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Edge cases.

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This commit is contained in:
Ghommie
2020-03-11 16:53:47 +01:00
parent d31075eb54
commit b371766853
1 changed files with 6 additions and 0 deletions
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6
code/datums/elements/spellcasting.dm
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@@ -3,6 +3,7 @@
id_arg_index = 2
var/cast_flags
var/cast_slots
var/list/users_by_item = list()
/datum/element/spellcasting/Attach(datum/target, _flags, _slots)
. = ..()
@@ -19,13 +20,18 @@
/datum/element/spellcasting/Detach(datum/target)
. = ..()
UnregisterSignal(target, list(COMSIG_ITEM_EQUIPPED, COMSIG_ITEM_DROPPED, COMSIG_MOB_SPELL_CAST_CHECK))
if(users_by_item[source])
var/mob/user = users_by_item[source]
UnregisterSignal(user, COMSIG_MOB_SPELL_CAST_CHECK)
/datum/element/spellcasting/proc/on_equip(datum/source, mob/equipper, slot)
if(slot in cast_slots)
RegisterSignal(equipper, COMSIG_MOB_SPELL_CAST_CHECK, .proc/on_cast)
users_by_item[source] = equipper
/datum/element/spellcasting/proc/on_drop(datum/source, mob/user)
UnregisterSignal(user, COMSIG_MOB_SPELL_CAST_CHECK)
users_by_item -= source
/datum/element/spellcasting/proc/on_cast(mob/caster, obj/effect/proc_holder/spell)
return cast_flags