/*
This file is part of LilyPond, the GNU music typesetter.
- Copyright (C) 1996--2012 Han-Wen Nienhuys <hanwen@xs4all.nl>
+ Copyright (C) 1996--2014 Han-Wen Nienhuys <hanwen@xs4all.nl>
LilyPond is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
if (!bounds[LEFT] || ! bounds[RIGHT])
{
- programming_error ("bounds of this piece aren't breakable. ");
+ programming_error ("bounds of this piece aren't breakable.");
continue;
}
if (!ok)
{
- programming_error (to_string ("Spanner `%s' is not fully contained in parent spanner. Ignoring orphaned part",
+ programming_error (to_string ("Spanner `%s' is not fully contained in parent spanner."
+ " Ignoring orphaned part",
name ().c_str ()));
continue;
}
return broken_intos_.size ();
}
-/*
- If this is a broken spanner, return the amount the left end is to be
- shifted horizontally so that the spanner starts after the initial
- clef and key on the staves. This is necessary for ties, slurs,
- crescendo and decrescendo signs, for example.
-*/
-Real
-Spanner::get_broken_left_end_align () const
-{
- Paper_column *sc = dynamic_cast<Paper_column *> (spanned_drul_[LEFT]->get_column ());
-
- // Relevant only if left span point is first column in line
- if (sc != NULL
- && sc->break_status_dir () == RIGHT)
- {
- /*
- We used to do a full search for the Break_align_item.
- But that doesn't make a difference, since the Paper_column
- is likely to contain only a Break_align_item.
- */
- return sc->extent (sc, X_AXIS)[RIGHT];
- }
-
- return 0.0;
-}
-
void
Spanner::derived_mark () const
{
for (LEFT_and_RIGHT (d))
if (spanned_drul_[d])
scm_gc_mark (spanned_drul_[d]->self_scm ());
- ;
+ ;
for (vsize i = broken_intos_.size (); i--;)
scm_gc_mark (broken_intos_[i]->self_scm ());
r.item_drul_[LEFT] = sp->get_bound (LEFT);
r.item_drul_[RIGHT] = sp->get_bound (RIGHT);
r.add_to_cols ();
+
+ /*
+ We do not know yet if the spanner is going to have a bound that is
+ broken. To account for this uncertainty, we add the rod twice:
+ once for the central column (see above) and once for the left column
+ (see below). As end_rods_ are never used when rods_ are used and vice
+ versa, this rod will only be accessed once for each spacing
+ configuraiton before line breaking. Then, as a grob never exists in
+ both unbroken and broken forms after line breaking, only one of these
+ two rods will be in the column vector used for spacing in
+ simple-spacer.cc get_line_confugration.
+ */
+ if (Item *left_pbp = sp->get_bound (RIGHT)->find_prebroken_piece (LEFT))
+ {
+ r.item_drul_[RIGHT] = left_pbp;
+ r.add_to_cols ();
+ }
}
return SCM_UNSPECIFIED;