source file of the GNU LilyPond music typesetter
- (c) 1997--2003 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1997--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
#include "group-interface.hh"
#include "misc.hh"
#include "paper-score.hh"
-#include "molecule.hh"
+#include "stencil.hh"
#include "grob.hh"
#include "warn.hh"
#include "spanner.hh"
#include "system.hh"
#include "item.hh"
-#include "molecule.hh"
+#include "stencil.hh"
#include "misc.hh"
#include "music.hh"
#include "item.hh"
eg. when using \override with StaffSymbol. */
char const*onames[] = {"X-offset-callbacks", "Y-offset-callbacks"};
+ char const*xnames[] = {"X-extent", "Y-extent"};
char const*enames[] = {"X-extent-callback", "Y-extent-callback"};
for (int a = X_AXIS; a <= Y_AXIS; a++)
}
SCM cb = get_grob_property (enames[a]);
-
+ SCM xt = get_grob_property (xnames[a]);
+
/*
- Should change default to be empty?
+ Should change default to empty?
*/
- if (cb != SCM_BOOL_F
+ if (is_number_pair (xt))
+ cb = xt;
+ else if (cb != SCM_BOOL_F
&& !gh_procedure_p (cb) && !gh_pair_p (cb)
- && gh_procedure_p (get_grob_property ("molecule-callback"))
- )
- cb = molecule_extent_proc;
+ && gh_procedure_p (get_grob_property ("print-function")))
+ cb = stencil_extent_proc;
dim_cache_[a].dimension_ = cb;
}
self_scm_ = SCM_EOL;
immutable_property_alist_ = s.immutable_property_alist_;
-
mutable_property_alist_ = SCM_EOL;
/*
}
-
-
-
-MAKE_SCHEME_CALLBACK (Grob,molecule_extent,2);
+MAKE_SCHEME_CALLBACK (Grob,stencil_extent,2);
SCM
-Grob::molecule_extent (SCM element_smob, SCM scm_axis)
+Grob::stencil_extent (SCM element_smob, SCM scm_axis)
{
Grob *s = unsmob_grob (element_smob);
Axis a = (Axis) gh_scm2int (scm_axis);
- Molecule *m = s->get_molecule ();
+ Stencil *m = s->get_stencil ();
Interval e ;
if (m)
e = m->extent (a);
return ly_interval2scm (e);
}
-MAKE_SCHEME_CALLBACK (Grob,preset_extent,2);
-SCM
-Grob::preset_extent (SCM element_smob, SCM scm_axis)
-{
- Grob *s = unsmob_grob (element_smob);
- Axis a = (Axis) gh_scm2int (scm_axis);
-
- SCM ext = s->get_grob_property ((a == X_AXIS)
- ? "X-extent"
- : "Y-extent");
-
- if (gh_pair_p (ext))
- {
- Real l = gh_scm2double (ly_car (ext));
- Real r = gh_scm2double (ly_cdr (ext));
- return ly_interval2scm (Interval (l, r));
- }
-
- return ly_interval2scm (Interval ());
-}
-
-
-
Paper_def*
Grob::get_paper () const
{
status_= final;
}
-Molecule *
-Grob::get_molecule () const
+Stencil *
+Grob::get_stencil () const
{
if (!live())
{
return 0;
-
}
- SCM mol = get_grob_property ("molecule");
- if (unsmob_molecule (mol))
- return unsmob_molecule (mol);
+ SCM mol = get_grob_property ("stencil");
+ if (unsmob_stencil (mol))
+ return unsmob_stencil (mol);
- mol = get_uncached_molecule ();
+ mol = get_uncached_stencil ();
if (live ())
{
Grob *me = (Grob*)this;
- me->set_grob_property ("molecule", mol);
+ me->set_grob_property ("stencil", mol);
}
- return unsmob_molecule (mol);
+ return unsmob_stencil (mol);
}
SCM
-Grob::get_uncached_molecule ()const
+Grob::get_uncached_stencil ()const
{
- SCM proc = get_grob_property ("molecule-callback");
+ SCM proc = get_grob_property ("print-function");
SCM mol = SCM_EOL;
if (gh_procedure_p (proc))
mol = gh_apply (proc, scm_list_n (this->self_scm (), SCM_UNDEFINED));
- Molecule *m = unsmob_molecule (mol);
+ Stencil *m = unsmob_stencil (mol);
- if (unsmob_molecule (mol))
+ if (unsmob_stencil (mol))
{
SCM origin = ly_symbol2scm ("no-origin");
// ugr.
- mol = Molecule (m->extent_box (),
+ mol = Stencil (m->extent_box (),
scm_list_n (origin, m->get_expr (), SCM_UNDEFINED)
). smobbed_copy ();
- m = unsmob_molecule (mol);
+ m = unsmob_stencil (mol);
}
/*
transparent retains dimensions of element.
*/
if (m && to_boolean (get_grob_property ("transparent")))
- mol = Molecule (m->extent_box (), SCM_EOL).smobbed_copy ();
+ mol = Stencil (m->extent_box (), SCM_EOL).smobbed_copy ();
return mol;
}
if (sp)
{
+ /*
+ This is the original spanner. We use a special function
+ because some Spanners have enormously long lists in their
+ properties.
+ */
for (SCM s = mutable_property_alist_; gh_pair_p(s);
s = gh_cdr(s))
{
sp->substitute_one_mutable_property (gh_caar (s),
gh_cdar (s));
-
}
}
}
-MAKE_SCHEME_CALLBACK (Grob,point_dimension_callback,2);
-SCM
-Grob::point_dimension_callback (SCM , SCM)
-{
- return ly_interval2scm (Interval (0,0));
-}
-
bool
-Grob::empty_b (Axis a)const
+Grob::is_empty (Axis a)const
{
return ! (gh_pair_p (dim_cache_[a].dimension_) ||
gh_procedure_p (dim_cache_[a].dimension_));
"other grobs (i.e. pointers). This big graph of grobs specifies the\n"
"notation problem. The solution of this problem is a description of the\n"
"printout in closed form, i.e. a list of values. These values are\n"
-"Molecules.\n"
+"Stencils.\n"
"\n"
"All grobs have an X and Y-position on the page. These X and Y positions\n"
"are stored in a relative format, so they can easily be combined by\n"
"is also an abstract grob: it only moves around chords, but doesn't print\n"
"anything.\n"
,
- "X-offset-callbacks Y-offset-callbacks X-extent-callback molecule cause "
-"Y-extent-callback molecule-callback extra-offset spacing-procedure "
+ "X-offset-callbacks Y-offset-callbacks X-extent-callback stencil cause "
+"Y-extent-callback print-function extra-offset spacing-procedure "
"staff-symbol interfaces dependencies X-extent Y-extent extra-X-extent "
"meta layer before-line-breaking-callback "
-"after-line-breaking-callback extra-Y-extent minimum-X-extent "
+"after-line-breaking-callback extra-Y-extent minimum-X-extent X-extent Y-extent "
"minimum-Y-extent transparent");