88 lines
2.6 KiB
C
88 lines
2.6 KiB
C
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/* PIKA - Photo and Image Kooker Application
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* a rebranding of The GNU Image Manipulation Program (created with heckimp)
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* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
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*
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* Original copyright, applying to most contents (license remains unchanged):
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <string.h>
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#include <cairo.h>
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#include <gegl.h>
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#include <gdk-pixbuf/gdk-pixbuf.h>
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#include "core-types.h"
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#include "pika.h"
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#include "pikacontext.h"
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#include "pikadrawable.h"
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#include "pikadrawable-offset.h"
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#include "pikadrawable-operation.h"
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#include "pika-intl.h"
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void
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pika_drawable_offset (PikaDrawable *drawable,
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PikaContext *context,
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gboolean wrap_around,
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PikaOffsetType fill_type,
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gint offset_x,
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gint offset_y)
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{
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GeglNode *node;
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gint width;
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gint height;
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g_return_if_fail (PIKA_IS_DRAWABLE (drawable));
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g_return_if_fail (PIKA_IS_CONTEXT (context));
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if (! pika_item_mask_intersect (PIKA_ITEM (drawable),
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NULL, NULL, &width, &height))
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{
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return;
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}
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if (wrap_around)
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fill_type = PIKA_OFFSET_WRAP_AROUND;
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if (fill_type == PIKA_OFFSET_WRAP_AROUND)
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{
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offset_x %= width;
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offset_y %= height;
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}
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if (offset_x == 0 && offset_y == 0)
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return;
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node = gegl_node_new_child (NULL,
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"operation", "pika:offset",
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"context", context,
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"type", fill_type,
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"x", offset_x,
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"y", offset_y,
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NULL);
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pika_drawable_apply_operation (drawable, NULL,
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C_("undo-type", "Offset Drawable"),
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node);
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g_object_unref (node);
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}
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