static void
gimp_mandala_remove_guide (GimpMandala         *mandala,
                           GimpOrientationType  orientation)
{
  GimpSymmetry *sym = GIMP_SYMMETRY (mandala);
  GimpImage    *image;
  GimpGuide    *guide;

  image = sym->image;
  guide = (orientation == GIMP_ORIENTATION_HORIZONTAL) ?
    mandala->horizontal_guide : mandala->vertical_guide;

  g_signal_handlers_disconnect_by_func (guide,
                                        gimp_mandala_guide_removed_cb,
                                        mandala);
  g_signal_handlers_disconnect_by_func (guide,
                                        gimp_mandala_guide_position_cb,
                                        mandala);

  gimp_image_remove_guide (image, guide, FALSE);
  g_object_unref (guide);

  if (orientation == GIMP_ORIENTATION_HORIZONTAL)
    mandala->horizontal_guide = NULL;
  else
    mandala->vertical_guide = NULL;
}
示例#2
0
static GValueArray *
image_delete_guide_invoker (GimpProcedure     *procedure,
                            Gimp              *gimp,
                            GimpContext       *context,
                            GimpProgress      *progress,
                            const GValueArray *args)
{
  gboolean success = TRUE;
  GimpImage *image;
  gint32 guide;

  image = gimp_value_get_image (&args->values[0], gimp);
  guide = g_value_get_uint (&args->values[1]);

  if (success)
    {
      GimpGuide *g = gimp_image_get_guide (image, guide);

      if (g)
        gimp_image_remove_guide (image, g, TRUE);
      else
        success = FALSE;
    }

  return gimp_procedure_get_return_values (procedure, success);
}
static GimpValueArray *
image_delete_guide_invoker (GimpProcedure         *procedure,
                            Gimp                  *gimp,
                            GimpContext           *context,
                            GimpProgress          *progress,
                            const GimpValueArray  *args,
                            GError               **error)
{
  gboolean success = TRUE;
  GimpImage *image;
  gint32 guide;

  image = gimp_value_get_image (gimp_value_array_index (args, 0), gimp);
  guide = g_value_get_uint (gimp_value_array_index (args, 1));

  if (success)
    {
      GimpGuide *g = gimp_pdb_image_get_guide (image, guide, error);

      if (g)
        gimp_image_remove_guide (image, g, TRUE);
      else
        success = FALSE;
    }

  return gimp_procedure_get_return_values (procedure, success,
                                           error ? *error : NULL);
}
示例#4
0
static void
gimp_image_map_tool_remove_guide (GimpImageMapTool *im_tool)
{
  GimpImage *image;

  if (! im_tool->percent_guide)
    return;

  image = gimp_item_get_image (GIMP_ITEM (im_tool->drawable));

  gimp_image_remove_guide (image, im_tool->percent_guide, FALSE);
}
示例#5
0
static void
gimp_guide_undo_pop (GimpUndo              *undo,
                     GimpUndoMode           undo_mode,
                     GimpUndoAccumulator   *accum)
{
  GimpGuideUndo       *guide_undo = GIMP_GUIDE_UNDO (undo);
  GimpOrientationType  orientation;
  gint                 position;

  GIMP_UNDO_CLASS (parent_class)->pop (undo, undo_mode, accum);

  orientation = gimp_guide_get_orientation (guide_undo->guide);
  position    = gimp_guide_get_position (guide_undo->guide);

  /*  add and move guides manually (nor using the gimp_image_guide
   *  API), because we might be in the middle of an image resizing
   *  undo group and the guide's position might be temporarily out of
   *  image.
   */

  if (position == -1)
    {
      undo->image->guides = g_list_prepend (undo->image->guides,
                                            guide_undo->guide);
      gimp_guide_set_position (guide_undo->guide, guide_undo->position);
      g_object_ref (guide_undo->guide);
      gimp_image_update_guide (undo->image, guide_undo->guide);
    }
  else if (guide_undo->position == -1)
    {
      gimp_image_remove_guide (undo->image, guide_undo->guide, FALSE);
    }
  else
    {
      gimp_image_update_guide (undo->image, guide_undo->guide);
      gimp_guide_set_position (guide_undo->guide, guide_undo->position);
      gimp_image_update_guide (undo->image, guide_undo->guide);
    }

