PIKApp/app/core/pikadrawable-operation.c

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2023-09-26 00:35:21 +02:00
/* 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
*
* pikadrawable-operation.c
* Copyright (C) 2007 Øyvind Kolås <pippin@gimp.org>
* Sven Neumann <sven@gimp.org>
* Michael Natterer <mitch@gimp.org>
*
* 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 <gdk-pixbuf/gdk-pixbuf.h>
#include <gegl.h>
#include "core-types.h"
#include "gegl/pika-gegl-utils.h"
#include "operations/pika-operation-config.h"
#include "operations/pikaoperationsettings.h"
#include "pikadrawable.h"
#include "pikadrawable-operation.h"
#include "pikadrawablefilter.h"
#include "pikaprogress.h"
#include "pikasettings.h"
/* public functions */
void
pika_drawable_apply_operation (PikaDrawable *drawable,
PikaProgress *progress,
const gchar *undo_desc,
GeglNode *operation)
{
pika_drawable_apply_operation_with_config (drawable,
progress, undo_desc,
operation, NULL);
}
void
pika_drawable_apply_operation_with_config (PikaDrawable *drawable,
PikaProgress *progress,
const gchar *undo_desc,
GeglNode *operation,
GObject *config)
{
PikaDrawableFilter *filter;
g_return_if_fail (PIKA_IS_DRAWABLE (drawable));
g_return_if_fail (pika_item_is_attached (PIKA_ITEM (drawable)));
g_return_if_fail (progress == NULL || PIKA_IS_PROGRESS (progress));
g_return_if_fail (undo_desc != NULL);
g_return_if_fail (GEGL_IS_NODE (operation));
g_return_if_fail (config == NULL || PIKA_IS_OPERATION_SETTINGS (config));
if (! pika_item_mask_intersect (PIKA_ITEM (drawable),
NULL, NULL, NULL, NULL))
{
return;
}
filter = pika_drawable_filter_new (drawable, undo_desc, operation, NULL);
pika_drawable_filter_set_add_alpha (filter,
pika_gegl_node_has_key (operation,
"needs-alpha"));
if (config)
{
pika_operation_config_sync_node (config, operation);
pika_operation_settings_sync_drawable_filter (
PIKA_OPERATION_SETTINGS (config), filter);
}
pika_drawable_filter_apply (filter, NULL);
pika_drawable_filter_commit (filter, progress, TRUE);
g_object_unref (filter);
if (progress)
pika_progress_end (progress);
}
void
pika_drawable_apply_operation_by_name (PikaDrawable *drawable,
PikaProgress *progress,
const gchar *undo_desc,
const gchar *operation_type,
GObject *config)
{
GeglNode *node;
g_return_if_fail (PIKA_IS_DRAWABLE (drawable));
g_return_if_fail (pika_item_is_attached (PIKA_ITEM (drawable)));
g_return_if_fail (progress == NULL || PIKA_IS_PROGRESS (progress));
g_return_if_fail (undo_desc != NULL);
g_return_if_fail (operation_type != NULL);
g_return_if_fail (config == NULL || PIKA_IS_SETTINGS (config));
node = g_object_new (GEGL_TYPE_NODE,
"operation", operation_type,
NULL);
if (config)
gegl_node_set (node,
"config", config,
NULL);
pika_drawable_apply_operation (drawable, progress, undo_desc, node);
g_object_unref (node);
}