diff options
| -rw-r--r-- | liblogdiag/ld-diagram.c | 59 |
1 files changed, 56 insertions, 3 deletions
diff --git a/liblogdiag/ld-diagram.c b/liblogdiag/ld-diagram.c index 0129e2b..817f2ea 100644 --- a/liblogdiag/ld-diagram.c +++ b/liblogdiag/ld-diagram.c @@ -50,6 +50,9 @@ static void ld_diagram_dispose (GObject *gobject); static void ld_diagram_finalize (GObject *gobject); static gboolean write_signature (GOutputStream *stream, GError **error); +static JsonNode *serialize_diagram (LdDiagram *self); +static JsonNode *serialize_object (LdDiagramObject *object); +static const gchar *get_object_class_string (GType type); static void ld_diagram_real_changed (LdDiagram *self); static void ld_diagram_clear_internal (LdDiagram *self); @@ -307,12 +310,10 @@ ld_diagram_save_to_file (LdDiagram *self, return FALSE; } - /* TODO: Implement saving for real. This is just a stub. */ generator = json_generator_new (); g_object_set (generator, "pretty", TRUE, NULL); - /* XXX: json-glib dislikes empty objects. */ - root = json_node_new (JSON_NODE_OBJECT); + root = serialize_diagram (self); json_generator_set_root (generator, root); json_node_free (root); @@ -346,6 +347,58 @@ write_signature (GOutputStream *stream, GError **error) return TRUE; } +static JsonNode * +serialize_diagram (LdDiagram *self) +{ + JsonNode *root_node; + JsonObject *root_object; + JsonArray *objects_array; + GList *iter; + + root_node = json_node_new (JSON_NODE_OBJECT); + root_object = json_object_new (); + json_node_take_object (root_node, root_object); + + objects_array = json_array_new (); + iter = g_list_last (self->priv->objects); + for (; iter; iter = g_list_previous (iter)) + json_array_add_element (objects_array, + serialize_object (LD_DIAGRAM_OBJECT (iter->data))); + + json_object_set_int_member (root_object, "version", 1); + json_object_set_array_member (root_object, "objects", objects_array); + return root_node; +} + +static JsonNode * +serialize_object (LdDiagramObject *object) +{ + JsonNode *object_node, *object_type_node; + JsonObject *object_storage; + + object_node = json_node_new (JSON_NODE_OBJECT); + object_storage = ld_diagram_object_get_storage (object); + + object_type_node = json_object_get_member (object_storage, "type"); + if (!object_type_node || !JSON_NODE_HOLDS_VALUE (object_type_node)) + json_object_set_string_member (object_storage, + "type", get_object_class_string (G_OBJECT_TYPE (object))); + + json_node_set_object (object_node, object_storage); + return object_node; +} + +static const gchar * +get_object_class_string (GType type) +{ + if (type == LD_TYPE_DIAGRAM_SYMBOL) + return "symbol"; + if (type != LD_TYPE_DIAGRAM_OBJECT) + /* We don't know our own type, that's just plain wrong. */ + g_warn_if_reached (); + return "object"; +} + /** * ld_diagram_get_modified: * @self: An #LdDiagram object. |