source file of the GNU LilyPond music typesetter
- (c) 1997--2005 Han-Wen Nienhuys <hanwen@xs4all.nl>
+ (c) 1997--2008 Han-Wen Nienhuys <hanwen@xs4all.nl>
*/
#include "axis-group-interface.hh"
#include "context.hh"
+#include "engraver.hh"
#include "dimensions.hh"
#include "directional-element-interface.hh"
#include "engraver.hh"
#include "hairpin.hh"
+#include "international.hh"
#include "interval.hh"
#include "note-column.hh"
#include "paper-column.hh"
+#include "pointer-group-interface.hh"
#include "script-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 "self-alignment-interface.hh"
-#include "pointer-group-interface.hh"
+#include "spanner.hh"
+#include "text-interface.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 (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_)
}
finished_cresc_ = cresc_;
+ announce_end_grob (finished_cresc_, SCM_EOL);
cresc_ = 0;
current_cresc_ev_ = 0;
}
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_)
{
- 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.
*/
-
- 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;
+ }
- SCM s = get_property ((start_type + "Spanner").to_str0 ());
+ /*
+ 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"))
{
cresc_ = make_spanner ("Hairpin", accepted_spanevents_drul_[START]->self_scm ());
ly_symbol2scm ("adjacent-hairpins"),
finished_cresc_);
}
- cresc_->set_property ("grow-direction",
- scm_from_int ((start_type == "crescendo")
- ? BIGGER : SMALLER));
}
/*
cresc_ = make_spanner ("DynamicTextSpanner", accepted_spanevents_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 (scm_is_string (s) || scm_is_pair (s))
+ + "Spanner").c_str (), SCM_EOL);
+ s = get_property ((start_type + "Text").c_str ());
+ if (Text_interface::is_markup (s))
{
- cresc_->set_property ("edge-text",
- scm_cons (s, scm_makfrom0str ("")));
- context ()->set_property ((start_type + "Text").to_str0 (),
+ cresc_->set_property ("text", s);
+ context ()->set_property ((start_type + "Text").c_str (),
SCM_EOL);
}
+
+ if (script_)
+ {
+ set_nested_property (cresc_,
+ scm_list_3 (ly_symbol2scm ("bound-details"),
+ ly_symbol2scm ("left"),
+ ly_symbol2scm ("attach-dir")
+ ),
+ scm_from_int (RIGHT));
+ }
}
if (script_)
cresc_->set_bound (LEFT, script_);
add_bound_item (line_spanner_, cresc_->get_bound (LEFT));
}
-
Axis_group_interface::add_element (line_spanner_, cresc_);
}
}
{
if (!finished_cresc_->get_bound (RIGHT))
{
+
+ Grob *column_bound = unsmob_grob (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_,
finished_line_spanner_->set_bound (RIGHT, ci);
finished_line_spanner_->set_bound (LEFT, ci);
}
-
finished_line_spanner_ = 0;
}
}
-
-void
-Dynamic_engraver::acknowledge_stem_tremolo (Grob_info info)
-{
- if (line_spanner_)
- Side_position_interface::add_support (line_spanner_, info.grob ());
-}
-
-
-void
-Dynamic_engraver::acknowledge_slur (Grob_info info)
-{
- if (line_spanner_)
- 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, note_column);
-ADD_ACKNOWLEDGER (Dynamic_engraver, slur);
-ADD_ACKNOWLEDGER (Dynamic_engraver, stem_tremolo);
ADD_TRANSLATOR (Dynamic_engraver,
/* doc */
- "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. ",
-
- /* create */ "DynamicLineSpanner DynamicText Hairpin TextSpanner",
- /* accept */ "absolute-dynamic-event crescendo-event decrescendo-event",
- /* read */ "",
- /* write */ "");
+ "Create hairpins, dynamic texts, and their vertical"
+ " alignments. The symbols are collected onto a"
+ " @code{DynamicLineSpanner} grob which takes care of vertical"
+ " positioning.",
+
+ /* create */
+ "DynamicLineSpanner "
+ "DynamicTextSpanner "
+ "DynamicText "
+ "Hairpin "
+ "TextSpanner ",
+
+ /* read */
+ "",
+
+ /* write */
+ ""
+ );
projects / lilypond.git / blobdiff