378 lines
11 KiB
C
378 lines
11 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 <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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#define PIKA_ENABLE_CONTROLLER_UNDER_CONSTRUCTION
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#include "libpikawidgets/pikacontroller.h"
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#include "widgets-types.h"
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#include "core/pika.h"
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#include "core/pikalist.h"
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#include "pikaaction.h"
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#include "pikaactiongroup.h"
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#include "pikacontrollerinfo.h"
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#include "pikacontrollers.h"
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#include "pikacontrollerkeyboard.h"
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#include "pikacontrollerwheel.h"
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#include "pikaenumaction.h"
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#include "pikauimanager.h"
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#include "pika-intl.h"
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#define PIKA_CONTROLLER_MANAGER_DATA_KEY "pika-controller-manager"
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typedef struct _PikaControllerManager PikaControllerManager;
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struct _PikaControllerManager
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{
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PikaContainer *controllers;
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GQuark event_mapped_id;
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PikaController *wheel;
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PikaController *keyboard;
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PikaUIManager *ui_manager;
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};
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/* local function prototypes */
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static PikaControllerManager * pika_controller_manager_get (Pika *pika);
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static void pika_controller_manager_free (PikaControllerManager *manager);
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static void pika_controllers_add (PikaContainer *container,
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PikaControllerInfo *info,
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PikaControllerManager *manager);
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static void pika_controllers_remove (PikaContainer *container,
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PikaControllerInfo *info,
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PikaControllerManager *manager);
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static gboolean pika_controllers_event_mapped (PikaControllerInfo *info,
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PikaController *controller,
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const PikaControllerEvent *event,
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const gchar *action_name,
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PikaControllerManager *manager);
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/* public functions */
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void
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pika_controllers_init (Pika *pika)
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{
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PikaControllerManager *manager;
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g_return_if_fail (PIKA_IS_PIKA (pika));
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g_return_if_fail (pika_controller_manager_get (pika) == NULL);
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manager = g_slice_new0 (PikaControllerManager);
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g_object_set_data_full (G_OBJECT (pika),
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PIKA_CONTROLLER_MANAGER_DATA_KEY, manager,
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(GDestroyNotify) pika_controller_manager_free);
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manager->controllers = pika_list_new (PIKA_TYPE_CONTROLLER_INFO, TRUE);
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g_signal_connect (manager->controllers, "add",
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G_CALLBACK (pika_controllers_add),
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manager);
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g_signal_connect (manager->controllers, "remove",
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G_CALLBACK (pika_controllers_remove),
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manager);
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manager->event_mapped_id =
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pika_container_add_handler (manager->controllers, "event-mapped",
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G_CALLBACK (pika_controllers_event_mapped),
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manager);
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g_type_class_ref (PIKA_TYPE_CONTROLLER_WHEEL);
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g_type_class_ref (PIKA_TYPE_CONTROLLER_KEYBOARD);
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}
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void
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pika_controllers_exit (Pika *pika)
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{
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g_return_if_fail (PIKA_IS_PIKA (pika));
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g_return_if_fail (pika_controller_manager_get (pika) != NULL);
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g_object_set_data (G_OBJECT (pika), PIKA_CONTROLLER_MANAGER_DATA_KEY, NULL);
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g_type_class_unref (g_type_class_peek (PIKA_TYPE_CONTROLLER_WHEEL));
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g_type_class_unref (g_type_class_peek (PIKA_TYPE_CONTROLLER_KEYBOARD));
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}
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void
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pika_controllers_restore (Pika *pika,
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PikaUIManager *ui_manager)
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{
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PikaControllerManager *manager;
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GFile *file;
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GError *error = NULL;
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g_return_if_fail (PIKA_IS_PIKA (pika));
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g_return_if_fail (PIKA_IS_UI_MANAGER (ui_manager));
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manager = pika_controller_manager_get (pika);
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g_return_if_fail (manager != NULL);
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g_return_if_fail (manager->ui_manager == NULL);
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manager->ui_manager = ui_manager;
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file = pika_directory_file ("controllerrc", NULL);
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if (pika->be_verbose)
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g_print ("Parsing '%s'\n", pika_file_get_utf8_name (file));
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if (! pika_config_deserialize_file (PIKA_CONFIG (manager->controllers),
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file, NULL, &error))
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{
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if (error->code == PIKA_CONFIG_ERROR_OPEN_ENOENT)
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{
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g_clear_error (&error);
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g_object_unref (file);
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if (g_getenv ("PIKA_TESTING_ABS_TOP_SRCDIR"))
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{
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gchar *path;
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path = g_build_filename (g_getenv ("PIKA_TESTING_ABS_TOP_SRCDIR"),
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"etc", "controllerrc", NULL);
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file = g_file_new_for_path (path);
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g_free (path);
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}
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else
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{
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file = pika_sysconf_directory_file ("controllerrc", NULL);
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}
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if (! pika_config_deserialize_file (PIKA_CONFIG (manager->controllers),
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file, NULL, &error))
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{
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pika_message_literal (pika, NULL, PIKA_MESSAGE_ERROR,
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error->message);
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}
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}
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else
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{
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pika_message_literal (pika, NULL, PIKA_MESSAGE_ERROR, error->message);
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}
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g_clear_error (&error);
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}
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pika_list_reverse (PIKA_LIST (manager->controllers));
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g_object_unref (file);
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}
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void
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pika_controllers_save (Pika *pika)
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{
