source file of the GNU LilyPond music typesetter
- (c) 1997--1998 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1997--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
-#include <ctype.h>
-#include "clef-item.hh"
+
+#include "clef.hh"
#include "string.hh"
#include "molecule.hh"
-#include "paper-def.hh"
-#include "lookup.hh"
-#include "clef-engraver.hh"
-#include "text-item.hh"
+#include "item.hh"
-void
-Clef_item::do_pre_processing()
+/*
+FIXME: should use symbol.
+
+*/
+MAKE_SCHEME_CALLBACK(Clef,before_line_breaking);
+SCM
+Clef::before_line_breaking (SCM smob)
{
- bool b= (break_status_dir() != RIGHT);
- change_b_ = b;
+ Item * s = dynamic_cast<Item*> (unsmob_element (smob));
+
+ SCM style_sym =s->get_elt_property ("style");
+ String style;
+ if (gh_string_p (style_sym))
+ style = ly_scm2string (style_sym);
+
+ SCM glyph = s->get_elt_property ("glyph");
+
+ if (gh_string_p (glyph))
+ {
+ String str = ly_scm2string (glyph);
- if (default_b_)
+ /*
+ FIXME: should use fontsize property to set clef changes.
+ */
+ if (s->get_elt_property ("non-default") &&
+ s->break_status_dir() != RIGHT && style != "fullSizeChanges")
+ {
+ str += "_change";
+ s->set_elt_property ("glyph", ly_str02scm (str.ch_C()));
+ }
+ }
+ else
{
- set_empty(b);
- transparent_b_ = b;
+ s->suicide ();
+ return SCM_UNDEFINED;
}
+
+ return SCM_UNDEFINED;
}
-Clef_item::Clef_item()
+bool
+Clef::has_interface (Score_element* me)
{
- breakable_b_ =true;
- default_b_ = false;
- change_b_ = true;
- octave_dir_ = CENTER;
- symbol_ = "violin";
- y_position_i_ = -2;
-
- // Ugh: This should be const, I guess.
- octave_marker_td_p_.set_p (new Text_def());
- octave_marker_td_p_->text_str_ = "8";
- octave_marker_td_p_->style_str_ = "italic";
+ return me->has_interface (ly_symbol2scm ("clef-interface"));
}
void
-Clef_item::read (Clef_engraver const &k)
+Clef::set_interface (Score_element* me)
{
- symbol_ = k.clef_type_str_;
- y_position_i_ = k.clef_position_i_;
- octave_dir_ = k.octave_dir_;
+ me->set_interface (ly_symbol2scm ("clef-interface"));
}
-Molecule*
-Clef_item::brew_molecule_p() const
-{
- String t = symbol_;
- if (change_b_)
- t += "_change";
- Atom s = lookup_l ()->clef (t);
- Molecule*output = new Molecule (Atom (s));
- output->translate_axis (paper()->internote_f () * y_position_i_, Y_AXIS);
- if (octave_dir_) {
- Molecule octave_marker = Molecule(octave_marker_td_p_->get_atom(paper(),
- CENTER));
- Real offset = output->extent()[Y_AXIS][octave_dir_]
- - octave_marker.extent()[Y_AXIS][- octave_dir_];
- if (octave_dir_ == DOWN)
- offset += octave_marker.extent()[Y_AXIS][UP] * 0.35 ;
- octave_marker.translate_axis (offset, Y_AXIS);
- output->add_molecule (octave_marker);
- }
- return output;
-}
-
-
-IMPLEMENT_IS_TYPE_B1(Clef_item,Item);
-
-#include "pointer.tcc"
-template class P<Text_def>; // ugh
-