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Diffstat (limited to '')
| -rw-r--r-- | app/operations/gimp-operation-config.c | 827 |
1 files changed, 827 insertions, 0 deletions
diff --git a/app/operations/gimp-operation-config.c b/app/operations/gimp-operation-config.c new file mode 100644 index 0000000..492cefd --- /dev/null +++ b/app/operations/gimp-operation-config.c @@ -0,0 +1,827 @@ +/* GIMP - The GNU Image Manipulation Program + * 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 <string.h> + +#include <cairo.h> +#include <gegl.h> +#include <gdk-pixbuf/gdk-pixbuf.h> + +#include "libgimpbase/gimpbase.h" +#include "libgimpcolor/gimpcolor.h" +#include "libgimpconfig/gimpconfig.h" + +#include "operations-types.h" + +#include "core/gimp.h" + +#include "core/gimplist.h" +#include "core/gimpparamspecs-duplicate.h" +#include "core/gimpviewable.h" + +#include "gegl/gimp-gegl-utils.h" + +#include "gimp-operation-config.h" +#include "gimpoperationsettings.h" + + +/* local function prototypes */ + +static void gimp_operation_config_config_sync (GObject *config, + const GParamSpec *gimp_pspec, + GeglNode *node); +static void gimp_operation_config_config_notify (GObject *config, + const GParamSpec *gimp_pspec, + GeglNode *node); +static void gimp_operation_config_node_notify (GeglNode *node, + const GParamSpec *gegl_pspec, + GObject *config); + +static GFile * gimp_operation_config_get_file (GType config_type); +static void gimp_operation_config_add_sep (GimpContainer *container); +static void gimp_operation_config_remove_sep (GimpContainer *container); + + +/* public functions */ + +static GHashTable * +gimp_operation_config_get_type_table (Gimp *gimp) +{ + static GHashTable *config_types = NULL; + + if (! config_types) + config_types = g_hash_table_new_full (g_str_hash, + g_str_equal, + (GDestroyNotify) g_free, + NULL); + + return config_types; +} + +static GHashTable * +gimp_operation_config_get_container_table (Gimp *gimp) +{ + static GHashTable *config_containers = NULL; + + if (! config_containers) + config_containers = g_hash_table_new_full (g_direct_hash, + g_direct_equal, + NULL, + (GDestroyNotify) g_object_unref); + + return config_containers; +} + +static GValue * +gimp_operation_config_value_new (GParamSpec *pspec) +{ + GValue *value = g_slice_new0 (GValue); + + g_value_init (value, pspec->value_type); + g_param_value_set_default (pspec, value); + + return value; +} + +static void +gimp_operation_config_value_free (GValue *value) +{ + g_value_unset (value); + g_slice_free (GValue, value); +} + +static GHashTable * +gimp_operation_config_get_properties (GObject *object) +{ + GHashTable *properties = g_object_get_data (object, "properties"); + + if (! properties) + { + properties = g_hash_table_new_full (g_str_hash, + g_str_equal, + (GDestroyNotify) g_free, + (GDestroyNotify) gimp_operation_config_value_free); + + g_object_set_data_full (object, "properties", properties, + (GDestroyNotify) g_hash_table_unref); + } + + return properties; +} + +static GValue * +gimp_operation_config_value_get (GObject *object, + GParamSpec *pspec) +{ + GHashTable *properties = gimp_operation_config_get_properties (object); + GValue *value; + + value = g_hash_table_lookup (properties, pspec->name); + + if (! value) + { + value = gimp_operation_config_value_new (pspec); + g_hash_table_insert (properties, g_strdup (pspec->name), value); + } + + return value; +} + +static void +gimp_operation_config_set_property (GObject *object, + guint property_id, + const GValue *value, + GParamSpec *pspec) +{ + GValue *val = gimp_operation_config_value_get (object, pspec); + + g_value_copy (value, val); +} + +static void +gimp_operation_config_get_property (GObject *object, + guint property_id, + GValue *value, + GParamSpec *pspec) +{ + GValue *val = gimp_operation_config_value_get (object, pspec); + + g_value_copy (val, value); +} + +static void +gimp_operation_config_class_init (GObjectClass *klass, + const gchar *operation) +{ + GParamSpec **pspecs; + guint n_pspecs; + gint i; + + klass->set_property = gimp_operation_config_set_property; + klass->get_property = gimp_operation_config_get_property; + + pspecs = gegl_operation_list_properties (operation, &n_pspecs); + + for (i = 0; i < n_pspecs; i++) + { + GParamSpec *pspec = pspecs[i]; + + if ((pspec->flags & G_PARAM_READABLE) && + (pspec->flags & G_PARAM_WRITABLE) && + strcmp (pspec->name, "input") && + strcmp (pspec->name, "output")) + { + GParamSpec *copy = gimp_param_spec_duplicate (pspec); + + if (copy) + { + g_object_class_install_property (klass, i + 1, copy); + } + } + } + + g_free (pspecs); +} + +static gboolean +gimp_operation_config_equal (GimpConfig *a, + GimpConfig *b) +{ + GList *diff; + gboolean equal = TRUE; + + diff = gimp_config_diff (G_OBJECT (a), G_OBJECT (b), + GIMP_CONFIG_PARAM_SERIALIZE); + + if (G_TYPE_FROM_INSTANCE (a) == G_TYPE_FROM_INSTANCE (b)) + { + GList *list; + + for (list = diff; list; list = g_list_next (list)) + { + GParamSpec *pspec = list->data; + + if (g_type_is_a (pspec->owner_type, GIMP_TYPE_OPERATION_SETTINGS)) + { + equal = FALSE; + break; + } + } + } + else if (diff) + { + equal = FALSE; + } + + g_list_free (diff); + + return equal; +} + +static void +gimp_operation_config_config_iface_init (GimpConfigInterface *iface) +{ + iface->equal = gimp_operation_config_equal; +} + + +/* public functions */ + +void +gimp_operation_config_register (Gimp *gimp, + const gchar *operation, + GType config_type) +{ + GHashTable *config_types; + + g_return_if_fail (GIMP_IS_GIMP (gimp)); + g_return_if_fail (operation != NULL); + g_return_if_fail (g_type_is_a (config_type, GIMP_TYPE_OBJECT)); + + config_types = gimp_operation_config_get_type_table (gimp); + + g_hash_table_insert (config_types, + g_strdup (operation), + (gpointer) config_type); + } + +GType +gimp_operation_config_get_type (Gimp *gimp, + const gchar *operation, + const gchar *icon_name, + GType parent_type) +{ + GHashTable *config_types; + GType config_type; + + g_return_val_if_fail (GIMP_IS_GIMP (gimp), G_TYPE_NONE); + g_return_val_if_fail (operation != NULL, G_TYPE_NONE); + + config_types = gimp_operation_config_get_type_table (gimp); + + config_type = (GType) g_hash_table_lookup (config_types, operation); + + if (! config_type) + { + GTypeQuery query; + + g_return_val_if_fail (g_type_is_a (parent_type, GIMP_TYPE_OBJECT), + G_TYPE_NONE); + + g_type_query (parent_type, &query); + + { + GTypeInfo info = + { + query.class_size, + (GBaseInitFunc) NULL, + (GBaseFinalizeFunc) NULL, + (GClassInitFunc) gimp_operation_config_class_init, + NULL, /* class_finalize */ + operation, + query.instance_size, + 0, /* n_preallocs */ + (GInstanceInitFunc) NULL, + }; + + const GInterfaceInfo config_info = + { + (GInterfaceInitFunc) gimp_operation_config_config_iface_init, + NULL, /* interface_finalize */ + NULL /* interface_data */ + }; + + gchar *type_name = g_strdup_printf ("GimpGegl-%s-config", + operation); + + g_strcanon (type_name, + G_CSET_DIGITS "-" G_CSET_a_2_z G_CSET_A_2_Z, '-'); + + config_type = g_type_register_static (parent_type, type_name, + &info, 0); + + g_free (type_name); + + g_type_add_interface_static (config_type, GIMP_TYPE_CONFIG, + &config_info); + + if (icon_name && g_type_is_a (config_type, GIMP_TYPE_VIEWABLE)) + { + GimpViewableClass *viewable_class = g_type_class_ref (config_type); + + viewable_class->default_icon_name = g_strdup (icon_name); + + g_type_class_unref (viewable_class); + } + + gimp_operation_config_register (gimp, operation, config_type); + } + } + + return config_type; +} + +GimpContainer * +gimp_operation_config_get_container (Gimp *gimp, + GType config_type, + GCompareFunc sort_func) +{ + GHashTable *config_containers; + GimpContainer *container; + + g_return_val_if_fail (GIMP_IS_GIMP (gimp), NULL); + g_return_val_if_fail (g_type_is_a (config_type, GIMP_TYPE_OBJECT), NULL); + + config_containers = gimp_operation_config_get_container_table (gimp); + + container = g_hash_table_lookup (config_containers, (gpointer) config_type); + + if (! container) + { + container = gimp_list_new (config_type, TRUE); + gimp_list_set_sort_func (GIMP_LIST (container), sort_func); + + g_hash_table_insert (config_containers, + (gpointer) config_type, container); + + gimp_operation_config_deserialize (gimp, container, NULL); + + if (gimp_container_get_n_children (container) == 0) + { + GFile *file = gimp_operation_config_get_file (config_type); + + if (! g_file_query_exists (file, NULL)) + { + GQuark quark = g_quark_from_static_string ("compat-file"); + GFile *compat_file; + + compat_file = g_type_get_qdata (config_type, quark); + + if (compat_file) + { + if (! g_file_move (compat_file, file, 0, + NULL, NULL, NULL, NULL)) + { + gimp_operation_config_deserialize (gimp, container, + compat_file); + } + else + { + gimp_operation_config_deserialize (gimp, container, NULL); + } + } + } + + g_object_unref (file); + } + + gimp_operation_config_add_sep (container); + } + + return container; +} + +void +gimp_operation_config_serialize (Gimp *gimp, + GimpContainer *container, + GFile *file) +{ + GError *error = NULL; + + g_return_if_fail (GIMP_IS_GIMP (gimp)); + g_return_if_fail (GIMP_IS_CONTAINER (container)); + g_return_if_fail (file == NULL || G_IS_FILE (file)); + + if (file) + { + g_object_ref (file); + } + else + { + GType config_type = gimp_container_get_children_type (container); + + file = gimp_operation_config_get_file (config_type); + } + + if (gimp->be_verbose) + g_print ("Writing '%s'\n", gimp_file_get_utf8_name (file)); + + gimp_operation_config_remove_sep (container); + + if (! gimp_config_serialize_to_gfile (GIMP_CONFIG (container), + file, + "settings", + "end of settings", + NULL, &error)) + { + gimp_message_literal (gimp, NULL, GIMP_MESSAGE_ERROR, + error->message); + g_clear_error (&error); + } + + gimp_operation_config_add_sep (container); + + g_object_unref (file); +} + +void +gimp_operation_config_deserialize (Gimp *gimp, + GimpContainer *container, + GFile *file) +{ + GError *error = NULL; + + g_return_if_fail (GIMP_IS_GIMP (gimp)); + g_return_if_fail (GIMP_IS_CONTAINER (container)); + g_return_if_fail (file == NULL || G_IS_FILE (file)); + + if (file) + { + g_object_ref (file); + } + else + { + GType config_type = gimp_container_get_children_type (container); + + file = gimp_operation_config_get_file (config_type); + } + + if (gimp->be_verbose) + g_print ("Parsing '%s'\n", gimp_file_get_utf8_name (file)); + + if (! gimp_config_deserialize_gfile (GIMP_CONFIG (container), + file, + NULL, &error)) + { + if (error->code != GIMP_CONFIG_ERROR_OPEN_ENOENT) + gimp_message_literal (gimp, NULL, GIMP_MESSAGE_ERROR, + error->message); + + g_clear_error (&error); + } + + g_object_unref (file); +} + +void +gimp_operation_config_sync_node (GObject *config, + GeglNode *node) +{ + GParamSpec **pspecs; + gchar *operation; + guint n_pspecs; + gint i; + + g_return_if_fail (G_IS_OBJECT (config)); + g_return_if_fail (GEGL_IS_NODE (node)); + + gegl_node_get (node, + "operation", &operation, + NULL); + + g_return_if_fail (operation != NULL); + + pspecs = gegl_operation_list_properties (operation, &n_pspecs); + g_free (operation); + + for (i = 0; i < n_pspecs; i++) + { + GParamSpec *gegl_pspec = pspecs[i]; + GParamSpec *gimp_pspec = g_object_class_find_property (G_OBJECT_GET_CLASS (config), + gegl_pspec->name); + + /* if the operation has an object property of the config's + * type, use the config object directly + */ + if (G_IS_PARAM_SPEC_OBJECT (gegl_pspec) && + gegl_pspec->value_type == G_TYPE_FROM_INSTANCE (config)) + { + gegl_node_set (node, + gegl_pspec->name, config, + NULL); + } + else if (gimp_pspec) + { + GValue value = G_VALUE_INIT; + + g_value_init (&value, gimp_pspec->value_type); + + g_object_get_property (G_OBJECT (config), gimp_pspec->name, + &value); + + if (GEGL_IS_PARAM_SPEC_COLOR (gegl_pspec)) + { + GimpRGB gimp_color; + GeglColor *gegl_color; + + gimp_value_get_rgb (&value, &gimp_color); + g_value_unset (&value); + + gegl_color = gimp_gegl_color_new (&gimp_color); + + g_value_init (&value, gegl_pspec->value_type); + g_value_take_object (&value, gegl_color); + } + + gegl_node_set_property (node, gegl_pspec->name, + &value); + + g_value_unset (&value); + } + } + + g_free (pspecs); +} + +void +gimp_operation_config_connect_node (GObject *config, + GeglNode *node) +{ + GParamSpec **pspecs; + gchar *operation; + guint n_pspecs; + gint i; + + g_return_if_fail (G_IS_OBJECT (config)); + g_return_if_fail (GEGL_IS_NODE (node)); + + gegl_node_get (node, + "operation", &operation, + NULL); + + g_return_if_fail (operation != NULL); + + pspecs = gegl_operation_list_properties (operation, &n_pspecs); + g_free (operation); + + for (i = 0; i < n_pspecs; i++) + { + GParamSpec *pspec = pspecs[i]; + + /* if the operation has an object property of the config's + * type, connect it to a special callback and done + */ + if (G_IS_PARAM_SPEC_OBJECT (pspec) && + pspec->value_type == G_TYPE_FROM_INSTANCE (config)) + { + g_signal_connect_object (config, "notify", + G_CALLBACK (gimp_operation_config_config_sync), + node, 0); + g_free (pspecs); + return; + } + } + + for (i = 0; i < n_pspecs; i++) + { + GParamSpec *gegl_pspec = pspecs[i]; + GParamSpec *gimp_pspec = g_object_class_find_property (G_OBJECT_GET_CLASS (config), + gegl_pspec->name); + + if (gimp_pspec) + { + gchar *notify_name = g_strconcat ("notify::", gimp_pspec->name, NULL); + + g_signal_connect_object (config, notify_name, + G_CALLBACK (gimp_operation_config_config_notify), + node, 0); + + g_signal_connect_object (node, notify_name, + G_CALLBACK (gimp_operation_config_node_notify), + config, 0); + + g_free (notify_name); + } + } + + g_free (pspecs); +} + +GParamSpec ** +gimp_operation_config_list_properties (GObject *config, + GType owner_type, + GParamFlags flags, + guint *n_pspecs) +{ + GParamSpec **param_specs; + guint n_param_specs; + gint i, j; + + g_return_val_if_fail (G_IS_OBJECT (config), NULL); + + param_specs = g_object_class_list_properties (G_OBJECT_GET_CLASS (config), + &n_param_specs); + + for (i = 0, j = 0; i < n_param_specs; i++) + { + GParamSpec *pspec = param_specs[i]; + + /* ignore properties of parent classes of owner_type */ + if (! g_type_is_a (pspec->owner_type, owner_type)) + continue; + + if (flags && ((pspec->flags & flags) != flags)) + continue; + + if (gimp_gegl_param_spec_has_key (pspec, "role", "output-extent")) + continue; + + param_specs[j] = param_specs[i]; + j++; + } + + if (n_pspecs) + *n_pspecs = j; + + if (j == 0) + { + g_free (param_specs); + param_specs = NULL; + } + + return