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const gchar *header =
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"PIKA controllerrc\n"
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"\n"
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"This file will be entirely rewritten each time you exit.";
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const gchar *footer =
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"end of controllerrc";
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PikaControllerManager *manager;
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GFile *file;
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GError *error = NULL;
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g_return_if_fail (PIKA_IS_PIKA (pika));
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manager = pika_controller_manager_get (pika);
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g_return_if_fail (manager != NULL);
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file = pika_directory_file ("controllerrc", NULL);
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if (pika->be_verbose)
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g_print ("Writing '%s'\n", pika_file_get_utf8_name (file));
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if (! pika_config_serialize_to_file (PIKA_CONFIG (manager->controllers),
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file,
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header, footer, NULL,
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&error))
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{
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pika_message_literal (pika, NULL, PIKA_MESSAGE_ERROR, error->message);
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g_error_free (error);
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}
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g_object_unref (file);
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}
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PikaContainer *
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pika_controllers_get_list (Pika *pika)
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{
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PikaControllerManager *manager;
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g_return_val_if_fail (PIKA_IS_PIKA (pika), NULL);
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manager = pika_controller_manager_get (pika);
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g_return_val_if_fail (manager != NULL, NULL);
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return manager->controllers;
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}
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PikaUIManager *
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pika_controllers_get_ui_manager (Pika *pika)
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{
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PikaControllerManager *manager;
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g_return_val_if_fail (PIKA_IS_PIKA (pika), NULL);
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manager = pika_controller_manager_get (pika);
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g_return_val_if_fail (manager != NULL, NULL);
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return manager->ui_manager;
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}
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PikaController *
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pika_controllers_get_wheel (Pika *pika)
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{
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PikaControllerManager *manager;
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g_return_val_if_fail (PIKA_IS_PIKA (pika), NULL);
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manager = pika_controller_manager_get (pika);
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g_return_val_if_fail (manager != NULL, NULL);
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return manager->wheel;
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}
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PikaController *
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pika_controllers_get_keyboard (Pika *pika)
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{
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PikaControllerManager *manager;
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g_return_val_if_fail (PIKA_IS_PIKA (pika), NULL);
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manager = pika_controller_manager_get (pika);
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g_return_val_if_fail (manager != NULL, NULL);
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return manager->keyboard;
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}
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/* private functions */
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static PikaControllerManager *
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pika_controller_manager_get (Pika *pika)
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{
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return g_object_get_data (G_OBJECT (pika), PIKA_CONTROLLER_MANAGER_DATA_KEY);
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}
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static void
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pika_controller_manager_free (PikaControllerManager *manager)
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{
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pika_container_remove_handler (manager->controllers,
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manager->event_mapped_id);
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g_clear_object (&manager->controllers);
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g_slice_free (PikaControllerManager, manager);
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}
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static void
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pika_controllers_add (PikaContainer *container,
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PikaControllerInfo *info,
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PikaControllerManager *manager)
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{
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if (PIKA_IS_CONTROLLER_WHEEL (info->controller))
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manager->wheel = info->controller;
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else if (PIKA_IS_CONTROLLER_KEYBOARD (info->controller))
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manager->keyboard = info->controller;
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}
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static void
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pika_controllers_remove (PikaContainer *container,
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PikaControllerInfo *info,
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PikaControllerManager *manager)
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{
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if (info->controller == manager->wheel)
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manager->wheel = NULL;
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else if (info->controller == manager->keyboard)
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manager->keyboard = NULL;
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}
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static gboolean
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pika_controllers_event_mapped (PikaControllerInfo *info,
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PikaController *controller,
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const PikaControllerEvent *event,
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const gchar *action_name,
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PikaControllerManager *manager)
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{
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GList *list;
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for (list = pika_ui_manager_get_action_groups (manager->ui_manager);
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list;
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list = g_list_next (list))
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{
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PikaActionGroup *group = list->data;
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PikaAction *action;
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action = pika_action_group_get_action (group, action_name);
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if (action)
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{
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switch (event->type)
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{
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case PIKA_CONTROLLER_EVENT_VALUE:
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if (G_VALUE_HOLDS_DOUBLE (&event->value.value) &&
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PIKA_IS_ENUM_ACTION (action) &&
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PIKA_ENUM_ACTION (action)->value_variable)
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{
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gdouble value = g_value_get_double (&event->value.value);
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pika_action_emit_activate (PIKA_ACTION (action),
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g_variant_new_int32 (value * 1000));
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break;
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}
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/* else fallthru */
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case PIKA_CONTROLLER_EVENT_TRIGGER:
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default:
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pika_action_activate (action);
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break;
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}
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return TRUE;
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}
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}
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return FALSE;
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}
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