source file of the GNU LilyPond music typesetter
- (c) 1997--2002 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1997--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
-#include "molecule.hh"
-#include "paper-def.hh"
+#include "stencil.hh"
+#include "output-def.hh"
#include "font-interface.hh"
#include "rest.hh"
#include "dots.hh"
#include "paper-score.hh"
#include "staff-symbol-referencer.hh"
+#include "directional-element-interface.hh"
// -> offset callback
MAKE_SCHEME_CALLBACK (Rest,after_line_breaking,1);
Rest::after_line_breaking (SCM smob)
{
Grob *me = unsmob_grob (smob);
- int bt = gh_scm2int (me->get_grob_property ("duration-log"));
+ int bt = ly_scm2int (me->get_property ("duration-log"));
int lc = Staff_symbol_referencer::line_count (me);
Real ss = Staff_symbol_referencer::staff_space (me);
- if(lc % 2)
+ if (lc % 2)
{
if (bt == 0 && lc > 1)
{
me->translate_axis (ss/2 , Y_AXIS);
}
- Grob * d = unsmob_grob (me->get_grob_property ("dot"));
+ Grob * d = unsmob_grob (me->get_property ("dot"));
if (d && bt > 4) // UGH.
{
- d->set_grob_property ("staff-position",
- gh_int2scm ((bt == 7) ? 4 : 3));
+ d->set_property ("staff-position",
+ scm_int2num ((bt == 7) ? 4 : 3));
+ }
+ if (d && bt >= -1 && bt <= 1) // UGH again.
+ {
+ d->set_property ("staff-position",
+ scm_int2num ((bt == 0) ? -1 : 1));
}
-
return SCM_UNSPECIFIED;
}
make this function easily usable in C++
*/
String
-Rest::glyph_name (Grob *me, int balltype, String style)
+Rest::glyph_name (Grob *me, int balltype, String style, bool try_ledgers)
{
bool ledgered_b = false;
-
- if (balltype == 0 || balltype == 1)
+ if (try_ledgers && (balltype == 0 || balltype == 1))
{
Real rad = Staff_symbol_referencer::staff_radius (me) * 2.0;
Real pos = Staff_symbol_referencer::get_position (me);
String actual_style (style.to_str0 ());
- if ((style == "mensural") || (style == "neo_mensural")) {
+ if ((style == "mensural") || (style == "neomensural")) {
/*
FIXME: Currently, ancient font does not provide ledgered rests;
ledgered_b = 0;
/*
- There are no 32th/64th/128th mensural/neo_mensural rests. In
+ There are no 32th/64th/128th mensural/neomensural rests. In
these cases, revert back to default style.
*/
if (balltype > 4)
}
-MAKE_SCHEME_CALLBACK (Rest,brew_molecule,1);
+MAKE_SCHEME_CALLBACK (Rest,print,1);
SCM
-Rest::brew_internal_molecule (SCM smob)
+Rest::brew_internal_stencil (SCM smob, bool ledgered)
{
Grob* me = unsmob_grob (smob);
- SCM balltype_scm = me->get_grob_property ("duration-log");
- if (!gh_number_p (balltype_scm))
- return Molecule ().smobbed_copy ();
+ SCM balltype_scm = me->get_property ("duration-log");
+ if (!ly_c_number_p (balltype_scm))
+ return Stencil ().smobbed_copy ();
- int balltype = gh_scm2int (balltype_scm);
+ int balltype = ly_scm2int (balltype_scm);
String style;
- SCM style_scm = me->get_grob_property ("style");
- if (gh_symbol_p (style_scm))
- {
- style = ly_scm2string (scm_symbol_to_string (style_scm));
- }
+ SCM style_scm = me->get_property ("style");
+ if (ly_c_symbol_p (style_scm))
+ style = ly_scm2string (scm_symbol_to_string (style_scm));
Font_metric *fm = Font_interface::get_default_font (me);
- String font_char = glyph_name (me, balltype, style);
- Molecule out = fm->find_by_name (font_char);
- if (out.empty_b())
- {
- me->warning (_f ("rest `%s' not found, ", font_char.to_str0 ()));
- }
+ String font_char = glyph_name (me, balltype, style, ledgered);
+ Stencil out = fm->find_by_name (font_char);
+ if (out.is_empty ())
+ me->warning (_f ("rest `%s' not found", font_char.to_str0 ()));
- return out.smobbed_copy();
+ return out.smobbed_copy ();
}
SCM
-Rest::brew_molecule (SCM smob)
+Rest::print (SCM smob)
{
- return brew_internal_molecule (smob);
+ return brew_internal_stencil (smob, true);
}
MAKE_SCHEME_CALLBACK (Rest,extent_callback,2);
/*
- We need the callback. The real molecule has ledgers depending on
+ We need the callback. The real stencil has ledgers depending on
Y-position. The Y-position is known only after line breaking. */
SCM
Rest::extent_callback (SCM smob, SCM ax)
{
- Axis a = (Axis) gh_scm2int (ax);
- SCM m = brew_internal_molecule (smob);
- return ly_interval2scm (unsmob_molecule (m)->extent (a));
+ Axis a = (Axis) ly_scm2int (ax);
+
+ /*
+ Don't want ledgers: ledgers depend on Y position, which depends on
+ rest collision, which depends on stem size which depends on beam
+ slop of opposite note column.
+
+ consequence: we get too small extents and potential collisions
+ with ledgered rests.
+ */
+ SCM m = brew_internal_stencil (smob, a != X_AXIS);
+ return ly_interval2scm (unsmob_stencil (m)->extent (a));
}
-
+MAKE_SCHEME_CALLBACK (Rest,polyphonic_offset_callback,2);
+SCM
+Rest::polyphonic_offset_callback (SCM smob, SCM)
+{
+ Grob* me = unsmob_grob (smob);
+ if (ly_c_number_p (me->get_property ("staff-position")))
+ return scm_make_real (0);
+
+ Direction d = get_grob_direction (me);
+ Real off = 2* d ;
+ if (off)
+ off *= Staff_symbol_referencer::staff_space (me);
+ return scm_make_real (off);
+}
ADD_INTERFACE (Rest,"rest-interface",
- "a rest",
- "style minimum-beam-collision-distance");
+ "A rest symbol.",
+ "style direction minimum-distance");