source file of the GNU LilyPond music typesetter
- (c) 2000--2002 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 2000--2003 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
#include "align-interface.hh"
#include "axis-group-interface.hh"
#include "translator-group.hh"
+#include "text-item.hh"
class Instrument_name_engraver : public Engraver
{
Item *text_;
Grob *delim_ ;
- void create_text (SCM s);
+ void create_text ();
public:
TRANSLATOR_DECLARATIONS(Instrument_name_engraver);
virtual void initialize ();
virtual void acknowledge_grob (Grob_info);
virtual void stop_translation_timestep ();
+ virtual void process_music ();
};
}
void
-Instrument_name_engraver::create_text (SCM txt)
+Instrument_name_engraver::create_text ()
{
- if (!text_)
+ if (!text_)
{
+ SCM txt = get_property ("instrument");
+
+ if (now_mom () > Moment (0))
+ txt = get_property ("instr");
+
+ if (!new_markup_p (txt))
+ return ;
+
text_ = new Item (get_property ("InstrumentName"));
if (text_->get_grob_property ("text") != txt)
text_->set_grob_property ("text", txt);
-
+
+ if (new_markup_p (txt))
+ text_->set_grob_property ("molecule-callback", new_markup_brewer());
+
if (delim_)
text_->set_parent (delim_, Y_AXIS);
{
if (Bar_line::has_interface (i.grob_))
{
- SCM s = get_property ("instrument");
-
- if (now_mom () > Moment (0))
- s = get_property ("instr");
-
- /*
- FIXME: use get_markup () to check type.
- */
- if (gh_string_p (s) || gh_pair_p (s))
- create_text (s);
+ create_text();
}
if (dynamic_cast<Spanner*> (i.grob_)
groups enclosing that staff. The alignment has no real location,
but is only a vehicle for the placement routine it contains, and
therefore the location of its refpoint won't be very useful.
-
We could also just use stavesFound, but lets keep this working
without staffs as well.
-
*/
if (dynamic_cast<Spanner*> (i.grob_)
&& ((Axis_group_interface::has_interface (i.grob_)
}
}
-
-
+void
+Instrument_name_engraver::process_music ()
+{
+ /*
+ Also create text if barlines in other groups. This allows
+ a name to be attached to lyrics or chords.
+ */
+ if (gh_string_p (get_property ("whichBar")))
+ create_text();
+}
ENTER_DESCRIPTION(Instrument_name_engraver,
-/* descr */ " Prints the name of the instrument (specified by
-@code{Staff.instrument} and @code{Staff.instr})
-at the left of the
-staff.",
+/* descr */ " Prints the name of the instrument (specified by "
+" @code{Staff.instrument} and @code{Staff.instr}) "
+"at the left of the staff. ",
/* creats*/ "InstrumentName",
-/* accepts */ "general-music",
+/* accepts */ "",
/* acks */ "bar-line-interface axis-group-interface",
/* reads */ "instrument instr",
/* write */ "");