Issue 4550 (1/2) Avoid "using namespace std;" in included files

[lilypond.git] / lily / dynamic-engraver.cc

diff --git a/lily/dynamic-engraver.cc b/lily/dynamic-engraver.cc
index 4b51d904140e9f0a6e4d87d716a5c534cf174308..ca81388226bb07b21b503108545ab812b3a49f30 100644 (file)
--- a/lily/dynamic-engraver.cc
+++ b/lily/dynamic-engraver.cc
@@ -30,6 +30,8 @@
 
 #include "translator.icc"
 
+using std::string;
+
 class Dynamic_engraver : public Engraver
 {
   TRANSLATOR_DECLARATIONS (Dynamic_engraver);
@@ -179,11 +181,11 @@ Dynamic_engraver::process_music ()
         }
       if (finished_spanner_)
         {
-          if (Hairpin::has_interface (finished_spanner_))
+          if (has_interface<Hairpin> (finished_spanner_))
             Pointer_group_interface::add_grob (finished_spanner_,
                                                ly_symbol2scm ("adjacent-spanners"),
                                                current_spanner_);
-          if (Hairpin::has_interface (current_spanner_))
+          if (has_interface<Hairpin> (current_spanner_))
             Pointer_group_interface::add_grob (current_spanner_,
                                                ly_symbol2scm ("adjacent-spanners"),
                                                finished_spanner_);