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spell.dm
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spell.dm
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#define TARGET_CLOSEST 1
#define TARGET_RANDOM 2
/obj/effect/proc_holder
var/panel = "Debug"//What panel the proc holder needs to go on.
var/active = FALSE //Used by toggle based abilities.
var/ranged_mousepointer
var/mob/living/ranged_ability_user
var/ranged_clickcd_override = -1
var/has_action = TRUE
var/datum/action/spell_action/action = null
var/action_icon = 'icons/mob/actions/actions_spells.dmi'
var/action_icon_state = "spell_default"
var/action_background_icon_state = "bg_spell"
var/base_action = /datum/action/spell_action
/obj/effect/proc_holder/Initialize()
. = ..()
if(has_action)
action = new base_action(src)
/obj/effect/proc_holder/proc/on_gain(mob/living/user)
return
/obj/effect/proc_holder/proc/on_lose(mob/living/user)
return
/obj/effect/proc_holder/proc/fire(mob/living/user)
return TRUE
/obj/effect/proc_holder/proc/get_panel_text()
return ""
GLOBAL_LIST_INIT(spells, typesof(/obj/effect/proc_holder/spell)) //needed for the badmin verb for now
/obj/effect/proc_holder/Destroy()
QDEL_NULL(action)
if(ranged_ability_user)
remove_ranged_ability()
return ..()
/obj/effect/proc_holder/singularity_act()
return
/obj/effect/proc_holder/singularity_pull()
return
/obj/effect/proc_holder/proc/InterceptClickOn(mob/living/caller, params, atom/A)
if(caller.ranged_ability != src || ranged_ability_user != caller) //I'm not actually sure how these would trigger, but, uh, safety, I guess?
to_chat(caller, "<span class='warning'><b>[caller.ranged_ability.name]</b> has been disabled.</span>")
caller.ranged_ability.remove_ranged_ability()
return TRUE //TRUE for failed, FALSE for passed.
if(ranged_clickcd_override >= 0)
ranged_ability_user.next_click = world.time + ranged_clickcd_override
else
ranged_ability_user.next_click = world.time + CLICK_CD_CLICK_ABILITY
ranged_ability_user.face_atom(A)
return FALSE
/obj/effect/proc_holder/proc/add_ranged_ability(mob/living/user, msg, forced)
if(!user || !user.client)
return
if(user.ranged_ability && user.ranged_ability != src)
if(forced)
to_chat(user, "<span class='warning'><b>[user.ranged_ability.name]</b> has been replaced by <b>[name]</b>.</span>")
user.ranged_ability.remove_ranged_ability()
else
return
user.ranged_ability = src
user.click_intercept = src
user.update_mouse_pointer()
ranged_ability_user = user
if(msg)
to_chat(ranged_ability_user, msg)
active = TRUE
update_icon()
/obj/effect/proc_holder/proc/remove_ranged_ability(msg)
if(!ranged_ability_user || !ranged_ability_user.client || (ranged_ability_user.ranged_ability && ranged_ability_user.ranged_ability != src)) //To avoid removing the wrong ability
return
ranged_ability_user.ranged_ability = null
ranged_ability_user.click_intercept = null
ranged_ability_user.update_mouse_pointer()
if(msg)
to_chat(ranged_ability_user, msg)
ranged_ability_user = null
active = FALSE
update_icon()
/obj/effect/proc_holder/spell
name = "Spell"
desc = "A wizard spell."
panel = "Spells"
var/sound = null //The sound the spell makes when it is cast
anchored = TRUE // Crap like fireball projectiles are proc_holders, this is needed so fireballs don't get blown back into your face via atmos etc.
pass_flags = PASSTABLE
density = FALSE
opacity = FALSE
var/school = "evocation" //not relevant at now, but may be important later if there are changes to how spells work. the ones I used for now will probably be changed... maybe spell presets? lacking flexibility but with some other benefit?
