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100 lines
3.4 KiB
Plaintext
100 lines
3.4 KiB
Plaintext
//Status effects are used to apply temporary or permanent effects to mobs. Mobs are aware of their status effects at all times.
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//This file contains their code, plus code for applying and removing them.
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//When making a new status effect, add a define to status_effects.dm in __DEFINES for ease of use!
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var/global/list/all_status_effects = list() //a list of all status effects, if for some reason you need to remove all of them
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/datum/status_effect
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var/id = "effect" //Used for screen alerts.
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var/duration = -1 //How long the status effect lasts in DECISECONDS. Enter -1 for an effect that never ends unless removed through some means.
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var/tick_interval = 10 //How many deciseconds between ticks, approximately. Leave at 10 for every second.
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var/mob/living/owner //The mob affected by the status effect.
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var/unique = TRUE //If there can be multiple status effects of this type on one mob.
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var/alert_type = /obj/screen/alert/status_effect //the alert thrown by the status effect, contains name and description
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/datum/status_effect/New(mob/living/new_owner)
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if(new_owner)
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owner = new_owner
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if(owner)
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LAZYADD(owner.status_effects, src)
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all_status_effects += src
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addtimer(CALLBACK(src, .proc/start_ticking), 1) //Give us time to set any variables
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/datum/status_effect/Destroy()
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STOP_PROCESSING(SSfastprocess, src)
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if(owner)
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owner.clear_alert(id)
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on_remove()
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LAZYREMOVE(owner.status_effects, src)
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all_status_effects -= src
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return ..()
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/datum/status_effect/proc/start_ticking()
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if(!src)
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return
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if(!owner)
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qdel(src)
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return
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on_apply()
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if(duration != -1)
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duration = world.time + initial(duration)
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tick_interval = world.time + initial(tick_interval)
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if(alert_type)
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var/obj/screen/alert/status_effect/A = owner.throw_alert(id, alert_type)
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A.attached_effect = src //so the alert can reference us, if it needs to
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START_PROCESSING(SSfastprocess, src)
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/datum/status_effect/process()
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if(!owner)
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qdel(src)
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return
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if(tick_interval < world.time)
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tick()
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tick_interval = world.time + initial(tick_interval)
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if(duration != -1 && duration < world.time)
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qdel(src)
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/datum/status_effect/proc/on_apply() //Called whenever the buff is applied.
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/datum/status_effect/proc/tick() //Called every tick.
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/datum/status_effect/proc/on_remove() //Called whenever the buff expires or is removed.
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////////////////
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// ALERT HOOK //
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////////////////
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/obj/screen/alert/status_effect
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name = "Curse of Mundanity"
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desc = "You don't feel any different..."
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var/datum/status_effect/attached_effect
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//////////////////
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// HELPER PROCS //
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//////////////////
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/mob/living/proc/apply_status_effect(effect) //applies a given status effect to this mob, returning the effect if it was successful
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. = FALSE
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var/datum/status_effect/S1 = effect
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LAZYINITLIST(status_effects)
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for(var/datum/status_effect/S in status_effects)
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if(S.id == initial(S1.id) && initial(S1.unique))
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return
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S1 = new effect(src)
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. = S1
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/mob/living/proc/remove_status_effect(effect) //removes all of a given status effect from this mob, returning TRUE if at least one was removed
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. = FALSE
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if(status_effects)
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var/datum/status_effect/S1 = effect
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for(var/datum/status_effect/S in status_effects)
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if(initial(S1.id) == S.id)
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qdel(S)
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. = TRUE
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/mob/living/proc/has_status_effect(effect) //returns the effect if the mob calling the proc owns the given status effect
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. = FALSE
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if(status_effects)
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var/datum/status_effect/S1 = effect
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for(var/datum/status_effect/S in status_effects)
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if(initial(S1.id) == S.id)
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return S
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