libswfdec/swfdec_morphshape.c

   1 /* Swfdec
   2  * Copyright (C) 2003-2006 David Schleef <ds@schleef.org>
   3  *               2005-2006 Eric Anholt <eric@anholt.net>
   4  *                    2006 Benjamin Otte <otte@gnome.org>
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin Street, Fifth Floor,
  19  * Boston, MA  02110-1301  USA
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include "config.h"
  24 #endif
  25
  26 #include "swfdec_morphshape.h"
  27 #include "swfdec_debug.h"
  28 #include "swfdec_image.h"
  29 #include "swfdec_morph_movie.h"
  30
  31 G_DEFINE_TYPE (SwfdecMorphShape, swfdec_morph_shape, SWFDEC_TYPE_SHAPE)
  32
  33 static SwfdecMovie *
  34 swfdec_graphic_create_movie (SwfdecGraphic *graphic, gsize *size)
  35 {
  36   guint i;
  37   SwfdecMorphShape *morph = SWFDEC_MORPH_SHAPE (graphic);
  38   SwfdecMorphMovie *movie = g_object_new (SWFDEC_TYPE_MORPH_MOVIE, NULL);
  39
  40   movie->morph = morph;
  41   g_object_ref (morph);
  42
  43   *size = sizeof (SwfdecMorphMovie) + sizeof (cairo_path_t) * morph->end_vecs->len;
  44   movie->paths = g_new0 (cairo_path_t, morph->end_vecs->len);
  45   for (i = 0; i < morph->end_vecs->len; i++) {
  46     movie->paths[i].num_data = g_array_index (morph->end_vecs, SwfdecShapeVec, i).path.num_data;
  47     movie->paths[i].data = g_new (cairo_path_data_t, movie->paths[i].num_data);
  48     *size += sizeof (cairo_path_data_t) * movie->paths[i].num_data;
  49   }
  50
  51   return SWFDEC_MOVIE (movie);
  52 }
  53
  54 static void
  55 swfdec_morph_shape_dispose (GObject *object)
  56 {
  57   SwfdecMorphShape *morph = SWFDEC_MORPH_SHAPE (object);
  58   guint i;
  59
  60   if (morph->end_vecs != NULL) {
  61     for (i = 0; i < morph->end_vecs->len; i++)
  62       g_free (g_array_index (morph->end_vecs, SwfdecShapeVec, i).path.data);
  63     g_array_free (morph->end_vecs, TRUE);
  64     morph->end_vecs = NULL;
  65   }
  66
  67   G_OBJECT_CLASS (swfdec_morph_shape_parent_class)->dispose (object);
  68 }
  69
  70 static void
  71 swfdec_morph_shape_class_init (SwfdecMorphShapeClass * g_class)
  72 {
  73   GObjectClass *object_class = G_OBJECT_CLASS (g_class);
  74   SwfdecGraphicClass *graphic_class = SWFDEC_GRAPHIC_CLASS (g_class);
  75
  76   object_class->dispose = swfdec_morph_shape_dispose;
  77
  78   graphic_class->create_movie = swfdec_graphic_create_movie;
  79 }
  80
  81 static void
  82 swfdec_morph_shape_init (SwfdecMorphShape * morph)
  83 {
  84   morph->end_vecs = g_array_new (FALSE, TRUE, sizeof (SwfdecShapeVec));
  85 }
  86
  87