release: 1.3.43

[lilypond.git] / lily / staff-margin-engraver.cc

diff --git a/lily/staff-margin-engraver.cc b/lily/staff-margin-engraver.cc
index f3344955e429068361effaaba8b3fa4987194d70..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 100644 (file)
--- a/lily/staff-margin-engraver.cc
+++ b/lily/staff-margin-engraver.cc
@@ -1,137 +0,0 @@
-/*
-  staff-margin-engraver.cc -- implement Staff_margin_engraver
-
-  source file of the GNU LilyPond music typesetter
-
-  (c) 1998--2000 Jan Nieuwenhuizen <janneke@gnu.org>
-*/
-
-#include "translator.hh"
-#include "engraver.hh"
-#include "bar.hh"
-#include "dimension-cache.hh"
-#include "timing-translator.hh"
-#include "text-item.hh"
-#include "side-position-interface.hh"
-#include "bar-script-engraver.hh"
-#include "staff-symbol-referencer.hh"
-#include "staff-symbol.hh"
-
-/*
-  TODO:
-
-    * padding
-    * merge with/derive from/add functionality to Bar_script_engraver
- */
-
-/**
-   Hang on left edge of staff to provide suppor for simple items.
- */
-class Left_edge_item : public Item
-{
-public:
-  VIRTUAL_COPY_CONS (Score_element);
-};
-
-/**
-  put (instrument) text to left of line
- */
-class Staff_margin_engraver : public Engraver
-{
-public:
-  VIRTUAL_COPY_CONS (Translator);
-  Staff_margin_engraver ();
-
-protected:
-  virtual void do_pre_move_processing ();
-  virtual void acknowledge_element (Score_element_info);
-
-private:
-  String type_;
-  Text_item* text_p_;
-  Left_edge_item* left_edge_p_;
-  void create_text (SCM);
-};
-
-ADD_THIS_TRANSLATOR (Staff_margin_engraver);
-
-
-Staff_margin_engraver::Staff_margin_engraver ()
-{
-  type_ = "margin";
-  text_p_ = 0;
-  left_edge_p_ = 0;
-}
-
-void
-Staff_margin_engraver::acknowledge_element (Score_element_info info)
-{
-  SCM s = get_property ("instrument");
-  
-  if (now_mom () > Moment (0))
-    s = get_property ("instr");
-
-  //s = ly_str02scm ("HALLO");
-  
-  if (dynamic_cast<Bar*> (info.elem_l_) && gh_string_p (s))
-    create_text (s);
-}
-
-void
-Staff_margin_engraver::create_text (SCM text)
-{
-  if (!text_p_)
-    {
-      assert (!left_edge_p_);
-      Left_edge_item* l = new Left_edge_item;
-      
-      l->set_elt_property ("breakable", SCM_BOOL_T);
-      l->set_elt_property ("break-aligned", SCM_BOOL_T);
-
-      announce_element (Score_element_info (l, 0));
-
-      Staff_symbol_referencer_interface sl (l);
-      sl.set_interface ();
-      left_edge_p_ = l;
-      
-      Text_item* t = new Text_item;
-
-      t->set_elt_property ("self-alignment-Y", gh_int2scm (0));
-      t->dim_cache_[Y_AXIS]->off_callbacks_.push
-       (Side_position_interface::aligned_on_self);
-
-      t->set_parent (l, X_AXIS);
-      t->set_parent (l, Y_AXIS);
-
-      // 'just to be sure': see Clef_item::do_add_processing
-      l->add_dependency (t);
-
-      announce_element (Score_element_info (t, 0));
-
-      SCM s = get_property (type_ + "ScriptPadding");
-      if (gh_number_p (s))
-       {
-         //t->set_elt_property ("padding", s);
-         t->translate_axis (-gh_scm2double (s), X_AXIS);
-       }
-      text_p_ = t;
-    }
-  //text_p_->set_elt_property ("style", s);
-  //text_p_->set_elt_property ("direction", gh_int2scm (RIGHT));
-  text_p_->set_elt_property ("text", text);
-}
-
-void
-Staff_margin_engraver::do_pre_move_processing ()
-{
-  if (text_p_)
-    {
-      text_p_->set_elt_property("visibility-lambda",
-                             ly_eval_str ("begin-of-line-visible"));
-      typeset_element (text_p_);
-      text_p_ = 0;
-      assert (left_edge_p_);
-      typeset_element (left_edge_p_);
-      left_edge_p_ = 0;
-    }
-}