Exemplo n.º 1
0
GimpUndo *
gimp_image_undo_push_channel_remove (GimpImage   *image,
                                     const gchar *undo_desc,
                                     GimpChannel *channel,
                                     GimpChannel *prev_parent,
                                     gint         prev_position,
                                     GimpChannel *prev_channel)
{
  g_return_val_if_fail (GIMP_IS_IMAGE (image), NULL);
  g_return_val_if_fail (GIMP_IS_CHANNEL (channel), NULL);
  g_return_val_if_fail (gimp_item_is_attached (GIMP_ITEM (channel)), NULL);
  g_return_val_if_fail (prev_parent == NULL || GIMP_IS_CHANNEL (prev_parent),
                        NULL);
  g_return_val_if_fail (prev_channel == NULL || GIMP_IS_CHANNEL (prev_channel),
                        NULL);

  return gimp_image_undo_push (image, GIMP_TYPE_CHANNEL_UNDO,
                               GIMP_UNDO_CHANNEL_REMOVE, undo_desc,
                               GIMP_DIRTY_IMAGE_STRUCTURE,
                               "item",          channel,
                               "prev-parent",   prev_parent,
                               "prev-position", prev_position,
                               "prev-channel",  prev_channel,
                               NULL);
}
Exemplo n.º 2
0
void
gimp_channel_combine_mask (GimpChannel    *mask,
                           GimpChannel    *add_on,
                           GimpChannelOps  op,
                           gint            off_x,
                           gint            off_y)
{
  PixelRegion srcPR, destPR;
  gint        x, y, w, h;

  g_return_if_fail (GIMP_IS_CHANNEL (mask));
  g_return_if_fail (GIMP_IS_CHANNEL (add_on));

  if (! gimp_rectangle_intersect (off_x, off_y,
                                  gimp_item_get_width  (GIMP_ITEM (add_on)),
                                  gimp_item_get_height (GIMP_ITEM (add_on)),
                                  0, 0,
                                  gimp_item_get_width  (GIMP_ITEM (mask)),
                                  gimp_item_get_height (GIMP_ITEM (mask)),
                                  &x, &y, &w, &h))
    return;

  pixel_region_init (&srcPR, gimp_drawable_get_tiles (GIMP_DRAWABLE (add_on)),
                     x - off_x, y - off_y, w, h, FALSE);
  pixel_region_init (&destPR, gimp_drawable_get_tiles (GIMP_DRAWABLE (mask)),
                     x, y, w, h, TRUE);

  switch (op)
    {
    case GIMP_CHANNEL_OP_ADD:
    case GIMP_CHANNEL_OP_REPLACE:
      pixel_regions_process_parallel ((PixelProcessorFunc)
                                      gimp_channel_combine_sub_region_add,
                                      NULL, 2, &srcPR, &destPR);
      break;

    case GIMP_CHANNEL_OP_SUBTRACT:
      pixel_regions_process_parallel ((PixelProcessorFunc)
                                      gimp_channel_combine_sub_region_sub,
                                      NULL, 2, &srcPR, &destPR);
      break;

    case GIMP_CHANNEL_OP_INTERSECT:
      pixel_regions_process_parallel ((PixelProcessorFunc)
                                      gimp_channel_combine_sub_region_intersect,
                                      NULL, 2, &srcPR, &destPR);
      break;

    default:
      g_warning ("%s: unknown operation type", G_STRFUNC);
      break;
    }

  mask->bounds_known = FALSE;

  gimp_drawable_update (GIMP_DRAWABLE (mask), x, y, w, h);
}
Exemplo n.º 3
0
void
gimp_channel_select_channel (GimpChannel    *channel,
                             const gchar    *undo_desc,
                             GimpChannel    *add_on,
                             gint            offset_x,
                             gint            offset_y,
                             GimpChannelOps  op,
                             gboolean        feather,
                             gdouble         feather_radius_x,
                             gdouble         feather_radius_y)
{
  g_return_if_fail (GIMP_IS_CHANNEL (channel));
  g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (channel)));
  g_return_if_fail (undo_desc != NULL);
  g_return_if_fail (GIMP_IS_CHANNEL (add_on));

  gimp_channel_push_undo (channel, undo_desc);

  /*  if applicable, replace the current selection  */
  if (op == GIMP_CHANNEL_OP_REPLACE)
    gimp_channel_clear (channel, NULL, FALSE);

  if (feather || op == GIMP_CHANNEL_OP_INTERSECT)
    {
      GimpItem    *item = GIMP_ITEM (channel);
      GimpChannel *add_on2;

      add_on2 = gimp_channel_new_mask (gimp_item_get_image (item),
                                       gimp_item_width (item),
                                       gimp_item_height (item));

      gimp_channel_combine_mask (add_on2, add_on, GIMP_CHANNEL_OP_ADD,
                                 offset_x, offset_y);

      if (feather)
        gimp_channel_feather (add_on2,
                              feather_radius_x,
                              feather_radius_y,
                              FALSE /* no undo */);

      gimp_channel_combine_mask (channel, add_on2, op, 0, 0);
      g_object_unref (add_on2);
    }
  else
    {
      gimp_channel_combine_mask (channel, add_on, op, offset_x, offset_y);
    }
}
Exemplo n.º 4
0
static void
gimp_channel_undo_constructed (GObject *object)
{
  G_OBJECT_CLASS (parent_class)->constructed (object);

