source file of the GNU LilyPond music typesetter
- (c) 1997--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1997--2001 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
#include "staff-symbol-referencer.hh"
#include "musical-request.hh"
#include "misc.hh"
#include "stem-tremolo.hh"
-
+#include "item.hh"
#include "translator-group.hh"
#include "engraver.hh"
public:
VIRTUAL_COPY_CONS (Translator);
- Stem_engraver();
+ Stem_engraver ();
protected:
- virtual void do_creation_processing ();
- virtual void acknowledge_element (Score_element_info);
- virtual void do_pre_move_processing ();
- virtual bool do_try_music (Music*);
+ virtual void acknowledge_grob (Grob_info);
+ virtual void stop_translation_timestep ();
+ virtual bool try_music (Music*);
private:
- int default_tremolo_type_i_;
- Stem *stem_p_;
- Score_element *tremolo_p_;
+ Grob *stem_p_;
+ Grob *tremolo_p_;
Rhythmic_req *rhythmic_req_l_;
Tremolo_req* tremolo_req_l_;
};
tremolo_req_l_ = 0;
stem_p_ = 0;
tremolo_p_ = 0;
- default_tremolo_type_i_ = 16;
rhythmic_req_l_ =0;
}
-void
-Stem_engraver::do_creation_processing ()
-{
- /*
- huh, why only at creation time?
- */
- SCM prop = get_property ("tremoloFlags");
- if (gh_number_p(prop))
- {
- default_tremolo_type_i_ = gh_scm2int (prop);
- }
-}
void
-Stem_engraver::acknowledge_element(Score_element_info i)
+Stem_engraver::acknowledge_grob (Grob_info i)
{
- Score_element* h = i.elem_l_;
+ Grob* h = i.elem_l_;
if (Rhythmic_head::has_interface (h))
{
if (Rhythmic_head::stem_l (h))
return;
- Rhythmic_req * r = dynamic_cast <Rhythmic_req *> (i.req_l_);
- int duration_log = r->duration_.durlog_i_;
+ int duration_log = unsmob_duration (i.req_l_->get_mus_property ("duration"))-> duration_log ();
+
if (!stem_p_)
{
- stem_p_ = new Stem (get_property ("basicStemProperties"));
- Staff_symbol_referencer::set_interface(stem_p_);
+ stem_p_ = new Item (get_property ("Stem"));
+ Stem::set_interface (stem_p_);
+ Staff_symbol_referencer::set_interface (stem_p_);
- stem_p_->set_elt_property ("duration-log", gh_int2scm (duration_log));
+ stem_p_->set_grob_property ("duration-log", gh_int2scm (duration_log));
if (tremolo_req_l_)
{
the first and last (quarter) note bothe get one tremolo flag.
*/
- int requested_type = tremolo_req_l_->type_i_;
- if (!requested_type)
- requested_type = default_tremolo_type_i_;
+ int requested_type = gh_scm2int (tremolo_req_l_->get_mus_property ("tremolo-type"));
+
+ SCM f = get_property ("tremoloFlags");
+ if (!requested_type && gh_number_p (f))
+ requested_type = gh_scm2int (f);
else
- default_tremolo_type_i_ = requested_type;
+ daddy_trans_l_->set_property ("tremoloFlags", gh_int2scm (requested_type));
if (requested_type)
{
- tremolo_p_ = new Item (get_property ("basicStemTremoloProperties"));
+ tremolo_p_ = new Item (get_property ("StemTremolo"));
Stem_tremolo::set_interface (tremolo_p_);
- announce_element (Score_element_info (tremolo_p_, tremolo_req_l_));
+ announce_grob (tremolo_p_, tremolo_req_l_);
/*
The number of tremolo flags is the number of flags of
the tremolo-type minus the number of flags of the note
- (duration_log > 2 ? duration_log - 2 : 0);
if (tremolo_flags < 0)
tremolo_flags = 0;
- tremolo_p_->set_elt_property ("tremolo-flags",
+ tremolo_p_->set_grob_property ("tremolo-flags",
gh_int2scm (tremolo_flags));
}
}
- announce_element (Score_element_info (stem_p_, r));
+ announce_grob (stem_p_, i.req_l_);
}
if (Stem::flag_i (stem_p_) != duration_log)
{
- r->warning (_f ("Adding note head to incompatible stem (type = %d)", 1 << Stem::flag_i (stem_p_)));
+ i.req_l_->origin ()->warning (_f ("Adding note head to incompatible stem (type = %d)", 1 << Stem::flag_i (stem_p_)));
}
Stem::add_head (stem_p_,h);
}
void
-Stem_engraver::do_pre_move_processing()
+Stem_engraver::stop_translation_timestep ()
{
if (tremolo_p_)
{
Stem_tremolo::set_stem (tremolo_p_, stem_p_);
- typeset_element (tremolo_p_);
+ typeset_grob (tremolo_p_);
tremolo_p_ = 0;
}
if (stem_p_)
{
SCM prop = get_property ("stemLeftBeamCount");
- if (gh_number_p(prop))
+ if (gh_number_p (prop))
{
Stem::set_beaming (stem_p_,gh_scm2int (prop),LEFT);
daddy_trans_l_->set_property ("stemLeftBeamCount", SCM_UNDEFINED);
}
prop = get_property ("stemRightBeamCount");
- if (gh_number_p(prop))
+ if (gh_number_p (prop))
{
Stem::set_beaming (stem_p_,gh_scm2int (prop), RIGHT);
daddy_trans_l_->set_property ("stemRightBeamCount", SCM_UNDEFINED);
// UGH. Should mark non-forced instead.
-
/*
aargh: I don't get it. direction is being set (and then set
to forced), if we have a Chord_tremolo.
*/
- SCM dir = stem_p_->get_elt_property ("direction");
- if (gh_number_p (dir) && to_dir(dir))
+ SCM dir = stem_p_->get_grob_property ("direction");
+ if (gh_number_p (dir) && to_dir (dir))
{
- stem_p_->set_elt_property ("dir-forced", SCM_BOOL_T);
+ stem_p_->set_grob_property ("dir-forced", SCM_BOOL_T);
}
- typeset_element(stem_p_);
+ typeset_grob (stem_p_);
stem_p_ = 0;
}
}
bool
-Stem_engraver::do_try_music (Music* r)
+Stem_engraver::try_music (Music* r)
{
if (Tremolo_req* a = dynamic_cast <Tremolo_req *> (r))
{