source file of the GNU LilyPond music typesetter
- (c) 1997--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
+ (c) 1997--2007 Han-Wen Nienhuys <hanwen@xs4all.nl>
*/
#include "axis-group-interface.hh"
#include "self-alignment-interface.hh"
#include "side-position-interface.hh"
#include "staff-symbol-referencer.hh"
+#include "stream-event.hh"
#include "warn.hh"
+#include "spanner.hh"
#include "translator.icc"
Spanner *finished_line_spanner_;
Spanner *finished_cresc_;
- Music *script_ev_;
- Music *current_cresc_ev_;
+ Stream_event *script_ev_;
+ Stream_event *current_cresc_ev_;
- Drul_array<Music *> accepted_spanevents_drul_;
+ Drul_array<Stream_event *> accepted_spanevents_drul_;
- Link_array__Note_column_ pending_columns_;
- Link_array__Grob_ pending_elements_;
+ vector<Note_column*> pending_columns_;
+ vector<Grob*> pending_elements_;
void typeset_all ();
TRANSLATOR_DECLARATIONS (Dynamic_engraver);
- DECLARE_ACKNOWLEDGER (script);
+ DECLARE_ACKNOWLEDGER (accidental);
DECLARE_ACKNOWLEDGER (stem_tremolo);
DECLARE_ACKNOWLEDGER (note_column);
DECLARE_ACKNOWLEDGER (slur);
+ DECLARE_TRANSLATOR_LISTENER (absolute_dynamic);
+ DECLARE_TRANSLATOR_LISTENER (span_dynamic);
protected:
virtual void finalize ();
- virtual bool try_music (Music *event);
void stop_translation_timestep ();
void process_music ();
};
accepted_spanevents_drul_[STOP] = 0;
}
-bool
-Dynamic_engraver::try_music (Music *m)
+IMPLEMENT_TRANSLATOR_LISTENER (Dynamic_engraver, absolute_dynamic);
+void
+Dynamic_engraver::listen_absolute_dynamic (Stream_event *ev)
{
- if (m->is_mus_type ("absolute-dynamic-event"))
- {
- /*
- 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_property ("span-direction"));
+ /*
+ TODO: probably broken.
+ */
+ ASSIGN_EVENT_ONCE (script_ev_, ev);
+}
- accepted_spanevents_drul_[d] = m;
- if (current_cresc_ev_ && d == START)
- accepted_spanevents_drul_[STOP] = m;
- return true;
- }
- return false;
+IMPLEMENT_TRANSLATOR_LISTENER (Dynamic_engraver, span_dynamic);
+void
+Dynamic_engraver::listen_span_dynamic (Stream_event *ev)
+{
+ Direction d = to_dir (ev->get_property ("span-direction"));
+
+ if (d == START)
+ ASSIGN_EVENT_ONCE (accepted_spanevents_drul_[START], ev);
+
+ /* Cancel any ongoing crescendo, either explicitly by \! or
+ implicitly by a new crescendo. Also avoid warning if cresc is
+ cancelled both implicitly and explicitly. */
+ if ((d == STOP || current_cresc_ev_) && !accepted_spanevents_drul_[STOP])
+ ASSIGN_EVENT_ONCE (accepted_spanevents_drul_[STOP], ev);
}
void
{
if (!line_spanner_)
{
- Music *rq = accepted_spanevents_drul_[START];
+ Stream_event *rq = accepted_spanevents_drul_[START];
line_spanner_ = make_spanner ("DynamicLineSpanner", rq ? rq->self_scm () : SCM_EOL);
if (script_ev_)
rq = script_ev_;
Axis_group_interface::add_element (line_spanner_, script_);
}
- Music *stop_ev = accepted_spanevents_drul_ [STOP]
+ Stream_event *stop_ev = accepted_spanevents_drul_ [STOP]
? accepted_spanevents_drul_[STOP] : script_ev_;
if (accepted_spanevents_drul_[STOP] || script_ev_)
}
else if (accepted_spanevents_drul_[STOP])
{
- accepted_spanevents_drul_[STOP]->origin ()->warning (_ ("can't find start of (de)crescendo"));
+ accepted_spanevents_drul_[STOP]->origin ()->warning (_ ("cannot find start of (de)crescendo"));
stop_ev = 0;
}
}
{
if (current_cresc_ev_)
{
- std::string msg = _ ("already have a decrescendo");
- if (current_cresc_ev_->is_mus_type ("decrescendo-event"))
+ string msg = _ ("already have a decrescendo");
+ if (current_cresc_ev_->in_event_class ("crescendo-event"))
msg = _ ("already have a crescendo");
accepted_spanevents_drul_[START]->origin ()->warning (msg);
/*
TODO: Use symbols.