  g_assert (GIMP_IS_CHANNEL (GIMP_ITEM_UNDO (object)->item));
}
Exemplo n.º 5
0
GimpTransformResize
gimp_drawable_transform_get_effective_clip (GimpDrawable        *drawable,
                                            GeglBuffer          *orig_buffer,
                                            GimpTransformResize  clip_result)
{
  g_return_val_if_fail (GIMP_IS_DRAWABLE (drawable), clip_result);
  g_return_val_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable)),
                                               clip_result);
  g_return_val_if_fail (orig_buffer == NULL || GEGL_IS_BUFFER (orig_buffer),
                        clip_result);

  /*  Always clip unfloated buffers since they must keep their size  */
  if (GIMP_IS_CHANNEL (drawable))
    {
      if (orig_buffer)
        {
          if (! babl_format_has_alpha (gegl_buffer_get_format (orig_buffer)))
            clip_result = GIMP_TRANSFORM_RESIZE_CLIP;
        }
      else
        {
          GimpImage *image = gimp_item_get_image (GIMP_ITEM (drawable));

          if (gimp_channel_is_empty (gimp_image_get_mask (image)))
            clip_result = GIMP_TRANSFORM_RESIZE_CLIP;
        }
    }

  return clip_result;
}
Exemplo n.º 6
0
void
floating_sel_activate_drawable (GimpLayer *layer)
{
  GimpImage    *image;
  GimpDrawable *drawable;

  g_return_if_fail (GIMP_IS_LAYER (layer));
  g_return_if_fail (gimp_layer_is_floating_sel (layer));

  image = gimp_item_get_image (GIMP_ITEM (layer));

  drawable = gimp_layer_get_floating_sel_drawable (layer);

  /*  set the underlying drawable to active  */
  if (GIMP_IS_LAYER_MASK (drawable))
    {
      GimpLayerMask *mask = GIMP_LAYER_MASK (drawable);

      gimp_image_set_active_layer (image, gimp_layer_mask_get_layer (mask));
    }
  else if (GIMP_IS_CHANNEL (drawable))
    {
      gimp_image_set_active_channel (image, GIMP_CHANNEL (drawable));
    }
  else
    {
      gimp_image_set_active_layer (image, GIMP_LAYER (drawable));
    }
}
Exemplo n.º 7
0
void
gimp_channel_select_polygon (GimpChannel    *channel,
                             const gchar    *undo_desc,
                             gint            n_points,
                             GimpVector2    *points,
                             GimpChannelOps  op,
                             gboolean        antialias,
                             gboolean        feather,
                             gdouble         feather_radius_x,
                             gdouble         feather_radius_y,
                             gboolean        push_undo)
{
  GimpScanConvert *scan_convert;

  g_return_if_fail (GIMP_IS_CHANNEL (channel));
  g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (channel)));
  g_return_if_fail (undo_desc != NULL);

  scan_convert = gimp_scan_convert_new ();

  gimp_scan_convert_add_polyline (scan_convert, n_points, points, TRUE);

  gimp_channel_select_scan_convert (channel, undo_desc, scan_convert, 0, 0,
                                    op, antialias, feather,
                                    feather_radius_x, feather_radius_y,
                                    push_undo);

  gimp_scan_convert_free (scan_convert);
}
Exemplo n.º 8
0
void
gimp_channel_select_vectors (GimpChannel    *channel,
                             const gchar    *undo_desc,
                             GimpVectors    *vectors,
                             GimpChannelOps  op,
                             gboolean        antialias,
                             gboolean        feather,
                             gdouble         feather_radius_x,
                             gdouble         feather_radius_y,
                             gboolean        push_undo)
{
  const GimpBezierDesc *bezier;

  g_return_if_fail (GIMP_IS_CHANNEL (channel));
  g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (channel)));
  g_return_if_fail (undo_desc != NULL);
  g_return_if_fail (GIMP_IS_VECTORS (vectors));

  bezier = gimp_vectors_get_bezier (vectors);

  if (bezier && bezier->num_data > 4)
    {
      GimpScanConvert *scan_convert;

      scan_convert = gimp_scan_convert_new ();
      gimp_scan_convert_add_bezier (scan_convert, bezier);

      gimp_channel_select_scan_convert (channel, undo_desc, scan_convert, 0, 0,
                                        op, antialias, feather,
                                        feather_radius_x, feather_radius_y,
                                        push_undo);

      gimp_scan_convert_free (scan_convert);
    }
}
Exemplo n.º 9
0
static void
gimp_mask_undo_constructed (GObject *object)
{
  GimpMaskUndo *mask_undo = GIMP_MASK_UNDO (object);
  GimpChannel  *channel;
  GimpDrawable *drawable;
  gint          x1, y1, x2, y2;

  if (G_OBJECT_CLASS (parent_class)->constructed)
    G_OBJECT_CLASS (parent_class)->constructed (object);

  g_assert (GIMP_IS_CHANNEL (GIMP_ITEM_UNDO (object)->item));