  gimp_guide_set_orientation (guide_undo->guide, guide_undo->orientation);

  guide_undo->position    = position;
  guide_undo->orientation = orientation;
}
示例#6
0
static void
gimp_move_tool_button_release (GimpTool              *tool,
                               const GimpCoords      *coords,
                               guint32                time,
                               GdkModifierType        state,
                               GimpButtonReleaseType  release_type,
                               GimpDisplay           *display)
{
  GimpMoveTool     *move   = GIMP_MOVE_TOOL (tool);
  GimpGuiConfig    *config = GIMP_GUI_CONFIG (display->gimp->config);
  GimpDisplayShell *shell  = gimp_display_get_shell (display);
  GimpImage        *image  = gimp_display_get_image (display);

  if (gimp_tool_control_is_active (tool->control))
    gimp_tool_control_halt (tool->control);

  if (move->moving_guide)
    {
      gboolean delete_guide = FALSE;
      gint     x, y, width, height;

      gimp_tool_pop_status (tool, display);

      gimp_tool_control_set_scroll_lock (tool->control, FALSE);
      gimp_tool_control_set_precision   (tool->control,
                                         GIMP_CURSOR_PRECISION_PIXEL_CENTER);

      gimp_draw_tool_stop (GIMP_DRAW_TOOL (tool));

      if (release_type == GIMP_BUTTON_RELEASE_CANCEL)
        {
          move->moving_guide      = FALSE;
          move->guide_position    = GUIDE_POSITION_INVALID;
          move->guide_orientation = GIMP_ORIENTATION_UNKNOWN;

          gimp_display_shell_selection_resume (shell);
          return;
        }

      gimp_display_shell_untransform_viewport (shell, &x, &y, &width, &height);

      switch (move->guide_orientation)
        {
        case GIMP_ORIENTATION_HORIZONTAL:
          if ((move->guide_position < y) ||
              (move->guide_position > (y + height)))
            delete_guide = TRUE;
          break;

        case GIMP_ORIENTATION_VERTICAL:
          if ((move->guide_position < x) ||
              (move->guide_position > (x + width)))
            delete_guide = TRUE;
          break;

        default:
          break;
        }

      if (delete_guide)
        {
          if (move->guide)
            {
              gimp_image_remove_guide (image, move->guide, TRUE);
              move->guide = NULL;
            }
        }
      else
        {
          if (move->guide)
            {
              gimp_image_move_guide (image, move->guide,
                                     move->guide_position, TRUE);
            }
          else
            {
              switch (move->guide_orientation)
                {
                case GIMP_ORIENTATION_HORIZONTAL:
                  move->guide = gimp_image_add_hguide (image,
                                                       move->guide_position,
                                                       TRUE);
                  break;

                case GIMP_ORIENTATION_VERTICAL:
                  move->guide = gimp_image_add_vguide (image,
                                                       move->guide_position,
                                                       TRUE);
                  break;

                default:
                  g_assert_not_reached ();
                }
            }
        }

      gimp_display_shell_selection_resume (shell);
      gimp_image_flush (image);

      move->moving_guide      = FALSE;
      move->guide_position    = GUIDE_POSITION_INVALID;
      move->guide_orientation = GIMP_ORIENTATION_UNKNOWN;

      if (move->guide)
        gimp_draw_tool_start (GIMP_DRAW_TOOL (tool), display);
    }
  else
    {
      gboolean flush = FALSE;

      if (! config->move_tool_changes_active ||
          (release_type == GIMP_BUTTON_RELEASE_CANCEL))
        {
          if (move->old_active_layer)
            {
              gimp_image_set_active_layer (image, move->old_active_layer);
              move->old_active_layer = NULL;

              flush = TRUE;
            }

          if (move->old_active_vectors)
            {
              gimp_image_set_active_vectors (image, move->old_active_vectors);
              move->old_active_vectors = NULL;

              flush = TRUE;
            }
        }

      if (release_type != GIMP_BUTTON_RELEASE_CANCEL)
        {
          if (move->floating_layer)
            {
              floating_sel_anchor (move->floating_layer);

