release: 1.1.1

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

diff --git a/lily/score-engraver.cc b/lily/score-engraver.cc
index 1b30731fd710d69d6e5f80516fb1e6adf5433d2d..37a73b00c19646b93af9baaa3d00693f05b963a9 100644 (file)
--- a/lily/score-engraver.cc
+++ b/lily/score-engraver.cc
@@ -18,6 +18,7 @@
 #include "paper-def.hh"
 
 
+
 Score_engraver::Score_engraver()
 {
   break_penalty_i_ = 0;
@@ -103,10 +104,9 @@ Score_engraver::do_announces()
          */
        if (announce_info_arr_[i].req_l_) 
          {
-           Musical_req *m = announce_info_arr_[i].req_l_->access_Musical_req ();
-           if (m && m->access_Rhythmic_req ()) 
+           if (Rhythmic_req *rq = dynamic_cast <Rhythmic_req *> (announce_info_arr_[i].req_l_))
              {
-               musical_column_l_->add_duration (m->duration());
+               musical_column_l_->add_duration (rq->duration());
              }
          }
       Engraver_group_engraver::do_announces();
@@ -117,23 +117,21 @@ Score_engraver::do_announces()
 void
 Score_engraver::typeset_element (Score_element *elem_p)
 {
-  elem_p_arr_.push(elem_p);
+  elem_p_arr_.push (elem_p);
 }
 
+
 void
 Score_engraver::typeset_all()
 {
   for  (int i =0; i < elem_p_arr_.size(); i++) 
     {
       Score_element * elem_p = elem_p_arr_[i];
-      if (elem_p->access_Spanner ()) 
+      if (Spanner *s = dynamic_cast <Spanner *> (elem_p))
        {
-         Spanner *s = elem_p->access_Spanner ();
          pscore_p_->typeset_unbroken_spanner (s);
 
-
-
-                 /*
+           /*
            do something sensible if spanner not 
            spanned on 2 items.
           */
@@ -148,7 +146,7 @@ Score_engraver::typeset_all()
        }
       else 
        {
-         Item *item_p = elem_p->access_Item ();
+         Item *item_p = dynamic_cast <Item *> (elem_p);
          pscore_p_->typeset_element (item_p);
          if (!item_p->axis_group_l_a_[X_AXIS]) {
            if (item_p->breakable_b_) 
@@ -228,7 +226,6 @@ Score_engraver::get_staff_info() const
 }
 
 
-
 Music_output*
 Score_engraver::get_output_p ()
 {
@@ -242,22 +239,21 @@ Score_engraver::do_try_request (Request*r)
 {
   bool gotcha = Engraver_group_engraver::do_try_request (r);  
 
-  if (gotcha || !r->access_Command_req ())
-    return gotcha;
-
-  Command_req * c = r->access_Command_req ();
-  if (c->access_Break_req ())
+  if (!gotcha)
     {
-      Break_req* b = (Break_req*)c->access_Break_req ();
-      if (b->penalty_i_ <= Break_req::DISALLOW)
-       break_penalty_i_ = b->penalty_i_;
-      else if (b->penalty_i_ >= Break_req::FORCE)
+      if (Break_req* b = dynamic_cast<Break_req *> (r))
        {
-         command_column_l_->break_penalty_i_ = b->penalty_i_;
-         gotcha = true;
+         if (b->penalty_i_ <= Break_req::DISALLOW)
+           break_penalty_i_ = b->penalty_i_;
+         else if (b->penalty_i_ >= Break_req::FORCE)
+           {
+             command_column_l_->break_penalty_i_ = b->penalty_i_;
+             gotcha = true;
+           }
        }
     }
-  return gotcha;
+   return gotcha;
+
 }
 
 IMPLEMENT_IS_TYPE_B1(Score_engraver,Engraver_group_engraver);
@@ -267,7 +263,7 @@ void
 Score_engraver::do_add_processing ()
 {
   Translator_group::do_add_processing ();
-  assert (output_def_l_->is_type_b (Paper_def::static_name ()));
+  assert (dynamic_cast<Paper_def *> (output_def_l_));
   assert (!daddy_trans_l_);
   pscore_p_ = new Paper_score;
   pscore_p_->paper_l_ = (Paper_def*)output_def_l_;