PIKApp/app/xcf/xcf-seek.c

58 lines
1.7 KiB
C

/* PIKA - Photo and Image Kooker Application
* a rebranding of The GNU Image Manipulation Program (created with heckimp)
* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
*
* Original copyright, applying to most contents (license remains unchanged):
* 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 <gio/gio.h>
#include "core/core-types.h"
#include "xcf-private.h"
#include "xcf-seek.h"
#include "pika-intl.h"
gboolean
xcf_seek_pos (XcfInfo *info,
goffset pos,
GError **error)
{
if (info->cp != pos)
{
GError *my_error = NULL;
info->cp = pos;
if (! g_seekable_seek (info->seekable, info->cp, G_SEEK_SET,
NULL, &my_error))
{
g_propagate_prefixed_error (error, my_error,
_("Could not seek in XCF file: "));
return FALSE;
}
pika_assert (info->cp == g_seekable_tell (info->seekable));
}
return TRUE;
}