              flush = TRUE;
            }
        }

      if (flush)
        gimp_image_flush (image);
    }
}
示例#7
0
static void
gimp_guide_tool_button_release (GimpTool              *tool,
                                const GimpCoords      *coords,
                                guint32                time,
                                GdkModifierType        state,
                                GimpButtonReleaseType  release_type,
                                GimpDisplay           *display)
{
  GimpGuideTool    *guide_tool = GIMP_GUIDE_TOOL (tool);
  GimpDisplayShell *shell      = gimp_display_get_shell (display);
  GimpImage        *image      = gimp_display_get_image (display);

  gimp_tool_pop_status (tool, display);

  gimp_tool_control_halt (tool->control);

  gimp_draw_tool_stop (GIMP_DRAW_TOOL (tool));

  if (release_type == GIMP_BUTTON_RELEASE_CANCEL)
    {
      /* custom guides are moved live */
      if (guide_tool->guide_custom)
        gimp_image_move_guide (image, guide_tool->guide,
                               guide_tool->guide_old_position, TRUE);
    }
  else
    {
      gint max_position;

      if (guide_tool->guide_orientation == GIMP_ORIENTATION_HORIZONTAL)
        max_position = gimp_image_get_height (image);
      else
        max_position = gimp_image_get_width (image);

      if (guide_tool->guide_position == GIMP_GUIDE_POSITION_UNDEFINED ||
          guide_tool->guide_position <  0                             ||
          guide_tool->guide_position > max_position)
        {
          if (guide_tool->guide)
            {
              gimp_image_remove_guide (image, guide_tool->guide, TRUE);
              guide_tool->guide = NULL;
            }
        }
      else
        {
          if (guide_tool->guide)
            {
              /* custom guides are moved live */
              if (! guide_tool->guide_custom)
                gimp_image_move_guide (image, guide_tool->guide,
                                       guide_tool->guide_position, TRUE);
            }
          else
            {
              switch (guide_tool->guide_orientation)
                {
                case GIMP_ORIENTATION_HORIZONTAL:
                  guide_tool->guide =
                    gimp_image_add_hguide (image,
                                           guide_tool->guide_position,
                                           TRUE);
                  break;

                case GIMP_ORIENTATION_VERTICAL:
                  guide_tool->guide =
                    gimp_image_add_vguide (image,
                                           guide_tool->guide_position,
                                           TRUE);
                  break;

                default:
                  gimp_assert_not_reached ();
                }
            }
        }

      gimp_image_flush (image);
    }

  gimp_display_shell_selection_resume (shell);

  guide_tool->guide_position    = GIMP_GUIDE_POSITION_UNDEFINED;
  guide_tool->guide_orientation = GIMP_ORIENTATION_UNKNOWN;

  tool_manager_pop_tool (display->gimp);
  g_object_unref (guide_tool);

  {
    GimpTool *active_tool = tool_manager_get_active (display->gimp);

    if (GIMP_IS_DRAW_TOOL (active_tool))
      gimp_draw_tool_pause (GIMP_DRAW_TOOL (active_tool));

    tool_manager_oper_update_active (display->gimp, coords, state,
                                     TRUE, display);
    tool_manager_cursor_update_active (display->gimp, coords, state,
                                       display);

    if (GIMP_IS_DRAW_TOOL (active_tool))
      gimp_draw_tool_resume (GIMP_DRAW_TOOL (active_tool));
  }
}
示例#8
0
void
gimp_image_resize_with_layers (GimpImage    *image,
                               GimpContext  *context,
                               gint          new_width,
                               gint          new_height,
                               gint          offset_x,
                               gint          offset_y,
                               GimpItemSet   layer_set,
                               gboolean      resize_text_layers,
                               GimpProgress *progress)
{
  GList   *list;
  GList   *resize_layers;
  gdouble  progress_max;
  gdouble  progress_current = 1.0;
  gint     old_width, old_height;

  g_return_if_fail (GIMP_IS_IMAGE (image));
  g_return_if_fail (GIMP_IS_CONTEXT (context));
  g_return_if_fail (new_width > 0 && new_height > 0);
  g_return_if_fail (progress == NULL || GIMP_IS_PROGRESS (progress));