var/charge_type = "recharge" //can be recharge or charges, see charge_max and charge_counter descriptions; can also be based on the holder's vars now, use "holder_var" for that
var/charge_max = 100 //recharge time in deciseconds if charge_type = "recharge" or starting charges if charge_type = "charges"
var/charge_counter = 0 //can only cast spells if it equals recharge, ++ each decisecond if charge_type = "recharge" or -- each cast if charge_type = "charges"
var/still_recharging_msg = "<span class='notice'>The spell is still recharging.</span>"
var/recharging = TRUE
var/holder_var_type = "bruteloss" //only used if charge_type equals to "holder_var"
var/holder_var_amount = 20 //same. The amount adjusted with the mob's var when the spell is used
var/clothes_req = TRUE //see if it requires clothes
var/cult_req = FALSE //SPECIAL SNOWFLAKE clothes required for cult only spells
var/human_req = FALSE //spell can only be cast by humans
var/nonabstract_req = FALSE //spell can only be cast by mobs that are physical entities
var/stat_allowed = FALSE //see if it requires being conscious/alive, need to set to 1 for ghostpells
var/phase_allowed = FALSE // If true, the spell can be cast while phased, eg. blood crawling, ethereal jaunting
var/antimagic_allowed = FALSE // If false, the spell cannot be cast while under the effect of antimagic
var/invocation = "HURP DURP" //what is uttered when the wizard casts the spell
var/invocation_emote_self = null
var/invocation_type = "none" //can be none, whisper, emote and shout
var/range = 7 //the range of the spell; outer radius for aoe spells
var/message = "" //whatever it says to the guy affected by it
var/selection_type = "view" //can be "range" or "view"
var/spell_level = 0 //if a spell can be taken multiple times, this raises
var/level_max = 4 //The max possible level_max is 4
var/cooldown_min = 0 //This defines what spell quickened four times has as a cooldown. Make sure to set this for every spell
var/player_lock = TRUE //If it can be used by simple mobs
var/overlay = 0
var/overlay_icon = 'icons/obj/wizard.dmi'
var/overlay_icon_state = "spell"
var/overlay_lifespan = 0
var/sparks_spread = 0
var/sparks_amt = 0 //cropped at 10
var/smoke_spread = 0 //1 - harmless, 2 - harmful
var/smoke_amt = 0 //cropped at 10
var/centcom_cancast = TRUE //Whether or not the spell should be allowed on z2
action_icon = 'icons/mob/actions/actions_spells.dmi'
action_icon_state = "spell_default"
action_background_icon_state = "bg_spell"
base_action = /datum/action/spell_action/spell
/obj/effect/proc_holder/spell/proc/cast_check(skipcharge = 0,mob/user = usr) //checks if the spell can be cast based on its settings; skipcharge is used when an additional cast_check is called inside the spell
if(player_lock)
if(!user.mind || !(src in user.mind.spell_list) && !(src in user.mob_spell_list))
to_chat(user, "<span class='warning'>You shouldn't have this spell! Something's wrong.</span>")
return FALSE
else
if(!(src in user.mob_spell_list))
return FALSE
var/turf/T = get_turf(user)
if(is_centcom_level(T) && !centcom_cancast) //Certain spells are not allowed on the centcom zlevel
to_chat(user, "<span class='warning'>You can't cast this spell here!</span>")
return FALSE
if(!skipcharge)
if(!charge_check(user))
return FALSE
if(user.stat && !stat_allowed)
to_chat(user, "<span class='warning'>Not when you're incapacitated!</span>")
return FALSE
if(!antimagic_allowed)
var/antimagic = user.anti_magic_check(TRUE, FALSE, FALSE, 0, TRUE)
if(antimagic)
if(isitem(antimagic))
to_chat(user, "<span class='notice'>[antimagic] is interfering with your magic.</span>")
else
to_chat(user, "<span class='warning'>Magic seems to flee from you, you can't gather enough power to cast this spell.</span>")
return FALSE
if(!phase_allowed && istype(user.loc, /obj/effect/dummy))
to_chat(user, "<span class='warning'>[name] cannot be cast unless you are completely manifested in the material plane!</span>")
return FALSE
var/mob/living/L = user
if(istype(L) && (invocation_type == INVOCATION_WHISPER || invocation_type == INVOCATION_SHOUT) && !L.can_speak_vocal())
