-#include "protected-scm.hh"
-#include "grob-interface.hh"
-#include "lily-guile.hh"
-#include "grob.hh"
-#include "warn.hh"
+/*
+ grob-interface.cc -- implement graphic objects interface
-Protected_scm all_ifaces;
+ source file of the GNU LilyPond music typesetter
-void add_interface (const char * symbol,
- const char * descr,
- const char * vars)
-{
- SCM s = ly_symbol2scm (symbol);
- SCM d = ly_str02scm (descr);
- SCM l = parse_symbol_list (vars);
+ (c) 2002--2007 Han-Wen Nienhuys <hanwen@xs4all.nl>
+*/
+#include "grob-interface.hh"
- ly_add_interface(s,d,l);
-}
+#include "grob.hh"
+#include "international.hh"
+#include "protected-scm.hh"
+#include "string-convert.hh"
+#include "warn.hh"
+#include "misc.hh"
-SCM
-ly_add_interface (SCM a, SCM b, SCM c)
+SCM add_interface (char const *cxx_name,
+ char const *descr,
+ char const *vars)
{
- SCM_ASSERT_TYPE (gh_symbol_p(a), a, SCM_ARG1, __FUNCTION__, "symbol");
- SCM_ASSERT_TYPE (gh_string_p(b), b, SCM_ARG2, __FUNCTION__, "string");
- SCM_ASSERT_TYPE (gh_list_p(c), c, SCM_ARG3, __FUNCTION__, "list of syms");
- if (!gh_vector_p (all_ifaces))
- {
- all_ifaces = scm_make_vector (gh_int2scm (40), SCM_EOL);
- }
-
- SCM entry = scm_list_n (a, b, c, SCM_UNDEFINED);
-
- scm_hashq_set_x (all_ifaces, a, entry);
-
-
- return SCM_UNSPECIFIED;
-}
-
+ string suffix ("-interface");
+ string lispy_name = camel_case_to_lisp_identifier (cxx_name);
+ vsize end = max (int (0), int (lispy_name.length () - suffix.length ()));
+ if (lispy_name.substr (end) != suffix)
+ lispy_name += suffix;
+
+ SCM s = ly_symbol2scm (lispy_name.c_str ());
+ SCM d = scm_from_locale_string (descr);
+ SCM l = parse_symbol_list (vars);
-SCM
-ly_all_grob_interfaces ()
-{
- return all_ifaces;
-}
+ ly_add_interface (s, d, l);
-void
-init_iface_funcs ()
-{
- scm_c_define_gsubr ("ly-add-interface", 3, 0, 0,
- (Scheme_function_unknown)ly_add_interface);
- scm_c_define_gsubr ("ly-all-grob-interfaces", 0, 0, 0,
- (Scheme_function_unknown)ly_all_grob_interfaces);
+ return s;
}
-ADD_SCM_INIT_FUNC(giface, init_iface_funcs);
-
void
check_interfaces_for_property (Grob const *me, SCM sym)
{
{
/*
otherwise we get in a nasty recursion loop.
- */
- return ;
-
+ */
+ return;
}
- SCM ifs = me->get_grob_property ("interfaces");
+ SCM ifs = me->interfaces ();
+ SCM all_ifaces = ly_all_grob_interfaces ();
bool found = false;
- for (; !found && gh_pair_p (ifs); ifs =gh_cdr (ifs))
+ for (; !found && scm_is_pair (ifs); ifs = scm_cdr (ifs))
{
- SCM iface = scm_hashq_ref (all_ifaces , gh_car (ifs), SCM_BOOL_F);
+ SCM iface = scm_hashq_ref (all_ifaces, scm_car (ifs), SCM_BOOL_F);
if (iface == SCM_BOOL_F)
{
- String msg = to_str ("Unknown interface `%s'",
- ly_scm2string (scm_symbol_to_string (gh_car(ifs))).ch_C());
+ string msg = to_string (_f ("Unknown interface `%s'",
+ ly_symbol2string (scm_car (ifs)).c_str ()));
programming_error (msg);
continue;
}
- found= found || (scm_memq (sym, gh_caddr (iface)) != SCM_BOOL_F);
+ found = found || (scm_c_memq (sym, scm_caddr (iface)) != SCM_BOOL_F);
}
if (!found)
{
- String str = to_str("Grob %s has no interface for property %s",
- me->name ().ch_C(),
- ly_symbol2string(sym).ch_C());
- programming_error (str);
+ string str = to_string (_f ("Grob `%s' has no interface for property `%s'",
+ me->name ().c_str (),
+ ly_symbol2string (sym).c_str ()));
+ programming_error (str);
}
}