gimp/app/core/gimpitem-linked.c

193 lines
6.4 KiB
C

/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <gdk-pixbuf/gdk-pixbuf.h>
#include <gegl.h>
#include "core-types.h"
#include "gimpcontext.h"
#include "gimpimage.h"
#include "gimpimage-item-list.h"
#include "gimpitem.h"
#include "gimpitem-linked.h"
#include "gimplist.h"
#include "gimpprogress.h"
/* public functions */
gboolean
gimp_item_linked_is_locked (const GimpItem *item)
{
GList *list;
GList *l;
gboolean locked = FALSE;
g_return_val_if_fail (GIMP_IS_ITEM (item), FALSE);
g_return_val_if_fail (gimp_item_get_linked (item) == TRUE, FALSE);
g_return_val_if_fail (gimp_item_is_attached (item), FALSE);
list = gimp_image_item_list_get_list (gimp_item_get_image (item), item,
GIMP_ITEM_TYPE_ALL,
GIMP_ITEM_SET_LINKED);
list = gimp_image_item_list_filter (item, list, TRUE, FALSE);
for (l = list; l && ! locked; l = g_list_next (l))
{
GimpItem *item = l->data;
/* temporarily set the item to not being linked, or we will
* run into a recursion because gimp_item_is_position_locked()
* call this function if the item is linked
*/
gimp_item_set_linked (item, FALSE, FALSE);
if (gimp_item_is_position_locked (item))
locked = TRUE;
gimp_item_set_linked (item, TRUE, FALSE);
}
g_list_free (list);
return locked;
}
void
gimp_item_linked_translate (GimpItem *item,
gint offset_x,
gint offset_y,
gboolean push_undo)
{
GList *list;
g_return_if_fail (GIMP_IS_ITEM (item));
g_return_if_fail (gimp_item_get_linked (item) == TRUE);
g_return_if_fail (gimp_item_is_attached (item));
list = gimp_image_item_list_get_list (gimp_item_get_image (item), item,
GIMP_ITEM_TYPE_ALL,
GIMP_ITEM_SET_LINKED);
list = gimp_image_item_list_filter (item, list, TRUE, FALSE);
gimp_image_item_list_translate (gimp_item_get_image (item), list,
offset_x, offset_y, push_undo);
g_list_free (list);
}
void
gimp_item_linked_flip (GimpItem *item,
GimpContext *context,
GimpOrientationType flip_type,
gdouble axis,
gboolean clip_result)
{
GList *list;
g_return_if_fail (GIMP_IS_ITEM (item));
g_return_if_fail (GIMP_IS_CONTEXT (context));
g_return_if_fail (gimp_item_get_linked (item) == TRUE);
g_return_if_fail (gimp_item_is_attached (item));
list = gimp_image_item_list_get_list (gimp_item_get_image (item), item,
GIMP_ITEM_TYPE_ALL,
GIMP_ITEM_SET_LINKED);
list = gimp_image_item_list_filter (item, list, TRUE, FALSE);
gimp_image_item_list_flip (gimp_item_get_image (item), list, context,
flip_type, axis, clip_result);
g_list_free (list);
}
void
gimp_item_linked_rotate (GimpItem *item,
GimpContext *context,
GimpRotationType rotate_type,
gdouble center_x,
gdouble center_y,
gboolean clip_result)
{
GList *list;
g_return_if_fail (GIMP_IS_ITEM (item));
g_return_if_fail (GIMP_IS_CONTEXT (context));
g_return_if_fail (gimp_item_get_linked (item) == TRUE);
g_return_if_fail (gimp_item_is_attached (item));
list = gimp_image_item_list_get_list (gimp_item_get_image (item), item,
GIMP_ITEM_TYPE_LAYERS |
GIMP_ITEM_TYPE_VECTORS,
GIMP_ITEM_SET_LINKED);
list = gimp_image_item_list_filter (item, list, TRUE, FALSE);
gimp_image_item_list_rotate (gimp_item_get_image (item), list, context,
rotate_type, center_x, center_y, clip_result);
g_list_free (list);
list = gimp_image_item_list_get_list (gimp_item_get_image (item), item,
GIMP_ITEM_TYPE_CHANNELS,
GIMP_ITEM_SET_LINKED);
list = gimp_image_item_list_filter (item, list, TRUE, FALSE);
gimp_image_item_list_rotate (gimp_item_get_image (item), list, context,
rotate_type, center_x, center_y, TRUE);
g_list_free (list);
}
void
gimp_item_linked_transform (GimpItem *item,
GimpContext *context,
const GimpMatrix3 *matrix,
GimpTransformDirection direction,
GimpInterpolationType interpolation_type,
GimpTransformResize clip_result,
GimpProgress *progress)
{
GList *list;
g_return_if_fail (GIMP_IS_ITEM (item));
g_return_if_fail (GIMP_IS_CONTEXT (context));
g_return_if_fail (gimp_item_get_linked (item) == TRUE);
g_return_if_fail (gimp_item_is_attached (item));
g_return_if_fail (progress == NULL || GIMP_IS_PROGRESS (progress));
list = gimp_image_item_list_get_list (gimp_item_get_image (item), item,
GIMP_ITEM_TYPE_ALL,
GIMP_ITEM_SET_LINKED);
list = gimp_image_item_list_filter (item, list, TRUE, FALSE);
gimp_image_item_list_transform (gimp_item_get_image (item), list, context,
matrix, direction,
interpolation_type,
clip_result, progress);
g_list_free (list);
}