#include "warn.hh"
#include "axis-group-interface.hh"
#include "spaceable-grob.hh"
-#include "text-item.hh"
+#include "text-interface.hh"
#include "lookup.hh"
#include "font-interface.hh"
#include "output-def.hh"
+#include "pointer-group-interface.hh"
+#include "grob-array.hh"
Grob *
Paper_column::clone (int count) const
bool
Paper_column::is_used (Grob *me)
{
- return scm_is_pair (me->get_property ("elements")) || Item::is_breakable (me)
- || scm_is_pair (me->get_property ("bounded-by-me"));
+ extract_grob_set (me, "elements", elts);
+ if (elts.size ())
+ return true;
+
+ extract_grob_set (me, "bounded-by-me", bbm);
+ if (bbm.size ())
+ return true;
+ return Item::is_breakable (me);
}
/*
Grob *me = unsmob_grob (p);
String r = to_string (Paper_column::get_rank (me));
+
+ Moment *mom = unsmob_moment (me->get_property ("when"));
+ String when = mom ? mom->to_string () : "?/?";
+
SCM properties = Font_interface::text_font_alist_chain (me);
SCM scm_mol = Text_interface::interpret_markup (me->get_layout ()->self_scm (),
properties,
scm_makfrom0str (r.to_str0 ()));
+ SCM when_mol = Text_interface::interpret_markup (me->get_layout ()->self_scm (),
+ properties,
+ scm_makfrom0str (when.to_str0 ()));
Stencil t = *unsmob_stencil (scm_mol);
+ t.add_at_edge (Y_AXIS, DOWN, *unsmob_stencil (when_mol), 0.1, 0.1);
t.align_to (X_AXIS, CENTER);
t.align_to (Y_AXIS, DOWN);
/*
This is all too hairy. We use bounded-by-me to make sure that some
columns are kept "alive". Unfortunately, when spanners are suicided,
- this falls apart again. (sigh.)
+ this falls apart again, because suicided spanners are still in
+ bounded-by-me
THIS IS BROKEN KLUDGE. WE SHOULD INVENT SOMETHING BETTER.
*/
{
Grob *me = unsmob_grob (grob);
- SCM c = me->get_property ("bounded-by-me");
- SCM *ptrptr = &c;
+ SCM bbm = me->get_object ("bounded-by-me");
+ Grob_array *ga = unsmob_grob_array (bbm);
+ if (!ga)
+ return SCM_UNSPECIFIED;
- while (scm_is_pair (*ptrptr))
+ Link_array<Grob> &array (ga->array_reference ());
+
+ for (int i = array.size (); i--;)
{
- Grob *g = unsmob_grob (scm_car (*ptrptr));
+ Grob *g = array[i];
if (!g || !g->is_live ())
- {
- *ptrptr = scm_cdr (*ptrptr);
- }
- else
- {
- ptrptr = SCM_CDRLOC (*ptrptr);
+ { // UGH . potentially quadratic.
+ array.del (i);
}
}
- me->set_property ("bounded-by-me", c);
return SCM_UNSPECIFIED;
}