  gimp_set_busy (image->gimp);

  g_object_freeze_notify (G_OBJECT (image));

  gimp_image_undo_group_start (image, GIMP_UNDO_GROUP_IMAGE_RESIZE,
                               C_("undo-type", "Resize Image"));

  resize_layers = gimp_image_item_list_get_list (image, NULL,
                                                 GIMP_ITEM_TYPE_LAYERS,
                                                 layer_set);

  progress_max = (gimp_container_get_n_children (gimp_image_get_layers (image))   +
                  gimp_container_get_n_children (gimp_image_get_channels (image)) +
                  gimp_container_get_n_children (gimp_image_get_vectors (image))  +
                  g_list_length (resize_layers)                                   +
                  1 /* selection */);

  old_width  = gimp_image_get_width  (image);
  old_height = gimp_image_get_height (image);

  /*  Push the image size to the stack  */
  gimp_image_undo_push_image_size (image, NULL,
                                   -offset_x, -offset_y,
                                   new_width, new_height);

  /*  Set the new width and height  */
  g_object_set (image,
                "width",  new_width,
                "height", new_height,
                NULL);

  /*  Resize all channels  */
  for (list = gimp_image_get_channel_iter (image);
       list;
       list = g_list_next (list))
    {
      GimpItem *item = list->data;

      gimp_item_resize (item, context,
                        new_width, new_height, offset_x, offset_y);

      if (progress)
        gimp_progress_set_value (progress, progress_current++ / progress_max);
    }

  /*  Resize all vectors  */
  for (list = gimp_image_get_vectors_iter (image);
       list;
       list = g_list_next (list))
    {
      GimpItem *item = list->data;

      gimp_item_resize (item, context,
                        new_width, new_height, offset_x, offset_y);

      if (progress)
        gimp_progress_set_value (progress, progress_current++ / progress_max);
    }

  /*  Don't forget the selection mask!  */
  gimp_item_resize (GIMP_ITEM (gimp_image_get_mask (image)), context,
                    new_width, new_height, offset_x, offset_y);

  if (progress)
    gimp_progress_set_value (progress, progress_current++ / progress_max);

  /*  Reposition all layers  */
  for (list = gimp_image_get_layer_iter (image);
       list;
       list = g_list_next (list))
    {
      GimpItem *item = list->data;

      gimp_item_translate (item, offset_x, offset_y, TRUE);

      if (progress)
        gimp_progress_set_value (progress, progress_current++ / progress_max);
    }

  /*  Resize all resize_layers to image size  */
  for (list = resize_layers; list; list = g_list_next (list))
    {
      GimpItem *item = list->data;
      gint      old_offset_x;
      gint      old_offset_y;

      /*  group layers can't be resized here  */
      if (gimp_viewable_get_children (GIMP_VIEWABLE (item)))
        continue;

      if (! resize_text_layers && gimp_item_is_text_layer (item))
        continue;

      gimp_item_get_offset (item, &old_offset_x, &old_offset_y);

      gimp_item_resize (item, context,
                        new_width, new_height,
                        old_offset_x, old_offset_y);

      if (progress)
        gimp_progress_set_value (progress, progress_current++ / progress_max);
    }

  g_list_free (resize_layers);

  /*  Reposition or remove all guides  */
  list = gimp_image_get_guides (image);

  while (list)
    {
      GimpGuide *guide        = list->data;
      gboolean   remove_guide = FALSE;
      gint       new_position = gimp_guide_get_position (guide);

      list = g_list_next (list);

      switch (gimp_guide_get_orientation (guide))
        {
        case GIMP_ORIENTATION_HORIZONTAL:
          new_position += offset_y;
          if (new_position < 0 || new_position > new_height)
            remove_guide = TRUE;
          break;

        case GIMP_ORIENTATION_VERTICAL:
          new_position += offset_x;
          if (new_position < 0 || new_position > new_width)
            remove_guide = TRUE;
          break;

        default:
          break;
        }

      if (remove_guide)
        gimp_image_remove_guide (image, guide, TRUE);
      else if (new_position != gimp_guide_get_position (guide))
        gimp_image_move_guide (image, guide, new_position, TRUE);
    }

