-/*
- rod.cc -- implement Rod, Column_rod
-
+/*
+ rod.cc -- implement Rod, Column_rod
+
source file of the GNU LilyPond music typesetter
-
- (c) 1998--2001 Han-Wen Nienhuys <hanwen@cs.uu.nl>
-
- */
+
+ (c) 1998--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
+*/
+
#include "rod.hh"
+
#include "paper-column.hh"
-#include "debug.hh"
+#include "warn.hh"
#include "dimensions.hh"
-#include "spaceable-element.hh"
+#include "spaceable-grob.hh"
Rod::Rod ()
{
- distance_f_ = 0.0;
- item_l_drul_[LEFT] = item_l_drul_[RIGHT] =0;
+ distance_ = 0.0;
+ item_drul_[LEFT] = item_drul_[RIGHT] = 0;
}
-
-
void
Rod::columnize ()
{
- Direction d = LEFT;
- do {
- Paper_column * pc = item_l_drul_[d]->column_l ();
- distance_f_ += - d * item_l_drul_[d]->relative_coordinate (pc, X_AXIS);
- item_l_drul_[d] = pc;
- } while ((flip (&d))!=LEFT);
+ if (!item_drul_[LEFT]
+ || !item_drul_[RIGHT])
+ return;
+ Direction d = LEFT;
+ do
+ {
+ Paper_column *pc = item_drul_[d]->get_column ();
+ distance_ += -d * item_drul_[d]->relative_coordinate (pc, X_AXIS);
+ item_drul_[d] = pc;
+ }
+ while ((flip (&d)) != LEFT);
}
void
Rod::add_to_cols ()
{
- columnize();
- if (item_l_drul_[LEFT] != item_l_drul_[RIGHT])
- Spaceable_grob::add_rod (item_l_drul_[LEFT],
- item_l_drul_[RIGHT],
- distance_f_ );
+ columnize ();
+ if (item_drul_[LEFT] != item_drul_[RIGHT]
+ && item_drul_[LEFT] && item_drul_[RIGHT])
+ Spaceable_grob::add_rod (item_drul_[LEFT],
+ item_drul_[RIGHT],
+ distance_);
}