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/*
local-key-reg.cc -- implement Local_key_register
(c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
*/
#include "musical-request.hh"
#include "command-request.hh"
#include "local-key-reg.hh"
#include "local-key-item.hh"
#include "complex-walker.hh"
#include "key-reg.hh"
#include "debug.hh"
#include "key-item.hh"
Local_key_register::Local_key_register()
{
key_item_p_ = 0;
key_C_ = 0;
}
void
Local_key_register::pre_move_processing()
{
if (key_item_p_) {
typeset_element(key_item_p_);
key_item_p_ = 0;
}
}
void
Local_key_register::acknowledge_element(Staff_elem_info info)
{
if (info.req_l_->note()) {
Note_req * note_l_ = info.req_l_->note();
if( note_l_->forceacc_b_ ||
local_key_.oct(note_l_->octave_i_).acc(note_l_->notename_i_)
!= note_l_->accidental_i_) {
Item * support_l_ = info.elem_l_->item();
if (!key_item_p_) {
key_item_p_ = new Local_key_item(*get_staff_info().c0_position_i_l_);
}
key_item_p_->add(note_l_);
key_item_p_->add(support_l_);
local_key_.oct(note_l_->octave_i_)
.set(note_l_->notename_i_, note_l_->accidental_i_);
}
} else if (info.elem_l_->name()==Key_item::static_name()) {
Key_register * key_reg_l =
(Key_register*)info.origin_reg_l_arr_[0];
key_C_ = &key_reg_l->key_;
local_key_ = *key_C_;
}
}
void
Local_key_register::process_requests()
{
Time_description const * time_C_ = get_staff_info().time_C_;
if (! time_C_->whole_in_measure_){
if (key_C_)
local_key_= *key_C_;
else if( time_C_->when_ >Moment(0))
warning ("Help me! can't figure current key");
}
}
IMPLEMENT_STATIC_NAME(Local_key_register);
ADD_THIS_REGISTER(Local_key_register);
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