source file of the GNU LilyPond music typesetter
- (c) 2000--2003 Juergen Reuter <reuter@ipd.uka.de>
+ (c) 2000--2007 Juergen Reuter <reuter@ipd.uka.de>
*/
/* TODO:
- - do not show if a clef change immediately follows in the next line
-
- - decide: do or do not print custos if the next line starts with a rest
+- do not show if a clef change immediately follows in the next line
+- decide: do or do not print custos if the next line starts with a rest
*/
+#include <cstdio>
+#include <cmath> // rint
+using namespace std;
-#include <stdio.h>
+#include "custos.hh"
#include "direction.hh"
+#include "font-interface.hh"
+#include "international.hh"
+#include "item.hh"
+#include "note-head.hh"
#include "staff-symbol-referencer.hh"
-#include "custos.hh"
-#include "molecule.hh"
#include "warn.hh"
-#include "note-head.hh"
-#include "item.hh"
-#include "font-interface.hh"
-#include "math.h" // rint
-MAKE_SCHEME_CALLBACK (Custos,brew_molecule,1);
+MAKE_SCHEME_CALLBACK (Custos, print, 1);
SCM
-Custos::brew_molecule (SCM smob)
+Custos::print (SCM smob)
{
Item *me = (Item *)unsmob_grob (smob);
- SCM scm_style = me->get_grob_property ("style");
- String style;
- if (gh_symbol_p (scm_style))
- {
- style = ly_symbol2string (scm_style);
- }
+ SCM scm_style = me->get_property ("style");
+ string style;
+ if (scm_is_symbol (scm_style))
+ style = ly_symbol2string (scm_style);
else
- {
- style = "mensural";
- }
+ style = "mensural";
/*
* Shall we use a common custos font character regardless if on
* staffline or not, or shall we use individual font characters
* for both cases?
*/
- bool adjust =
- to_boolean (me->get_grob_property ("adjust-if-on-staffline"));
-
- int neutral_pos;
- SCM ntr_pos = me->get_grob_property ("neutral-position");
- if (gh_number_p (ntr_pos))
- neutral_pos = gh_scm2int (ntr_pos);
- else
- neutral_pos = 0;
+ bool adjust = true;
- Direction neutral_direction =
- to_dir (me->get_grob_property ("neutral-direction"));
+ int neutral_pos = robust_scm2int (me->get_property ("neutral-position"), 0);
+ Direction neutral_direction
+ = to_dir (me->get_property ("neutral-direction"));
- int pos = (int)rint (Staff_symbol_referencer::get_position (me));
- int sz = Staff_symbol_referencer::line_count (me)-1;
+ int pos = Staff_symbol_referencer::get_rounded_position (me);
+ int sz = Staff_symbol_referencer::line_count (me) - 1;
- String font_char = "custodes-" + style + "-";
+ string font_char = "custodes." + style + ".";
if (pos < neutral_pos)
font_char += "u";
else if (pos > neutral_pos)
font_char += "d";
if (adjust)
- {
- font_char += (((pos ^ sz) & 0x1) == 0) ? "1" : "0";
- }
+ font_char += (((pos ^ sz) & 0x1) == 0) ? "1" : "0";
else
- {
- font_char += "2";
- }
+ font_char += "2";
- Molecule molecule
+ Stencil stencil
= Font_interface::get_default_font (me)->find_by_name (font_char);
- if (molecule.empty_b ())
+ if (stencil.is_empty ())
{
me->warning (_f ("custos `%s' not found", font_char));
return SCM_EOL;
}
- else
- {
- // add ledger lines
- int pos = (int)rint (Staff_symbol_referencer::get_position (me));
- int interspaces = Staff_symbol_referencer::line_count (me)-1;
- if (abs (pos) - interspaces > 1)
- {
- Molecule ledger_lines =
- Note_head::brew_ledger_lines (me, pos, interspaces,
- molecule.extent (X_AXIS), true);
- molecule.add_molecule (ledger_lines);
- }
- return molecule.smobbed_copy ();
- }
+
+ return stencil.smobbed_copy ();
}
-ADD_INTERFACE (Custos, "custos-interface",
- "Engrave custodes",
- "style adjust-if-on-staffline neutral-direction neutral-position");
+ADD_INTERFACE (Custos,
+ "A custos object.",
+ "style "
+ "neutral-position "
+ "neutral-direction ");