delobjs.h

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/*
 *  delobjs.h - Game objects that have been removed, but need deleting.
 *
 *  Copyright (C) 2000-2001  The Exult Team
 *
 *  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
 *  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 General Public License for more details.
 *
 *  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.
 */

#ifndef DELOBJS_H
#define DELOBJS_H 1

#include <map>

/*
 *  "Less than" relation for objects
 */
class Less_objs
  {
public:
     bool operator() (const Game_object *a, const Game_object *b) const
      {
      return a < b;
    }
  };

#define DELOBJ_DELAY  (1000*60*3) /* 3 minutes. */

/*
 *  A pool of removed game objects, waiting to be deleted, each with a
 *  timestamp.
 */
class Deleted_objects : public std::map<Game_object *, unsigned int, Less_objs>
  {
public:
  Deleted_objects() : std::map<Game_object *, unsigned int, Less_objs> ()
    {  }
  void insert(Game_object *obj)
    { (*this)[obj] = SDL_GetTicks() + DELOBJ_DELAY; }

  void flush();     // Delete them now.
  ~Deleted_objects()
// Problems   { flush(); }
    {  }
  };

#endif  /* DELOBJS_H */

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