294 lines
8.9 KiB
C
294 lines
8.9 KiB
C
/* 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 <gegl.h>
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#include <gtk/gtk.h>
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#include "libpikabase/pikabase.h"
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#include "libpikaconfig/pikaconfig.h"
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#include "libpikawidgets/pikawidgets.h"
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#include "actions-types.h"
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#include "operations/pika-operation-config.h"
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#include "operations/pikaoperationsettings.h"
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#include "core/pika.h"
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#include "core/pika-filter-history.h"
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#include "core/pikaimage.h"
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#include "core/pikaprogress.h"
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#include "widgets/pikaaction.h"
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#include "actions.h"
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#include "filters-commands.h"
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#include "pikageglprocedure.h"
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#include "procedure-commands.h"
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/* local function prototypes */
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static gchar * filters_parse_operation (Pika *pika,
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const gchar *operation_str,
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const gchar *icon_name,
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PikaObject **settings);
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static void filters_run_procedure (Pika *pika,
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PikaDisplay *display,
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PikaProcedure *procedure,
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PikaRunMode run_mode);
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/* public functions */
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void
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filters_apply_cmd_callback (PikaAction *action,
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GVariant *value,
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gpointer data)
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{
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PikaImage *image;
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GList *drawables;
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gchar *operation;
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PikaObject *settings;
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PikaProcedure *procedure;
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GVariant *variant;
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return_if_no_drawables (image, drawables, data);
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if (g_list_length (drawables) != 1)
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{
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/* We only support running filters on single drawable for now. */
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g_list_free (drawables);
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return;
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}
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operation = filters_parse_operation (image->pika,
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g_variant_get_string (value, NULL),
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pika_action_get_icon_name (action),
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&settings);
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procedure = pika_gegl_procedure_new (image->pika,
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PIKA_RUN_NONINTERACTIVE, settings,
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operation,
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pika_action_get_name (action),
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pika_action_get_label (action),
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pika_action_get_tooltip (action),
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pika_action_get_icon_name (action),
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pika_action_get_help_id (action));
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g_free (operation);
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if (settings)
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g_object_unref (settings);
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pika_filter_history_add (image->pika, procedure);
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variant = g_variant_new_uint64 (GPOINTER_TO_SIZE (procedure));
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g_variant_take_ref (variant);
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filters_history_cmd_callback (NULL, variant, data);
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g_variant_unref (variant);
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g_object_unref (procedure);
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g_list_free (drawables);
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}
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void
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filters_apply_interactive_cmd_callback (PikaAction *action,
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GVariant *value,
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gpointer data)
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{
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PikaImage *image;
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GList *drawables;
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PikaProcedure *procedure;
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GVariant *variant;
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return_if_no_drawables (image, drawables, data);
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if (g_list_length (drawables) != 1)
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{
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/* We only support running filters on single drawable for now. */
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g_list_free (drawables);
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return;
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}
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procedure = pika_gegl_procedure_new (image->pika,
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PIKA_RUN_INTERACTIVE, NULL,
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g_variant_get_string (value, NULL),
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pika_action_get_name (action),
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pika_action_get_label (action),
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pika_action_get_tooltip (action),
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pika_action_get_icon_name (action),
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pika_action_get_help_id (action));
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pika_filter_history_add (image->pika, procedure);
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variant = g_variant_new_uint64 (GPOINTER_TO_SIZE (procedure));
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g_variant_take_ref (variant);
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filters_history_cmd_callback (NULL, variant, data);
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g_variant_unref (variant);
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g_object_unref (procedure);
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g_list_free (drawables);
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}
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void
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filters_repeat_cmd_callback (PikaAction *action,
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GVariant *value,
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gpointer data)
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{
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Pika *pika;
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PikaDisplay *display;
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PikaProcedure *procedure;
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PikaRunMode run_mode;
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return_if_no_pika (pika, data);
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return_if_no_display (display, data);
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run_mode = (PikaRunMode) g_variant_get_int32 (value);
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procedure = pika_filter_history_nth (pika, 0);
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if (procedure)
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filters_run_procedure (pika, display, procedure, run_mode);
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}
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void
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filters_history_cmd_callback (PikaAction *action,
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GVariant *value,
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gpointer data)
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{
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Pika *pika;
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PikaDisplay *display;
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PikaProcedure *procedure;
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gsize hack;
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return_if_no_pika (pika, data);
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return_if_no_display (display, data);
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hack = g_variant_get_uint64 (value);
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procedure = GSIZE_TO_POINTER (hack);
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filters_run_procedure (pika, display, procedure, PIKA_RUN_INTERACTIVE);
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}
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/* private functions */
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static gchar *
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filters_parse_operation (Pika *pika,
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const gchar *operation_str,
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const gchar *icon_name,
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PikaObject **settings)
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{
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const gchar *newline = strchr (operation_str, '\n');
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*settings = NULL;
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if (newline)
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{
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gchar *operation;
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const gchar *serialized;
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operation = g_strndup (operation_str, newline - operation_str);
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serialized = newline + 1;
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if (*serialized)
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{
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GError *error = NULL;
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*settings =
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g_object_new (pika_operation_config_get_type (pika, operation,
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icon_name,
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PIKA_TYPE_OPERATION_SETTINGS),
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NULL);
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if (! pika_config_deserialize_string (PIKA_CONFIG (*settings),
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serialized, -1, NULL,
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&error))
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{
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g_warning ("filters_parse_operation: deserializing hardcoded "
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"operation settings failed: %s",
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error->message);
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g_clear_error (&error);
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g_object_unref (*settings);
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*settings = NULL;
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}
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}
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return operation;
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}
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return g_strdup (operation_str);
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}
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static void
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filters_run_procedure (Pika *pika,
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PikaDisplay *display,
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PikaProcedure *procedure,
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PikaRunMode run_mode)
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{
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PikaObject *settings = NULL;
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PikaValueArray *args;
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if (PIKA_IS_GEGL_PROCEDURE (procedure))
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{
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PikaGeglProcedure *gegl_procedure = PIKA_GEGL_PROCEDURE (procedure);
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if (gegl_procedure->default_run_mode == PIKA_RUN_NONINTERACTIVE)
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run_mode = PIKA_RUN_NONINTERACTIVE;
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settings = gegl_procedure->default_settings;
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}
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args = procedure_commands_get_display_args (procedure, display, settings);
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if (args)
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{
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gboolean success = FALSE;
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if (run_mode == PIKA_RUN_NONINTERACTIVE)
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{
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success =
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procedure_commands_run_procedure (procedure, pika,
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PIKA_PROGRESS (display),
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args);
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}
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else
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{
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success =
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procedure_commands_run_procedure_async (procedure, pika,
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PIKA_PROGRESS (display),
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run_mode, args,
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display);
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}
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if (success)
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pika_filter_history_add (pika, procedure);
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pika_value_array_unref (args);
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}
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}
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