-/*
- horizontal-bracket.cc -- implement Horizontal_bracket
+/*
+ This file is part of LilyPond, the GNU music typesetter.
- source file of the GNU LilyPond music typesetter
+ Copyright (C) 2002--2014 Han-Wen Nienhuys <hanwen@xs4all.nl>
-(c) 2002 Han-Wen Nienhuys <hanwen@cs.uu.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 "horizontal-bracket.hh"
-#include "side-position-interface.hh"
#include "lookup.hh"
-#include "group-interface.hh"
+#include "side-position-interface.hh"
+#include "pointer-group-interface.hh"
#include "directional-element-interface.hh"
-#include "paper-def.hh"
+#include "output-def.hh"
+#include "staff-symbol-referencer.hh"
+#include "tuplet-bracket.hh"
+#include "axis-group-interface.hh"
+#include "spanner.hh"
+#include "item.hh"
+
+Stencil
+Horizontal_bracket::make_bracket (Grob *me,
+ Real length,
+ Axis a, Direction dir)
+{
+ Drul_array<Real> edge_height = robust_scm2interval (me->get_property ("edge-height"),
+ Interval (1.0, 1.0));
+ Drul_array<Real> flare = robust_scm2interval (me->get_property ("bracket-flare"),
+ Interval (0, 0));
+ Drul_array<Real> shorten = robust_scm2interval (me->get_property ("shorten-pair"),
+ Interval (0, 0));
+
+ // Make sure that it points in the correct direction:
+ scale_drul (&edge_height, Real (-dir));
+
+ Interval empty;
+ Offset start;
+ start[a] = length;
+
+ Drul_array<bool> connect_to_other
+ = robust_scm2booldrul (me->get_property ("connect-to-neighbor"),
+ Drul_array<bool> (false, false));
+
+ for (LEFT_and_RIGHT (d))
+ {
+ if (connect_to_other[d])
+ {
+ edge_height[d] = 0.0;
+ flare[d] = 0.0;
+ shorten[d] = 0.0;
+ }
+ }
+
+ /*
+ ugh, Tuplet_bracket should use Horizontal_bracket, not the other way around.
+ */
+ return Tuplet_bracket::make_bracket (me, other_axis (a), start,
+ edge_height, empty, flare, shorten);
+}
-struct Horizontal_bracket
+Stencil
+Horizontal_bracket::make_enclosing_bracket (Grob *me, Grob *refpoint,
+ vector<Grob *> grobs,
+ Axis a, Direction dir)
{
- DECLARE_SCHEME_CALLBACK (brew_molecule, (SCM));
- static bool has_interface (Grob*);
-};
+ Grob *common = common_refpoint_of_array (grobs, refpoint, a);
+ Interval ext = Axis_group_interface::relative_group_extent (grobs, common, a);
+ if (ext.is_empty ())
+ {
+ me->programming_error ("Can't enclose empty extents with bracket");
+ return Stencil ();
+ }
+ else
+ {
+ Stencil b = make_bracket (me, ext.length (), a, dir);
+ b.translate_axis (ext[LEFT] - refpoint->relative_coordinate (common, a), a);
+
+ return b;
+ }
+}
/*
TODO:
- This doesn't look very elegant: should support winged edges.
-
Support texts on the brackets?
-
*/
-
-MAKE_SCHEME_CALLBACK(Horizontal_bracket, brew_molecule, 1);
-
+MAKE_SCHEME_CALLBACK (Horizontal_bracket, print, 1);
SCM
-Horizontal_bracket::brew_molecule (SCM smob)
+Horizontal_bracket::print (SCM smob)
{
- Grob * me = unsmob_grob (smob);
- Spanner *sp = dynamic_cast<Spanner*> (me);
- Link_array<Grob> gs = Pointer_group_interface__extract_grobs (me,(Grob*)0, "columns");
+ Spanner *me = unsmob_spanner (smob);
+ extract_grob_set (me, "columns", gs);
- if (!gs.size())
+ vector<Grob *> enclosed = gs;
+ if (!gs.size ())
{
- me->suicide();
+ me->suicide ();
return SCM_EOL;
}
- Grob * cx = common_refpoint_of_array (gs, me, X_AXIS);
- cx = cx->common_refpoint (sp->get_bound (LEFT), X_AXIS);
- cx = cx->common_refpoint (sp->get_bound (RIGHT),X_AXIS);
-
- Interval ext = gs.top()->extent (cx, X_AXIS);
- ext.unite (gs[0]->extent (cx, X_AXIS));
-
- Direction d = Directional_element_interface::get (me);
- Real t = me->get_paper()->get_var ("linethickness");
- SCM lthick = me->get_grob_property ("thickness");
- if (gh_number_p (lthick))
- t *= gh_scm2double (lthick);
-
- Molecule b = Lookup::bracket (X_AXIS, ext, t, - d* 1.0);
-
- b.translate_axis ( - sp->get_bound (LEFT)->relative_coordinate (cx, X_AXIS), X_AXIS);
+ for (LEFT_and_RIGHT (d))
+ {
+ Item *b = me->get_bound (d);
+ if (b->break_status_dir ())
+ enclosed.push_back (b);
+ }
- return b.smobbed_copy();
+ Stencil b = make_enclosing_bracket (me, me, enclosed, X_AXIS, get_grob_direction (me));
+ return b.smobbed_copy ();
}
-ADD_INTERFACE (Horizontal_bracket,"horizontal-bracket-interface",
- "A horizontal bracket encompassing notes.",
- "thickness columns direction");
+ADD_INTERFACE (Horizontal_bracket,
+ "A horizontal bracket encompassing notes.",
+
+ /* properties */
+ "bracket-flare "
+ "columns "
+ "edge-height "
+ "shorten-pair "
+ "connect-to-neighbor "
+ );
projects / lilypond.git / blobdiff