clutter/clutter-id-pool.h

   1 /*
   2  * Clutter.
   3  *
   4  * An OpenGL based 'interactive canvas' library.
   5  *
   6  * Authored By Matthew Allum  <mallum@openedhand.com>
   7  *
   8  * Copyright (C) 2008 OpenedHand
   9  *
  10  * This library is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU Lesser General Public
  12  * License as published by the Free Software Foundation; either
  13  * version 2 of the License, or (at your option) any later version.
  14  *
  15  * This library is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  18  * Lesser General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU Lesser General Public
  21  * License along with this library. If not, see <http://www.gnu.org/licenses/>.
  22  *
  23  * ClutterIDPool: pool of reusable integer ids associated with pointers.
  24  *
  25  * Author: Øyvind Kolås <pippin@o-hand.com>
  26  */
  27
  28 #ifndef __CLUTTER_ID_POOL_H__
  29 #define __CLUTTER_ID_POOL_H__
  30
  31 #include <glib.h>
  32
  33 G_BEGIN_DECLS
  34
  35 typedef struct _ClutterIDPool   ClutterIDPool;
  36
  37 ClutterIDPool * _clutter_id_pool_new    (guint          initial_size);
  38 void            _clutter_id_pool_free   (ClutterIDPool *id_pool);
  39
  40 guint32         _clutter_id_pool_add    (ClutterIDPool *id_pool,
  41                                          gpointer       ptr);
  42 void            _clutter_id_pool_remove (ClutterIDPool *id_pool,
  43                                          guint32        id_);
  44 gpointer        _clutter_id_pool_lookup (ClutterIDPool *id_pool,
  45                                          guint32        id_);
  46
  47
  48 G_END_DECLS
  49
  50 #endif /* __CLUTTER_ID_POOL_H__ */