  channel  = GIMP_CHANNEL (GIMP_ITEM_UNDO (object)->item);
  drawable = GIMP_DRAWABLE (channel);

  if (gimp_channel_bounds (channel, &x1, &y1, &x2, &y2))
    {
      mask_undo->buffer = gegl_buffer_new (GEGL_RECTANGLE (0, 0,
                                                           x2 - x1, y2 - y1),
                                           gimp_drawable_get_format (drawable));

      gegl_buffer_copy (gimp_drawable_get_buffer (drawable),
                        GEGL_RECTANGLE (x1, y1, x2 - x1, y2 - y1),
                        mask_undo->buffer,
                        GEGL_RECTANGLE (0, 0, 0, 0));

      mask_undo->x = x1;
      mask_undo->y = y1;
    }

  mask_undo->format = gimp_drawable_get_format (drawable);
}
Exemplo n.º 10
0
void
gimp_channel_combine_ellipse_rect (GimpChannel    *mask,
                                   GimpChannelOps  op,
                                   gint            x,
                                   gint            y,
                                   gint            w,
                                   gint            h,
                                   gdouble         rx,
                                   gdouble         ry,
                                   gboolean        antialias)
{
  GimpChannelCombineData data;

  g_return_if_fail (GIMP_IS_CHANNEL (mask));

  if (gimp_channel_combine_start (mask, op, GEGL_RECTANGLE (x, y, w, h),
                                  TRUE, FALSE, &data))
    {
      GeglBuffer *buffer = gimp_drawable_get_buffer (GIMP_DRAWABLE (mask));

      gimp_gegl_mask_combine_ellipse_rect (buffer, op, x, y, w, h,
                                           rx, ry, antialias);
    }

  gimp_channel_combine_end (mask, &data);
}
Exemplo n.º 11
0
void
gimp_channel_combine_buffer (GimpChannel    *mask,
                             GeglBuffer     *add_on_buffer,
                             GimpChannelOps  op,
                             gint            off_x,
                             gint            off_y)
{
  GeglBuffer *buffer;
  gint        x, y, w, h;

  g_return_if_fail (GIMP_IS_CHANNEL (mask));
  g_return_if_fail (GEGL_IS_BUFFER (add_on_buffer));

  buffer = gimp_drawable_get_buffer (GIMP_DRAWABLE (mask));

  if (! gimp_gegl_mask_combine_buffer (buffer, add_on_buffer,
                                       op, off_x, off_y))
    return;

  gimp_rectangle_intersect (off_x, off_y,
                            gegl_buffer_get_width  (add_on_buffer),
                            gegl_buffer_get_height (add_on_buffer),
                            0, 0,
                            gimp_item_get_width  (GIMP_ITEM (mask)),
                            gimp_item_get_height (GIMP_ITEM (mask)),
                            &x, &y, &w, &h);

  mask->bounds_known = FALSE;

  gimp_drawable_update (GIMP_DRAWABLE (mask), x, y, w, h);
}
Exemplo n.º 12
0
void
gimp_channel_combine_buffer (GimpChannel    *mask,
                             GeglBuffer     *add_on_buffer,
                             GimpChannelOps  op,
                             gint            off_x,
                             gint            off_y)
{
  GimpChannelCombineData data;

  g_return_if_fail (GIMP_IS_CHANNEL (mask));
  g_return_if_fail (GEGL_IS_BUFFER (add_on_buffer));

  if (gimp_channel_combine_start (mask, op,
                                  GEGL_RECTANGLE (
                                    off_x,
                                    off_y,
                                    gegl_buffer_get_width  (add_on_buffer),
                                    gegl_buffer_get_height (add_on_buffer)),
                                  FALSE, FALSE, &data))
    {
      GeglBuffer *buffer = gimp_drawable_get_buffer (GIMP_DRAWABLE (mask));

      gimp_gegl_mask_combine_buffer (buffer, add_on_buffer, op,
                                     off_x, off_y);
    }

  gimp_channel_combine_end (mask, &data);
}
Exemplo n.º 13
0
void
gimp_channel_combine_mask (GimpChannel    *mask,
                           GimpChannel    *add_on,
                           GimpChannelOps  op,
                           gint            off_x,
                           gint            off_y)
{
  GeglBuffer *add_on_buffer;

  g_return_if_fail (GIMP_IS_CHANNEL (mask));
  g_return_if_fail (GIMP_IS_CHANNEL (add_on));

  add_on_buffer = gimp_drawable_get_buffer (GIMP_DRAWABLE (add_on));

  gimp_channel_combine_buffer (mask, add_on_buffer,
                               op, off_x, off_y);
}
Exemplo n.º 14
0
void
gimp_channel_select_round_rect (GimpChannel         *channel,
                                gint                 x,
                                gint                 y,
                                gint                 w,
                                gint                 h,
                                gdouble              corner_radius_x,
                                gdouble              corner_radius_y,
                                GimpChannelOps       op,
                                gboolean             antialias,
                                gboolean             feather,
                                gdouble              feather_radius_x,
                                gdouble              feather_radius_y,
                                gboolean             push_undo)
{
  g_return_if_fail (GIMP_IS_CHANNEL (channel));
  g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (channel)));

  if (push_undo)
    gimp_channel_push_undo (channel, C_("undo-type", "Rounded Rectangle Select"));

