source file of the GNU LilyPond music typesetter
- (c) 2002--2004 Juergen Reuter <reuter@ipd.uka.de>
-
+ (c) 2002--2005 Juergen Reuter <reuter@ipd.uka.de>
+
Han-Wen Nienhuys <hanwen@xs4all.nl
-
*/
#include "engraver.hh"
-#include "item.hh"
#include "note-head.hh"
-#include "event.hh"
-#include "pitch.hh"
#include "pitch-interval.hh"
#include "protected-scm.hh"
#include "staff-symbol-referencer.hh"
class Ambitus_engraver : public Engraver
{
public:
-TRANSLATOR_DECLARATIONS (Ambitus_engraver);
+ TRANSLATOR_DECLARATIONS (Ambitus_engraver);
virtual void process_music ();
virtual void acknowledge_grob (Grob_info);
virtual void stop_translation_timestep ();
virtual void finalize ();
+ virtual void derived_mark () const;
private:
void create_ambitus ();
Pitch_interval pitch_interval_;
bool is_typeset_;
int start_c0_;
- Protected_scm start_key_sig_;
+ SCM start_key_sig_;
};
+void
+Ambitus_engraver::derived_mark () const
+{
+ scm_gc_mark (start_key_sig_);
+}
+
void
Ambitus_engraver::create_ambitus ()
{
- ambitus_ = make_item ("AmbitusLine",SCM_EOL);
- group_ = make_item ("Ambitus",SCM_EOL);
+ ambitus_ = make_item ("AmbitusLine", SCM_EOL);
+ group_ = make_item ("Ambitus", SCM_EOL);
Direction d = DOWN;
do
{
heads_[d] = make_item ("AmbitusNoteHead", SCM_EOL);
accidentals_[d] = make_item ("AmbitusAccidental", SCM_EOL);
accidentals_[d]->set_parent (heads_[d], Y_AXIS);
- heads_[d]->set_property ("accidental-grob", accidentals_[d]->self_scm ());
+ heads_[d]->set_property ("accidental-grob",
+ accidentals_[d]->self_scm ());
Axis_group_interface::add_element (group_, heads_[d]);
Axis_group_interface::add_element (group_, accidentals_[d]);
Side_position_interface::add_support (accidentals_[d], heads_[d]);
}
while (flip (&d) != DOWN);
+
ambitus_->set_parent (heads_[DOWN], X_AXIS);
Axis_group_interface::add_element (group_, ambitus_);
-
- is_typeset_ = false;
-}
+ is_typeset_ = false;
+}
Ambitus_engraver::Ambitus_engraver ()
{
accidentals_[LEFT] = accidentals_[RIGHT] = 0;
group_ = 0;
is_typeset_ = false;
+ start_key_sig_ = SCM_EOL;
}
void
start_c0_ = robust_scm2int (get_property ("middleCPosition"), 0);
start_key_sig_ = get_property ("keySignature");
-
is_typeset_ = true;
}
}
void
Ambitus_engraver::acknowledge_grob (Grob_info info)
{
- Item *item = dynamic_cast <Item *>(info.grob_);
+ Item *item = dynamic_cast<Item *> (info.grob ());
if (item)
{
- if (Note_head::has_interface (info.grob_))
+ if (Note_head::has_interface (info.grob ()))
{
Music *nr = info.music_cause ();
if (nr && nr->is_mus_type ("note-event"))
{
Pitch p = pitch_interval_[d];
heads_[d]->set_property ("staff-position",
- scm_from_int (start_c0_ +
- p.steps ()));
+ scm_from_int (start_c0_
+ + p.steps ()));
SCM handle = scm_assoc (scm_cons (scm_from_int (p.get_octave ()),
scm_from_int (p.get_notename ())),
if (handle == SCM_BOOL_F)
handle = scm_assoc (scm_from_int (p.get_notename ()),
start_key_sig_);
+
+ int sig_alter = (handle != SCM_BOOL_F)
+ ? scm_to_int (scm_cdr (handle)) : 0;
- int sig_alter = (handle != SCM_BOOL_F) ? scm_to_int (ly_cdr (handle)) : 0;
if (sig_alter == p.get_alteration ())
{
- accidentals_[d]->suicide();
+ accidentals_[d]->suicide ();
heads_[d]->set_property ("accidental-grob", SCM_EOL);
}
else
{
- accidentals_[d]->set_property ("accidentals",
- scm_list_1 (scm_from_int (p.get_alteration ())));
+ SCM l = scm_list_1 (scm_from_int (p.get_alteration ()));
+ accidentals_[d]->set_property ("accidentals", l);
+
}
}
while (flip (&d) != DOWN);
Direction d = DOWN;
do
{
- accidentals_[d]->suicide();
- heads_[d]->suicide();
- }
+ accidentals_[d]->suicide ();
+ heads_[d]->suicide ();
+ }
while (flip (&d) != DOWN);
- ambitus_->suicide();
+
+ ambitus_->suicide ();
}
}
-ENTER_DESCRIPTION (Ambitus_engraver,
-/* descr */ "",
-/* creats*/ "Ambitus AmbitusLine AmbitusNoteHead AmbitusAccidental",
-/* accepts */ "",
-/* acks */ "note-head-interface",
-/* reads */ "",
-/* write */ "");
+ADD_TRANSLATOR (Ambitus_engraver,
+ /* descr */ "",
+ /* creats*/ "Ambitus AmbitusLine AmbitusNoteHead AmbitusAccidental",
+ /* accepts */ "",
+ /* acks */ "note-head-interface",
+ /* reads */ "",
+ /* write */ "");