source file of the GNU LilyPond music typesetter
- (c) 1996--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1996--2005 Han-Wen Nienhuys <hanwen@cs.uu.nl>
Jan Nieuwenhuizen <janneke@gnu.org>
*/
+#include "slur.hh"
#include <math.h>
#include "directional-element-interface.hh"
#include "font-interface.hh"
#include "group-interface.hh"
-#include "lily-guile.hh"
#include "lookup.hh"
#include "main.hh" // DEBUG_SLUR_SCORING
#include "note-column.hh"
#include "output-def.hh"
-#include "rod.hh"
-#include "slur.hh"
#include "spanner.hh"
#include "staff-symbol-referencer.hh"
#include "staff-symbol.hh"
#include "stem.hh"
-#include "stencil.hh"
#include "text-item.hh"
#include "warn.hh"
#include "slur-scoring.hh"
/*
Ugh should have dash-length + dash-period
*/
-MAKE_SCHEME_CALLBACK (Slur, print,1);
+MAKE_SCHEME_CALLBACK (Slur, print, 1);
SCM
Slur::print (SCM smob)
{
return SCM_EOL;
}
+ Real staff_thick = Staff_symbol_referencer::line_thickness (me);
Real base_thick = robust_scm2double (me->get_property ("thickness"), 1);
- Real thick = base_thick * Staff_symbol_referencer::line_thickness (me);
-
- Real ss = Staff_symbol_referencer::staff_space (me);
+ Real thick = base_thick * staff_thick;
Bezier one = get_curve (me);
-
Stencil a;
/*
TODO: replace dashed with generic property.
*/
- SCM d = me->get_property ("dashed");
- if (scm_is_number (d))
- a = Lookup::dashed_slur (one, thick, thick * robust_scm2double (d, 0));
+ SCM p = me->get_property ("dash-period");
+ SCM f = me->get_property ("dash-fraction");
+ if (scm_is_number (p) && scm_is_number (f))
+ a = Lookup::dashed_slur (one, thick, robust_scm2double (p, 1.0),
+ robust_scm2double (f, 0));
else
- a = Lookup::slur (one, get_grob_direction (me) * base_thick * ss / 10.0,
+ a = Lookup::slur (one,
+ get_grob_direction (me) * staff_thick * 1.0,
thick);
#if DEBUG_SLUR_SCORING
return a.smobbed_copy ();
}
-
Bezier
-Slur::get_curve (Grob*me)
+Slur::get_curve (Grob *me)
{
Bezier b;
int i = 0;
}
void
-Slur::add_column (Grob*me, Grob*n)
+Slur::add_column (Grob *me, Grob *n)
{
Pointer_group_interface::add_grob (me, ly_symbol2scm ("note-columns"), n);
- add_bound_item (dynamic_cast<Spanner*> (me), dynamic_cast<Item*> (n));
+ add_bound_item (dynamic_cast<Spanner *> (me), dynamic_cast<Item *> (n));
}
-
void
-Slur::add_extra_encompass (Grob*me, Grob*n)
+Slur::add_extra_encompass (Grob *me, Grob *n)
{
Pointer_group_interface::add_grob (me, ly_symbol2scm ("encompass-objects"), n);
+ me->add_dependency (n);
}
-
-
MAKE_SCHEME_CALLBACK (Slur, outside_slur_callback, 2);
SCM
Slur::outside_slur_callback (SCM grob, SCM axis)
{
Grob *script = unsmob_grob (grob);
Axis a = Axis (scm_to_int (axis));
+ (void) a;
assert (a == Y_AXIS);
Grob *slur = unsmob_grob (script->get_property ("slur"));
if (!slur)
return scm_from_int (0);
-
+
Grob *cx = script->common_refpoint (slur, X_AXIS);
Grob *cy = script->common_refpoint (slur, Y_AXIS);
Interval yext = robust_relative_extent (script, cy, Y_AXIS);
Interval xext = robust_relative_extent (script, cx, X_AXIS);
-
Real slur_padding = robust_scm2double (script->get_property ("slur-padding"),
0.0); // todo: slur property, script property?
yext.widen (slur_padding);
Real EPS = 1e-3;
-
+
Interval bezext (curve.control_[0][X_AXIS],
curve.control_[3][X_AXIS]);
if (consider[k])
{
ys[k]
- = (fabs(bezext[LEFT] - x) < EPS)
+ = (fabs (bezext[LEFT] - x) < EPS)
? curve.control_[0][Y_AXIS]
- : ((fabs(bezext[RIGHT] - x) < EPS)
+ : ((fabs (bezext[RIGHT] - x) < EPS)
? curve.control_[3][Y_AXIS]
: curve.get_other_coordinate (X_AXIS, x));
consider[k] = true;
-
+
if (yext.contains (ys[k]))
do_shift = true;
}
Direction dir = get_grob_direction (script);
for (int d = LEFT; d <= RIGHT; d++)
{
- offset = dir * (dir * offset >? dir
- * (ys[k] - yext[-dir] + dir * slur_padding));
+ offset = dir * (max (dir * offset,
+ dir * (ys[k] - yext[-dir] + dir * slur_padding)));
k++;
}
}
-
+
return scm_make_real (offset);
}
static Direction
-get_default_dir (Grob*me)
+get_default_dir (Grob *me)
{
Link_array<Grob> encompasses
- = Pointer_group_interface__extract_grobs (me, (Grob*) 0, "note-columns");
+ = extract_grob_array (me, ly_symbol2scm ("note-columns"));
Direction d = DOWN;
- for (int i= 0; i < encompasses.size (); i ++)
+ for (int i = 0; i < encompasses.size (); i++)
{
if (Note_column::dir (encompasses[i]) < 0)
{
return d;
}
-
-MAKE_SCHEME_CALLBACK (Slur, after_line_breaking,1);
+MAKE_SCHEME_CALLBACK (Slur, after_line_breaking, 1);
SCM
Slur::after_line_breaking (SCM smob)
{
- Spanner *me = dynamic_cast<Spanner*> (unsmob_grob (smob));
+ Spanner *me = dynamic_cast<Spanner *> (unsmob_grob (smob));
if (!scm_ilength (me->get_property ("note-columns")))
{
me->suicide ();
ADD_INTERFACE (Slur, "slur-interface",
"A slur",
- "quant-score excentricity encompass-objects control-points dashed slur-details direction height-limit note-columns ratio thickness");
-
+ "positions quant-score excentricity encompass-objects control-points dash-period dash-fraction slur-details direction height-limit note-columns ratio thickness");