swfdec/swfdec_rectangle.h

   1 /* Swfdec
   2  * Copyright (C) 2007 Benjamin Otte <otte@gnome.org>
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor,
  17  * Boston, MA  02110-1301  USA
  18  */
  19
  20 #ifndef __SWFDEC_RECTANGLE_H__
  21 #define __SWFDEC_RECTANGLE_H__
  22
  23 #include <glib-object.h>
  24
  25 G_BEGIN_DECLS
  26
  27 #define SWFDEC_TYPE_RECTANGLE swfdec_rectangle_get_type ()
  28
  29 typedef struct _SwfdecRectangle SwfdecRectangle;
  30
  31 struct _SwfdecRectangle {
  32   int           x;                      /* x coordinate of top-left point */
  33   int           y;                      /* y coordinate of top left point */
  34   int           width;                  /* width of rectangle or 0 for empty */
  35   int           height;                 /* height of rectangle or 0 for empty */
  36 };
  37
  38 GType           swfdec_rectangle_get_type           (void);
  39
  40 void            swfdec_rectangle_init_empty         (SwfdecRectangle *          rectangle);
  41
  42 gboolean        swfdec_rectangle_is_empty           (const SwfdecRectangle *    rectangle);
  43
  44 gboolean        swfdec_rectangle_intersect          (SwfdecRectangle *          dest,
  45                                                      const SwfdecRectangle *    a,
  46                                                      const SwfdecRectangle *    b);
  47 void            swfdec_rectangle_union              (SwfdecRectangle *          dest,
  48                                                      const SwfdecRectangle *    a,
  49                                                      const SwfdecRectangle *    b);
  50 gboolean        swfdec_rectangle_contains           (const SwfdecRectangle *    container,
  51                                                      const SwfdecRectangle *    content);
  52 gboolean        swfdec_rectangle_contains_point     (const SwfdecRectangle *    rectangle,
  53                                                      int                        x,
  54                                                      int                        y);
  55
  56
  57 G_END_DECLS
  58 #endif