source file of the GNU LilyPond music typesetter
- (c) 1996--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
+ (c) 1996--2007 Han-Wen Nienhuys <hanwen@xs4all.nl>
Jan Nieuwenhuizen <janneke@gnu.org>
*/
#include "slur.hh"
-
-
+#include "grob-info.hh"
+#include "grob-array.hh"
#include "beam.hh"
#include "bezier.hh"
#include "directional-element-interface.hh"
#include "tie.hh"
#include "warn.hh"
#include "slur-scoring.hh"
-
+#include "separation-item.hh"
#include "script-interface.hh"
Stencil tm = *unsmob_stencil (Text_interface::interpret_markup
(me->layout ()->self_scm (), properties,
quant_score));
- a.add_at_edge (Y_AXIS, get_grob_direction (me), tm, 1.0, 0);
+ a.add_at_edge (Y_AXIS, get_grob_direction (me), tm, 1.0);
}
#endif
return a.smobbed_copy ();
}
+
+/*
+ it would be better to do this at engraver level, but that is
+ fragile, as the breakabl items are generated on staff level, at
+ which point slur starts and ends have to be tracked
+*/
+void
+Slur::replace_breakable_encompass_objects (Grob *me)
+{
+ extract_grob_set (me, "encompass-objects", extra_objects);
+ vector<Grob *> new_encompasses;
+
+ for (vsize i = 0; i < extra_objects.size (); i++)
+ {
+ Grob *g = extra_objects[i];
+
+ if (Separation_item::has_interface (g))
+ {
+ extract_grob_set (g, "elements", breakables);
+ for (vsize j = 0; j < breakables.size (); j++)
+ if (breakables[j]->get_property ("avoid-slur") == ly_symbol2scm ("inside"))
+ new_encompasses.push_back (breakables[j]);
+ }
+ else
+ new_encompasses.push_back (g);
+ }
+
+ SCM encompass_scm = me->get_object ("encompass-objects");
+ if (Grob_array::unsmob (encompass_scm))
+ {
+ vector<Grob *> &arr =
+ unsmob_grob_array (encompass_scm)->array_reference ();
+ arr = new_encompasses;
+ }
+}
+
Bezier
Slur::get_curve (Grob *me)
{
Slur::add_column (Grob *me, Grob *n)
{
Pointer_group_interface::add_grob (me, ly_symbol2scm ("note-columns"), n);
- add_bound_item (dynamic_cast<Spanner *> (me), dynamic_cast<Item *> (n));
+ add_bound_item (dynamic_cast<Spanner *> (me), n);
}
void
Pointer_group_interface::add_grob (me, ly_symbol2scm ("encompass-objects"), n);
}
+MAKE_SCHEME_CALLBACK_WITH_OPTARGS (Slur, pure_outside_slur_callback, 4, 1, "");
+SCM
+Slur::pure_outside_slur_callback (SCM grob, SCM start_scm, SCM end_scm, SCM offset_scm)
+{
+ int start = robust_scm2int (start_scm, 0);
+ int end = robust_scm2int (end_scm, 0);
+ Grob *script = unsmob_grob (grob);
+ Grob *slur = unsmob_grob (script->get_object ("slur"));
+ if (!slur)
+ return offset_scm;
-MAKE_SCHEME_CALLBACK_WITH_OPTARGS (Slur, outside_slur_callback, 2, 1);
+ SCM avoid = script->get_property ("avoid-slur");
+ if (avoid != ly_symbol2scm ("outside") && avoid != ly_symbol2scm ("around"))
+ return offset_scm;
+
+ Real offset = robust_scm2double (offset_scm, 0.0);
+ Direction dir = get_grob_direction (script);
+ return scm_from_double (offset + dir * slur->pure_height (slur, start, end).length () / 4);
+}
+
+MAKE_SCHEME_CALLBACK_WITH_OPTARGS (Slur, outside_slur_callback, 2, 1, "");
SCM
Slur::outside_slur_callback (SCM grob, SCM offset_scm)
{
* Used by Slur_engraver:: and Phrasing_slur_engraver::
*/
void
-Slur::auxiliary_acknowledge_extra_object (Grob_info info,
+Slur::auxiliary_acknowledge_extra_object (Grob_info const &info,
vector<Grob*> &slurs,
vector<Grob*> &end_slurs)
{
e->warning ("Ignoring grob for slur. avoid-slur not set?");
}
+MAKE_SCHEME_CALLBACK (Slur, cross_staff, 1)
+SCM
+Slur::cross_staff (SCM smob)
+{
+ Grob *me = unsmob_grob (smob);
+ Grob *staff = Staff_symbol_referencer::get_staff_symbol (me);
+ assert (staff); // delete me
+ extract_grob_set (me, "note-columns", cols);
+
+ for (vsize i = 0; i < cols.size (); i++)
+ if (Staff_symbol_referencer::get_staff_symbol (cols[i]) != staff)
+ return SCM_BOOL_T;
+ return SCM_BOOL_F;
+}
-ADD_INTERFACE (Slur, "slur-interface",
+ADD_INTERFACE (Slur,
"A slur",