source file of the GNU LilyPond music typesetter
- (c) 2000 Jan Nieuwenhuizen <janneke@gnu.org>
+ (c) 2000--2002 Jan Nieuwenhuizen <janneke@gnu.org>
*/
#include "engraver.hh"
+#include "lily-guile.hh"
#include "item.hh"
#include "arpeggio.hh"
-#include "span-arpeggio.hh"
#include "group-interface.hh"
+#include "side-position-interface.hh"
+#include "staff-symbol-referencer.hh"
/**
-
- Make arpeggios that span multiple staffs. Catch arpeggios, and span a
+ Make arpeggios that span multiple staves. Catch arpeggios, and span a
Span_arpeggio over them if we find more than two arpeggios.
*/
class Span_arpeggio_engraver : public Engraver
{
public:
- VIRTUAL_COPY_CONS (Translator);
- Span_arpeggio_engraver ();
-
+ TRANSLATOR_DECLARATIONS(Span_arpeggio_engraver);
+
protected:
- virtual void acknowledge_element (Score_element_info);
- virtual void process_acknowledged ();
- virtual void do_pre_move_processing ();
+ virtual void acknowledge_grob (Grob_info);
+ virtual void create_grobs ();
+ virtual void stop_translation_timestep ();
private:
Item *span_arpeggio_;
- Link_array<Score_element> arpeggios_;
+ Link_array<Grob> arpeggios_;
};
}
void
-Span_arpeggio_engraver::acknowledge_element (Score_element_info info)
+Span_arpeggio_engraver::acknowledge_grob (Grob_info info)
{
- int depth = info.origin_trans_l_arr (this).size ();
- if (Arpeggio::has_interface (info.elem_l_))
- //if (info.origin_trans_l_arr (this).size ()
- // && Arpeggio::has_interface (info.elem_l_))
+ if (info.origin_trans_l_arr (this).size ()
+ && Arpeggio::has_interface (info.grob_l_))
{
- arpeggios_.push (info.elem_l_);
+ arpeggios_.push (info.grob_l_);
}
}
void
-Span_arpeggio_engraver::process_acknowledged ()
+Span_arpeggio_engraver::create_grobs ()
{
- if (arpeggios_.size () > 1 && !span_arpeggio_)
+ /*
+ connectArpeggios is slightly brusque; we should really read a elt
+ property of the caught non-span arpeggios. That way, we can have
+
+ both non-connected and connected arps in one pianostaff.
+
+
+ */
+ if (!span_arpeggio_ && arpeggios_.size () > 1
+ && to_boolean (get_property ("connectArpeggios")))
{
- span_arpeggio_ = new Item (get_property ("basicSpanArpeggioProperties"));
- Pointer_group_interface pgi (span_arpeggio_, "arpeggios");
- for (int i = 0; i < arpeggios_.size () ; i++)
- {
- pgi.add_element (arpeggios_[i]);
- span_arpeggio_->add_dependency (arpeggios_[i]);
- }
-
- span_arpeggio_->set_parent (arpeggios_[0], Y_AXIS);
- span_arpeggio_->set_parent (arpeggios_[0], X_AXIS);
-
- announce_element (span_arpeggio_, 0);
+ span_arpeggio_ = new Item (get_property ("Arpeggio"));
+ announce_grob (span_arpeggio_, 0);
}
}
void
-Span_arpeggio_engraver::do_pre_move_processing ()
+Span_arpeggio_engraver::stop_translation_timestep ()
{
if (span_arpeggio_)
{
- typeset_element (span_arpeggio_);
+ /*
+ we do this very late, to make sure we also catch `extra'
+ side-pos support like accidentals.
+ */
+ for (int i=0; i < arpeggios_.size (); i ++)
+ {
+ for (SCM s = arpeggios_[i]->get_grob_property ("stems");
+ gh_pair_p (s); s = ly_cdr (s))
+ Group_interface::add_thing (span_arpeggio_, ly_symbol2scm ("stems"), ly_car (s));
+ for (SCM s = arpeggios_[i]->get_grob_property ("side-support-elements");
+ gh_pair_p (s); s = ly_cdr (s))
+ Group_interface::add_thing (span_arpeggio_, ly_symbol2scm ("side-support-elements"), ly_car (s));
+
+ /*
+ we can't kill the children, since we don't want to the
+ previous note to bump into the span arpeggio; so we make
+ it transparent. */
+ arpeggios_[i]->set_grob_property ("molecule-callback", SCM_BOOL_T);
+ }
+
+ typeset_grob (span_arpeggio_);
span_arpeggio_ = 0;
}
arpeggios_.clear ();
}
-ADD_THIS_TRANSLATOR (Span_arpeggio_engraver);
+
+ENTER_DESCRIPTION(Span_arpeggio_engraver,
+/* descr */ "",
+/* creats*/ "Arpeggio",
+/* acks */ "arpeggio-interface",
+/* reads */ "connectArpeggios",
+/* write */ "");