Interval sp_iv;
Direction d = LEFT;
+
+ Grob *common = sp->get_bound (LEFT)->common_refpoint (sp->get_bound (RIGHT), X_AXIS);
do
{
Item * col = sp->get_bound (d)->column_l ();
- Interval coldim = col->extent (0, X_AXIS);
+ Interval coldim = col->extent (common, X_AXIS);
sp_iv[d] = coldim[-d] ;
}
while ((flip (&d)) != LEFT);
- Molecule mol;
- Real x_off = 0.0;
+
+ Real space = sp_iv.length();
Real rx = sp->get_bound (LEFT)->relative_coordinate (0, X_AXIS);
/*
we gotta stay clear of sp_iv, so move a bit to the right if
needed.
*/
- x_off += (sp_iv[LEFT] - rx) >? 0;
+ Real x_off = (sp_iv[LEFT] - rx) >? 0;
- /*
- center between stuff.
- */
- x_off += sp_iv.length ()/ 2;
- mol.add_molecule (symbol_molecule (me));
+ Molecule mol;
+ mol.add_molecule (symbol_molecule (me, space));
int measures = 0;
SCM m (me->get_grob_property ("measure-count"));
Molecule s = Text_item::text2molecule (me,
ly_str02scm (to_str (measures).ch_C ()),
alist_chain);
+
+
s.align_to (X_AXIS, CENTER);
s.translate_axis (3.0, Y_AXIS);
+
+ s.translate_axis (mol.extent (X_AXIS).center (), X_AXIS);
mol.add_molecule (s);
}
mol.translate_axis (x_off, X_AXIS);
Molecule
-Multi_measure_rest::symbol_molecule (Grob *me)
+Multi_measure_rest::symbol_molecule (Grob *me, Real space)
{
- SCM alist_chain = Font_interface::font_alist_chain (me);
-
- SCM style_chain =
- Font_interface::add_style (me, ly_symbol2scm ("mmrest-symbol"),
- alist_chain);
-
- Real staff_space = Staff_symbol_referencer::staff_space (me);
- Font_metric *musfont
- = Font_interface::get_font (me,style_chain);
- Molecule s;
-
int measures = 0;
SCM m (me->get_grob_property ("measure-count"));
if (gh_number_p (m))
SCM limit = me->get_grob_property ("expand-limit");
if (measures <= 0)
- return s;
+ return Molecule();
+
+ if (measures > gh_scm2int (limit))
+ {
+ Real padding = 0.15;
+ Molecule s = big_rest (me, (1.0 - 2*padding) * space);
+ s.translate_axis (padding * space, X_AXIS);
+ return s;
+ }
+
+ SCM alist_chain = Font_interface::font_alist_chain (me);
+
+ SCM style_chain =
+ Font_interface::add_style (me, ly_symbol2scm ("mmrest-symbol"),
+ alist_chain);
+
+ Real staff_space = Staff_symbol_referencer::staff_space (me);
+ Font_metric *musfont
+ = Font_interface::get_font (me,style_chain);
+
if (measures == 1)
{
- s = musfont->find_by_name (Rest::glyph_name (me, 0, ""));
+ Molecule s = musfont->find_by_name (Rest::glyph_name (me, 0, ""));
/*
ugh.
*/
if (Staff_symbol_referencer::position_f (me) == 0.0)
s.translate_axis (staff_space, Y_AXIS);
+
+ s.translate_axis ((space - s.extent (X_AXIS).length ())/2, X_AXIS);
+
+ return s ;
}
- else if (measures <= gh_scm2int (limit))
- {
- Real pad = gh_scm2double (me->get_grob_property ("padding")) * staff_space;
- s = church_rest (musfont, measures, staff_space, pad);
- }
- else
+ else
{
- Real w = gh_scm2double (me->get_grob_property ("width"));
- s = big_rest (me, w);
+ return church_rest (me, musfont, measures, space);
}
- return s;
}
+
+
Molecule
Multi_measure_rest::big_rest (Grob *me, Real width)
{
m.add_at_edge (X_AXIS, RIGHT, yb, -ythick);
m.add_at_edge (X_AXIS, LEFT, yb, -ythick);
- m.align_to (X_AXIS, CENTER);
+ m.align_to (X_AXIS, LEFT);
return m;
}
/*
Kirchenpause (?)
-
*/
Molecule
-Multi_measure_rest::church_rest (Font_metric *musfont, int measures,
- Real staff_space, Real padding)
+Multi_measure_rest::church_rest (Grob*me, Font_metric *musfont, int measures,
+ Real space)
{
- Molecule s;
- /*
- Build a rest from smaller parts. Distances inbetween are
- really variable, see Wanske pp. 125 */
-
+ SCM mols = SCM_EOL;
+
+ /*
+ see Wanske pp. 125
+ */
int l = measures;
+ int count = 0;
+ Real symbols_width = 0.0;
while (l)
{
int k;
l --;
}
- Real pad = s.empty_b () ? 0.0 : padding;
-
Molecule r (musfont->find_by_name ("rests-" + to_str (k)));
if (k == 0)
- r.translate_axis (staff_space, Y_AXIS);
-
- s.add_at_edge (X_AXIS, RIGHT, r, pad);
+ {
+ Real staff_space = Staff_symbol_referencer::staff_space (me);
+ r.translate_axis (staff_space, Y_AXIS);
+ }
+ symbols_width += r.extent (X_AXIS).length ();
+ mols = gh_cons (r.smobbed_copy (), mols);
+ count ++;
+ }
+
+
+ Real outer_padding_factor = 1.5; // make outer padding this much bigger.
+ Real inner_padding = (space - symbols_width) / (2 * outer_padding_factor + (count-1));
+
+ Molecule mol;
+ for (SCM s = mols; gh_pair_p (s); s = gh_cdr(s))
+ {
+ mol.add_at_edge (X_AXIS, LEFT, *unsmob_molecule (gh_car (s)), inner_padding);
}
+ mol.align_to (X_AXIS, LEFT);
+ mol.translate_axis (outer_padding_factor * inner_padding, X_AXIS);
- s.align_to (X_AXIS, CENTER);
- return s;
+ return mol;
}
-/*
- UGH. JUNKME elt prop "columns" isn't really needed.
- */
void
Multi_measure_rest::add_column (Grob*me,Item* c)
{
SCM
Multi_measure_rest::set_spacing_rods (SCM smob)
{
+ return SCM_UNSPECIFIED;
+
Grob*me = unsmob_grob (smob);
Spanner*sp = dynamic_cast<Spanner*> (me);
Rod rod;
rod.item_l_drul_[LEFT] = l;
rod.item_l_drul_[RIGHT] = r;
-
- /*
- should do something more advanced.
- */
- Molecule m = symbol_molecule(me);
-
rod.distance_f_ = l->extent (l, X_AXIS)[BIGGER] - r->extent (r, X_AXIS)[SMALLER]
- + m.extent (X_AXIS).length () + 2.5*staff_space;
+ + 4.0; // magic!
rod.add_to_cols ();
}
"A rest that spans a whole number of measures. For typesetting the
numbers, fields from font-interface may be used.
-padding is the space between number and rest. Measured in staffspace.
",
- "thickness measure-count expand-limit padding");
+ "thickness measure-count expand-limit");