Porting update_icon improvements. Part 1.

2020-02-27 01:21:03 +01:00
parent 5bd62d129f
commit fc76cd9a9b
122 changed files with 733 additions and 723 deletions
@@ -0,0 +1,10 @@
+//Prevents calling anything in update_icon() like update_icon_state() or update_overlays()
+
+/datum/element/update_icon_blocker/Attach(datum/target)
+	. = ..()
+	if(!istype(target, /atom))
+		return ELEMENT_INCOMPATIBLE
+	RegisterSignal(target, COMSIG_ATOM_UPDATE_ICON, .proc/block_update_icon)
+
+/datum/element/update_icon_blocker/proc/block_update_icon()
+	return COMSIG_ATOM_NO_UPDATE_ICON_STATE | COMSIG_ATOM_NO_UPDATE_OVERLAYS