source file of the GNU LilyPond music typesetter
(c) 1998--2005 Jan Nieuwenhuizen <janneke@gnu.org>
- Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
+#include "grob.hh"
+
#include "warn.hh"
#include "item.hh"
#include "output-def.hh"
#include "system.hh"
+#include "font-interface.hh"
LY_DEFINE (ly_grob_set_property_x, "ly:grob-set-property!",
3, 0, 0, (SCM grob, SCM sym, SCM val),
LY_DEFINE (ly_grob_property, "ly:grob-property",
2, 0, 0, (SCM grob, SCM sym),
- "Return the value of a value in grob @var{g} of property @var{sym}. "
+ "Return the value of a value in grob @var{g} of property @var{sym}. "
"It will return @code{' ()} (end-of-list) "
"if @var{sym} is undefined in @var{g}."
- "\n\n"
- )
+ "\n\n")
{
Grob *sc = unsmob_grob (grob);
SCM_ASSERT_TYPE (sc, grob, SCM_ARG1, __FUNCTION__, "grob");
return sc->internal_get_property (sym);
}
+LY_DEFINE (ly_grob_object, "ly:grob-object",
+ 2, 0, 0, (SCM grob, SCM sym),
+ "Return the value of a pointer in grob @var{g} of property @var{sym}. "
+ "It will return @code{' ()} (end-of-list) "
+ "if @var{sym} is undefined in @var{g}."
+ "\n\n")
+{
+ Grob *sc = unsmob_grob (grob);
+ SCM_ASSERT_TYPE (sc, grob, SCM_ARG1, __FUNCTION__, "grob");
+ SCM_ASSERT_TYPE (scm_is_symbol (sym), sym, SCM_ARG2, __FUNCTION__, "symbol");
+
+ return sc->internal_get_object (sym);
+}
+
LY_DEFINE (ly_spanner_get_bound, "ly:spanner-get-bound",
2, 0, 0, (SCM slur, SCM dir),
"Get one of the bounds of @var{spanner}. @var{dir} is @code{-1} "
"for left, and @code{1} for right.")
{
- Spanner * sl = dynamic_cast<Spanner*> (unsmob_grob (slur));
+ Spanner *sl = dynamic_cast<Spanner *> (unsmob_grob (slur));
SCM_ASSERT_TYPE (sl, slur, SCM_ARG1, __FUNCTION__, "spanner grob");
SCM_ASSERT_TYPE (is_direction (dir), slur, SCM_ARG2, __FUNCTION__, "dir");
return sl->get_bound (to_dir (dir))->self_scm ();
1, 0, 0, (SCM g),
"Get @code{\\layout} definition from grob @var{g}.")
{
- Grob * sc = unsmob_grob (g);
+ Grob *sc = unsmob_grob (g);
SCM_ASSERT_TYPE (sc, g, SCM_ARG1, __FUNCTION__, "grob");
return sc->get_layout ()->self_scm ();
}
LY_DEFINE (ly_grob_alist_chain, "ly:grob-alist-chain",
- 1, 1, 0, (SCM g, SCM global),
- "Get an alist chain for grob @var{g}, with @var{global} as the "
+ 1, 1, 0, (SCM grob, SCM global),
+ "Get an alist chain for grob @var{grob}, with @var{global} as the "
"global default. If unspecified, @code{font-defaults} "
"from the layout block is taken. ")
{
- Grob *sc = unsmob_grob (g);
- SCM_ASSERT_TYPE (sc, g, SCM_ARG1, __FUNCTION__, "grob");
+ Grob *sc = unsmob_grob (grob);
+ SCM_ASSERT_TYPE (sc, grob, SCM_ARG1, __FUNCTION__, "grob");
if (global == SCM_UNDEFINED)
- global
- = sc->get_layout ()->lookup_variable (ly_symbol2scm ("font-defaults"));
+ {
+ global = sc->get_layout ()->lookup_variable (ly_symbol2scm ("font-defaults"));
+ if (global == SCM_UNDEFINED)
+ global = SCM_EOL;
+ }
return sc->get_property_alist_chain (global);
}
SCM_ASSERT_TYPE (ref, refp, SCM_ARG2, __FUNCTION__, "grob");
SCM_ASSERT_TYPE (is_axis (axis), axis, SCM_ARG3, __FUNCTION__, "axis");
- return ly_interval2scm ( sc->extent (ref, Axis (scm_to_int (axis))));
+ return ly_interval2scm (sc->extent (ref, Axis (scm_to_int (axis))));
}
LY_DEFINE (ly_grob_parent, "ly:grob-parent",
1, 0, 0, (SCM spanner),
"Return broken-into list for @var{spanner}.")
{
- Spanner *me = dynamic_cast<Spanner*> (unsmob_grob (spanner));
+ Spanner *me = dynamic_cast<Spanner *> (unsmob_grob (spanner));
SCM_ASSERT_TYPE (me, spanner, SCM_ARG1, __FUNCTION__, "spanner");
SCM s = SCM_EOL;
"Is @var{g} a spanner object?")
{
Grob *me = unsmob_grob (g);
- bool b = dynamic_cast<Spanner*> (me);
+ bool b = dynamic_cast<Spanner *> (me);
return ly_bool2scm (b);
}
"Is @var{g} an @code{Item} object?")
{
Grob *me = unsmob_grob (g);
- bool b = dynamic_cast<Item*> (me);
+ bool b = dynamic_cast<Item *> (me);
return ly_bool2scm (b);
}
"The break status dir of item @var{it}. @code{-1} is end of "
"line, @code{0} unbroken, and @code{1} begin of line.")
{
- Item *me = dynamic_cast<Item*> (unsmob_grob (it));
+ Item *me = dynamic_cast<Item *> (unsmob_grob (it));
SCM_ASSERT_TYPE (me, it, SCM_ARG1, __FUNCTION__, "Item");
- return scm_int2num (me->break_status_dir ());
+ return scm_from_int (me->break_status_dir ());
}
-
-LY_DEFINE(ly_grob_key, "ly:grob-key",
- 1, 0, 0,
- (SCM grob),
- "Return the object-key for @var{grob}."
- )
+LY_DEFINE (ly_grob_key, "ly:grob-key",
+ 1, 0, 0,
+ (SCM grob),
+ "Return the object-key for @var{grob}.")
{
Grob *me = unsmob_grob (grob);
SCM_ASSERT_TYPE (me, grob, SCM_ARG1, __FUNCTION__, "Grob");
return me->get_key ()->self_scm ();
}
+
+LY_DEFINE (ly_grob_default_font, "ly:grob-default-font",
+ 1, 0, 0, (SCM grob),
+ "Return the default font for grob @var{gr}.")
+{
+ Grob *gr = unsmob_grob (grob);
+ SCM_ASSERT_TYPE (gr, grob, SCM_ARG1, __FUNCTION__, "grob");
+
+ return Font_interface::get_default_font (gr)->self_scm ();
+}