source file of the GNU LilyPond music typesetter
- (c) 1998--2006 Jan Nieuwenhuizen <janneke@gnu.org>
+ (c) 1998--2007 Jan Nieuwenhuizen <janneke@gnu.org>
Han-Wen Nienhuys <hanwen@xs4all.nl>
*/
-#include "grob.hh"
-
-#include "warn.hh" // error()
+#include "warn.hh" // error ()
#include "item.hh"
#include "output-def.hh"
#include "system.hh"
#include "font-interface.hh"
#include "paper-score.hh"
-
+#include "grob-array.hh"
LY_DEFINE (ly_grob_property_data, "ly:grob-property-data",
2, 0, 0, (SCM grob, SCM sym),
- //, SCM dfault),
"Retrieve @var{sym} for @var{grob} but don't process callbacks.")
{
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");
- // SCM_ASSERT_TYPE (ly_is_procedure (proc), proc, SCM_ARG3, __FUNCTION__, "procedure");
+
+ LY_ASSERT_SMOB (Grob, grob, 1);
+ LY_ASSERT_TYPE (ly_is_symbol, sym, 2);
return sc->get_property_data (sym);
}
"Set @var{sym} in grob @var{grob} to value @var{val}")
{
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");
+
+ LY_ASSERT_SMOB (Grob, grob, 1);
+ LY_ASSERT_TYPE (ly_is_symbol, sym, 2);
if (!ly_is_procedure (val)
&& !type_check_assignment (sym, val, ly_symbol2scm ("backend-type?")))
error ("typecheck failed");
- sc->internal_set_property (sym, val);
+ sc->set_property (sym, val);
return SCM_UNSPECIFIED;
}
"\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");
+
+ LY_ASSERT_SMOB (Grob, grob, 1);
+ LY_ASSERT_TYPE (ly_is_symbol, sym, 2);
if (deflt == SCM_UNDEFINED)
deflt = SCM_EOL;
LY_DEFINE (ly_grob_interfaces, "ly:grob-interfaces",
1, 0, 0, (SCM grob),
- "Return the interfaces list of grob @var{grob}.")
+ "Return the interfaces list of grob @var{grob}.")
{
Grob *sc = unsmob_grob (grob);
- SCM_ASSERT_TYPE (sc, grob, SCM_ARG1, __FUNCTION__, "grob");
+
+ LY_ASSERT_SMOB (Grob, grob, 1);
return sc->interfaces ();
}
"\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");
+
+ LY_ASSERT_SMOB (Grob, grob, 1);
+ LY_ASSERT_TYPE (ly_is_symbol, sym, 2);
return sc->internal_get_object (sym);
}
-LY_DEFINE (ly_spanner_get_bound, "ly:spanner-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));
- 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 ();
-}
+
/* TODO: make difference between scaled and unscalead variable in
calling (i.e different funcs.) */
LY_DEFINE (ly_grob_layout, "ly:grob-layout",
- 1, 0, 0, (SCM g),
- "Get @code{\\layout} definition from grob @var{g}.")
+ 1, 0, 0, (SCM grob),
+ "Get @code{\\layout} definition from grob @var{grob}.")
{
- Grob *sc = unsmob_grob (g);
- SCM_ASSERT_TYPE (sc, g, SCM_ARG1, __FUNCTION__, "grob");
+ Grob *sc = unsmob_grob (grob);
+
+ LY_ASSERT_SMOB (Grob, grob, 1);
return sc->layout ()->self_scm ();
}
"from the layout block is taken. ")
{
Grob *sc = unsmob_grob (grob);
- SCM_ASSERT_TYPE (sc, grob, SCM_ARG1, __FUNCTION__, "grob");
+
+ LY_ASSERT_SMOB (Grob, grob, 1);
if (global == SCM_UNDEFINED)
{
return sc->get_property_alist_chain (global);
}
-LY_DEFINE (ly_get_extent, "ly:grob-extent",
+LY_DEFINE (ly_grob_extent, "ly:grob-extent",
3, 0, 0, (SCM grob, SCM refp, SCM axis),
"Get the extent in @var{axis} direction of @var{grob} relative to "
"the grob @var{refp}")
Grob *sc = unsmob_grob (grob);
Grob *ref = unsmob_grob (refp);
- SCM_ASSERT_TYPE (sc, grob, SCM_ARG1, __FUNCTION__, "grob");
- SCM_ASSERT_TYPE (ref, refp, SCM_ARG2, __FUNCTION__, "grob");
- SCM_ASSERT_TYPE (is_axis (axis), axis, SCM_ARG3, __FUNCTION__, "axis");
