-Piano_pedal_engraver::do_process_music ()
-{
- for (Pedal_info*p = info_list_; p->name_; p ++)
- {
- SCM s = SCM_UNDEFINED;
- if (p->req_l_drul_[STOP] && p->req_l_drul_[START])
- {
- if (!p->start_req_l_)
- {
- p->req_l_drul_[STOP]->origin ()->warning (_f ("can't find start of piano pedal: %s", p->name_ ));
- }
- else
- {
- s = get_property (("stopStart" + String (p->name_ )).ch_C());
- }
- p->start_req_l_ = p->req_l_drul_[START];
- }
- else if (p->req_l_drul_[STOP])
- {
- if (!p->start_req_l_)
- {
- p->req_l_drul_[STOP]->origin ()->warning (_f ("can't find start of piano pedal: %s", p->name_ ));
- }
- else
- {
- s = get_property (("stop" + String (p->name_ )).ch_C());
- }
- p->start_req_l_ = 0;
- }
- else if (p->req_l_drul_[START])
- {
- p->start_req_l_ = p->req_l_drul_[START];
- s = get_property (("start" + String (p->name_ )).ch_C());
- }
-
- if (gh_string_p (s))
- {
- if (p->name_ == String ("Sustain"))
- {
- // fixme: Item should be sufficient.
- p->item_p_ = new Item (get_property ("basicSustainPedalProperties"));
- }
- else
- {
- p->item_p_ = new Item (get_property ("basicPedalProperties"));
- }
- p->item_p_->set_elt_property ("text", s);
- // guh
-
- Side_position::set_axis (p->item_p_,Y_AXIS);
-
- // todo: init with basic props.
- p->item_p_->add_offset_callback (Side_position::aligned_on_self, X_AXIS);
- p->item_p_->add_offset_callback (Side_position::centered_on_parent, X_AXIS);
- announce_element (p->item_p_,
- p->req_l_drul_[START]
- ? p->req_l_drul_[START]
- : p->req_l_drul_[STOP]);
- }
+Piano_pedal_engraver::create_bracket_grobs (Pedal_info *p, bool mixed)
+{
+ if (!p->bracket_ && p->event_drul_[STOP])
+ {
+ string msg = _f ("cannot find start of piano pedal bracket: `%s'", p->type_->base_name_.c_str ());
+ p->event_drul_[STOP]->origin ()->warning (msg);
+ p->event_drul_[STOP] = 0;
+ }
+
+ if (p->event_drul_[STOP])
+ {
+ assert (!p->finished_bracket_);
+
+ Grob *cmc = Grob::unsmob (get_property ("currentMusicalColumn"));
+ p->bracket_->set_bound (RIGHT, cmc);
+
+ /*
+ Set properties so that the stencil-creating function will
+ know whether the right edge should be flared ___/
+ */
+
+ if (!p->event_drul_[START])
+ {
+ SCM flare = p->bracket_->get_property ("bracket-flare");
+ if (scm_is_pair (flare))
+ p->bracket_->set_property ("bracket-flare", scm_cons (scm_car (flare),
+ scm_from_double (0)));
+ }
+
+ p->finished_bracket_ = p->bracket_;
+ p->bracket_ = 0;
+
+ announce_end_grob (p->finished_bracket_, p->event_drul_[STOP]->self_scm ());
+
+ p->current_bracket_ev_ = 0;
+ }
+
+ if (p->event_drul_[START])
+ {
+ p->start_ev_ = p->event_drul_[START];
+ p->current_bracket_ev_ = p->event_drul_[START];
+
+ p->bracket_ = make_spanner ("PianoPedalBracket", p->event_drul_[START]->self_scm ());
+
+ /*
+ Set properties so that the stencil-creating function will
+ know whether the left edge should be flared \___
+ */
+
+ if (!p->finished_bracket_)
+ {
+ SCM flare = p->bracket_->get_property ("bracket-flare");
+ p->bracket_->set_property ("bracket-flare", scm_cons (scm_from_double (0), scm_cdr (flare)));
+ }
+
+ /* Set this property for 'mixed style' pedals, Ped._______/\ ,
+ so the stencil function will shorten the ____ line by the length of the Ped. text.
+ */
+
+ if (mixed)
+ {
+ /*
+ Mixed style: Store a pointer to the preceding text for use in
+ calculating the length of the line
+
+
+ TODO:
+
+ WTF is pedal-text not the bound of the object? --hwn
+ */
+ if (p->item_)
+ p->bracket_->set_object ("pedal-text", p->item_->self_scm ());
+ }
+ }
+
+ p->event_drul_[START] = 0;
+ p->event_drul_[STOP] = 0;
+}
+
+void
+Piano_pedal_engraver::finalize ()
+{
+ for (Pedal_info *p = info_list_; p->type_; p++)
+ {
+ if (p->bracket_
+ && !p->bracket_->is_live ())
+ p->bracket_ = 0;
+
+ if (p->bracket_)
+ {
+ SCM cc = get_property ("currentCommandColumn");
+ Item *c = Item::unsmob (cc);
+ p->bracket_->set_bound (RIGHT, c);
+
+ p->finished_bracket_ = p->bracket_;
+ p->bracket_ = 0;
+ typeset_all (p);
+ }
+