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 "warn.hh"
#include "dimensions.hh"
#include "engraver.hh"
#include "group-interface.hh"
#include "directional-element-interface.hh"
-#include "translator-group.hh"
+#include "context.hh"
#include "axis-group-interface.hh"
#include "script.hh"
Spanner * finished_cresc_;
Spanner * cresc_;
- Music* script_req_;
+ Music* script_ev_;
- Music * current_cresc_req_;
+ Music * current_cresc_ev_;
Drul_array<Music*> accepted_spanreqs_drul_;
Spanner* line_spanner_;
void typeset_all ();
-TRANSLATOR_DECLARATIONS(Dynamic_engraver );
+ TRANSLATOR_DECLARATIONS (Dynamic_engraver);
protected:
virtual void finalize ();
virtual bool try_music (Music *req);
virtual void stop_translation_timestep ();
virtual void process_music ();
- virtual void start_translation_timestep ();
};
finished_cresc_ = 0;
line_spanner_ = 0;
finished_line_spanner_ = 0;
- current_cresc_req_ = 0;
+ current_cresc_ev_ = 0;
cresc_ =0;
- script_req_ = 0;
- accepted_spanreqs_drul_[START] = 0;
- accepted_spanreqs_drul_[STOP] = 0;
-}
-
-void
-Dynamic_engraver::start_translation_timestep ()
-{
- script_req_ = 0;
+ script_ev_ = 0;
accepted_spanreqs_drul_[START] = 0;
accepted_spanreqs_drul_[STOP] = 0;
}
bool
Dynamic_engraver::try_music (Music * m)
{
- if (m->is_mus_type ("dynamic-event"))
- {
- /*
- TODO: probably broken.
- */
- script_req_ = m;
- return true;
- }
- else if (m->is_mus_type ("abort-event"))
+ if (m->is_mus_type ("absolute-dynamic-event"))
{
- accepted_spanreqs_drul_[LEFT] = 0;
- accepted_spanreqs_drul_[RIGHT] = 0;
/*
- Let's not kill the line spanner, since that would fuck up
- earlier, not-to-be-terminated stuff.
-
- It will disappear by itself when stop_translation_timestep
- () finds that there is nothing to support anymore. */
-
- if (cresc_)
- cresc_->suicide ();
- cresc_ = 0;
+ TODO: probably broken.
+ */
+ script_ev_ = m;
+ return true;
}
else if (m->is_mus_type ("decrescendo-event")
|| m->is_mus_type ("crescendo-event"))
{
- Direction d = to_dir (m->get_mus_property ("span-direction"));
+ Direction d = to_dir (m->get_property ("span-direction"));
+
accepted_spanreqs_drul_[d] = m;
+ if (current_cresc_ev_ && d == START)
+ accepted_spanreqs_drul_[STOP] = m;
return true;
}
return false;
void
Dynamic_engraver::process_music ()
{
- if (accepted_spanreqs_drul_[START] || accepted_spanreqs_drul_[STOP] || script_req_)
+ if (accepted_spanreqs_drul_[START] || accepted_spanreqs_drul_[STOP] || script_ev_)
{
if (!line_spanner_)
{
- line_spanner_ = new Spanner (get_property ("DynamicLineSpanner"));
-
Music * rq = accepted_spanreqs_drul_[START];
- if (script_req_)
- rq = script_req_ ;
- announce_grob(line_spanner_, rq ? rq->self_scm(): SCM_EOL);
+ line_spanner_ = make_spanner ("DynamicLineSpanner", rq ? rq->self_scm (): SCM_EOL );
+
+ if (script_ev_)
+ rq = script_ev_;
}
}
maybe we should leave dynamic texts to the text-engraver and
simply acknowledge them?
*/
- if (script_req_)
+ if (script_ev_)
{
- script_ = new Item (get_property ("DynamicText"));
- script_->set_grob_property ("text",
- script_req_->get_mus_property ("text"));
+ script_ = make_item ("DynamicText", script_ev_->self_scm ());
+ script_->set_property ("text",
+ script_ev_->get_property ("text"));
- if (Direction d = to_dir (script_req_->get_mus_property ("direction")))
- Directional_element_interface::set (line_spanner_, d);
+ if (Direction d = to_dir (script_ev_->get_property ("direction")))
+ set_grob_direction (line_spanner_, d);
Axis_group_interface::add_element (line_spanner_, script_);
- announce_grob(script_, script_req_->self_scm());
}
- if (accepted_spanreqs_drul_[STOP])
+ Music *stop_ev = accepted_spanreqs_drul_ [STOP] ?
