X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fgrob-scheme.cc;h=309f086dac2492721c5ceaeed2de1c0edf5d8bb2;hb=015bb3813eb4ac879df0561e5c6e28e9d1146792;hp=87b6ba4a4651a68730a9475f8320455bc1c41679;hpb=37ec023ff30dca4f6850331fbd526940f8570939;p=lilypond.git diff --git a/lily/grob-scheme.cc b/lily/grob-scheme.cc index 87b6ba4a46..309f086dac 100644 --- a/lily/grob-scheme.cc +++ b/lily/grob-scheme.cc @@ -1,27 +1,24 @@ /* - grob-scheme.cc -- + grob-scheme.cc -- Scheme entry points for the grob datatype source file of the GNU LilyPond music typesetter - (c) 1998--2004 Jan Nieuwenhuizen + (c) 1998--2005 Jan Nieuwenhuizen Han-Wen Nienhuys */ -#include "grob.hh" #include "warn.hh" -#include "spanner.hh" #include "item.hh" -#include "paper-def.hh" +#include "output-def.hh" #include "system.hh" - -LY_DEFINE (ly_grob_set_property,"ly:grob-set-property!", 3, 0, 0, - (SCM grob, SCM sym, SCM val), - "Set @var{sym} in grob @var{grob} to value @var{val}") +LY_DEFINE (ly_grob_set_property_x, "ly:grob-set-property!", + 3, 0, 0, (SCM grob, SCM sym, SCM val), + "Set @var{sym} in grob @var{grob} to value @var{val}") { - Grob * sc = unsmob_grob (grob); + Grob *sc = unsmob_grob (grob); SCM_ASSERT_TYPE (sc, grob, SCM_ARG1, __FUNCTION__, "grob"); - SCM_ASSERT_TYPE (gh_symbol_p (sym), sym, SCM_ARG2, __FUNCTION__, "symbol"); + SCM_ASSERT_TYPE (scm_is_symbol (sym), sym, SCM_ARG2, __FUNCTION__, "symbol"); if (!type_check_assignment (sym, val, ly_symbol2scm ("backend-type?"))) error ("typecheck failed"); @@ -30,7 +27,7 @@ LY_DEFINE (ly_grob_set_property,"ly:grob-set-property!", 3, 0, 0, return SCM_UNSPECIFIED; } -LY_DEFINE (ly_get_property, "ly:grob-property", +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}. " "It will return @code{' ()} (end-of-list) " @@ -40,13 +37,13 @@ LY_DEFINE (ly_get_property, "ly:grob-property", { Grob *sc = unsmob_grob (grob); SCM_ASSERT_TYPE (sc, grob, SCM_ARG1, __FUNCTION__, "grob"); - SCM_ASSERT_TYPE (gh_symbol_p (sym), sym, SCM_ARG2, __FUNCTION__, "symbol"); + SCM_ASSERT_TYPE (scm_is_symbol (sym), sym, SCM_ARG2, __FUNCTION__, "symbol"); return sc->internal_get_property (sym); } -LY_DEFINE (spanner_get_bound, "ly:spanner-get-bound", 2 , 0, 0, - (SCM slur, SCM dir), +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.") { @@ -58,44 +55,82 @@ LY_DEFINE (spanner_get_bound, "ly:spanner-get-bound", 2 , 0, 0, /* TODO: make difference between scaled and unscalead variable in calling (i.e different funcs.) */ -LY_DEFINE (ly_grob_paper,"ly:grob-paper", 1, 0, 0, - (SCM g), - "Get @code{\\paper} definition from grob @var{g}.") +LY_DEFINE (ly_grob_layout, "ly:grob-layout", + 1, 0, 0, (SCM g), + "Get @code{\\layout} definition from grob @var{g}.") { Grob * sc = unsmob_grob (g); SCM_ASSERT_TYPE (sc, g, SCM_ARG1, __FUNCTION__, "grob"); - return sc->get_paper ()->self_scm (); + return sc->get_layout ()->self_scm (); } -LY_DEFINE (ly_get_extent, "ly:grob-extent", 3, 0, 0, - (SCM grob, SCM refp, SCM axis), +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 " + "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"); + + if (global == SCM_UNDEFINED) + global + = sc->get_layout ()->lookup_variable (ly_symbol2scm ("font-defaults")); + + return sc->get_property_alist_chain (global); +} + +LY_DEFINE (ly_get_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); + 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"); - return ly_interval2scm ( sc->extent (ref, Axis (gh_scm2int (axis)))); + return ly_interval2scm ( sc->extent (ref, Axis (scm_to_int (axis)))); } -LY_DEFINE (ly_get_parent, "ly:grob-parent", 2, 0, 0, (SCM grob, SCM axis), +LY_DEFINE (ly_grob_parent, "ly:grob-parent", + 2, 0, 0, (SCM grob, SCM axis), "Get the parent of @var{grob}. @var{axis} is 0 for the X-axis, " "1 for the Y-axis.") { - Grob * sc = unsmob_grob (grob); + 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"); - Grob *par = sc->get_parent (Axis (gh_scm2int (axis))); + Grob *par = sc->get_parent (Axis (scm_to_int (axis))); return par ? par->self_scm () : SCM_EOL; } -LY_DEFINE (ly_get_system, "ly:grob-system", +LY_DEFINE (ly_grob_properties, "ly:grob-properties", + 1, 0, 0, (SCM grob), + "Get the mutable proprerties of @var{grob}.") +{ + Grob *g = unsmob_grob (grob); + SCM_ASSERT_TYPE (g, grob, SCM_ARG1, __FUNCTION__, "grob"); + + /* FIXME: uhg? copy/read only? */ + return g->mutable_property_alist_; +} + +LY_DEFINE (ly_grob_basic_properties, "ly:grob-basic-properties", + 1, 0, 0, (SCM grob), + "Get the immutable properties of @var{grob}.") +{ + Grob *g = unsmob_grob (grob); + SCM_ASSERT_TYPE (g, grob, SCM_ARG1, __FUNCTION__, "grob"); + + /* 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}.") { @@ -108,7 +143,7 @@ LY_DEFINE (ly_get_system, "ly:grob-system", return SCM_EOL; } -LY_DEFINE (ly_get_original, "ly:grob-original", +LY_DEFINE (ly_grob_original, "ly:grob-original", 1, 0, 0, (SCM grob), "Return the unbroken original Grob of @var{grob}.") { @@ -117,10 +152,9 @@ LY_DEFINE (ly_get_original, "ly:grob-original", return me->original_ ? me->original_->self_scm () : me->self_scm (); } -/* FIXME: ly prefix? spanner in name? */ /* TODO: maybe we should return a vector -- random access is more logical for this list? */ -LY_DEFINE (get_broken_into, "ly:spanner-broken-into", +LY_DEFINE (ly_spanner_broken_into, "ly:spanner-broken-into", 1, 0, 0, (SCM spanner), "Return broken-into list for @var{spanner}.") { @@ -128,8 +162,8 @@ LY_DEFINE (get_broken_into, "ly:spanner-broken-into", SCM_ASSERT_TYPE (me, spanner, SCM_ARG1, __FUNCTION__, "spanner"); SCM s = SCM_EOL; - for (int i = me->broken_intos_.size (); i; i--) - s = gh_cons (me->broken_intos_[i-1]->self_scm (), s); + for (int i = me->broken_intos_.size (); i--;) + s = scm_cons (me->broken_intos_[i]->self_scm (), s); return s; } @@ -141,7 +175,7 @@ LY_DEFINE (ly_grob_suicide, "ly:grob-suicide", SCM_ASSERT_TYPE (me, g, SCM_ARG1, __FUNCTION__, "grob"); me->suicide (); - return SCM_UNDEFINED; + return SCM_UNSPECIFIED; } LY_DEFINE (ly_grob_translate_axis_x, "ly:grob-translate-axis!", @@ -150,11 +184,11 @@ LY_DEFINE (ly_grob_translate_axis_x, "ly:grob-translate-axis!", { Grob *me = unsmob_grob (g); SCM_ASSERT_TYPE (me, g, SCM_ARG1, __FUNCTION__, "grob"); - SCM_ASSERT_TYPE (gh_number_p (d), d, SCM_ARG2, __FUNCTION__, "dimension"); + SCM_ASSERT_TYPE (scm_is_number (d), d, SCM_ARG2, __FUNCTION__, "dimension"); SCM_ASSERT_TYPE (is_axis (a), a, SCM_ARG3, __FUNCTION__, "axis"); - me->translate_axis (gh_scm2double (d), Axis (gh_scm2int (a))); - return SCM_UNDEFINED; + me->translate_axis (scm_to_double (d), Axis (scm_to_int (a))); + return SCM_UNSPECIFIED; } LY_DEFINE (ly_spanner_p, "ly:spanner?", @@ -164,7 +198,7 @@ LY_DEFINE (ly_spanner_p, "ly:spanner?", Grob *me = unsmob_grob (g); bool b = dynamic_cast (me); - return gh_bool2scm (b); + return ly_bool2scm (b); } LY_DEFINE (ly_item_p, "ly:item?", @@ -173,7 +207,7 @@ LY_DEFINE (ly_item_p, "ly:item?", { Grob *me = unsmob_grob (g); bool b = dynamic_cast (me); - return gh_bool2scm (b); + return ly_bool2scm (b); } LY_DEFINE (ly_item_break_dir, "ly:item-break-dir", @@ -183,5 +217,17 @@ LY_DEFINE (ly_item_break_dir, "ly:item-break-dir", { Item *me = dynamic_cast (unsmob_grob (it)); SCM_ASSERT_TYPE (me, it, SCM_ARG1, __FUNCTION__, "Item"); - return gh_int2scm (me->break_status_dir ()); + return scm_int2num (me->break_status_dir ()); +} + + +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 (); }