libswfdec/swfdec_path.h

   1 /* Swfdec
   2  * Copyright (C) 2006-2007 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_PATH_H_
  21 #define _SWFDEC_PATH_H_
  22
  23 #include <cairo.h>
  24 #include <libswfdec/swfdec_rect.h>
  25
  26 G_BEGIN_DECLS
  27
  28 /* FIXME: Shouldn't this code be in cairo somewhere? */
  29
  30 void            swfdec_path_init                (cairo_path_t *         path);
  31 void            swfdec_path_reset               (cairo_path_t *         path);
  32
  33 #define swfdec_path_require_size(path, steps) \
  34   swfdec_path_ensure_size ((path), (path)->num_data + steps)
  35 void            swfdec_path_ensure_size         (cairo_path_t *         path,
  36                                                  int                    size);
  37 void            swfdec_path_move_to             (cairo_path_t *         path,
  38                                                  double                 x,
  39                                                  double                 y);
  40 void            swfdec_path_line_to             (cairo_path_t *         path,
  41                                                  double                 x,
  42                                                  double                 y);
  43 void            swfdec_path_curve_to            (cairo_path_t *         path,
  44                                                  double                 start_x,
  45                                                  double                 start_y,
  46                                                  double                 control_x,
  47                                                  double                 control_y,
  48                                                  double                 end_x,
  49                                                  double                 end_y);
  50 void            swfdec_path_append              (cairo_path_t *         path,
  51                                                  const cairo_path_t *   append);
  52 void            swfdec_path_append_reverse      (cairo_path_t *         path,
  53                                                  const cairo_path_t *   append,
  54                                                  double                 x,
  55                                                  double                 y);
  56
  57 void            swfdec_path_get_extents         (const cairo_path_t *   path,
  58                                                  SwfdecRect *           extents);
  59
  60 void            swfdec_path_merge               (cairo_path_t *         dest,
  61                                                  const cairo_path_t *   start,
  62                                                  const cairo_path_t *   end,
  63                                                  double                 ratio);
  64
  65
  66 G_END_DECLS
  67 #endif