trim duplicate headers.

[lilypond.git] / lily / instrument-name-engraver.cc

diff --git a/lily/instrument-name-engraver.cc b/lily/instrument-name-engraver.cc
index 76e0a88e33dca6ca44535e889f230ed91aa0fe43..a256b8beb19b4e48cc44778e4f780a55613c0c3a 100644 (file)
--- a/lily/instrument-name-engraver.cc
+++ b/lily/instrument-name-engraver.cc
@@ -7,7 +7,6 @@
 */
 
 #include "engraver.hh"
-#include "spanner.hh"
 #include "pointer-group-interface.hh"
 #include "side-position-interface.hh"
 #include "axis-group-interface.hh"
@@ -34,6 +33,7 @@ protected:
   DECLARE_ACKNOWLEDGER (axis_group);
   void process_music ();
   void start_spanner ();
+  void consider_start_spanner ();
   void stop_spanner ();
 };
 
@@ -48,11 +48,11 @@ Instrument_name_engraver::Instrument_name_engraver ()
 void
 Instrument_name_engraver::process_music ()
 {
-  start_spanner ();
+  consider_start_spanner ();
 }
 
 void
-Instrument_name_engraver::start_spanner ()
+Instrument_name_engraver::consider_start_spanner ()
 {
   SCM long_text = get_property ("instrumentName");
   SCM short_text = get_property ("shortInstrumentName");
@@ -72,25 +72,46 @@ Instrument_name_engraver::start_spanner ()
     {
       if (text_spanner_)
        stop_spanner ();
-      
-      text_spanner_ = make_spanner ("InstrumentName", SCM_EOL);
-         
-      Grob *col = unsmob_grob (get_property ("currentCommandColumn"));
-      text_spanner_->set_bound (LEFT, col);
-      text_spanner_->set_property ("text", short_text);
-      text_spanner_->set_property ("long-text", long_text);
 
+      
       short_text_ = short_text;
       long_text_ = long_text;
+
+      start_spanner ();
     }
 }
 
+void
+Instrument_name_engraver::start_spanner ()
+{
+  text_spanner_ = make_spanner ("InstrumentName", SCM_EOL);
+         
+  Grob *col = unsmob_grob (get_property ("currentCommandColumn"));
+  text_spanner_->set_bound (LEFT, col);
+  text_spanner_->set_property ("text", short_text_);
+  text_spanner_->set_property ("long-text", long_text_);
+
+  /*
+    UGH, should handle this in Score_engraver.
+  */
+  Grob *system = unsmob_grob (get_property ("rootSystem"));
+  if (system)
+    Axis_group_interface::add_element (system, text_spanner_);
+  else
+    text_spanner_->programming_error ("can't find root system");
+}
+
+
 void
 Instrument_name_engraver::acknowledge_axis_group (Grob_info info)
 {
-  if (text_spanner_ 
-      && dynamic_cast<Spanner *> (info.grob ())
+  if (dynamic_cast<Spanner *> (info.grob ())
       && Axis_group_interface::has_axis (info.grob (), Y_AXIS)
+
+      /* ugh. */
+
+      && !info.grob ()->internal_has_interface (ly_symbol2scm ("dynamic-interface"))
+      && !info.grob ()->internal_has_interface (ly_symbol2scm ("piano-pedal-interface"))
       && (!Align_interface::has_interface (info.grob ())))
     {
       axis_groups_.push_back (info.grob ());
@@ -117,16 +138,6 @@ Instrument_name_engraver::stop_spanner ()
 
   Pointer_group_interface::set_ordered (text_spanner_, ly_symbol2scm ("elements"), false);
 
-  System *system = get_root_system (text_spanner_);
-
-  /*
-    UGH, should handle this in Score_engraver.
-  */
-  if (system)
-    Axis_group_interface::add_element (system, text_spanner_);
-  else
-    text_spanner_->programming_error ("can't find root system");
-
   text_spanner_ = 0;
 }
 
@@ -142,9 +153,6 @@ ADD_TRANSLATOR (Instrument_name_engraver,
                /* create */
                "InstrumentName ",
                
-               /* accept */
-               "",
-               
                /* read */
                "currentCommandColumn "
                "shortInstrumentName "