/*
This file is part of LilyPond, the GNU music typesetter.
- Copyright (C) 1998--2011 Jan Nieuwenhuizen <janneke@gnu.org>
+ Copyright (C) 1998--2015 Jan Nieuwenhuizen <janneke@gnu.org>
LilyPond is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
#include "multi-measure-rest.hh"
+#include "directional-element-interface.hh"
#include "font-interface.hh"
#include "international.hh"
#include "lookup.hh"
#include "percent-repeat-item.hh"
#include "rest.hh"
#include "separation-item.hh"
+#include "spacing-options.hh"
#include "spanner.hh"
+#include "staff-symbol.hh"
#include "staff-symbol-referencer.hh"
#include "system.hh"
#include "text-interface.hh"
{
SCM spacing_pair = me->get_property ("spacing-pair");
Interval iv;
- Direction d = LEFT;
- do
+ for (LEFT_and_RIGHT (d))
{
Item *col = me->get_bound (d)->get_column ();
SCM align_sym
iv[d] = coldim[-d];
}
- while (flip (&d) != LEFT);
return iv;
}
SCM
Multi_measure_rest::percent (SCM smob)
{
- Grob *me = unsmob_grob (smob);
+ Grob *me = unsmob<Grob> (smob);
Spanner *sp = dynamic_cast<Spanner *> (me);
Stencil r = Percent_repeat_item_interface::x_percent (me, 1);
SCM
Multi_measure_rest::print (SCM smob)
{
- Grob *me = unsmob_grob (smob);
+ Grob *me = unsmob<Grob> (smob);
Spanner *sp = dynamic_cast<Spanner *> (me);
Interval sp_iv = bar_width (sp);
Stencil mol;
mol.add_stencil (symbol_stencil (me, space));
- int measure_count = 0;
- SCM m (me->get_property ("measure-count"));
- if (scm_is_number (m))
- measure_count = scm_to_int (m);
-
mol.translate_axis (x_off, X_AXIS);
return mol.smobbed_copy ();
}
+MAKE_SCHEME_CALLBACK (Multi_measure_rest, height, 1);
+SCM
+Multi_measure_rest::height (SCM smob)
+{
+ Grob *me = unsmob<Grob> (smob);
+
+ Real space = 1000000; // something very large...
+
+ Stencil mol;
+ mol.add_stencil (symbol_stencil (me, space));
+
+ return ly_interval2scm (mol.extent (Y_AXIS));
+}
+
int
calc_closest_duration_log (Grob *me, double duration, bool force_round_up)
{
SCM duration_logs_list = me->get_property ("usable-duration-logs");
if (to_boolean (scm_null_p (duration_logs_list))
- || !to_boolean (scm_list_p (duration_logs_list)))
+ || !to_boolean (scm_list_p (duration_logs_list)))
{
- warning (_ ("usable-duration-logs must be a non-empty list. Falling back to whole rests."));
+ warning (_ ("usable-duration-logs must be a non-empty list."
+ " Falling back to whole rests."));
closest_usable_duration_log = 0;
}
else
calc_measure_duration_log (Grob *me)
{
SCM sml = dynamic_cast<Spanner *> (me)->get_bound (LEFT)
- ->get_property ("measure-length");
- Rational ml = (unsmob_moment (sml)) ? unsmob_moment (sml)->main_part_
- : Rational (1);
+ ->get_property ("measure-length");
+ Rational ml = (unsmob<Moment> (sml)) ? unsmob<Moment> (sml)->main_part_
+ : Rational (1);
double measure_duration = ml.Rational::to_double ();
- bool force_round_up = to_boolean (
- scm_list_p (
- scm_member (
- scm_cons (scm_from_int64 (ml.numerator ()),
- scm_from_int64 (ml.denominator ())),
- me->get_property ("round-up-exceptions"))));
+ bool force_round_up = to_boolean (scm_list_p (scm_member (scm_cons (scm_from_int64 (ml.numerator ()),
+ scm_from_int64 (ml.denominator ())),
+ me->get_property ("round-up-exceptions"))));
return calc_closest_duration_log (me, measure_duration, force_round_up);
}
return s;
}
- Real staff_space = Staff_symbol_referencer::staff_space (me);
-
Font_metric *musfont = Font_interface::get_default_font (me);
int mdl = calc_measure_duration_log (me);
if (measure_count == 1)
{
- Stencil s = musfont->find_by_name (Rest::glyph_name (me, mdl, "", true));
- if (mdl == 0 && Staff_symbol_referencer::get_position (me) == 0.0)
- s.translate_axis (staff_space, Y_AXIS);
+ if (scm_is_null (me->get_property ("staff-position")))
+ {
+ int dir = get_grob_direction (me);
+ Real pos = Rest::staff_position_internal (me, mdl, dir);
+ me->set_property ("staff-position", scm_from_double (pos));
+ }
+
+ Stencil s = musfont->find_by_name (Rest::glyph_name (me, mdl, "", true, 0.0));
s.translate_axis ((space - s.extent (X_AXIS).length ()) / 2, X_AXIS);
return s;
Real symbols_width = 0.0;
double total_duration = measure_count * pow (2.0, -calc_measure_duration_log (me));
+ SCM staff_position = me->get_property ("staff-position");
+
+ if (!scm_is_number (staff_position))
+ {
+ // Staff position is somewhat icky regarding its definition for
+ // compatibility reasons. It is intended to be the baseline of
+ // a breve rest. However, when the staff space is more than
+ // single space (like with tablature), it looks better if all
+ // rests are actually hanging. So staff position, in reality,
+ // is the semi-breve position - 2. Everything else is
+ // calculated from there.