*/
-
- std::string start_type
- = ly_symbol2string (current_cresc_ev_->get_property ("name"));
-
- /*
- ugh. Use push/pop?
- */
- if (start_type == "DecrescendoEvent")
+
+ SCM start_sym = current_cresc_ev_->get_property ("class");
+ string start_type;
+
+ if (start_sym == ly_symbol2scm ("decrescendo-event"))
start_type = "decrescendo";
- else if (start_type == "CrescendoEvent")
+ else if (start_sym == ly_symbol2scm ("crescendo-event"))
start_type = "crescendo";
+ else
+ {
+ programming_error ("unknown dynamic spanner type");
+ return;
+ }
+ /*
+ UGH. TODO: should read from original event, so appearance
+ may be altered with \tweak.
+ */
SCM s = get_property ((start_type + "Spanner").c_str ());
if (!scm_is_symbol (s) || s == ly_symbol2scm ("hairpin"))
{
ly_symbol2scm ("adjacent-hairpins"),
finished_cresc_);
}
- cresc_->set_property ("grow-direction",
- scm_from_int ((start_type == "crescendo")
- ? BIGGER : SMALLER));
}
/*
if (scm_is_string (s) || scm_is_pair (s))
{
cresc_->set_property ("edge-text",
- scm_cons (s, scm_makfrom0str ("")));
+ scm_cons (s, scm_from_locale_string ("")));
context ()->set_property ((start_type + "Text").c_str (),
SCM_EOL);
}
{
if (finished_cresc_)
{
- if (!finished_cresc_->get_bound (RIGHT))
+ bool use_bar = to_boolean (get_property ("hairpinToBarline"))
+ && scm_is_string (get_property ("whichBar"))
+ && !script_ev_;
+
+
+ if (!finished_cresc_->get_bound (RIGHT)
+ || use_bar)
{
+
+ Grob *column_bound = 0;
+ if (use_bar)
+ {
+ column_bound = unsmob_grob (get_property ("breakableSeparationItem"));
+ }
+
+ if (!column_bound)
+ column_bound = unsmob_grob (use_bar
+ ? get_property ("currentCommandColumn")
+ : get_property ("currentMusicalColumn"));
+
finished_cresc_->set_bound (RIGHT, script_
? script_
- : unsmob_grob (get_property ("currentMusicalColumn")));
+ : column_bound);
if (finished_line_spanner_)
add_bound_item (finished_line_spanner_,
}
}
+void
+Dynamic_engraver::acknowledge_accidental (Grob_info info)
+{
+ if (line_spanner_)
+ Side_position_interface::add_support (line_spanner_, info.grob ());
+}
void
Dynamic_engraver::acknowledge_stem_tremolo (Grob_info info)
Side_position_interface::add_support (line_spanner_, info.grob ());
}
-
void
Dynamic_engraver::acknowledge_slur (Grob_info info)
{
Side_position_interface::add_support (line_spanner_, info.grob ());
}
-
void
Dynamic_engraver::acknowledge_note_column (Grob_info info)
{
finished_cresc_->set_bound (RIGHT, info.grob ());
}
-void
-Dynamic_engraver::acknowledge_script (Grob_info info)
-{
- if (!line_spanner_ || !script_)
- return;
-
- SCM p = info.grob ()->get_property ("script-priority");
-
- /*
- UGH.
-
- DynamicText doesn't really have a script-priority field.
- */
- if (scm_is_number (p)
- && scm_to_int (p)
- < scm_to_int (script_->get_property ("script-priority")))
- Side_position_interface::add_support (line_spanner_, info.grob ());
-}
-
-ADD_ACKNOWLEDGER (Dynamic_engraver, script);
+ADD_ACKNOWLEDGER (Dynamic_engraver, accidental);
ADD_ACKNOWLEDGER (Dynamic_engraver, note_column);
ADD_ACKNOWLEDGER (Dynamic_engraver, slur);
ADD_ACKNOWLEDGER (Dynamic_engraver, stem_tremolo);
"alignments. The symbols are collected onto a DynamicLineSpanner grob\n"
"which takes care of vertical positioning. ",
- /* create */ "DynamicLineSpanner DynamicText Hairpin TextSpanner",
- /* accept */ "absolute-dynamic-event crescendo-event decrescendo-event",
+ /* create */
+ "DynamicLineSpanner "
+ "DynamicText "
+ "Hairpin "
+ "TextSpanner ",
+
/* read */ "",
/* write */ "");