  /*  if applicable, replace the current selection  */
  if (op == GIMP_CHANNEL_OP_REPLACE)
    gimp_channel_clear (channel, NULL, FALSE);

  /*  if feathering for rect, make a new mask with the
   *  rectangle and feather that with the old mask
   */
  if (feather || op == GIMP_CHANNEL_OP_INTERSECT)
    {
      GimpItem   *item = GIMP_ITEM (channel);
      GeglBuffer *add_on;

      add_on = gegl_buffer_new (GEGL_RECTANGLE (0, 0,
                                                gimp_item_get_width  (item),
                                                gimp_item_get_height (item)),
                                babl_format ("Y float"));

      gimp_gegl_mask_combine_ellipse_rect (add_on, GIMP_CHANNEL_OP_ADD,
                                           x, y, w, h,
                                           corner_radius_x, corner_radius_y,
                                           antialias);

      if (feather)
        gimp_gegl_apply_feather (add_on, NULL, NULL, add_on, NULL,
                                 feather_radius_x,
                                 feather_radius_y);

      gimp_channel_combine_buffer (channel, add_on, op, 0, 0);
      g_object_unref (add_on);
    }
  else
    {
      gimp_channel_combine_ellipse_rect (channel, op, x, y, w, h,
                                         corner_radius_x, corner_radius_y,
                                         antialias);
    }
}
Exemplo n.º 15
0
void
gimp_channel_select_round_rect (GimpChannel         *channel,
                                gint                 x,
                                gint                 y,
                                gint                 w,
                                gint                 h,
                                gdouble              corner_radius_x,
                                gdouble              corner_radius_y,
                                GimpChannelOps       op,
                                gboolean             antialias,
                                gboolean             feather,
                                gdouble              feather_radius_x,
                                gdouble              feather_radius_y,
                                gboolean             push_undo)
{
  g_return_if_fail (GIMP_IS_CHANNEL (channel));
  g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (channel)));

  if (push_undo)
    gimp_channel_push_undo (channel, Q_("command|Rounded Rectangle Select"));

  /*  if applicable, replace the current selection  */
  if (op == GIMP_CHANNEL_OP_REPLACE)
    gimp_channel_clear (channel, NULL, FALSE);

  /*  if feathering for rect, make a new mask with the
   *  rectangle and feather that with the old mask
   */
  if (feather || op == GIMP_CHANNEL_OP_INTERSECT)
    {
      GimpItem    *item = GIMP_ITEM (channel);
      GimpChannel *add_on;

      add_on = gimp_channel_new_mask (gimp_item_get_image (item),
                                      gimp_item_width (item),
                                      gimp_item_height (item));
      gimp_channel_combine_ellipse_rect (add_on, GIMP_CHANNEL_OP_ADD,
                                         x, y, w, h,
                                         corner_radius_x, corner_radius_y,
                                         antialias);

      if (feather)
        gimp_channel_feather (add_on,
                              feather_radius_x,
                              feather_radius_y,
                              FALSE /* no undo */);

      gimp_channel_combine_mask (channel, add_on, op, 0, 0);
      g_object_unref (add_on);
    }
  else
    {
      gimp_channel_combine_ellipse_rect (channel, op, x, y, w, h,
                                         corner_radius_x, corner_radius_y,
                                         antialias);
    }
}
Exemplo n.º 16
0
GimpDrawable *
gimp_drawable_transform_paste (GimpDrawable     *drawable,
                               GeglBuffer       *buffer,
                               GimpColorProfile *buffer_profile,
                               gint              offset_x,
                               gint              offset_y,
                               gboolean          new_layer)
{
  GimpImage   *image;
  GimpLayer   *layer     = NULL;
  const gchar *undo_desc = NULL;

  g_return_val_if_fail (GIMP_IS_DRAWABLE (drawable), NULL);
  g_return_val_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable)), NULL);
  g_return_val_if_fail (GEGL_IS_BUFFER (buffer), NULL);
  g_return_val_if_fail (GIMP_IS_COLOR_PROFILE (buffer_profile), NULL);

  image = gimp_item_get_image (GIMP_ITEM (drawable));

  if (GIMP_IS_LAYER (drawable))
    undo_desc = C_("undo-type", "Transform Layer");
  else if (GIMP_IS_CHANNEL (drawable))
    undo_desc = C_("undo-type", "Transform Channel");
  else
    return NULL;

  gimp_image_undo_group_start (image, GIMP_UNDO_GROUP_EDIT_PASTE, undo_desc);

  if (new_layer)
    {
      layer =
        gimp_layer_new_from_gegl_buffer (buffer, image,
                                         gimp_drawable_get_format_with_alpha (drawable),
                                         _("Transformation"),
                                         GIMP_OPACITY_OPAQUE,
                                         gimp_image_get_default_new_layer_mode (image),
                                         buffer_profile);

      gimp_item_set_offset (GIMP_ITEM (layer), offset_x, offset_y);

      floating_sel_attach (layer, drawable);

      drawable = GIMP_DRAWABLE (layer);
    }
  else
    {
      gimp_drawable_set_buffer_full (drawable, TRUE, NULL,
                                     buffer,
                                     offset_x, offset_y,
                                     TRUE);
    }

  gimp_image_undo_group_end (image);

  return drawable;
}
Exemplo n.º 17
0
void
floating_sel_to_layer (GimpLayer *layer)
{
  GimpItem  *item;
  GimpImage *image;

  g_return_if_fail (GIMP_IS_LAYER (layer));
  g_return_if_fail (gimp_layer_is_floating_sel (layer));

  item = GIMP_ITEM (layer);

  if (! (image = gimp_item_get_image (item)))
    return;