+
+ LY_ASSERT_SMOB (Grob, grob, 1);
+ LY_ASSERT_SMOB (Grob, refp, 2);
+ LY_ASSERT_TYPE (is_axis, axis, 3);
Axis a = Axis (scm_to_int (axis));
return ly_interval2scm (sc->extent (ref, a));
}
+LY_DEFINE (ly_grob_robust_relative_extent, "ly:grob-robust-relative-extent",
+ 3, 0, 0, (SCM grob, SCM refp, SCM axis),
+ "Get the extent in @var{axis} direction of @var{grob} relative to "
+ "the grob @var{refp}, or (0,0) if empty")
+{
+ Grob *sc = unsmob_grob (grob);
+ Grob *ref = unsmob_grob (refp);
+
+
+ LY_ASSERT_SMOB (Grob, grob, 1);
+ LY_ASSERT_SMOB (Grob, refp, 2);
+ LY_ASSERT_TYPE (is_axis, axis, 3);
+
+ Axis a = Axis (scm_to_int (axis));
+
+ if (ref->common_refpoint (sc, a) != ref)
+ {
+ // ugh. should use other error message
+ SCM_ASSERT_TYPE (false, refp, SCM_ARG2, __FUNCTION__, "common refpoint");
+ }
+
+ return ly_interval2scm (robust_relative_extent (sc, ref, a));
+}
LY_DEFINE (ly_grob_relative_coordinate, "ly:grob-relative-coordinate",
3, 0, 0, (SCM grob, SCM refp, SCM axis),
Grob *sc = unsmob_grob (grob);
Grob *ref = unsmob_grob (refp);
- SCM_ASSERT_TYPE (sc, grob, SCM_ARG1, __FUNCTION__, "grob");
- SCM_ASSERT_TYPE (ref, refp, SCM_ARG2, __FUNCTION__, "grob");
- SCM_ASSERT_TYPE (is_axis (axis), axis, SCM_ARG3, __FUNCTION__, "axis");
+
+ LY_ASSERT_SMOB (Grob, grob, 1);
+ LY_ASSERT_SMOB (Grob, refp, 2);
+ LY_ASSERT_TYPE (is_axis, axis, 3);
Axis a = Axis (scm_to_int (axis));
SCM_ASSERT_TYPE (false, refp, SCM_ARG2, __FUNCTION__, "common refpoint");
}
- return scm_from_double (sc->relative_coordinate (ref,a));
+ return scm_from_double (sc->relative_coordinate (ref, a));
}
"1 for the Y-axis.")
{
Grob *sc = unsmob_grob (grob);
- SCM_ASSERT_TYPE (sc, grob, SCM_ARG1, __FUNCTION__, "grob");
- SCM_ASSERT_TYPE (is_axis (axis), axis, SCM_ARG2, __FUNCTION__, "axis");
+
+ LY_ASSERT_SMOB (Grob, grob, 1);
+ LY_ASSERT_TYPE (is_axis, axis, 2);
Grob *par = sc->get_parent (Axis (scm_to_int (axis)));
return par ? par->self_scm () : SCM_EOL;
"Get the mutable proprerties of @var{grob}.")
{
Grob *g = unsmob_grob (grob);
- SCM_ASSERT_TYPE (g, grob, SCM_ARG1, __FUNCTION__, "grob");
+
+ LY_ASSERT_SMOB (Grob, grob, 1);
/* FIXME: uhg? copy/read only? */
return g->mutable_property_alist_;
"Get the immutable properties of @var{grob}.")
{
Grob *g = unsmob_grob (grob);
- SCM_ASSERT_TYPE (g, grob, SCM_ARG1, __FUNCTION__, "grob");
+
+ LY_ASSERT_SMOB (Grob, grob, 1);
/* FIXME: uhg? copy/read only? */
return g->immutable_property_alist_;
}
LY_DEFINE (ly_grob_system, "ly:grob-system",
- 1, 0, 0, (SCM g),
- "Return the System Grob of @var{g}.")
+ 1, 0, 0, (SCM grob),
+ "Return the System Grob of @var{grob}.")
{
- Grob *me = unsmob_grob (g);
- SCM_ASSERT_TYPE (me, g, SCM_ARG1, __FUNCTION__, "grob");
+ Grob *me = unsmob_grob (grob);
+
+ LY_ASSERT_SMOB (Grob, grob, 1);
if (System *g = me->get_system ())
return g->self_scm ();
"Return the unbroken original Grob of @var{grob}.")
{
Grob *me = unsmob_grob (grob);
- SCM_ASSERT_TYPE (me, grob, SCM_ARG1, __FUNCTION__, "grob");
+
+ LY_ASSERT_SMOB (Grob, grob, 1);
return me->original () ? me->original ()->self_scm () : me->self_scm ();
}
-/* TODO: maybe we should return a vector -- random access is more
- logical for this list? */
-LY_DEFINE (ly_spanner_broken_into, "ly:spanner-broken-into",
- 1, 0, 0, (SCM spanner),
- "Return broken-into list for @var{spanner}.")