+ accepted_spanreqs_drul_[STOP] : script_ev_;
+
+ if (accepted_spanreqs_drul_[STOP] || script_ev_)
{
/*
finish side position alignment if the (de)cresc ends here, and
there are no new dynamics.
*/
-
- if (!cresc_)
- {
- accepted_spanreqs_drul_[STOP]->origin ()->warning
- (_ ("can't find start of (de)crescendo"));
- accepted_spanreqs_drul_[STOP] = 0;
- }
- else
+
+
+ if (cresc_)
{
assert (!finished_cresc_ && cresc_);
finished_cresc_ = cresc_;
cresc_ = 0;
- current_cresc_req_ = 0;
+ current_cresc_ev_ = 0;
+ }
+ else if (accepted_spanreqs_drul_[STOP])
+ {
+ accepted_spanreqs_drul_[STOP]->origin ()->warning (_ ("can't find start of (de)crescendo"));
+ stop_ev = 0;
}
+
}
if (accepted_spanreqs_drul_[START])
{
- if (current_cresc_req_)
+ if (current_cresc_ev_)
{
- Direction sd = to_dir (current_cresc_req_->get_mus_property ("span-direction"));
- String msg = sd == 1
- ? _ ("already have a crescendo")
- : _ ("already have a decrescendo");
-
+ String msg = _ ("already have a decrescendo");
+ if (current_cresc_ev_->is_mus_type ("decrescendo-event"))
+ msg = _ ("already have a crescendo");
+
accepted_spanreqs_drul_[START]->origin ()->warning (msg);
- current_cresc_req_->origin ()->warning (_("Cresc started here"));
+ current_cresc_ev_->origin ()->warning (_("Cresc started here"));
}
else
{
- current_cresc_req_ = accepted_spanreqs_drul_[START];
+ current_cresc_ev_ = accepted_spanreqs_drul_[START];
+
+ if (Direction d = to_dir (current_cresc_ev_->get_property ("direction")))
+ set_grob_direction (line_spanner_, d);
/*
TODO: Use symbols.
*/
String start_type =
- ly_symbol2string (current_cresc_req_->get_mus_property ("name"));
+ ly_symbol2string (current_cresc_ev_->get_property ("name"));
/*
ugh. Use push/pop?
start_type = "crescendo";
SCM s = get_property ((start_type + "Spanner").to_str0 ());
- if (!gh_symbol_p (s) || s == ly_symbol2scm ("hairpin"))
+ if (!ly_c_symbol_p (s) || s == ly_symbol2scm ("hairpin"))
{
- cresc_ = new Spanner (get_property ("Hairpin"));
- cresc_->set_grob_property ("grow-direction",
- gh_int2scm ((start_type == "crescendo")
+ cresc_ = make_spanner ("Hairpin", accepted_spanreqs_drul_[START]->self_scm ());
+ cresc_->set_property ("grow-direction",
+ scm_int2num ((start_type == "crescendo")
? BIGGER : SMALLER));
}
+
+
/*
This is a convenient (and legacy) interface to TextSpanners
for use in (de)crescendi.
*/
else
{
- cresc_ = new Spanner (get_property ("TextSpanner"));
- cresc_->set_grob_property ("type", s);
- daddy_trans_->set_property ((start_type
+ cresc_ = make_spanner ("TextSpanner", accepted_spanreqs_drul_[START]->self_scm ());
+ cresc_->set_property ("style", s);
+ context ()->set_property ((start_type
+ "Spanner").to_str0 (), SCM_EOL);
s = get_property ((start_type + "Text").to_str0 ());
/*
FIXME: use get_markup () to check type.