+ int dir = get_grob_direction (me);
+ Real pos = Rest::staff_position_internal (me, 0, dir);
+ me->set_property ("staff-position", scm_from_double (pos - 2));
+ }
+
while (total_duration > 0)
{
int dl = calc_closest_duration_log (me, total_duration, false);
total_duration -= duration;
- Stencil r = musfont->find_by_name (Rest::glyph_name (me, dl, "", true));
+ Stencil r = musfont->find_by_name (Rest::glyph_name (me, dl, "", true, 2));
+
+ Real staff_space = Staff_symbol_referencer::staff_space (me);
if (dl == 0)
{
- Real staff_space = Staff_symbol_referencer::staff_space (me);
r.translate_axis (staff_space, Y_AXIS);
}
+ else
+ {
+ r.translate_axis (staff_space-r.extent (Y_AXIS).at (UP), Y_AXIS);
+ }
symbols_width += r.extent (X_AXIS).length ();
mols = scm_cons (r.smobbed_copy (), mols);
symbol_count++;
}
- /* Make outer padding this much bigger. */
+ /*
+ When symbols spread to fullest extent, outer padding is this much
+ bigger.
+ */
Real outer_padding_factor = 1.5;
+ /* Widest gap between symbols; to be limited by max-symbol-separation */
Real inner_padding = (space - symbols_width)
/ (2 * outer_padding_factor + (symbol_count - 1));
if (inner_padding < 0)
inner_padding = 1.0;
+ Real max_separation = max (robust_scm2double (me->get_property ("max-symbol-separation"), 8.0),
+ 1.0);
+
+ inner_padding = min (inner_padding, max_separation);
+ Real left_offset = (space - symbols_width - (inner_padding * (symbol_count - 1)))
+ / 2;
+
Stencil mol;
for (SCM s = mols; scm_is_pair (s); s = scm_cdr (s))
- mol.add_at_edge (X_AXIS, LEFT, *unsmob_stencil (scm_car (s)),
+ mol.add_at_edge (X_AXIS, LEFT, *unsmob<Stencil> (scm_car (s)),
inner_padding);
mol.align_to (X_AXIS, LEFT);
- mol.translate_axis (outer_padding_factor * inner_padding, X_AXIS);
+ mol.translate_axis (left_offset, X_AXIS);
return mol;
}
Item *lb = li->find_prebroken_piece (RIGHT);
Item *rb = ri->find_prebroken_piece (LEFT);
+ Grob *spacing = unsmob<Grob> (li->get_object ("spacing"));
+ if (!spacing)
+ spacing = unsmob<Grob> (ri->get_object ("spacing"));
+ if (spacing)
+ {
+ Spacing_options options;
+ options.init_from_grob (me);
+ Moment mlen = robust_scm2moment (li->get_property ("measure-length"),
+ Moment (1));
+ length += robust_scm2double (li->get_property ("full-measure-extra-space"), 0.0)
+ + options.get_duration_space (mlen.main_part_)
+ + (robust_scm2double (me->get_property ("space-increment"), 0.0)
+ * log_2 (robust_scm2int (me->get_property ("measure-count"), 1)));
+ }
+
+ length += 2 * robust_scm2double (me->get_property ("bound-padding"), 0.0);
+
+ Real minlen = robust_scm2double (me->get_property ("minimum-length"), 0.0);
+
Item *combinations[4][2] = {{li, ri},
{lb, ri},
{li, rb},
rod.item_drul_[LEFT] = li;
rod.item_drul_[RIGHT] = ri;
- rod.distance_ = Paper_column::minimum_distance (li, ri)
- + length
- + 2 * robust_scm2double (me->get_property ("bound-padding"), 1.0);
-
- Real minlen = robust_scm2double (me->get_property ("minimum-length"), 0);
- rod.distance_ = max (rod.distance_, minlen);
+ rod.distance_ = max (Paper_column::minimum_distance (li, ri) + length,
+ minlen);
rod.add_to_cols ();
}
}
SCM
Multi_measure_rest::set_spacing_rods (SCM smob)
{
- Grob *me = unsmob_grob (smob);
+ Grob *me = unsmob<Grob> (smob);
Real sym_width = symbol_stencil (me, 0.0).extent (X_AXIS).length ();
calculate_spacing_rods (me, sym_width);
SCM
Multi_measure_rest::set_text_rods (SCM smob)
{
- Grob *me = unsmob_grob (smob);
+ Grob *me = unsmob<Grob> (smob);
Stencil *stil = me->get_stencil ();
/* FIXME uncached */
"bound-padding "
"expand-limit "
"hair-thickness "
+ "max-symbol-separation "
"measure-count "
"minimum-length "
"round-up-exceptions "
"round-up-to-longer-rest "
+ "space-increment "
"spacing-pair "
"thick-thickness "
"usable-duration-logs "