/*
- g-script-column-engraver.cc -- implement Script_column_engraver
+ script-column-engraver.cc -- implement Script_column_engraver
source file of the GNU LilyPond music typesetter
- (c) 1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1999--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
#include "engraver.hh"
#include "script-column.hh"
-#include "staff-side.hh"
-#include "dimension-cache.hh"
+#include "item.hh"
+#include "side-position-interface.hh"
/**
Find potentially colliding scripts, and put them in a
Script_column, that will fix the collisions. */
class Script_column_engraver : public Engraver
{
- Script_column *scol_p_;
- Link_array<Item> script_l_arr_;
- Link_array<Staff_side_item> staff_side_l_arr_;
+ Grob *scol_;
+ Link_array<Item> scripts_;
+
public:
- Script_column_engraver ();
- VIRTUAL_COPY_CONS(Translator);
+ TRANSLATOR_DECLARATIONS(Script_column_engraver);
protected:
- virtual void acknowledge_element (Score_element_info);
- virtual void process_acknowledged ();
- virtual void do_pre_move_processing ();
- virtual void do_post_move_processing ();
+ virtual void acknowledge_grob (Grob_info);
+ virtual void process_acknowledged_grobs ();
+ virtual void stop_translation_timestep ();
};
-Script_column_engraver::Script_column_engraver()
+Script_column_engraver::Script_column_engraver ()
{
- scol_p_ =0;
+ scol_ =0;
}
void
-Script_column_engraver::do_pre_move_processing ()
+Script_column_engraver::stop_translation_timestep ()
{
- if (scol_p_)
+ if (scol_)
{
- typeset_element (scol_p_);
- scol_p_ =0;
+ typeset_grob (scol_);
+ scol_ =0;
}
+ scripts_.clear ();
}
void
-Script_column_engraver::do_post_move_processing ()
-{
- script_l_arr_.clear ();
- staff_side_l_arr_.clear ();
-}
-
-void
-Script_column_engraver::acknowledge_element( Score_element_info inf)
+Script_column_engraver::acknowledge_grob (Grob_info inf)
{
- Item *thing = dynamic_cast<Item*>(inf.elem_l_);
- if (!thing)
- return;
-
- Graphical_element *parent = thing->parent_l(Y_AXIS);
-
-
- if (Staff_side_item * ss = dynamic_cast<Staff_side_item*>(parent))
+ Item *thing = dynamic_cast<Item*> (inf.grob_);
+ if (thing && Side_position_interface::has_interface (inf.grob_)) // ugh FIXME
{
- if (!ss->breakable_b () && ss->axis_ == Y_AXIS)
+ if (!Item::breakable_b (thing)
+ && Side_position_interface::get_axis (inf.grob_) == Y_AXIS)
{
- script_l_arr_.push (thing);
+ scripts_.push (thing);
}
}
}
void
-Script_column_engraver::process_acknowledged ()
+Script_column_engraver::process_acknowledged_grobs ()
{
- if (!scol_p_ && script_l_arr_.size () > 1)
+ if (!scol_ && scripts_.size () > 1)
{
- scol_p_ = new Script_column;
- announce_element (Score_element_info (scol_p_, 0));
+ scol_ = make_item ("ScriptColumn");
+ announce_grob(scol_, SCM_EOL);
}
- if (scol_p_)
+ if (scol_)
{
- for (int i=0; i < script_l_arr_.size (); i++)
- scol_p_->add_staff_sided (script_l_arr_[i]);
- script_l_arr_.clear ();
+ for (int i=0; i < scripts_.size (); i++)
+ Script_column::add_staff_sided (scol_, scripts_[i]);
+ scripts_.clear ();
}
+
}
-ADD_THIS_TRANSLATOR(Script_column_engraver);
+
+ENTER_DESCRIPTION(Script_column_engraver,
+/* descr */ "",
+/* creats*/ "ScriptColumn",
+/* accepts */ "",
+/* acks */ "side-position-interface",
+/* reads */ "",
+/* write */ "");