  /*  Reposition or remove sample points  */
  list = gimp_image_get_sample_points (image);

  while (list)
    {
      GimpSamplePoint *sample_point        = list->data;
      gboolean         remove_sample_point = FALSE;
      gint             new_x               = sample_point->x;
      gint             new_y               = sample_point->y;

      list = g_list_next (list);

      new_y += offset_y;
      if ((sample_point->y < 0) || (sample_point->y > new_height))
        remove_sample_point = TRUE;

      new_x += offset_x;
      if ((sample_point->x < 0) || (sample_point->x > new_width))
        remove_sample_point = TRUE;

      if (remove_sample_point)
        gimp_image_remove_sample_point (image, sample_point, TRUE);
      else if (new_x != sample_point->x || new_y != sample_point->y)
        gimp_image_move_sample_point (image, sample_point,
                                      new_x, new_y, TRUE);
    }

  gimp_image_undo_group_end (image);

  gimp_image_size_changed_detailed (image,
                                    offset_x, offset_y,
                                    old_width, old_height);

  g_object_thaw_notify (G_OBJECT (image));

  gimp_unset_busy (image->gimp);
}
示例#9
0
void
gimp_image_crop (GimpImage   *image,
                 GimpContext *context,
                 gint         x1,
                 gint         y1,
                 gint         x2,
                 gint         y2,
                 gboolean     active_layer_only,
                 gboolean     crop_layers)
{
  gint width, height;
  gint previous_width, previous_height;

  g_return_if_fail (GIMP_IS_IMAGE (image));
  g_return_if_fail (GIMP_IS_CONTEXT (context));

  previous_width  = gimp_image_get_width (image);
  previous_height = gimp_image_get_height (image);

  width  = x2 - x1;
  height = y2 - y1;

  /*  Make sure new width and height are non-zero  */
  if (width < 1 || height < 1)
    return;

  gimp_set_busy (image->gimp);

  if (active_layer_only)
    {
      GimpLayer *layer;
      gint       off_x, off_y;

      layer = gimp_image_get_active_layer (image);

      gimp_item_offsets (GIMP_ITEM (layer), &off_x, &off_y);

      off_x -= x1;
      off_y -= y1;

      gimp_item_resize (GIMP_ITEM (layer), context, width, height, off_x, off_y);
    }
  else
    {
      GimpItem *item;
      GList    *list;

      g_object_freeze_notify (G_OBJECT (image));

      if (crop_layers)
        gimp_image_undo_group_start (image, GIMP_UNDO_GROUP_IMAGE_CROP,
                                     C_("command", "Crop Image"));
      else
        gimp_image_undo_group_start (image, GIMP_UNDO_GROUP_IMAGE_RESIZE,
                                     _("Resize Image"));

      /*  Push the image size to the stack  */
      gimp_image_undo_push_image_size (image,
                                       NULL,
                                       x1,
                                       y1,
                                       width,
                                       height);

      /*  Set the new width and height  */
      g_object_set (image,
                    "width",  width,
                    "height", height,
                    NULL);

      /*  Resize all channels  */
      for (list = GIMP_LIST (image->channels)->list;
           list;
           list = g_list_next (list))
        {
          item = (GimpItem *) list->data;

          gimp_item_resize (item, context, width, height, -x1, -y1);
        }

      /*  Resize all vectors  */
      for (list = GIMP_LIST (image->vectors)->list;
           list;
           list = g_list_next (list))
        {
          item = (GimpItem *) list->data;

          gimp_item_resize (item, context, width, height, -x1, -y1);
        }

      /*  Don't forget the selection mask!  */
      gimp_item_resize (GIMP_ITEM (gimp_image_get_mask (image)), context,
                        width, height, -x1, -y1);

