\score {
\notes {
\context AutoSwitchGrandStaff \relative c' {
- c8^8 d^8 b^8 a^8 [a,^8 f'^8 g,^8 ~ g]
+ c8 d b a' a, f' g,4 ~ g
}
}
\accepts AutoSwitchGrandStaff;
}
\translator{
- \context "Line_group_engraver_group";
+ \type "Engraver_group_engraver";
\name AutoSwitchGrandStaff;
\consists "Span_bar_engraver";
\consists "Vertical_align_engraver";
\consists "Piano_bar_engraver";
+ \consistsend "Axis_group_engraver";
minVerticalAlign = 2.*\staffheight;
maxVerticalAlign = 2.*\staffheight;
+ switcherName = "Voice";
+ acceptorName = "Thread";
+ staffContextName = "Staff";
\accepts "AutoSwitchContext";
\accepts "Staff";
}
\translator {
- \context "Engraver_group_engraver";
+ \type "Engraver_group_engraver";
\name "AutoSwitchContext";
\consists "Staff_switching_translator";
}
protected:
virtual bool do_try_music (Music* m);
virtual void do_creation_processing ();
+
+ void default_voice (Direction);
public:
Staff_switching_translator ();
VIRTUAL_COPY_CONS(Translator);
{
Translator_group * daddy =daddy_grav_l (); // staff switching context
- staff_handle_drul_[UP].set_translator (daddy->daddy_trans_l_ -> find_create_translator_l ("Staff", "upper"));
- staff_handle_drul_[DOWN].set_translator (daddy->daddy_trans_l_-> find_create_translator_l ("Staff", "lower"));
+ Scalar s = get_property("staffContextName", 0);
+ staff_handle_drul_[UP].set_translator (daddy->daddy_trans_l_ -> find_create_translator_l (s, "upper"));
+ staff_handle_drul_[DOWN].set_translator (daddy->daddy_trans_l_-> find_create_translator_l (s, "lower"));
staff_handle_drul_[DOWN].report_to_l ()->set_property ("defaultClef", "bass");
+
+ default_voice (UP);
+}
- my_voice_.set_translator (staff_handle_drul_[UP].report_to_l ()->find_create_translator_l ("Voice", daddy->id_str_));
+
+void
+Staff_switching_translator::default_voice (Direction d)
+{
+ Scalar s = get_property ("acceptorName",0);
+ my_voice_.set_translator (staff_handle_drul_[d].report_to_l ()->find_create_translator_l ("Thread", daddy_trans_l_->id_str_));
}
bool
Translator_group * mv = my_voice_.report_to_l ();
Translator_group *dest_staff =staff_handle_drul_[staff].report_to_l ();
+ Scalar s = get_property ("switcherName", 0);
+
+ while (mv && mv->type_str_ != s)
+ {
+ mv = mv -> daddy_trans_l_;
+ }
+
+ if (!mv)
+ default_voice (staff);
+
if (mv->daddy_trans_l_ != dest_staff)
{
mv->daddy_trans_l_->remove_translator_p (mv);