Real dy = 0;
SCM s = beam->get_property ("quantized-positions");
if (is_number_pair (s))
- dy = - scm_to_double (scm_car (s)) + scm_to_double (scm_cdr (s));
+ dy = - scm_to_double (scm_car (s)) + scm_to_double (scm_cdr (s));
Grob *s2 = Beam::last_normal_stem (beam);
Grob *s1 = Beam::first_normal_stem (beam);
-
+
Grob *common = s1->common_refpoint (s2, X_AXIS);
- Real dx = s2->relative_coordinate (common, X_AXIS) -
- s1->relative_coordinate (common, X_AXIS);
+ Real dx = s2->relative_coordinate (common, X_AXIS)
+ - s1->relative_coordinate (common, X_AXIS);
return scm_from_double (dx ? dy / dx : 0);
}
else
/* down stems with flags should have more sloped trems (helps avoid
flag/stem collisions without making the stem very long) */
- return scm_from_double (
- (Stem::duration_log (stem) >= 3 && get_grob_direction (stem) == DOWN) ?
- 0.40 : 0.25);
+ return scm_from_double ((Stem::duration_log (stem) >= 3 && get_grob_direction (stem) == DOWN)
+ ? 0.40 : 0.25);
}
MAKE_SCHEME_CALLBACK (Stem_tremolo, calc_width, 1)
bool flag = Stem::duration_log (stem) >= 3 && !beam;
/* beamed stems and up-stems with flags have shorter tremolos */
- return scm_from_double (((stemdir == UP && flag) || beam)? 1.0 : 1.5);
+ return scm_from_double (((stemdir == UP && flag) || beam) ? 1.0 : 1.5);
}
MAKE_SCHEME_CALLBACK (Stem_tremolo, calc_style, 1)
Spanner *beam = Stem::get_beam (stem);
return (beam && beam->is_live ())
- ? Beam::get_beam_translation (beam)
- : (Staff_symbol_referencer::staff_space (me)
- * robust_scm2double (me->get_property ("length-fraction"), 1.0) * 0.81);
+ ? Beam::get_beam_translation (beam)
+ : (Staff_symbol_referencer::staff_space (me)
+ * robust_scm2double (me->get_property ("length-fraction"), 1.0) * 0.81);
}
Stencil
return mol;
}
-
-
MAKE_SCHEME_CALLBACK (Stem_tremolo, pure_height, 3);
SCM
Stem_tremolo::pure_height (SCM smob, SCM, SCM)
{
return untranslated_stencil (me, 0.35).extent (Y_AXIS).length ();
}
-
+
Stencil
Stem_tremolo::untranslated_stencil (Grob *me, Real slope)
{
return raw_stencil (me, slope, stencil_dir);
}
-
Stencil
Stem_tremolo::translated_stencil (Grob *me, Real slope)
{
Grob *stem = unsmob_grob (me->get_object ("stem"));
if (!stem)
return Stencil ();
-
+
Direction stemdir = get_grob_direction (stem);
if (stemdir == 0)
stemdir = UP;
Real end_y
= Stem::stem_end_position (stem) * ss / 2
- - stemdir * max (beam_count, 1) * beam_translation;
+ - stemdir * max (beam_count, 1) * beam_translation;
if (!beam && Stem::duration_log (stem) >= 3)
{
Stem_tremolo::print (SCM grob)
{
Grob *me = unsmob_grob (grob);
-
+
Stencil s = translated_stencil (me, robust_scm2double (me->get_property ("slope"), 0.25));
return s.smobbed_copy ();
}
ADD_INTERFACE (Stem_tremolo,
- "A beam slashing a stem to indicate a tremolo. The property"
- " @code{style} can be @code{default} or @code{rectangle}.",
+ "A beam slashing a stem to indicate a tremolo. The property"
+ " @code{style} can be @code{default} or @code{rectangle}.",
/* properties */
- "beam-thickness "
- "beam-width "
- "flag-count "
- "length-fraction "
- "stem "
+ "beam-thickness "
+ "beam-width "
+ "flag-count "
+ "length-fraction "
+ "stem "
"style "
- "slope "
- );
+ "slope "
+ );