to_chat(user, "<span class='warning'>You can't get the words out!</span>")
return FALSE
if(ishuman(user))
var/mob/living/carbon/human/H = user
var/list/casting_clothes = typecacheof(list(/obj/item/clothing/suit/wizrobe,
/obj/item/clothing/suit/space/hardsuit/wizard,
/obj/item/clothing/head/wizard,
/obj/item/clothing/head/helmet/space/hardsuit/wizard,
/obj/item/clothing/suit/space/hardsuit/shielded/wizard,
/obj/item/clothing/head/helmet/space/hardsuit/shielded/wizard))
if(clothes_req) //clothes check
if(!is_type_in_typecache(H.wear_suit, casting_clothes))
to_chat(H, "<span class='warning'>You don't feel strong enough without your robe!</span>")
return FALSE
if(!is_type_in_typecache(H.head, casting_clothes))
to_chat(H, "<span class='warning'>You don't feel strong enough without your hat!</span>")
return FALSE
if(cult_req) //CULT_REQ CLOTHES CHECK
if(!istype(H.wear_suit, /obj/item/clothing/suit/magusred) && !istype(H.wear_suit, /obj/item/clothing/suit/space/hardsuit/cult))
to_chat(H, "<span class='warning'>You don't feel strong enough without your armor.</span>")
return FALSE
if(!istype(H.head, /obj/item/clothing/head/magus) && !istype(H.head, /obj/item/clothing/head/helmet/space/hardsuit/cult))
to_chat(H, "<span class='warning'>You don't feel strong enough without your helmet.</span>")
return FALSE
else
if(clothes_req || human_req)
to_chat(user, "<span class='warning'>This spell can only be cast by humans!</span>")
return FALSE
if(nonabstract_req && (isbrain(user) || ispAI(user)))
to_chat(user, "<span class='warning'>This spell can only be cast by physical beings!</span>")
return FALSE
if(!skipcharge)
switch(charge_type)
if("recharge")
charge_counter = 0 //doesn't start recharging until the targets selecting ends
if("charges")
charge_counter-- //returns the charge if the targets selecting fails
if("holdervar")
adjust_var(user, holder_var_type, holder_var_amount)
if(action)
action.UpdateButtonIcon()
return TRUE
/obj/effect/proc_holder/spell/proc/charge_check(mob/user, silent = FALSE)
switch(charge_type)
if("recharge")
if(charge_counter < charge_max)
if(!silent)
to_chat(user, still_recharging_msg)
return FALSE
if("charges")
if(!charge_counter)
if(!silent)
to_chat(user, "<span class='warning'>[name] has no charges left!</span>")
return FALSE
return TRUE
/obj/effect/proc_holder/spell/proc/invocation(mob/user = usr) //spelling the spell out and setting it on recharge/reducing charges amount
switch(invocation_type)
if(INVOCATION_SHOUT)
if(prob(50))//Auto-mute? Fuck that noise
user.say(invocation, forced = "spell")
else
user.say(replacetext(invocation," ","`"), forced = "spell")
if(INVOCATION_WHISPER)
if(prob(50))
user.whisper(invocation)
else
user.whisper(replacetext(invocation," ","`"))
if(INVOCATION_EMOTE)
user.visible_message(invocation, invocation_emote_self) //same style as in mob/living/emote.dm
/obj/effect/proc_holder/spell/proc/playMagSound()
playsound(get_turf(usr), sound,50,TRUE)
/obj/effect/proc_holder/spell/Initialize()
. = ..()
START_PROCESSING(SSfastprocess, src)
still_recharging_msg = "<span class='warning'>[name] is still recharging!</span>"
charge_counter = charge_max
/obj/effect/proc_holder/spell/Destroy()
STOP_PROCESSING(SSfastprocess, src)
qdel(action)
return ..()
/obj/effect/proc_holder/spell/Click()
if(cast_check())
choose_targets()
return 1
/obj/effect/proc_holder/spell/proc/choose_targets(mob/user = usr) //depends on subtype - /targeted or /aoe_turf
return
/**
* can_target: Checks if we are allowed to cast the spell on a target.
*
* Arguments:
* * target The atom that is being targeted by the spell.
* * user The mob using the spell.
* * silent If the checks should not give any feedback messages.
*/
/obj/effect/proc_holder/spell/proc/can_target(atom/target, mob/user, silent = FALSE)
return TRUE
/obj/effect/proc_holder/spell/proc/start_recharge()
recharging = TRUE
/obj/effect/proc_holder/spell/process()
if(recharging && charge_type == "recharge" && (charge_counter < charge_max))
charge_counter += 2 //processes 5 times per second instead of 10.
