-/*
- script-column.cc -- implement Script_column
-
+/*
+ script-column.cc -- implement Script_column
+
source file of the GNU LilyPond music typesetter
-
- (c) 1999--2002 Han-Wen Nienhuys <hanwen@cs.uu.nl>
-
- */
+
+ (c) 1999--2005 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+*/
+
#include "script-column.hh"
+
#include "side-position-interface.hh"
#include "warn.hh"
-#include "group-interface.hh"
+#include "pointer-group-interface.hh"
void
Script_column::add_staff_sided (Grob *me, Item *i)
{
- SCM p = i->get_grob_property ("script-priority");
- if (!gh_number_p (p))
+ SCM p = i->get_property ("script-priority");
+ if (!scm_is_number (p))
return;
- Pointer_group_interface::add_grob (me, ly_symbol2scm ("scripts"),i);
-
+ Pointer_group_interface::add_grob (me, ly_symbol2scm ("scripts"), i);
+
me->add_dependency (i);
}
-LY_DEFINE(grob_script_priority_less,
- "ly:grob-script-priority-less", 2, 0, 0,
- (SCM a, SCM b),
- "Compare two grobs by script priority. For internal use.")
+LY_DEFINE (ly_grob_script_priority_less, "ly:grob-script-priority-less",
+ 2, 0, 0, (SCM a, SCM b),
+ "Compare two grobs by script priority. For internal use.")
{
- Grob * i1 = unsmob_grob (a);
- Grob* i2 = unsmob_grob (b);
+ Grob *i1 = unsmob_grob (a);
+ Grob *i2 = unsmob_grob (b);
- SCM p1 = i1->get_grob_property ("script-priority");
- SCM p2 = i2->get_grob_property ("script-priority");
+ SCM p1 = i1->get_property ("script-priority");
+ SCM p2 = i2->get_property ("script-priority");
- return gh_scm2int (p1) < gh_scm2int (p2) ? SCM_BOOL_T : SCM_BOOL_F;
+ return scm_to_int (p1) < scm_to_int (p2) ? SCM_BOOL_T : SCM_BOOL_F;
}
-
-
-MAKE_SCHEME_CALLBACK (Script_column,before_line_breaking,1);
+MAKE_SCHEME_CALLBACK (Script_column, before_line_breaking, 1);
SCM
Script_column::before_line_breaking (SCM smob)
{
- Grob* me = unsmob_grob (smob);
- Drul_array<SCM> scripts (SCM_EOL, SCM_EOL);
- Link_array<Grob> staff_sided
- = Pointer_group_interface__extract_grobs (me, (Grob*)0, "scripts");
-
- for (int i=0; i < staff_sided.size (); i++)
+ Grob *me = unsmob_grob (smob);
+ Drul_array<SCM> scripts_drul (SCM_EOL, SCM_EOL);
+ Link_array<Grob> staff_sided;
+
+ extract_grob_set (me, "scripts", scripts);
+ for (int i = 0; i < scripts.size (); i++)
+ {
+ Grob *sc = scripts[i];
+
+ /*
+ Don't want to consider scripts horizontally next to notes.
+ */
+ if (!sc->has_offset_callback (Side_position_interface::aligned_side_proc,
+ X_AXIS))
+ staff_sided.push (sc);
+ }
+
+ for (int i = 0; i < staff_sided.size (); i++)
{
- Grob* g = staff_sided[i];
+ Grob *g = staff_sided[i];
Direction d = Side_position_interface::get_direction (g);
if (!d)
{
- programming_error ( "No direction for script?");
+ programming_error ("no direction for script");
d = DOWN;
- g->set_grob_property ("direction", gh_int2scm (d));
+ g->set_property ("direction", scm_from_int (d));
}
-
- scripts[d] = scm_cons (g->self_scm(), scripts[d]);
+
+ scripts_drul[d] = scm_cons (g->self_scm (), scripts_drul[d]);
}
Direction d = DOWN;
- do {
- SCM ss = scm_reverse_x (scripts[d], SCM_EOL);
-
- ss = scm_stable_sort_x (ss, grob_script_priority_less_proc);
-
- Grob * last = 0;
- for (SCM s = ss; gh_pair_p (s); s = gh_cdr (s))
- {
- Grob* g = unsmob_grob (gh_car (s));
- if (last)
- Side_position_interface::add_support (g,last);
-
- last = g;
- }
-
- } while (flip (&d) != DOWN);
-
- return SCM_UNSPECIFIED;
-}
+ do
+ {
+ SCM ss = scm_reverse_x (scripts_drul[d], SCM_EOL);
+ ss = scm_stable_sort_x (ss, ly_grob_script_priority_less_proc);
+ Grob *last = 0;
+ for (SCM s = ss; scm_is_pair (s); s = scm_cdr (s))
+ {
+ Grob *g = unsmob_grob (scm_car (s));
+ if (last)
+ Side_position_interface::add_support (g, last);
-ADD_INTERFACE (Script_column,"script-column-interface",
- "An interface that sorts scripts according to their @code{script-priority}",
- "");
+ last = g;
+ }
+ }
+ while (flip (&d) != DOWN);
+ return SCM_UNSPECIFIED;
+}
+ADD_INTERFACE (Script_column, "script-column-interface",
+ "An interface that sorts scripts "
+ "according to their @code{script-priority}",
+ "");