param_specs; +} + + +/* private functions */ + +static void +gimp_operation_config_config_sync (GObject *config, + const GParamSpec *gimp_pspec, + GeglNode *node) +{ + gimp_operation_config_sync_node (config, node); +} + +static void +gimp_operation_config_config_notify (GObject *config, + const GParamSpec *gimp_pspec, + GeglNode *node) +{ + GParamSpec *gegl_pspec = gegl_node_find_property (node, gimp_pspec->name); + + if (gegl_pspec) + { + GValue value = G_VALUE_INIT; + gulong handler; + + g_value_init (&value, gimp_pspec->value_type); + g_object_get_property (config, gimp_pspec->name, &value); + + if (GEGL_IS_PARAM_SPEC_COLOR (gegl_pspec)) + { + GimpRGB gimp_color; + GeglColor *gegl_color; + + gimp_value_get_rgb (&value, &gimp_color); + g_value_unset (&value); + + gegl_color = gimp_gegl_color_new (&gimp_color); + + g_value_init (&value, gegl_pspec->value_type); + g_value_take_object (&value, gegl_color); + } + + handler = g_signal_handler_find (node, + G_SIGNAL_MATCH_DETAIL | + G_SIGNAL_MATCH_FUNC | + G_SIGNAL_MATCH_DATA, + 0, + g_quark_from_string (gegl_pspec->name), + NULL, + gimp_operation_config_node_notify, + config); + + if (handler) + g_signal_handler_block (node, handler); + + gegl_node_set_property (node, gegl_pspec->name, &value); + g_value_unset (&value); + + if (handler) + g_signal_handler_unblock (node, handler); + + } +} + +static void +gimp_operation_config_node_notify (GeglNode *node, + const GParamSpec *gegl_pspec, + GObject *config) +{ + GParamSpec *gimp_pspec = g_object_class_find_property (G_OBJECT_GET_CLASS (config), + gegl_pspec->name); + + if (gimp_pspec) + { + GValue value = G_VALUE_INIT; + gulong handler; + + g_value_init (&value, gegl_pspec->value_type); + gegl_node_get_property (node, gegl_pspec->name, &value); + + if (GEGL_IS_PARAM_SPEC_COLOR (gegl_pspec)) + { + GeglColor *gegl_color; + GimpRGB gimp_color; + + gegl_color = g_value_dup_object (&value); + g_value_unset (&value); + + if (gegl_color) + { + gegl_color_get_rgba (gegl_color, + &gimp_color.r, + &gimp_color.g, + &gimp_color.b, + &gimp_color.a); + g_object_unref (gegl_color); + } + else + { + gimp_rgba_set (&gimp_color, 0.0, 0.0, 0.0, 1.0); + } + + g_value_init (&value, gimp_pspec->value_type); + gimp_value_set_rgb (&value, &gimp_color); + } + + handler = g_signal_handler_find (config, + G_SIGNAL_MATCH_DETAIL | + G_SIGNAL_MATCH_FUNC | + G_SIGNAL_MATCH_DATA, + 0, + g_quark_from_string (gimp_pspec->name), + NULL, + gimp_operation_config_config_notify, + node); + + if (handler) + g_signal_handler_block (config, handler); + + g_object_set_property (config, gimp_pspec->name, &value); + g_value_unset (&value); + + if (handler) + g_signal_handler_unblock (config, handler); + } +} + +static GFile * +gimp_operation_config_get_file (GType config_type) +{ + GFile *file; + gchar *basename; + + basename = g_strconcat (g_type_name (config_type), ".settings", NULL); + file = gimp_directory_file ("filters", basename, NULL); + g_free (basename); + + return file; +} + +static void +gimp_operation_config_add_sep (GimpContainer *container) +{ + GimpObject *sep = g_object_get_data (G_OBJECT (container), "separator"); + + if (! sep) + { + sep = g_object_new (gimp_container_get_children_type (container), + NULL); + + gimp_container_add (container, sep); + g_object_unref (sep); + + g_object_set_data (G_OBJECT (container), "separator", sep); + } +} + +static void +gimp_operation_config_remove_sep (GimpContainer *container) +{ + GimpObject *sep = g_object_get_data (G_OBJECT (container), "separator"); + + if (sep) + { + gimp_container_remove (container, sep); + + g_object_set_data (G_OBJECT (container), "separator", NULL); + } +} |