  /*  Check if the floating layer belongs to a channel...  */
  if (GIMP_IS_CHANNEL (layer->fs.drawable))
    {
      gimp_message (image->gimp, NULL, GIMP_MESSAGE_WARNING,
                    _("Cannot create a new layer from the floating selection "
                      "because it belongs to a layer mask or channel."));
      return;
    }

  gimp_image_undo_group_start (image, GIMP_UNDO_GROUP_FS_TO_LAYER,
                               _("Floating Selection to Layer"));

  /*  restore the contents of the drawable  */
  floating_sel_restore (layer,
                        item->offset_x,
                        item->offset_y,
                        item->width,
                        item->height);

  gimp_image_undo_push_fs_to_layer (image, NULL, layer);

  /*  clear the selection  */
  gimp_drawable_invalidate_boundary (GIMP_DRAWABLE (layer));

  /*  Set pointers  */
  layer->fs.drawable   = NULL;
  image->floating_sel = NULL;

  gimp_item_set_visible (GIMP_ITEM (layer), TRUE, TRUE);
  gimp_layer_set_lock_alpha (layer, FALSE, TRUE);

  gimp_image_undo_group_end (image);

  gimp_object_name_changed (GIMP_OBJECT (layer));

  gimp_drawable_update (GIMP_DRAWABLE (layer),
                        0, 0,
                        GIMP_ITEM (layer)->width,
                        GIMP_ITEM (layer)->height);

  gimp_image_floating_selection_changed (image);
}
Exemplo n.º 18
0
GimpUndo *
gimp_image_undo_push_channel_add (GimpImage   *image,
                                  const gchar *undo_desc,
                                  GimpChannel *channel,
                                  GimpChannel *prev_channel)
{
  g_return_val_if_fail (GIMP_IS_IMAGE (image), NULL);
  g_return_val_if_fail (GIMP_IS_CHANNEL (channel), NULL);
  g_return_val_if_fail (! gimp_item_is_attached (GIMP_ITEM (channel)), NULL);
  g_return_val_if_fail (prev_channel == NULL || GIMP_IS_CHANNEL (prev_channel),
                        NULL);

  return gimp_image_undo_push (image, GIMP_TYPE_CHANNEL_UNDO,
                               GIMP_UNDO_CHANNEL_ADD, undo_desc,
                               GIMP_DIRTY_IMAGE_STRUCTURE,
                               "item",         channel,
                               "prev-channel", prev_channel,
                               NULL);
}
Exemplo n.º 19
0
void
gimp_channel_combine_rect (GimpChannel    *mask,
                           GimpChannelOps  op,
                           gint            x,
                           gint            y,
                           gint            w,
                           gint            h)
{
  GeglBuffer *buffer;

  g_return_if_fail (GIMP_IS_CHANNEL (mask));

  buffer = gimp_drawable_get_buffer (GIMP_DRAWABLE (mask));

  if (! gimp_gegl_mask_combine_rect (buffer, op, x, y, w, h))
    return;

  gimp_rectangle_intersect (x, y, w, h,
                            0, 0,
                            gimp_item_get_width  (GIMP_ITEM (mask)),
                            gimp_item_get_height (GIMP_ITEM (mask)),
                            &x, &y, &w, &h);

  /*  Determine new boundary  */
  if (mask->bounds_known && (op == GIMP_CHANNEL_OP_ADD) && ! mask->empty)
    {
      if (x < mask->x1)
        mask->x1 = x;
      if (y < mask->y1)
        mask->y1 = y;
      if ((x + w) > mask->x2)
        mask->x2 = (x + w);
      if ((y + h) > mask->y2)
        mask->y2 = (y + h);
    }
  else if (op == GIMP_CHANNEL_OP_REPLACE || mask->empty)
    {
      mask->empty = FALSE;
      mask->x1    = x;
      mask->y1    = y;
      mask->x2    = x + w;
      mask->y2    = y + h;
    }
  else
    {
      mask->bounds_known = FALSE;
    }

  mask->x1 = CLAMP (mask->x1, 0, gimp_item_get_width  (GIMP_ITEM (mask)));
  mask->y1 = CLAMP (mask->y1, 0, gimp_item_get_height (GIMP_ITEM (mask)));
  mask->x2 = CLAMP (mask->x2, 0, gimp_item_get_width  (GIMP_ITEM (mask)));
  mask->y2 = CLAMP (mask->y2, 0, gimp_item_get_height (GIMP_ITEM (mask)));

