changes

code/game/objects/effects/decals/crayon.dm

@@ -5,6 +5,8 @@
 	icon_state = "rune1"
 	plane = ABOVE_WALL_PLANE //makes the graffiti visible over a wall.
 	gender = NEUTER
+	persistent = TRUE
+	persistence_allow_stacking = TRUE
 	mergeable_decal = FALSE
 	var/do_icon_rotate = TRUE
 	var/rotation = 0
@@ -29,3 +31,27 @@
 	if(main)
 		paint_colour = main
 	add_atom_colour(paint_colour, FIXED_COLOUR_PRIORITY)
+
+/obj/effect/decal/cleanable/crayon/PersistenceSave(list/data)
+	. = ..()
+	if(icon != initial(icon))	// no support for alticons yet, awful system anyways
+		return null
+	data["icon_state"] = icon_stsate
+	data["paint_color"] = paint_colour
+	if(do_icon_rotate)
+		data["rotation"] = rotation
+	data["name"] = name
+
+/obj/effect/decal/cleanable/crayon/PersistenceLoad(list/data)
+	. = ..()
+	if(data["name"])
+		name = data["name"]
+	if(do_icon_rotate && data["rotation"])
+		var/matrix/M = matrix()
+		M.turn(data["rotation"])
+		transform = M
+	if(data["paint_color"])
+		paint_colour = data["paint_color"])
+		add_atom_colour(paint_colour, FIXED_COLOUR_PRIORITY)
+	if(data["icon_state"])
+		icon_state = data["icon_state"]