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fd2e346683
* Fixes throwing hard del (#80551) ## About The Pull Request Fixes https://github.com/tgstation/tgstation/issues/80472 ## Why It's Good For The Game Less CI failures ## Changelog 🆑 fix: fixes a hard del with thrown items /🆑 * Fixes throwing hard del --------- Co-authored-by: Bloop <13398309+vinylspiders@users.noreply.github.com>
90 lines
4.6 KiB
Plaintext
90 lines
4.6 KiB
Plaintext
///The cooldown period between last_boomerang_throw and it's methods of implementing a rebound proc.
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#define BOOMERANG_REBOUND_INTERVAL (1 SECONDS)
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/**
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* If an ojvect is given the boomerang component, it should be thrown back to the thrower after either hitting it's target, or landing on the thrown tile.
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* Thrown objects should be thrown back to the original thrower with this component, a number of tiles defined by boomerang_throw_range.
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*/
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/datum/component/boomerang
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///How far should the boomerang try to travel to return to the thrower?
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var/boomerang_throw_range = 3
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///If this boomerang is thrown, does it re-enable the throwers throw mode?
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var/thrower_easy_catch_enabled = FALSE
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///This cooldown prevents our 2 throwing signals from firing too often based on how we implement those signals within thrown impacts.
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COOLDOWN_DECLARE(last_boomerang_throw)
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/datum/component/boomerang/Initialize(boomerang_throw_range, thrower_easy_catch_enabled)
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. = ..()
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if(!isitem(parent)) //Only items support being thrown around like a boomerang, feel free to make this apply to humans later on.
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return COMPONENT_INCOMPATIBLE
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//Assignments
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if(boomerang_throw_range)
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src.boomerang_throw_range = boomerang_throw_range
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if(thrower_easy_catch_enabled)
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src.thrower_easy_catch_enabled = thrower_easy_catch_enabled
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/datum/component/boomerang/RegisterWithParent()
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RegisterSignal(parent, COMSIG_MOVABLE_POST_THROW, PROC_REF(prepare_throw)) //Collect data on current thrower and the throwing datum
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RegisterSignal(parent, COMSIG_MOVABLE_THROW_LANDED, PROC_REF(return_missed_throw))
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RegisterSignal(parent, COMSIG_MOVABLE_IMPACT, PROC_REF(return_hit_throw))
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/datum/component/boomerang/UnregisterFromParent()
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UnregisterSignal(parent, list(COMSIG_MOVABLE_POST_THROW, COMSIG_MOVABLE_THROW_LANDED, COMSIG_MOVABLE_IMPACT))
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/**
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* Proc'd before the first thrown is performed in order to gather information regarding each throw as well as handle throw_mode as necessary.
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* * source: Datum src from original signal call.
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* * thrown_thing: The thrownthing datum from the parent object's latest throw. Updates thrown_boomerang.
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* * spin: Carry over from POST_THROW, the speed of rotation on the boomerang when thrown.
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*/
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/datum/component/boomerang/proc/prepare_throw(datum/source, datum/thrownthing/throwingdatum, spin)
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SIGNAL_HANDLER
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var/mob/thrower = throwingdatum?.get_thrower()
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if(thrower_easy_catch_enabled && thrower)
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if(iscarbon(thrower))
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var/mob/living/carbon/carbon_mob = thrower
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carbon_mob.throw_mode_on(THROW_MODE_TOGGLE)
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return
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/**
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* Proc that triggers when the thrown boomerang hits an object.
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* * source: Datum src from original signal call.
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* * hit_atom: The atom that has been hit by the boomerang component.
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* * init_throwing_datum: The thrownthing datum that originally impacted the object, that we use to build the new throwing datum for the rebound.
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*/
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/datum/component/boomerang/proc/return_hit_throw(datum/source, atom/hit_atom, datum/thrownthing/init_throwing_datum)
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SIGNAL_HANDLER
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if (!COOLDOWN_FINISHED(src, last_boomerang_throw))
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return
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var/obj/item/true_parent = parent
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aerodynamic_swing(init_throwing_datum, true_parent)
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/**
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* Proc that triggers when the thrown boomerang does not hit a target.
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* * source: Datum src from original signal call.
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* * throwing_datum: The thrownthing datum that originally impacted the object, that we use to build the new throwing datum for the rebound.
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*/
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/datum/component/boomerang/proc/return_missed_throw(datum/source, datum/thrownthing/throwingdatum)
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SIGNAL_HANDLER
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if(!COOLDOWN_FINISHED(src, last_boomerang_throw))
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return
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var/obj/item/true_parent = parent
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aerodynamic_swing(throwingdatum, true_parent)
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/**
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* Proc that triggers when the thrown boomerang has been fully thrown, rethrowing the boomerang back to the thrower, and producing visible feedback.
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* * throwing_datum: The thrownthing datum that originally impacted the object, that we use to build the new throwing datum for the rebound.
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* * hit_atom: The atom that has been hit by the boomerang'd object.
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*/
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/datum/component/boomerang/proc/aerodynamic_swing(datum/thrownthing/throwingdatum, obj/item/true_parent)
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var/mob/thrown_by = true_parent.thrownby?.resolve()
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if(thrown_by)
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addtimer(CALLBACK(true_parent, TYPE_PROC_REF(/atom/movable, throw_at), thrown_by, boomerang_throw_range, throwingdatum.speed, null, TRUE), 1)
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COOLDOWN_START(src, last_boomerang_throw, BOOMERANG_REBOUND_INTERVAL)
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var/mob/thrower = throwingdatum?.get_thrower()
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true_parent.visible_message(span_danger("[true_parent] is flying back at [thrower]!"), \
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span_danger("You see [true_parent] fly back at you!"), \
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span_hear("You hear an aerodynamic woosh!"))
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#undef BOOMERANG_REBOUND_INTERVAL
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