  gimp_drawable_update (GIMP_DRAWABLE (mask), x, y, w, h);
}
Exemplo n.º 20
0
void
gimp_channel_select_channel (GimpChannel    *channel,
                             const gchar    *undo_desc,
                             GimpChannel    *add_on,
                             gint            offset_x,
                             gint            offset_y,
                             GimpChannelOps  op,
                             gboolean        feather,
                             gdouble         feather_radius_x,
                             gdouble         feather_radius_y)
{
  g_return_if_fail (GIMP_IS_CHANNEL (channel));
  g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (channel)));
  g_return_if_fail (undo_desc != NULL);
  g_return_if_fail (GIMP_IS_CHANNEL (add_on));

  gimp_channel_select_buffer (channel, undo_desc,
                              gimp_drawable_get_buffer (GIMP_DRAWABLE (add_on)),
                              offset_x, offset_y, op,
                              feather,
                              feather_radius_x, feather_radius_y);
}
Exemplo n.º 21
0
gboolean
floating_sel_to_layer (GimpLayer  *layer,
                       GError    **error)
{
  GimpItem  *item;
  GimpImage *image;

  g_return_val_if_fail (GIMP_IS_LAYER (layer), FALSE);
  g_return_val_if_fail (gimp_layer_is_floating_sel (layer), FALSE);
  g_return_val_if_fail (error == NULL || *error == NULL, FALSE);

  item  = GIMP_ITEM (layer);
  image = gimp_item_get_image (item);

  /*  Check if the floating layer belongs to a channel  */
  if (GIMP_IS_CHANNEL (gimp_layer_get_floating_sel_drawable (layer)))
    {
      g_set_error_literal (error, GIMP_ERROR, GIMP_FAILED,
			   _("Cannot create a new layer from the floating "
			     "selection because it belongs to a layer mask "
			     "or channel."));
      return FALSE;
    }

  gimp_image_undo_group_start (image, GIMP_UNDO_GROUP_FS_TO_LAYER,
                               C_("undo-type", "Floating Selection to Layer"));

  gimp_image_undo_push_fs_to_layer (image, NULL, layer);

  gimp_drawable_detach_floating_sel (gimp_layer_get_floating_sel_drawable (layer));
  gimp_layer_set_floating_sel_drawable (layer, NULL);

  gimp_item_set_visible (item, TRUE, TRUE);
  gimp_layer_set_lock_alpha (layer, FALSE, TRUE);

  gimp_image_undo_group_end (image);

  /* When the floating selection is converted to/from a normal layer
   * it does something resembling a name change, so emit the
   * "name-changed" signal
   */
  gimp_object_name_changed (GIMP_OBJECT (layer));

  gimp_drawable_update (GIMP_DRAWABLE (layer),
                        0, 0,
                        gimp_item_get_width  (item),
                        gimp_item_get_height (item));

  return TRUE;
}
void
gimp_drawable_foreground_extract_siox (GimpDrawable       *mask,
                                       SioxState          *state,
                                       SioxRefinementType  refinement,
                                       gint                smoothness,
                                       const gdouble       sensitivity[3],
                                       gboolean            multiblob,
                                       GimpProgress       *progress)
{
  GeglBuffer *buffer;
  gint        x1, y1;
  gint        x2, y2;

  g_return_if_fail (GIMP_IS_DRAWABLE (mask));
  g_return_if_fail (babl_format_get_bytes_per_pixel (gimp_drawable_get_format (mask)) == 1);

  g_return_if_fail (state != NULL);

  g_return_if_fail (progress == NULL || GIMP_IS_PROGRESS (progress));

  if (progress)
    gimp_progress_start (progress, _("Foreground Extraction"), FALSE);

  if (GIMP_IS_CHANNEL (mask))
    {
      gimp_channel_bounds (GIMP_CHANNEL (mask), &x1, &y1, &x2, &y2);
    }
  else
    {
      x1 = 0;
      y1 = 0;
      x2 = gimp_item_get_width  (GIMP_ITEM (mask));
      y2 = gimp_item_get_height (GIMP_ITEM (mask));
    }

  buffer = gimp_drawable_get_buffer (mask);

  siox_foreground_extract (state, refinement,
                           gimp_gegl_buffer_get_tiles (buffer),
                           x1, y1, x2, y2,
                           smoothness, sensitivity, multiblob,
                           (SioxProgressFunc) gimp_progress_set_value,
                           progress);

  if (progress)
    gimp_progress_end (progress);

  gimp_drawable_update (mask, x1, y1, x2, y2);
}
Exemplo n.º 23
0
void
gimp_channel_select_fuzzy (GimpChannel         *channel,
                           GimpDrawable        *drawable,
                           gboolean             sample_merged,
                           gint                 x,
                           gint                 y,
                           gfloat               threshold,
                           gboolean             select_transparent,
                           GimpSelectCriterion  select_criterion,
                           gboolean             diagonal_neighbors,
                           GimpChannelOps       op,
                           gboolean             antialias,
                           gboolean             feather,
                           gdouble              feather_radius_x,
                           gdouble              feather_radius_y)
{
  GimpPickable *pickable;
  GeglBuffer   *add_on;
  gint          add_on_x = 0;
  gint          add_on_y = 0;

  g_return_if_fail (GIMP_IS_CHANNEL (channel));
  g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (channel)));
  g_return_if_fail (GIMP_IS_DRAWABLE (drawable));