*/
- if (gh_string_p (s) || gh_pair_p (s))
+ if (ly_c_string_p (s) || ly_c_pair_p (s))
{
- cresc_->set_grob_property ("edge-text",
- gh_cons (s, scm_makfrom0str ("")));
- daddy_trans_->set_property ((start_type + "Text").to_str0 (),
+ cresc_->set_property ("edge-text",
+ scm_cons (s, scm_makfrom0str ("")));
+ context ()->set_property ((start_type + "Text").to_str0 (),
SCM_EOL);
}
}
add_bound_item (line_spanner_, cresc_->get_bound (LEFT));
- announce_grob(cresc_, accepted_spanreqs_drul_[START]->self_scm());
}
}
}
Dynamic_engraver::stop_translation_timestep ()
{
typeset_all ();
- if (!current_cresc_req_)
+ if (!current_cresc_ev_)
{
finished_line_spanner_ = line_spanner_;
line_spanner_ =0;
typeset_all ();
}
+
+ script_ev_ = 0;
+ accepted_spanreqs_drul_[START] = 0;
+ accepted_spanreqs_drul_[STOP] = 0;
}
void
typeset_all ();
if (line_spanner_
- && !line_spanner_->live())
+ && !line_spanner_->is_live ())
line_spanner_ = 0;
if (line_spanner_)
{
}
if (cresc_
- && !cresc_->live())
+ && !cresc_->is_live ())
cresc_ = 0;
if (cresc_)
{
- current_cresc_req_->origin ()->warning (_ ("unterminated (de)crescendo"));
+ current_cresc_ev_->origin ()->warning (_ ("unterminated (de)crescendo"));
cresc_->suicide ();
cresc_ = 0;
}
Maybe just check at typeset_grob ()?
*/
if (finished_cresc_
- && !finished_cresc_->live())
+ && !finished_cresc_->is_live ())
finished_cresc_ = 0;
if (finished_line_spanner_
- && !finished_line_spanner_->live())
+ && !finished_line_spanner_->is_live ())
finished_line_spanner_ = 0;
if (finished_cresc_)
add_bound_item (finished_line_spanner_,
finished_cresc_->get_bound (RIGHT));
}
- typeset_grob (finished_cresc_);
finished_cresc_ =0;
}
- if (script_)
- {
- typeset_grob (script_);
script_ = 0;
- }
if (finished_line_spanner_)
{
- /* To make sure that this works */
- Side_position_interface::add_staff_support (finished_line_spanner_);
-
/*
We used to have
finished_line_spanner_->set_bound (LEFT, ci);
}
- typeset_grob (finished_line_spanner_);
finished_line_spanner_ = 0;
}
}
{
if (line_spanner_
/* Don't refill killed spanner */
- && line_spanner_->live())
+ && line_spanner_->is_live ())
{
Side_position_interface::add_support (line_spanner_,i.grob_);
add_bound_item (line_spanner_,dynamic_cast<Item*> (i.grob_));
if (script_ && !script_->get_parent (X_AXIS))
{
- script_->set_parent (i.grob_, X_AXIS);
+ SCM head = scm_last_pair (i.grob_->get_property ("note-heads"));
+ if (ly_c_pair_p (head))
+ script_->set_parent (unsmob_grob (ly_car (head)), X_AXIS);
}
}
else if (Script_interface::has_interface (i.grob_) && script_)
{
- SCM p = i.grob_->get_grob_property ("script-priority");
+ SCM p = i.grob_->get_property ("script-priority");
/*
UGH.
DynamicText doesn't really have a script-priority field.
*/
- if (gh_number_p (p)
- && gh_scm2int (p) < gh_scm2int (script_->get_grob_property ("script-priority")))
+ if (ly_c_number_p (p)
+ && ly_scm2int (p) < ly_scm2int (script_->get_property ("script-priority")))
{
Side_position_interface::add_support (line_spanner_, i.grob_);
}
}
}
-ENTER_DESCRIPTION(Dynamic_engraver,
-/* descr */ "
-This engraver creates hairpins, dynamic texts, and their vertical
-alignments. The symbols are collected onto a DynamicLineSpanner grob
-which takes care of vertical positioning.
-",
+ENTER_DESCRIPTION (Dynamic_engraver,
+/* descr */
+"This engraver creates hairpins, dynamic texts, and their vertical\n"
+"alignments. The symbols are collected onto a DynamicLineSpanner grob\n"
+"which takes care of vertical positioning. "
+,
/* creats*/ "DynamicLineSpanner DynamicText Hairpin TextSpanner",
-/* accepts */ "text-script-event crescendo-event decrescendo-event",
+/* accepts */ "absolute-dynamic-event crescendo-event decrescendo-event",
/* acks */ "note-column-interface script-interface",
/* reads */ "",
/* write */ "");