source file of the GNU LilyPond music typesetter
- (c) 2002--2006 Juergen Reuter <reuter@ipd.uka.de>
+ (c) 2002--2008 Juergen Reuter <reuter@ipd.uka.de>
Han-Wen Nienhuys <hanwen@xs4all.nl>
*/
return out;
}
+MAKE_SCHEME_CALLBACK (Cluster, calc_cross_staff, 1);
+SCM
+Cluster::calc_cross_staff (SCM smob)
+{
+ Grob *me = unsmob_grob (smob);
+
+ extract_grob_set (me, "columns", cols);
+ Grob *commony = common_refpoint_of_array (cols, me, Y_AXIS);
+
+ return scm_from_bool (commony != me->get_parent (Y_AXIS));
+}
+
MAKE_SCHEME_CALLBACK (Cluster, print, 1);
SCM
Cluster::print (SCM smob)
/*
Across a line break we anticipate on the next pitches.
*/
- if (spanner->original ())
+ if (Spanner *next = spanner->broken_neighbor (RIGHT))
{
- Spanner *orig = dynamic_cast<Spanner *> (spanner->original ());
-
- if (spanner->get_break_index () < orig->broken_intos_.size () - 1)
+ extract_grob_set (next, "columns", next_cols);
+ if (next_cols.size () > 0)
{
- Spanner *next = orig->broken_intos_[spanner->get_break_index () + 1];
- vector<Grob*> const &next_cols = extract_grob_array (next, "columns");
- if (next_cols.size () > 0)
- {
- Grob *next_commony = common_refpoint_of_array (next_cols, next, Y_AXIS);
- Grob *col = next_cols[0];
-
- Interval v = col->extent (next_commony, Y_AXIS);
- Real x = right_bound->relative_coordinate (commonx, X_AXIS) - left_coord;
-
- bottom_points.insert (bottom_points.begin (),
- Offset (x, v[DOWN]));
- top_points.insert (top_points.begin (), Offset (x, v[UP]));
- }
+ Grob *next_commony = common_refpoint_of_array (next_cols, next, Y_AXIS);
+ Grob *col = next_cols[0];
+
+ Interval v = col->extent (next_commony, Y_AXIS);
+ Real x = right_bound->relative_coordinate (commonx, X_AXIS) - left_coord;
+
+ bottom_points.push_back (Offset (x, v[DOWN]));
+ top_points.push_back (Offset (x, v[UP]));
}
}
- reverse (bottom_points);
- reverse (top_points);
-
Stencil out = brew_cluster_piece (me, bottom_points, top_points);
out.translate_axis (- me->relative_coordinate (commony, Y_AXIS), Y_AXIS);
return out.smobbed_copy ();
}
-ADD_INTERFACE (Cluster, "cluster-interface",
- "A graphically drawn musical cluster. "
- "\n\n"
- "@code{padding} adds to the vertical extent of the shape (top and "
- "bottom). \n\n"
- "The property @code{style} controls the shape of cluster segments. Valid values "
- "include @code{leftsided-stairs}, @code{rightsided-stairs}, @code{centered-stairs}, "
- "and @code{ramp}.\n",
+ADD_INTERFACE (Cluster,
+ "A graphically drawn musical cluster.\n"
+ "\n"
+ "@code{padding} adds to the vertical extent of the shape (top"
+ " and bottom).\n"
+ "\n"
+ "The property @code{style} controls the shape of cluster"
+ " segments. Valid values include @code{leftsided-stairs},"
+ " @code{rightsided-stairs}, @code{centered-stairs}, and"
+ " @code{ramp}.\n",
+
+ /* properties */
"style "
"padding "
- "columns ");
+ "columns "
+ );
struct Cluster_beacon
{
public:
DECLARE_SCHEME_CALLBACK (height, (SCM));
- static bool has_interface (Grob *);
+ DECLARE_GROB_INTERFACE ();
};
MAKE_SCHEME_CALLBACK (Cluster_beacon, height, 1);
}
ADD_INTERFACE (Cluster_beacon,
- "cluster-beacon-interface",
- "A place holder for the cluster spanner to determine the vertical "
- "extents of a cluster spanner at this X position.",
+ "A place holder for the cluster spanner to determine the"
+ " vertical extents of a cluster spanner at this"
+ " X@tie{}position.",
/* properties */
- "positions ");
+ "positions "
+ );