  if (sample_merged)
    pickable = GIMP_PICKABLE (gimp_item_get_image (GIMP_ITEM (drawable)));
  else
    pickable = GIMP_PICKABLE (drawable);

  add_on = gimp_pickable_contiguous_region_by_seed (pickable,
                                                    antialias,
                                                    threshold,
                                                    select_transparent,
                                                    select_criterion,
                                                    diagonal_neighbors,
                                                    x, y);

  if (! sample_merged)
    gimp_item_get_offset (GIMP_ITEM (drawable), &add_on_x, &add_on_y);

  gimp_channel_select_buffer (channel, C_("undo-type", "Fuzzy Select"),
                              add_on, add_on_x, add_on_y,
                              op,
                              feather,
                              feather_radius_x,
                              feather_radius_y);
  g_object_unref (add_on);
}
Exemplo n.º 24
0
void
gimp_channel_select_buffer (GimpChannel    *channel,
                            const gchar    *undo_desc,
                            GeglBuffer     *add_on,
                            gint            offset_x,
                            gint            offset_y,
                            GimpChannelOps  op,
                            gboolean        feather,
                            gdouble         feather_radius_x,
                            gdouble         feather_radius_y)
{
  g_return_if_fail (GIMP_IS_CHANNEL (channel));
  g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (channel)));
  g_return_if_fail (undo_desc != NULL);
  g_return_if_fail (GEGL_IS_BUFFER (add_on));

  gimp_channel_push_undo (channel, undo_desc);

  /*  if applicable, replace the current selection  */
  if (op == GIMP_CHANNEL_OP_REPLACE)
    gimp_channel_clear (channel, NULL, FALSE);

  if (feather || op == GIMP_CHANNEL_OP_INTERSECT)
    {
      GimpItem   *item = GIMP_ITEM (channel);
      GeglBuffer *add_on2;

      add_on2 = gegl_buffer_new (GEGL_RECTANGLE (0, 0,
                                                 gimp_item_get_width  (item),
                                                 gimp_item_get_height (item)),
                                 babl_format ("Y float"));

      gimp_gegl_mask_combine_buffer (add_on2, add_on,
                                     GIMP_CHANNEL_OP_ADD,
                                     offset_x, offset_y);

      if (feather)
        gimp_gegl_apply_feather (add_on2, NULL, NULL, add_on2, NULL,
                                 feather_radius_x,
                                 feather_radius_y);

      gimp_channel_combine_buffer (channel, add_on2, op, 0, 0);
      g_object_unref (add_on2);
    }
  else
    {
      gimp_channel_combine_buffer (channel, add_on, op, offset_x, offset_y);
    }
}
Exemplo n.º 25
0
GimpUndo *
gimp_image_undo_push_channel_color (GimpImage   *image,
                                    const gchar *undo_desc,
                                    GimpChannel *channel)
{
  g_return_val_if_fail (GIMP_IS_IMAGE (image), NULL);
  g_return_val_if_fail (GIMP_IS_CHANNEL (channel), NULL);
  g_return_val_if_fail (gimp_item_is_attached (GIMP_ITEM (channel)), NULL);

  return gimp_image_undo_push (image, GIMP_TYPE_CHANNEL_PROP_UNDO,
                               GIMP_UNDO_CHANNEL_COLOR, undo_desc,
                               GIMP_DIRTY_ITEM | GIMP_DIRTY_DRAWABLE,
                               "item", channel,
                               NULL);
}
Exemplo n.º 26
0
void
gimp_channel_select_scan_convert (GimpChannel     *channel,
                                  const gchar     *undo_desc,
                                  GimpScanConvert *scan_convert,
                                  gint             offset_x,
                                  gint             offset_y,
                                  GimpChannelOps   op,
                                  gboolean         antialias,
                                  gboolean         feather,
                                  gdouble          feather_radius_x,
                                  gdouble          feather_radius_y,
                                  gboolean         push_undo)
{
  GimpItem    *item;
  GimpChannel *add_on;

  g_return_if_fail (GIMP_IS_CHANNEL (channel));
  g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (channel)));
  g_return_if_fail (undo_desc != NULL);
  g_return_if_fail (scan_convert != NULL);

  if (push_undo)
    gimp_channel_push_undo (channel, undo_desc);

  /*  if applicable, replace the current selection  */
  if (op == GIMP_CHANNEL_OP_REPLACE)
    gimp_channel_clear (channel, NULL, FALSE);

  item = GIMP_ITEM (channel);

  add_on = gimp_channel_new_mask (gimp_item_get_image (item),
                                  gimp_item_width (item),
                                  gimp_item_height (item));
  gimp_scan_convert_render (scan_convert,
                            gimp_drawable_get_tiles (GIMP_DRAWABLE (add_on)),
                            offset_x, offset_y, antialias);

  if (feather)
    gimp_channel_feather (add_on,
                          feather_radius_x,
                          feather_radius_y,
                          FALSE /* no undo */);

  gimp_channel_combine_mask (channel, add_on, op, 0, 0);
  g_object_unref (add_on);
}
Exemplo n.º 27
0
void
gimp_channel_select_scan_convert (GimpChannel     *channel,
                                  const gchar     *undo_desc,
                                  GimpScanConvert *scan_convert,
                                  gint             offset_x,
                                  gint             offset_y,
                                  GimpChannelOps   op,
                                  gboolean         antialias,
                                  gboolean         feather,
                                  gdouble          feather_radius_x,
                                  gdouble          feather_radius_y,
                                  gboolean         push_undo)
{
  GimpItem   *item;
  GeglBuffer *add_on;

  g_return_if_fail (GIMP_IS_CHANNEL (channel));
  g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (channel)));
  g_return_if_fail (undo_desc != NULL);
  g_return_if_fail (scan_convert != NULL);

  if (push_undo)
    gimp_channel_push_undo (channel, undo_desc);

