-/*
- script-column.cc -- implement Script_column
-
+/*
+ g-script-column.cc -- implement Script_column
+
source file of the GNU LilyPond music typesetter
-
- (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
-*/
-
+
+ (c) 1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+
+ */
#include "script-column.hh"
-#include "debug.hh"
-#include "script.hh"
-#include "note-head.hh"
-#include "stem.hh"
-
-
-IMPLEMENT_IS_TYPE_B1(Script_column,Horizontal_vertical_group_item);
-
+#include "staff-side.hh"
+#include "dimension-cache.hh"
+#include "group-interface.hh"
void
-Script_column::add (Script*s_l)
+Script_column::add_staff_sided (Item *i)
{
- script_l_arr_.push (s_l);
- add_dependency (s_l);
- add_element (s_l);
+ SCM p = i->get_elt_property ("script-priority");
+ if (p == SCM_UNDEFINED)
+ return;
+
+
+ Group_interface gi (this, "scripts");
+ gi.add_element (i);
+
+ add_dependency (i);
}
-
-void
-Script_column::do_print()const
+Script_column::Script_column ()
{
-#ifndef NPRINT
- DOUT << "scripts: " << script_l_arr_.size() << '\n';
-#endif
+ set_elt_property ("scripts", SCM_EOL);
}
static int
-idx (bool inside, int dir)
+staff_side_compare (Item * const &i1,
+ Item * const &i2)
{
- int j = (dir+1);
- if ( !inside)
- j ++;
- return j;
+ SCM p1 = i1->get_elt_property ("script-priority");
+ SCM p2 = i2->get_elt_property ("script-priority");
+
+ return gh_scm2int (p1) - gh_scm2int (p2);
}
void
-Script_column::do_pre_processing()
+Script_column::do_pre_processing ()
{
- if (!script_l_arr_.size())
- return;
-
- /* up+inside, up+outside, down+inside, down+outside */
- Array<Script*> placed_l_arr_a[4];
- for (int i=0; i < script_l_arr_.size(); i++) {
- Script*s_l = script_l_arr_[i];
- placed_l_arr_a[idx (s_l->inside_staff_b_ , s_l->dir_i_) ].push (s_l);
+ Drul_array<Link_array<Item> > arrs;
+ Link_array<Item> staff_sided
+ = Group_interface__extract_elements (this, (Item*)0, "scripts");
+
+
+ for (int i=0; i < staff_sided.size (); i++)
+ {
+ Side_position_interface st (staff_sided[i]);
+ arrs[st.get_direction ()].push (staff_sided[i]);
}
-
- for (int j =0; j <4; j++) {
- placed_l_arr_a[j].sort (Script::compare);
- }
-
- for (int j =0; j < 4; j++) {
- if (placed_l_arr_a[j].size())
- for (int i=0; i < support_l_arr_.size(); i++)
- placed_l_arr_a[j][0]->add_support (support_l_arr_[i]);
- }
+ Direction d = DOWN;
+ do {
+ Link_array<Item> &arr(arrs[d]);
- Item * support_l=0;
- int j = 0;
- for (; j < 2; j++) {
- for (int i=0; i < placed_l_arr_a[j].size(); i++) {
- if (support_l)
- placed_l_arr_a[j][i]->add_support (support_l);
- support_l = placed_l_arr_a[j][i];
- }
- }
- support_l = 0;
- for (; j < 4; j++) {
- for (int i=0; i < placed_l_arr_a[j].size(); i++) {
- if (support_l)
- placed_l_arr_a[j][i]->add_support (support_l);
- support_l = placed_l_arr_a[j][i];
- }
- }
-}
-
-
-void
-Script_column::add_support (Item*i_l)
-{
- support_l_arr_.push (i_l);
- add_dependency (i_l);
- add_element (i_l);
+ arr.sort (staff_side_compare);
+
+ Item * last = 0;
+ for (int i=0; i < arr.size (); i++)
+ {
+ Side_position_interface s (arr[i]);
+ if (last)
+ {
+ s.add_support (last);
+ }
+
+ arr[i]->remove_elt_property ("script-priority");
+ last = arr[i];
+ }
+
+ } while (flip (&d) != DOWN);
}
-void
-Script_column::do_substitute_dependency (Score_elem*o,Score_elem*n)
-{
- if (o->item()) {
- script_l_arr_.substitute ((Script*)o->item(),(Script*) (n?n->item ():0));
- support_l_arr_.substitute (o->item(), (n?n->item ():0));
- }
-}