-{
- Spanner *me = dynamic_cast<Spanner *> (unsmob_grob (spanner));
- SCM_ASSERT_TYPE (me, spanner, SCM_ARG1, __FUNCTION__, "spanner");
-
- SCM s = SCM_EOL;
- for (vsize i = me->broken_intos_.size (); i--;)
- s = scm_cons (me->broken_intos_[i]->self_scm (), s);
- return s;
-}
LY_DEFINE (ly_grob_suicide_x, "ly:grob-suicide!",
- 1, 0, 0, (SCM g),
- "Kill @var{g}.")
+ 1, 0, 0, (SCM grob),
+ "Kill @var{grob}.")
{
- Grob *me = unsmob_grob (g);
- SCM_ASSERT_TYPE (me, g, SCM_ARG1, __FUNCTION__, "grob");
+ Grob *me = unsmob_grob (grob);
+
+ LY_ASSERT_SMOB (Grob, grob, 1);
me->suicide ();
return SCM_UNSPECIFIED;
}
LY_DEFINE (ly_grob_translate_axis_x, "ly:grob-translate-axis!",
- 3, 0, 0, (SCM g, SCM d, SCM a),
+ 3, 0, 0, (SCM grob, SCM d, SCM a),
"Translate @var{g} on axis @var{a} over distance @var{d}.")
{
- Grob *me = unsmob_grob (g);
- SCM_ASSERT_TYPE (me, g, SCM_ARG1, __FUNCTION__, "grob");
- SCM_ASSERT_TYPE (scm_is_number (d), d, SCM_ARG2, __FUNCTION__, "dimension");
- SCM_ASSERT_TYPE (is_axis (a), a, SCM_ARG3, __FUNCTION__, "axis");
+ Grob *me = unsmob_grob (grob);
+
+ LY_ASSERT_SMOB (Grob, grob, 1);
+ LY_ASSERT_TYPE (scm_is_number, d, 2);
+ LY_ASSERT_TYPE (is_axis, a, 3);
me->translate_axis (scm_to_double (d), Axis (scm_to_int (a)));
return SCM_UNSPECIFIED;
}
-LY_DEFINE (ly_spanner_p, "ly:spanner?",
- 1, 0, 0, (SCM g),
- "Is @var{g} a spanner object?")
-{
- Grob *me = unsmob_grob (g);
- bool b = dynamic_cast<Spanner *> (me);
-
- return ly_bool2scm (b);
-}
-
-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->key () ? me->key ()->self_scm () : SCM_EOL;
-}
-
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");
+
+ LY_ASSERT_SMOB (Grob, grob, 1);
return Font_interface::get_default_font (gr)->self_scm ();
}
+
+/*
+ TODO: consider swapping order, so we can do
+
+ (grob-common-refpoint a b c d e)
+ */
LY_DEFINE (ly_grob_common_refpoint, "ly:grob-common-refpoint",
3, 0, 0, (SCM grob, SCM other, SCM axis),
"Find the common refpoint of @var{grob} and @var{other} for @var{axis}."
{
Grob *gr = unsmob_grob (grob);
- SCM_ASSERT_TYPE (gr, grob, SCM_ARG1, __FUNCTION__, "grob");
+
+ LY_ASSERT_SMOB (Grob, grob, 1);
+ LY_ASSERT_SMOB (Grob, other, 2);
Grob *o = unsmob_grob (other);
- SCM_ASSERT_TYPE (o, other, SCM_ARG2, __FUNCTION__, "grob");
- SCM_ASSERT_TYPE (is_axis (axis), axis, SCM_ARG3, __FUNCTION__, "axis");
+ LY_ASSERT_TYPE (is_axis, axis, 3);
Grob *refp = gr->common_refpoint (o, Axis (scm_to_int (axis)));
return refp ? refp->self_scm () : SCM_BOOL_F;
)
{
Grob *gr = unsmob_grob (grob);
- SCM_ASSERT_TYPE (gr, grob, SCM_ARG1, __FUNCTION__, "grob");
+
+ LY_ASSERT_SMOB (Grob, grob, 1);
+ LY_ASSERT_SMOB (Grob_array, others, 2);
Grob_array *ga = unsmob_grob_array (others);
- SCM_ASSERT_TYPE (ga, others, SCM_ARG2, __FUNCTION__, "grob array");
- SCM_ASSERT_TYPE (is_axis (axis), axis, SCM_ARG3, __FUNCTION__, "axis");
+ LY_ASSERT_TYPE (is_axis, axis, 3);
Grob *refp = common_refpoint_of_array (ga->array (), gr, Axis (scm_to_int (axis)));
return refp ? refp->self_scm () : SCM_BOOL_F;