gimp/app/core/gimpdrawable-offset.c

84 lines
2.3 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 <https://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <string.h>
#include <cairo.h>
#include <gegl.h>
#include <gdk-pixbuf/gdk-pixbuf.h>
#include "core-types.h"
#include "gimp.h"
#include "gimpcontext.h"
#include "gimpdrawable.h"
#include "gimpdrawable-offset.h"
#include "gimpdrawable-operation.h"
#include "gimp-intl.h"
void
gimp_drawable_offset (GimpDrawable *drawable,
GimpContext *context,
gboolean wrap_around,
GimpOffsetType fill_type,
gint offset_x,
gint offset_y)
{
GeglNode *node;
gint width;
gint height;
g_return_if_fail (GIMP_IS_DRAWABLE (drawable));
g_return_if_fail (GIMP_IS_CONTEXT (context));
if (! gimp_item_mask_intersect (GIMP_ITEM (drawable),
NULL, NULL, &width, &height))
{
return;
}
if (wrap_around)
fill_type = GIMP_OFFSET_WRAP_AROUND;
if (fill_type == GIMP_OFFSET_WRAP_AROUND)
{
offset_x %= width;
offset_y %= height;
}
if (offset_x == 0 && offset_y == 0)
return;
node = gegl_node_new_child (NULL,
"operation", "gimp:offset",
"context", context,
"type", fill_type,
"x", offset_x,
"y", offset_y,
NULL);
gimp_drawable_apply_operation (drawable, NULL,
C_("undo-type", "Offset Drawable"),
node);
g_object_unref (node);
}