-/*
- ottava-bracket.cc -- implement Ottava_bracket
+/*
+ This file is part of LilyPond, the GNU music typesetter.
+
+ Copyright (C) 2004--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
- source file of the GNU LilyPond music typesetter
+ 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.
- (c) 2004 Han-Wen Nienhuys <hanwen@xs4all.nl>
+ 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 "text-item.hh"
-#include "line-spanner.hh"
+#include "axis-group-interface.hh"
+#include "text-interface.hh"
#include "spanner.hh"
#include "font-interface.hh"
#include "dimensions.hh"
#include "directional-element-interface.hh"
#include "tuplet-bracket.hh"
#include "rhythmic-head.hh"
+#include "pointer-group-interface.hh"
struct Ottava_bracket
{
DECLARE_SCHEME_CALLBACK (print, (SCM));
- static bool has_interface (Grob*);
+ DECLARE_GROB_INTERFACE ();
};
-
/*
TODO: the string for ottava shoudl depend on the available space, ie.
-
- Long: 15ma Short: 15ma Empty: 15
- 8va 8va 8
- 8va bassa 8ba 8
+ Long: 15ma Short: 15ma Empty: 15
+ 8va 8va 8
+ 8va bassa 8ba 8
*/
MAKE_SCHEME_CALLBACK (Ottava_bracket, print, 1);
SCM
Ottava_bracket::print (SCM smob)
{
- Spanner*me = dynamic_cast<Spanner*> (unsmob_grob (smob));
+ Spanner *me = dynamic_cast<Spanner *> (Grob::unsmob (smob));
Interval span_points;
-
+
Grob *common = me->get_bound (LEFT)->common_refpoint (me->get_bound (RIGHT), X_AXIS);
- Output_def * layout = me->get_layout ();
-
+ 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))
- {
- SCM heads = b->get_property ("note-heads");
- common = common_refpoint_of_list (heads, common, X_AXIS);
- for (SCM s = heads; scm_is_pair (s); s = scm_cdr (s))
- {
- Grob * h = unsmob_grob (scm_car (s));
- Grob * dots = Rhythmic_head::get_dots (h);
- if (dots)
- common = dots->common_refpoint (common, X_AXIS);
- }
- }
+ {
+ 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::markup_p (markup))
- text = *unsmob_stencil (Text_interface::interpret_markup (layout->self_scm (), properties, markup));
-
+ if (Text_interface::is_markup (markup))
+ text = *Stencil::unsmob (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))
- {
- for (SCM s = b->get_property ("note-heads"); scm_is_pair (s); s = scm_cdr (s))
- {
- Grob * h = unsmob_grob (scm_car (s));
- 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));
- }
- }
- }
-
+ {
+ 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];
- }
- while (flip (&d) != LEFT);
+ span_points[d] = ext[d];
+ span_points[d] -= d * shorten[d];
+ }
/*
- 0.3 is ~ italic correction.
- */
- Real text_size = text.extent (X_AXIS).is_empty ()
- ? 0.0 : text.extent (X_AXIS)[RIGHT] + 0.3;
-
- span_points[LEFT] = span_points[LEFT]
- <? (span_points[RIGHT] - text_size
- - robust_scm2double (me->get_property ("minimum-length"), -1.0));
-
+ 0.3 is ~ italic correction.
+ */
+ Real text_size = text.extent (X_AXIS).is_empty ()
+ ? 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)));
+
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));
+ for (LEFT_and_RIGHT (d))
+ {
+ edge_height[d] *= -get_grob_direction (me);
+ if (broken[d])
+ edge_height[d] = 0.0;
+ }
- edge_height[LEFT] = 0.0;
- edge_height[RIGHT] *= - get_grob_direction (me);
- if (broken[RIGHT])
- edge_height[RIGHT] = 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);
text.align_to (Y_AXIS, CENTER);
b.add_stencil (text);
-
+
b.translate_axis (- me->relative_coordinate (common, X_AXIS), X_AXIS);
-
- return b.smobbed_copy ();
+
+ return b.smobbed_copy ();
}
+ADD_INTERFACE (Ottava_bracket,
+ "An ottava bracket.",
-ADD_INTERFACE (Ottava_bracket, "ottava-bracket-interface",
- "An ottava bracket",
- "edge-height bracket-flare shorten-pair minimum-length");
+ /* properties */
+ "edge-height "
+ "bracket-flare "
+ "shorten-pair "
+ "minimum-length "
+ );
projects / lilypond.git / blobdiff