* GiNaC's class registrar (for class basic and all classes derived from it). */
/*
- * GiNaC Copyright (C) 1999-2003 Johannes Gutenberg University Mainz, Germany
+ * GiNaC Copyright (C) 1999-2005 Johannes Gutenberg University Mainz, Germany
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef __GINAC_REGISTRAR_H__
template <class Ctx, class T, class C>
registered_class_options & print_func(void f(const T &, const C & c, unsigned))
{
- set_print_func(Ctx::reg_info.options.get_id(), f);
+ set_print_func(Ctx::get_class_info_static().options.get_id(), f);
return *this;
}
template <class Ctx, class T, class C>
registered_class_options & print_func(void (T::*f)(const C &, unsigned))
{
- set_print_func(Ctx::reg_info.options.get_id(), f);
+ set_print_func(Ctx::get_class_info_static().options.get_id(), f);
return *this;
}
template <class Ctx>
registered_class_options & print_func(const print_functor & f)
{
- set_print_func(Ctx::reg_info.options.get_id(), f);
+ set_print_func(Ctx::get_class_info_static().options.get_id(), f);
return *this;
}
-private:
void set_print_func(unsigned id, const print_functor & f)
{
if (id >= print_dispatch_table.size())
print_dispatch_table[id] = f;
}
+private:
const char *name; /**< Class name. */
const char *parent_name; /**< Name of superclass. */
unsigned tinfo_key; /**< TINFO_* key. */
#define GINAC_DECLARE_REGISTERED_CLASS_NO_CTORS(classname, supername) \
public: \
typedef supername inherited; \
- template <class isexaclass> friend bool is_exactly_a(const GiNaC::basic &obj); \
private: \
static GiNaC::registered_class_info reg_info; \
public: \
- virtual const GiNaC::registered_class_info &get_class_info() const { return reg_info; } \
- virtual const char *class_name() const { return reg_info.options.get_name(); } \
+ static GiNaC::registered_class_info &get_class_info_static() { return reg_info; } \
+ virtual const GiNaC::registered_class_info &get_class_info() const { return classname::get_class_info_static(); } \
+ virtual GiNaC::registered_class_info &get_class_info() { return classname::get_class_info_static(); } \
+ virtual const char *class_name() const { return classname::get_class_info_static().options.get_name(); } \
\
classname(const GiNaC::archive_node &n, GiNaC::lst &sym_lst); \
virtual void archive(GiNaC::archive_node &n) const; \
class visitor { \
public: \
virtual void visit(const classname &) = 0; \
+ virtual ~visitor() {}; \
};
/** Macro for inclusion in the declaration of each registered class.
GINAC_DECLARE_REGISTERED_CLASS_NO_CTORS(classname, supername) \
public: \
classname(); \
- classname * duplicate() const { return new classname(*this); } \
+ virtual classname * duplicate() const { return new classname(*this); } \
\
- void accept(GiNaC::visitor & v) const \
+ virtual void accept(GiNaC::visitor & v) const \
{ \
if (visitor *p = dynamic_cast<visitor *>(&v)) \
p->visit(*this); \
inherited::accept(v); \
} \
protected: \
- int compare_same_type(const GiNaC::basic & other) const; \
+ virtual int compare_same_type(const GiNaC::basic & other) const; \
private:
/** Macro for inclusion in the implementation of each registered class. */
extern unarch_func find_unarch_func(const std::string &class_name);
+/** Add or replace a print method. */
+template <class Alg, class Ctx, class T, class C>
+extern void set_print_func(void f(const T &, const C & c, unsigned))
+{
+ Alg::get_class_info_static().options.set_print_func(Ctx::get_class_info_static().options.get_id(), f);
+}
+
+/** Add or replace a print method. */
+template <class Alg, class Ctx, class T, class C>
+extern void set_print_func(void (T::*f)(const C &, unsigned))
+{
+ Alg::get_class_info_static().options.set_print_func(Ctx::get_class_info_static().options.get_id(), f);
+}
+
+
} // namespace GiNaC
#endif // ndef __GINAC_REGISTRAR_H__