/*
- ottava-bracket.cc -- implement Ottava_bracket
+ This file is part of LilyPond, the GNU music typesetter.
- source file of the GNU LilyPond music typesetter
+ Copyright (C) 2004--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
- (c) 2004--2007 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
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ LilyPond is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
*/
+#include "axis-group-interface.hh"
#include "text-interface.hh"
#include "spanner.hh"
#include "font-interface.hh"
struct Ottava_bracket
{
DECLARE_SCHEME_CALLBACK (print, (SCM));
- DECLARE_GROB_INTERFACE();
};
/*
SCM
Ottava_bracket::print (SCM smob)
{
- Spanner *me = dynamic_cast<Spanner *> (unsmob_grob (smob));
+ Spanner *me = unsmob<Spanner> (smob);
Interval span_points;
Grob *common = me->get_bound (LEFT)->common_refpoint (me->get_bound (RIGHT), X_AXIS);
Output_def *layout = me->layout ();
Drul_array<bool> broken;
- Direction d = LEFT;
- do
+ for (LEFT_and_RIGHT (d))
{
Item *b = me->get_bound (d);
broken[d] = (b->break_status_dir () != CENTER);
- if (Note_column::has_interface (b))
- {
- extract_grob_set (b, "note-heads", heads);
- common = common_refpoint_of_array (heads, common, X_AXIS);
- for (vsize i = 0; i < heads.size (); i++)
- {
- Grob *h = heads[i];
- Grob *dots = Rhythmic_head::get_dots (h);
- if (dots)
- common = dots->common_refpoint (common, X_AXIS);
- }
- }
+ if (has_interface<Note_column> (b))
+ {
+ extract_grob_set (b, "note-heads", heads);
+ common = common_refpoint_of_array (heads, common, X_AXIS);
+ for (vsize i = 0; i < heads.size (); i++)
+ {
+ Grob *h = heads[i];
+ Grob *dots = Rhythmic_head::get_dots (h);
+ if (dots)
+ common = dots->common_refpoint (common, X_AXIS);
+ }
+ }
}
- while (flip (&d) != LEFT);
SCM properties = Font_interface::text_font_alist_chain (me);
SCM markup = me->get_property ("text");
Stencil text;
if (Text_interface::is_markup (markup))
- text = *unsmob_stencil (Text_interface::interpret_markup (layout->self_scm (), properties, markup));
+ text = *unsmob<Stencil> (Text_interface::interpret_markup (layout->self_scm (),
+ properties, markup));
Drul_array<Real> shorten = robust_scm2interval (me->get_property ("shorten-pair"),
- Interval (0, 0));
+ Interval (0, 0));
/*
TODO: we should check if there are ledgers, and modify length of
the spanner to that.
*/
- do
+ for (LEFT_and_RIGHT (d))
{
Item *b = me->get_bound (d);
Interval ext;
- if (Note_column::has_interface (b))
- {
- extract_grob_set (b, "note-heads", heads);
- for (vsize i = 0; i < heads.size (); i++)
- {
- Grob *h = heads[i];
- ext.unite (h->extent (common, X_AXIS));
- Grob *dots = Rhythmic_head::get_dots (h);
-
- if (dots && d == RIGHT)
- ext.unite (dots->extent (common, X_AXIS));
- }
- }
+ if (has_interface<Note_column> (b))
+ {
+ extract_grob_set (b, "note-heads", heads);
+ for (vsize i = 0; i < heads.size (); i++)
+ {
+ Grob *h = heads[i];
+ ext.unite (h->extent (common, X_AXIS));
+ Grob *dots = Rhythmic_head::get_dots (h);
+
+ if (dots && d == RIGHT)
+ ext.unite (dots->extent (common, X_AXIS));
+ }
+ }
if (ext.is_empty ())
- ext = robust_relative_extent (b, common, X_AXIS);
+ ext = robust_relative_extent (b, common, X_AXIS);
if (broken[d])
- {
- span_points[d] = b->extent (common, X_AXIS)[RIGHT];
- shorten[d] = 0.;
- }
+ {
+ span_points[d] = Axis_group_interface::generic_bound_extent (b, common, X_AXIS)[RIGHT];
+ shorten[d] = 0.;
+ }
else
- span_points[d] = ext[d];
+ span_points[d] = ext[d];
+
+ span_points[d] -= d * shorten[d];
}
- while (flip (&d) != LEFT);
/*
0.3 is ~ italic correction.
*/
Real text_size = text.extent (X_AXIS).is_empty ()
- ? 0.0 : text.extent (X_AXIS)[RIGHT] + 0.3;
+ ? 0.0 : text.extent (X_AXIS)[RIGHT] + 0.3;
span_points[LEFT]
= min (span_points[LEFT],
- (span_points[RIGHT] - text_size
- - robust_scm2double (me->get_property ("minimum-length"), -1.0)));
+ (span_points[RIGHT] - text_size
+ - robust_scm2double (me->get_property ("minimum-length"), -1.0)));
Interval bracket_span_points = span_points;
bracket_span_points[LEFT] += text_size;
Drul_array<Real> edge_height = robust_scm2interval (me->get_property ("edge-height"),
- Interval (1.0, 1.0));
+ Interval (1.0, 1.0));
Drul_array<Real> flare = robust_scm2interval (me->get_property ("bracket-flare"),
- Interval (0, 0));
+ Interval (0, 0));
- edge_height[LEFT] = 0.0;
- edge_height[RIGHT] *= -get_grob_direction (me);
- if (broken[RIGHT])
- edge_height[RIGHT] = 0.0;
+ for (LEFT_and_RIGHT (d))
+ {
+ edge_height[d] *= -get_grob_direction (me);
+ if (broken[d])
+ edge_height[d] = 0.0;
+ }
Stencil b;
Interval empty;
if (!bracket_span_points.is_empty () && bracket_span_points.length () > 0.001)
b = Tuplet_bracket::make_bracket (me,
- Y_AXIS, Offset (bracket_span_points.length (), 0),
- edge_height,
- empty,
- flare, shorten);
+ Y_AXIS, Offset (bracket_span_points.length (), 0),
+ edge_height,
+ empty,
+ flare, Drul_array<Real> (0, 0));
/*
- The vertical lines should not take space, for the following scenario:
-
- 8 -----+
- o |
- |
- |
-
-
- Just a small amount, yes. In tight situations, it is even
- possible to center the `8' directly below the note, dropping the
- ottava line completely...
-
+ * The vertical lines should not take space, for the following scenario:
+ *
+ * 8 -----+
+ * o |
+ * |
+ * |
+ *
+ * Just a small amount, yes. In tight situations, it is even
+ * possible to center the `8' directly below the note, dropping the
+ * ottava line completely...
*/
b = Stencil (Box (b.extent (X_AXIS),
- Interval (0.1, 0.1)),
- b.expr ());
+ Interval (0.1, 0.1)),
+ b.expr ());
b.translate_axis (bracket_span_points[LEFT], X_AXIS);
text.translate_axis (span_points[LEFT], X_AXIS);
}
ADD_INTERFACE (Ottava_bracket,
- "An ottava bracket",
-
- /*
- properties
- */
- "edge-height "
- "bracket-flare "
- "shorten-pair "
- "minimum-length");
+ "An ottava bracket.",
+
+ /* properties */
+ "edge-height "
+ "bracket-flare "
+ "shorten-pair "
+ "minimum-length "
+ );