release: 0.1.7

[lilypond.git] / lily / staff-side.cc

diff --git a/lily/staff-side.cc b/lily/staff-side.cc
index b9974b5b5ac44802a7eef8c3ce24882086791fca..6cade842a53a5f892e73be8aaf4508d472dd0e73 100644 (file)
--- a/lily/staff-side.cc
+++ b/lily/staff-side.cc
@@ -1,11 +1,13 @@
 /*
   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"
@@ -15,14 +17,15 @@ void
 Staff_side::set_staffsym(Staff_symbol* s_l)
 {
     staff_sym_l_ = s_l;
+    add_dependency( s_l );
 }
 
-Staff_side::Staff_side(Staff_elem * elem_l)
+Staff_side::Staff_side()
 {
-    inter_f_ = 2 PT;
+    pos_i_ =0;
+    sym_int_ = Interval(0,0);
     staff_size_i_ = 0;
     staff_sym_l_=0;
-    elem_l_ = elem_l;
     dir_i_ =0;
     inside_staff_b_ =false;
 }
@@ -32,33 +35,33 @@ Staff_side::read_staff_sym()
 {
     if (! staff_sym_l_)
        return ;
-    inter_f_ = staff_sym_l_->inter_note_f();
     staff_size_i_ = staff_sym_l_->steps_i();
 }
 
 
 Interval
-Staff_side::support_height() const return r;
+Staff_side::support_height() const
 {
+    Interval r;
     
     for (int i=0; i < support_l_arr_.size(); i++)
        r.unite(support_l_arr_[i]->height());
     if (r.empty_b()) {
        r = Interval(0,0);
     }
+    return r;
 }
 
 void
-Staff_side::add_support(Staff_elem*i)
+Staff_side::add_support(Score_elem*i)
 {
     support_l_arr_.push(i);
-    elem_l_->add_dependency(i);
+    add_dependency(i);
 }
 
 int
 Staff_side::get_position_i()const
 {
-    ((Staff_side*)this)->read_staff_sym();
     if (!dir_i_) {
        warning("Staff_side::get_position_i(): " 
                "somebody forgot to set my vertical direction, returning -20");
@@ -67,26 +70,46 @@ Staff_side::get_position_i()const
     
 
     Real y=0;
+    Real inter_f = paper()-> internote_f();
     if (!inside_staff_b_) {
-       y  = (dir_i_ > 0) ? staff_size_i_ + 2: -2; 
-       y *=inter_f_;
+       y  = (dir_i_ > 0 && staff_sym_l_) ? staff_sym_l_->steps_i() + 2: -2; 
+       y *=inter_f;
        Interval v= support_height();
 
        if (dir_i_ > 0) {
-           y = y >? (v.max() + 2*inter_f_);
+           y = y >? (v.max() + 2*inter_f);
        } else if (dir_i_ < 0) {
-           y = y <? (v.min() - 2*inter_f_);
+           y = y <? (v.min() - 2*inter_f);
        }
     } else {
        Interval v= support_height();
-       y = v[dir_i_]  + 2*dir_i_*inter_f_;     // ugh
+       y = v[dir_i_]  + 2*dir_i_*inter_f;      // ugh
     }
-    return int(rint(Real(y)/inter_f_)); // should ret a float?
+    return int(rint(Real(y)/inter_f)); // should ret a float?
 }
 
-int
-Staff_side::get_position_i(Interval sym_dim) const
+Interval
+Staff_side::symbol_height() const
+{
+    return Interval(0,0);
+}
+
+void
+Staff_side::do_post_processing()
+{
+    sym_int_ = symbol_height();
+    pos_i_ = get_position_i( );
+    if (dir_i_)
+       pos_i_ += int(rint(- sym_int_[-dir_i_] / paper()->internote_f()));
+}
+
+void
+Staff_side::do_substitute_dependency(Score_elem*o, Score_elem*n)
 { 
-    int i= get_position_i();
-    return i+ int(rint(- sym_dim[dir_i_] / inter_f_));
+    support_l_arr_.unordered_substitute(o,n);
+    if (staff_sym_l_ == o)
+       staff_sym_l_ = n ? (Staff_symbol*) n->spanner():0;
 }
+
+
+IMPLEMENT_IS_TYPE_B1(Staff_side, Score_elem);