/
item_fov.dm
34 lines (28 loc) · 1.18 KB
/
item_fov.dm
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/// An element to unconditonally add a FOV trait to the wearer, removing it when an item is unequipped
/datum/element/item_fov
element_flags = ELEMENT_BESPOKE
argument_hash_start_idx = 2
/// Angle of the FoV we will apply when someone wears the clothing this element is attached to.
var/fov_angle
/datum/element/item_fov/Attach(datum/target, fov_angle)
. = ..()
if(!isitem(target))
return ELEMENT_INCOMPATIBLE
src.fov_angle = fov_angle
RegisterSignal(target, COMSIG_ITEM_EQUIPPED, PROC_REF(on_equip))
RegisterSignal(target, COMSIG_ITEM_DROPPED, PROC_REF(on_drop))
/datum/element/item_fov/Detach(datum/target)
UnregisterSignal(target, list(COMSIG_ITEM_EQUIPPED, COMSIG_ITEM_DROPPED))
return ..()
/// On dropping the item, remove the FoV trait.
/datum/element/item_fov/proc/on_drop(datum/source, mob/living/dropper)
SIGNAL_HANDLER
dropper.remove_fov_trait(source.type, fov_angle)
dropper.update_fov()
/// On equipping the item, add the FoV trait.
/datum/element/item_fov/proc/on_equip(obj/item/source, mob/living/equipper, slot)
SIGNAL_HANDLER
if(!(source.slot_flags & slot)) //If EQUIPPED TO HANDS FOR EXAMPLE
return
equipper.add_fov_trait(source.type, fov_angle)
equipper.update_fov()