Exemplos de gimp_image_alpha_changed em C++ (Cpp)

Exemplo n.º 1

Arquivo: gimpimage-merge.c Projeto: AdamGrzonkowski/gimp-1

GimpLayer *
gimp_image_flatten (GimpImage    *image,
                    GimpContext  *context,
                    GError      **error)
{
  GList     *list;
  GSList    *merge_list = NULL;
  GimpLayer *layer;

  g_return_val_if_fail (GIMP_IS_IMAGE (image), NULL);
  g_return_val_if_fail (GIMP_IS_CONTEXT (context), NULL);
  g_return_val_if_fail (error == NULL || *error == NULL, NULL);

  for (list = gimp_image_get_layer_iter (image);
       list;
       list = g_list_next (list))
    {
      layer = list->data;

      if (gimp_layer_is_floating_sel (layer))
        continue;

      if (gimp_item_get_visible (GIMP_ITEM (layer)))
        merge_list = g_slist_append (merge_list, layer);
    }

  if (merge_list)
    {
      gimp_set_busy (image->gimp);

      gimp_image_undo_group_start (image,
                                   GIMP_UNDO_GROUP_IMAGE_LAYERS_MERGE,
                                   C_("undo-type", "Flatten Image"));

      /* if there's a floating selection, anchor it */
      if (gimp_image_get_floating_selection (image))
        floating_sel_anchor (gimp_image_get_floating_selection (image));

      layer = gimp_image_merge_layers (image,
                                       gimp_image_get_layers (image),
                                       merge_list, context,
                                       GIMP_FLATTEN_IMAGE);
      g_slist_free (merge_list);

      gimp_image_alpha_changed (image);

      gimp_image_undo_group_end (image);

      gimp_unset_busy (image->gimp);

      return layer;
    }

  g_set_error_literal (error, GIMP_ERROR, GIMP_FAILED,
                       _("Cannot flatten an image without any visible layer."));
  return NULL;
}

Exemplo n.º 2

Arquivo: gimpimage-merge.c Projeto: jdburton/gimp-osx

GimpLayer *
gimp_image_flatten (GimpImage   *image,
                    GimpContext *context)
{
  GList     *list;
  GSList    *merge_list = NULL;
  GimpLayer *layer;

  g_return_val_if_fail (GIMP_IS_IMAGE (image), NULL);
  g_return_val_if_fail (GIMP_IS_CONTEXT (context), NULL);

  gimp_set_busy (image->gimp);

  /* if there's a floating selection, anchor it */
  if (gimp_image_floating_sel (image))
    floating_sel_anchor (image->floating_sel);

  for (list = GIMP_LIST (image->layers)->list;
       list;
       list = g_list_next (list))
    {
      layer = list->data;

      if (gimp_item_get_visible (GIMP_ITEM (layer)))
        merge_list = g_slist_append (merge_list, layer);
    }

  layer = gimp_image_merge_layers (image, merge_list, context,
                                   GIMP_FLATTEN_IMAGE, _("Flatten Image"));
  g_slist_free (merge_list);

  gimp_image_alpha_changed (image);

  gimp_unset_busy (image->gimp);

  return layer;
}