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Bubberstation/code/datums/elements/openspace_item_click_handler.dm
Zephyr 1b96345e44 Multi-Z Support for Lazy Templates | Cleans up some turf flag misuse (#77786)
## About The Pull Request

Adds multi-z support for lazy templates
Also fixes some improper use and placement for turf flags
## Why It's Good For The Game

Shadow needs/wants this for bit runner maps.
Turf flags are also why lava has been generating in places it shouldnt.
(inside of ruins)
## Changelog
🆑
fix: Lava can no longer occasionally generate inside of previously
loaded templates and breach and/or destroy shit
/🆑

---------

Co-authored-by: Jeremiah <42397676+jlsnow301@users.noreply.github.com>
Co-authored-by: LemonInTheDark <58055496+LemonInTheDark@users.noreply.github.com>
2023-09-19 01:06:08 +00:00

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/**
* allow players to easily use items such as iron rods, rcds on open space without
* having to pixelhunt for portions not occupied by object or mob visuals.
*/
/datum/element/openspace_item_click_handler
/datum/element/openspace_item_click_handler/Attach(datum/target)
. = ..()
if(!isitem(target))
return ELEMENT_INCOMPATIBLE
RegisterSignal(target, COMSIG_ITEM_AFTERATTACK, PROC_REF(on_afterattack))
/datum/element/openspace_item_click_handler/Detach(datum/source)
UnregisterSignal(source, COMSIG_ITEM_AFTERATTACK)
return ..()
//Invokes the proctype with a turf above as target.
/datum/element/openspace_item_click_handler/proc/on_afterattack(obj/item/source, atom/target, mob/user, proximity_flag, click_parameters)
SIGNAL_HANDLER
if(target.z == user.z)
return
var/turf/checked_turf = get_turf(target)
while(!isnull(checked_turf))
checked_turf = GET_TURF_ABOVE(checked_turf)
if(checked_turf?.z == user.z)
INVOKE_ASYNC(source, TYPE_PROC_REF(/obj/item, handle_openspace_click), checked_turf, user, user.CanReach(checked_turf, source), click_parameters)
break
return COMPONENT_AFTERATTACK_PROCESSED_ITEM