  /*  if applicable, replace the current selection  */
  if (op == GIMP_CHANNEL_OP_REPLACE)
    gimp_channel_clear (channel, NULL, FALSE);

  item = GIMP_ITEM (channel);

  add_on = gegl_buffer_new (GEGL_RECTANGLE (0, 0,
                                            gimp_item_get_width  (item),
                                            gimp_item_get_height (item)),
                            babl_format ("Y float"));

  gimp_scan_convert_render (scan_convert, add_on,
                            offset_x, offset_y, antialias);

  if (feather)
    gimp_gegl_apply_feather (add_on, NULL, NULL, add_on, NULL,
                             feather_radius_x,
                             feather_radius_y);

  gimp_channel_combine_buffer (channel, add_on, op, 0, 0);
  g_object_unref (add_on);
}
Exemplo n.º 28
0
void
gimp_channel_select_by_color (GimpChannel         *channel,
                              GimpDrawable        *drawable,
                              gboolean             sample_merged,
                              const GimpRGB       *color,
                              gint                 threshold,
                              gboolean             select_transparent,
                              GimpSelectCriterion  select_criterion,
                              GimpChannelOps       op,
                              gboolean             antialias,
                              gboolean             feather,
                              gdouble              feather_radius_x,
                              gdouble              feather_radius_y)
{
  GimpItem    *item;
  GimpChannel *add_on;
  gint         add_on_x = 0;
  gint         add_on_y = 0;

  g_return_if_fail (GIMP_IS_CHANNEL (channel));
  g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (channel)));
  g_return_if_fail (GIMP_IS_DRAWABLE (drawable));
  g_return_if_fail (color != NULL);

  item = GIMP_ITEM (channel);

  add_on = gimp_image_contiguous_region_by_color (gimp_item_get_image (item),
                                                  drawable,
                                                  sample_merged,
                                                  antialias,
                                                  threshold,
                                                  select_transparent,
                                                  select_criterion,
                                                  color);

  if (! sample_merged)
    gimp_item_offsets (GIMP_ITEM (drawable), &add_on_x, &add_on_y);

  gimp_channel_select_channel (channel, Q_("command|Select by Color"),
                               add_on, add_on_x, add_on_y,
                               op,
                               feather,
                               feather_radius_x,
                               feather_radius_y);
  g_object_unref (add_on);
}
Exemplo n.º 29
0
GimpUndo *
gimp_image_undo_push_mask (GimpImage   *image,
                           const gchar *undo_desc,
                           GimpChannel *mask)
{
  g_return_val_if_fail (GIMP_IS_IMAGE (image), NULL);
  g_return_val_if_fail (GIMP_IS_CHANNEL (mask), NULL);
  g_return_val_if_fail (gimp_item_is_attached (GIMP_ITEM (mask)), NULL);

  return gimp_image_undo_push (image, GIMP_TYPE_MASK_UNDO,
                               GIMP_UNDO_MASK, undo_desc,
                               GIMP_IS_SELECTION (mask) ?
                               GIMP_DIRTY_SELECTION :
                               GIMP_DIRTY_ITEM | GIMP_DIRTY_DRAWABLE,
                               "item", mask,
                               NULL);
}
Exemplo n.º 30
0
void
gimp_channel_select_rectangle (GimpChannel    *channel,
                               gint            x,
                               gint            y,
                               gint            w,
                               gint            h,
                               GimpChannelOps  op,
                               gboolean        feather,
                               gdouble         feather_radius_x,
                               gdouble         feather_radius_y,
                               gboolean        push_undo)
{
  g_return_if_fail (GIMP_IS_CHANNEL (channel));
  g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (channel)));

  if (push_undo)
    gimp_channel_push_undo (channel, C_("undo-type", "Rectangle Select"));

  /*  if feathering for rect, make a new mask with the
   *  rectangle and feather that with the old mask
   */
  if (feather)
    {
      GimpItem   *item = GIMP_ITEM (channel);
      GeglBuffer *add_on;

      add_on = gegl_buffer_new (GEGL_RECTANGLE (0, 0,
                                                gimp_item_get_width  (item),
                                                gimp_item_get_height (item)),
                                babl_format ("Y float"));

      gimp_gegl_mask_combine_rect (add_on, GIMP_CHANNEL_OP_REPLACE, x, y, w, h);

      gimp_gegl_apply_feather (add_on, NULL, NULL, add_on, NULL,
                               feather_radius_x,
                               feather_radius_y);

      gimp_channel_combine_buffer (channel, add_on, op, 0, 0);
      g_object_unref (add_on);
    }
  else
    {
      gimp_channel_combine_rect (channel, op, x, y, w, h);
    }
}