source file of the GNU LilyPond music typesetter
- (c) 1997--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1997--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
#include "lily-guile.hh"
-#include "bar.hh"
+#include "bar-line.hh"
#include "item.hh"
#include "span-bar.hh"
#include "engraver.hh"
/**
- Make bars that span multiple "staffs". Catch bars, and span a
+ Make bars that span multiple "staves". Catch bars, and span a
Span_bar over them if we find more than 2 bars. Vertical alignment
- of staffs changes the appearance of spanbars. It is up to the
+ of staves changes the appearance of spanbars. It is up to the
aligner (Vertical_align_engraver, in this case, to add extra
dependencies to the spanbars.
*/
class Span_bar_engraver : public Engraver
{
- Item * spanbar_p_;
- Link_array<Item> bar_l_arr_;
+ Item * spanbar_;
+ Link_array<Item> bars_;
public:
- VIRTUAL_COPY_CONS(Translator);
- Span_bar_engraver();
+ TRANSLATOR_DECLARATIONS(Span_bar_engraver);
protected:
- virtual void acknowledge_element (Score_element_info);
- virtual void do_pre_move_processing();
+ virtual void acknowledge_grob (Grob_info);
+ virtual void stop_translation_timestep ();
};
-Span_bar_engraver::Span_bar_engraver()
+Span_bar_engraver::Span_bar_engraver ()
{
- spanbar_p_ =0;
+ spanbar_ =0;
}
void
-Span_bar_engraver::acknowledge_element (Score_element_info i)
+Span_bar_engraver::acknowledge_grob (Grob_info i)
{
- int depth = i.origin_trans_l_arr (this).size();
+ int depth = i.origin_transes (this).size ();
if (depth > 1
- && Bar::has_interface (i.elem_l_))
+ && Bar_line::has_interface (i.grob_))
{
- Item * it = dynamic_cast<Item*>(i.elem_l_);
- bar_l_arr_.push (it);
+ Item * it = dynamic_cast<Item*> (i.grob_);
+ bars_.push (it);
- if (bar_l_arr_.size() >= 2 && !spanbar_p_)
+ if (bars_.size () >= 2 && !spanbar_)
{
- spanbar_p_ = new Item (get_property ("basicSpanBarProperties"));
- Span_bar::set_interface (spanbar_p_);
-
- spanbar_p_->set_parent (bar_l_arr_[0], Y_AXIS);
- spanbar_p_->set_parent (bar_l_arr_[0], X_AXIS);
+ spanbar_ = make_item ("SpanBar");
- announce_element (spanbar_p_,0);
+ spanbar_->set_parent (bars_[0], X_AXIS);
+
+ announce_grob (spanbar_, SCM_EOL);
}
}
}
void
-Span_bar_engraver::do_pre_move_processing()
+Span_bar_engraver::stop_translation_timestep ()
{
- if (spanbar_p_)
+ if (spanbar_)
{
- for (int i=0; i < bar_l_arr_.size() ; i++)
- Span_bar::add_bar( spanbar_p_,bar_l_arr_[i]);
+ for (int i=0; i < bars_.size () ; i++)
+ Span_bar::add_bar (spanbar_,bars_[i]);
- SCM vissym =ly_symbol2scm ("visibility-lambda");
- SCM vis = bar_l_arr_[0]->get_elt_property (vissym);
- if (scm_equal_p (spanbar_p_->get_elt_property (vissym), vis) != SCM_BOOL_T)
- spanbar_p_->set_elt_property (vissym, vis);
+ SCM vissym =ly_symbol2scm ("break-visibility");
+ SCM vis = bars_[0]->internal_get_grob_property (vissym);
+ if (scm_equal_p (spanbar_->internal_get_grob_property (vissym), vis) != SCM_BOOL_T)
+ spanbar_->internal_set_grob_property (vissym, vis);
- typeset_element (spanbar_p_);
- spanbar_p_ =0;
+ typeset_grob (spanbar_);
+ spanbar_ =0;
}
- bar_l_arr_.set_size (0);
+ bars_.set_size (0);
}
-ADD_THIS_TRANSLATOR(Span_bar_engraver);
+
+ENTER_DESCRIPTION(Span_bar_engraver,
+/* descr */ "This engraver makes cross-staff barlines: It catches all normal "
+"bar lines, and draws a single span-bar across them.",
+/* creats*/ "SpanBar",
+/* accepts */ "",
+/* acks */ "bar-line-interface",
+/* reads */ "",
+/* write */ "");