      /*  crop all layers  */
      list = GIMP_LIST (image->layers)->list;

      while (list)
        {
          item = (GimpItem *) list->data;

          list = g_list_next (list);

          gimp_item_translate (item, -x1, -y1, TRUE);

          if (crop_layers)
            {
              gint off_x, off_y;
              gint lx1, ly1, lx2, ly2;

              gimp_item_offsets (item, &off_x, &off_y);

              lx1 = CLAMP (off_x, 0, gimp_image_get_width  (image));
              ly1 = CLAMP (off_y, 0, gimp_image_get_height (image));
              lx2 = CLAMP (gimp_item_width  (item) + off_x,
                           0, gimp_image_get_width (image));
              ly2 = CLAMP (gimp_item_height (item) + off_y,
                           0, gimp_image_get_height (image));

              width  = lx2 - lx1;
              height = ly2 - ly1;

              if (width > 0 && height > 0)
                gimp_item_resize (item, context, width, height,
                                  -(lx1 - off_x),
                                  -(ly1 - off_y));
              else
                gimp_image_remove_layer (image, GIMP_LAYER (item));
            }
        }

      /*  Reposition or remove all guides  */
      list = gimp_image_get_guides (image);
      while (list)
        {
          GimpGuide *guide        = list->data;
          gboolean   remove_guide = FALSE;
          gint       position     = gimp_guide_get_position (guide);

          list = g_list_next (list);

          switch (gimp_guide_get_orientation (guide))
            {
            case GIMP_ORIENTATION_HORIZONTAL:
              if ((position < y1) || (position > y2))
                remove_guide = TRUE;
              else
                position -= y1;
              break;

            case GIMP_ORIENTATION_VERTICAL:
              if ((position < x1) || (position > x2))
                remove_guide = TRUE;
              else
                position -= x1;
              break;

            default:
              break;
            }

          if (remove_guide)
            gimp_image_remove_guide (image, guide, TRUE);
          else if (position != gimp_guide_get_position (guide))
            gimp_image_move_guide (image, guide, position, TRUE);
        }

      /*  Reposition or remove sample points  */
      list = gimp_image_get_sample_points (image);
      while (list)
        {
          GimpSamplePoint *sample_point        = list->data;
          gboolean         remove_sample_point = FALSE;
          gint             new_x               = sample_point->x;
          gint             new_y               = sample_point->y;

          list = g_list_next (list);

          new_y -= y1;
          if ((sample_point->y < y1) || (sample_point->y > y2))
            remove_sample_point = TRUE;

          new_x -= x1;
          if ((sample_point->x < x1) || (sample_point->x > x2))
            remove_sample_point = TRUE;

          if (remove_sample_point)
            gimp_image_remove_sample_point (image, sample_point, TRUE);
          else if (new_x != sample_point->x || new_y != sample_point->y)
            gimp_image_move_sample_point (image, sample_point,
                                          new_x, new_y, TRUE);
        }

      gimp_image_undo_group_end (image);

      gimp_image_update (image,
                         0, 0,
                         gimp_image_get_width  (image),
                         gimp_image_get_height (image));

      gimp_image_size_changed_detailed (image,
                                        -x1,
                                        -y1,
                                        previous_width,
                                        previous_height);

      g_object_thaw_notify (G_OBJECT (image));
    }

  gimp_unset_busy (image->gimp);
}
示例#10
0
void
gimp_image_crop (GimpImage    *image,
                 GimpContext  *context,
                 GimpFillType  fill_type,
                 gint          x,
                 gint          y,
                 gint          width,
                 gint          height,
                 gboolean      crop_layers)
{
  GList *list;
  gint   previous_width;
  gint   previous_height;

  g_return_if_fail (GIMP_IS_IMAGE (image));
  g_return_if_fail (GIMP_IS_CONTEXT (context));

  previous_width  = gimp_image_get_width  (image);
  previous_height = gimp_image_get_height (image);

  /*  Make sure new width and height are non-zero  */
  if (width < 1 || height < 1)
    return;

  gimp_set_busy (image->gimp);

  g_object_freeze_notify (G_OBJECT (image));

  if (crop_layers)
    gimp_image_undo_group_start (image, GIMP_UNDO_GROUP_IMAGE_CROP,
                                 C_("undo-type", "Crop Image"));
  else
    gimp_image_undo_group_start (image, GIMP_UNDO_GROUP_IMAGE_RESIZE,
                                 C_("undo-type", "Resize Image"));

  /*  Push the image size to the stack  */
  gimp_image_undo_push_image_size (image, NULL,
                                   x, y, width, height);

  /*  Set the new width and height  */
  g_object_set (image,
                "width",  width,
                "height", height,
                NULL);

