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ClassTypes.h

#ifndef _LCORE_ClassTypes_H_  // -*- c++ -*-

/*
 * Copyright (C) 1991-9 Eric M. Hopper <hopper@omnifarious.mn.org>
 * 
 *     This program is free software; you can redistribute it and/or modify it
 *     under the terms of the GNU Lesser General Public License as published
 *     by the Free Software Foundation; either version 2 of the License, or
 *     (at your option) any later version.
 * 
 *     This program is distributed in the hope that it will be useful, but
 *     WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *     Lesser General Public License for more details.
 * 
 *     You should have received a copy of the GNU Lesser General Public
 *     License along with this program; if not, write to the Free Software
 *     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

/* $Header: /home/hopper/src/cvs/C++/LCore/LCore/ClassTypes.h,v 1.7 2002/08/29 00:58:04 hopper Exp $ */

// For a log, see ../ChangeLog
//
// Revision 1.1.1.1  1995/07/22 04:09:24  hopper
// Imported sources
//
// Revision 0.2  1994/10/30 04:40:13  hopper
// Moved various things into the new LCore library.
//
// Revision 0.1  1994/07/21  05:38:24  hopper
// Genesis!
//

#ifdef __GNUG__
#  pragma interface
#endif

#ifndef _LCORE_Object_H_
#  include <LCore/Object.h>
#else  // Already included LCore/Object.h

#define _LCORE_ClassTypes_H_

#ifndef _LCORE_GenTypes_H_
#  include <LCore/GenTypes.h>
#endif

#include <iosfwd>

namespace strmod {
namespace lcore {

class ClassIdent;

class ProgrammerNum : public Object
{
 public:
   static const ClassIdent identifier;

   inline virtual int AreYouA(const ClassIdent &cid) const;

   U4Byte GetPrNum() const                        { return(num); }
   friend inline bool operator ==(const ProgrammerNum &a,
                                  const ProgrammerNum &b);

   ProgrammerNum(U4Byte n) : num(n)               {}

 protected:
   inline virtual int IsEqual(const Object &b) const;
   inline virtual const ClassIdent *i_GetIdent() const;

 private:
   U4Byte num;
};

class ClassNum : public Object {
   U4Byte num;

 protected:
   inline virtual int IsEqual(const Object &b) const;
   inline virtual const ClassIdent *i_GetIdent() const;

 public:
   static const ClassIdent identifier;

   inline virtual int AreYouA(const ClassIdent &cid) const;

   U4Byte GetClNum() const                     { return(num); }
   friend inline bool operator ==(const ClassNum &a, const ClassNum &b);

   ClassNum(U4Byte n) : num(n)                 {}
};


class ClassIdent : public Object {
   ProgrammerNum prnum;
   ClassNum clnum;

 protected:
   virtual void PrintOn(std::ostream &os) const;
   virtual void PrintOn(std::ostream &os)               { Object::PrintOn(os); }
   inline virtual int IsEqual(const Object &b) const;
   inline virtual const ClassIdent *i_GetIdent() const;

 public:
   static const ClassIdent identifier;

   inline virtual int AreYouA(const ClassIdent &cid) const;

   const ProgrammerNum &GetProgrammer() const         { return(prnum); }
   const ClassNum &GetClass() const                   { return(clnum); }
   friend inline bool operator ==(const ClassIdent &a, const ClassIdent &b);

   inline ClassIdent(const ProgrammerNum &pn, const ClassNum &cn);
};

//------------------inline functions for class ProgrammerNum----------------

inline bool operator ==(const ProgrammerNum &a, const ProgrammerNum &b)
{
   return(a.num == b.num);
}

inline int ProgrammerNum::IsEqual(const Object &b) const
{
   const ProgrammerNum *pnp = (const ProgrammerNum *)(&b);

   return(*this == *pnp);
}

inline const ClassIdent *ProgrammerNum::i_GetIdent() const
{
   return(&identifier);
}

inline int ProgrammerNum::AreYouA(const ClassIdent &cid) const
{
   return ((identifier == cid) || Object::AreYouA(cid));
}

//------------------inline functions for class ClassNum----------------------

inline bool operator ==(const ClassNum &a, const ClassNum &b)
{
   return(a.num == b.num);
}

inline int ClassNum::IsEqual(const Object &b) const
{
   const ClassNum *pnp = (const ClassNum *)(&b);

   return(*this == *pnp);
}

inline const ClassIdent *ClassNum::i_GetIdent() const
{
   return(&identifier);
}

inline int ClassNum::AreYouA(const ClassIdent &cid) const
{
   return ((identifier == cid) || Object::AreYouA(cid));
}

//-----------------inline functions for class ClassIdent---------------------

inline bool operator ==(const ClassIdent &a, const ClassIdent &b)
{
   return((&a == &b) || ((a.clnum == b.clnum) && (a.prnum == b.prnum)));
}

inline int ClassIdent::IsEqual(const Object &b) const
{
   const ClassIdent *pnp = (const ClassIdent *)(&b);

   return(*this == *pnp);
}

inline const ClassIdent *ClassIdent::i_GetIdent() const
{
   return(&identifier);
}

inline ClassIdent::ClassIdent(const ProgrammerNum &pn, const ClassNum &cn) :
     prnum(pn), clnum(cn)
{
}

inline int ClassIdent::AreYouA(const ClassIdent &cid) const
{
   return ((identifier == cid) || Object::AreYouA(cid));
}

} // namespace lcore
} // namespace strmod

#endif  // End of include check for LCore/Object.h
#endif  // End double inclusion guard ifdef

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