/*
staff-side.cc -- implement Staff_side
- source file of the LilyPond music typesetter
+ source file of the GNU LilyPond music typesetter
(c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
*/
+#include "interval.hh"
+#include "paper-def.hh"
+#include "dimen.hh"
#include "staff-side.hh"
#include "staff-sym.hh"
+#include "debug.hh"
-void
-Staff_side::set_staffsym(Staff_symbol* s_l)
+
+Staff_side::Staff_side()
+{
+ y_=0;
+ sym_int_ = Interval (0,0);
+ dir_ = CENTER;
+ inside_staff_b_ = false;
+}
+
+
+Interval
+Staff_side::support_height() const
{
- staff_sym_l_ = s_l;
+ Interval y_int;
+ for (int i=0; i < support_l_arr_.size(); i++)
+ {
+ Axis_group_element *common =
+ common_group (support_l_arr_[i], Y_AXIS);
+
+ Real y = support_l_arr_[i]->relative_coordinate (common, Y_AXIS)
+ -relative_coordinate (common,Y_AXIS);
+
+ y_int.unite (y + support_l_arr_[i]->height());
+ }
+
+
+ if (y_int.empty_b())
+ {
+ y_int = Interval (0,0);
+ }
+ return y_int;
}
-Staff_side::Staff_side(Staff_elem * elem_l)
+void
+Staff_side::add_support (Score_elem*i)
{
- elem_l_ = elem_l;
- dir_i_ =0;
- staff_sym_l_ =0;
- inside_staff_b_ =false;
+ support_l_arr_.push (i);
+ add_dependency (i);
}
+Real
+Staff_side::get_position_f () const
+{
+ if (!dir_)
+ {
+ warning (_("Staff_side::get_position_f(): "
+ "somebody forgot to set my vertical direction, returning -20"));
+ return -20;
+ }
+
+
+ Real y=0;
+ Real inter_f = paper()-> internote_f ();
+
+ Interval v= support_height();
+ if (inside_staff_b_)
+ // ugh: i don't know why, but this is needed for inside-staff
+ y = v[dir_] + 2 * dir_ * inter_f; // ugh
+ else
+ // get accents just above staff; (fermata etc.: ugh)
+ y = v[dir_] - 3 * dir_ * inter_f;
+
+ return y;
+}
Interval
-Staff_side::support_height() const return r;
+Staff_side::symbol_height() const
{
- for (int i=0; i < support_l_arr_.size(); i++)
- r.unite(support_l_arr_[i]->height());
+ return Interval (0,0);
}
void
-Staff_side::add_support(Staff_elem*i)
+Staff_side::do_post_processing()
{
- support_l_arr_.push(i);
- elem_l_->add_dependency(i);
+ sym_int_ = symbol_height();
+ y_ = get_position_f();
+ if (dir_)
+ y_ += - sym_int_[-dir_];
}
-int
-Staff_side::get_position_i()const
+void
+Staff_side::do_substitute_dependency (Score_elem*o, Score_elem*n)
{
- if (!staff_sym_l_)
- return 0;
-
- Real inter_f = staff_sym_l_->inter_note_f();
- int staff_size_i = staff_sym_l_->steps_i();
- Real y=0;
- if (!inside_staff_b_) {
- y = (dir_i_ > 0) ? staff_size_i + 2: -2;
- y *=inter_f;
- Interval v= support_height();
-
- if (dir_i_ > 0) {
- y = y >? (v.max() + 2*inter_f);
- } else if (dir_i_ < 0) {
- y = y <? (v.min() - 2*inter_f);
- }
- } else {
- Interval v= support_height();
- y = v[dir_i_] + 2*dir_i_*inter_f; // ugh
- }
- return int(rint(Real(y)/inter_f));
+ support_l_arr_.unordered_substitute (o,n);
}
+
+
+IMPLEMENT_IS_TYPE_B1(Staff_side, Score_elem);