  /*  Resize all channels  */
  for (list = gimp_image_get_channel_iter (image);
       list;
       list = g_list_next (list))
    {
      GimpItem *item = list->data;

      gimp_item_resize (item, context, GIMP_FILL_TRANSPARENT,
                        width, height, -x, -y);
    }

  /*  Resize all vectors  */
  for (list = gimp_image_get_vectors_iter (image);
       list;
       list = g_list_next (list))
    {
      GimpItem *item = list->data;

      gimp_item_resize (item, context, GIMP_FILL_TRANSPARENT,
                        width, height, -x, -y);
    }

  /*  Don't forget the selection mask!  */
  gimp_item_resize (GIMP_ITEM (gimp_image_get_mask (image)),
                    context, GIMP_FILL_TRANSPARENT,
                    width, height, -x, -y);

  /*  crop all layers  */
  list = gimp_image_get_layer_iter (image);

  while (list)
    {
      GimpItem *item = list->data;

      list = g_list_next (list);

      gimp_item_translate (item, -x, -y, TRUE);

      if (crop_layers)
        {
          gint off_x, off_y;
          gint lx1, ly1, lx2, ly2;

          gimp_item_get_offset (item, &off_x, &off_y);

          lx1 = CLAMP (off_x, 0, gimp_image_get_width  (image));
          ly1 = CLAMP (off_y, 0, gimp_image_get_height (image));
          lx2 = CLAMP (gimp_item_get_width  (item) + off_x,
                       0, gimp_image_get_width (image));
          ly2 = CLAMP (gimp_item_get_height (item) + off_y,
                       0, gimp_image_get_height (image));

          width  = lx2 - lx1;
          height = ly2 - ly1;

          if (width > 0 && height > 0)
            {
              gimp_item_resize (item, context, fill_type,
                                width, height,
                                -(lx1 - off_x),
                                -(ly1 - off_y));
            }
          else
            {
              gimp_image_remove_layer (image, GIMP_LAYER (item),
                                       TRUE, NULL);
            }
        }
    }

  /*  Reposition or remove guides  */
  list = gimp_image_get_guides (image);

  while (list)
    {
      GimpGuide *guide        = list->data;
      gboolean   remove_guide = FALSE;
      gint       position     = gimp_guide_get_position (guide);

      list = g_list_next (list);

      switch (gimp_guide_get_orientation (guide))
        {
        case GIMP_ORIENTATION_HORIZONTAL:
          position -= y;
          if ((position < 0) || (position > height))
            remove_guide = TRUE;
          break;

        case GIMP_ORIENTATION_VERTICAL:
          position -= x;
          if ((position < 0) || (position > width))
            remove_guide = TRUE;
          break;

        default:
          break;
        }

      if (remove_guide)
        gimp_image_remove_guide (image, guide, TRUE);
      else if (position != gimp_guide_get_position (guide))
        gimp_image_move_guide (image, guide, position, TRUE);
    }

  /*  Reposition or remove sample points  */
  list = gimp_image_get_sample_points (image);

  while (list)
    {
      GimpSamplePoint *sample_point        = list->data;
      gboolean         remove_sample_point = FALSE;
      gint             old_x;
      gint             old_y;
      gint             new_x;
      gint             new_y;

      list = g_list_next (list);

      gimp_sample_point_get_position (sample_point, &old_x, &old_y);
      new_x = old_x;
      new_y = old_y;

      new_y -= y;
      if ((new_y < 0) || (new_y > height))
       remove_sample_point = TRUE;

      new_x -= x;
      if ((new_x < 0) || (new_x > width))
        remove_sample_point = TRUE;

      if (remove_sample_point)
        gimp_image_remove_sample_point (image, sample_point, TRUE);
      else if (new_x != old_x || new_y != old_y)
        gimp_image_move_sample_point (image, sample_point,
                                      new_x, new_y, TRUE);
    }

  gimp_image_undo_group_end (image);

  gimp_image_size_changed_detailed (image,
                                    -x, -y,
                                    previous_width, previous_height);

  g_object_thaw_notify (G_OBJECT (image));

  gimp_unset_busy (image->gimp);
}