if(charge_counter >= charge_max)
action.UpdateButtonIcon()
charge_counter = charge_max
recharging = FALSE
/obj/effect/proc_holder/spell/proc/perform(list/targets, recharge = TRUE, mob/user = usr) //if recharge is started is important for the trigger spells
before_cast(targets)
invocation(user)
if(user && user.ckey)
user.log_message("<span class='danger'>cast the spell [name].</span>", LOG_ATTACK)
if(recharge)
recharging = TRUE
if(sound)
playMagSound()
cast(targets,user=user)
after_cast(targets)
if(action)
action.UpdateButtonIcon()
/obj/effect/proc_holder/spell/proc/before_cast(list/targets)
if(overlay)
for(var/atom/target in targets)
var/location
if(isliving(target))
location = target.loc
else if(isturf(target))
location = target
var/obj/effect/overlay/spell = new /obj/effect/overlay(location)
spell.icon = overlay_icon
spell.icon_state = overlay_icon_state
spell.set_anchored(TRUE)
spell.density = FALSE
QDEL_IN(spell, overlay_lifespan)
/obj/effect/proc_holder/spell/proc/after_cast(list/targets)
for(var/atom/target in targets)
var/location
if(isliving(target))
location = target.loc
else if(isturf(target))
location = target
if(isliving(target) && message)
to_chat(target, text("[message]"))
if(sparks_spread)
do_sparks(sparks_amt, FALSE, location)
if(smoke_spread)
if(smoke_spread == 1)
var/datum/effect_system/smoke_spread/smoke = new
smoke.set_up(smoke_amt, location)
smoke.start()
else if(smoke_spread == 2)
var/datum/effect_system/smoke_spread/bad/smoke = new
smoke.set_up(smoke_amt, location)
smoke.start()
else if(smoke_spread == 3)
var/datum/effect_system/smoke_spread/sleeping/smoke = new
smoke.set_up(smoke_amt, location)
smoke.start()
/obj/effect/proc_holder/spell/proc/cast(list/targets,mob/user = usr)
return
/obj/effect/proc_holder/spell/proc/view_or_range(distance = world.view, center=usr, type="view")
switch(type)
if("view")
. = view(distance,center)
if("range")
. = range(distance,center)
/obj/effect/proc_holder/spell/proc/revert_cast(mob/user = usr) //resets recharge or readds a charge
switch(charge_type)
if("recharge")
charge_counter = charge_max
if("charges")
charge_counter++
if("holdervar")
adjust_var(user, holder_var_type, -holder_var_amount)
if(action)
action.UpdateButtonIcon()
/obj/effect/proc_holder/spell/proc/adjust_var(mob/living/target = usr, type, amount) //handles the adjustment of the var when the spell is used. has some hardcoded types
if (!istype(target))
return
switch(type)
if("bruteloss")
target.adjustBruteLoss(amount)
if("fireloss")
target.adjustFireLoss(amount)
if("toxloss")
target.adjustToxLoss(amount)
if("oxyloss")
target.adjustOxyLoss(amount)
if("stun")
target.AdjustStun(amount)
if("knockdown")
target.AdjustKnockdown(amount)
if("paralyze")
target.AdjustParalyzed(amount)
if("immobilize")
target.AdjustImmobilized(amount)
if("unconscious")
target.AdjustUnconscious(amount)
else
target.vars[type] += amount //I bear no responsibility for the runtimes that'll happen if you try to adjust non-numeric or even non-existent vars
/obj/effect/proc_holder/spell/targeted //can mean aoe for mobs (limited/unlimited number) or one target mob
var/max_targets = 1 //leave 0 for unlimited targets in range, 1 for one selectable target in range, more for limited number of casts (can all target one guy, depends on target_ignore_prev) in range
var/target_ignore_prev = 1 //only important if max_targets > 1, affects if the spell can be cast multiple times at one person from one cast
var/include_user = 0 //if it includes usr in the target list
var/random_target = 0 // chooses random viable target instead of asking the caster
var/random_target_priority = TARGET_CLOSEST // if random_target is enabled how it will pick the target
/obj/effect/proc_holder/spell/aoe_turf //affects all turfs in view or range (depends)
var/inner_radius = -1 //for all your ring spell needs
/obj/effect/proc_holder/spell/targeted/choose_targets(mob/user = usr)
var/list/targets = list()
switch(max_targets)
if(0) //unlimited
for(var/mob/living/target in view_or_range(range, user, selection_type))
if(!can_target(target, user, TRUE))
continue
targets += target
if(1) //single target can be picked
if(range < 0)
targets += user
else
var/possible_targets = list()
for(var/mob/living/M in view_or_range(range, user, selection_type))
if(!include_user && user == M)
continue
if(!can_target(M, user, TRUE))
continue
possible_targets += M
//targets += input("Choose the target for the spell.", "Targeting") as mob in possible_targets
//Adds a safety check post-input to make sure those targets are actually in range.
var/mob/M
if(!random_target)
M = input("Choose the target for the spell.", "Targeting") as null|mob in sortNames(possible_targets)
else
switch(random_target_priority)
if(TARGET_RANDOM)
M = pick(possible_targets)
if(TARGET_CLOSEST)
for(var/mob/living/L in possible_targets)
if(M)
if(get_dist(user,L) < get_dist(user,M))
if(los_check(user,L))
M = L
else
if(los_check(user,L))
M = L
if(M in view_or_range(range, user, selection_type))
targets += M
else
var/list/possible_targets = list()
for(var/mob/living/target in view_or_range(range, user, selection_type))
if(!can_target(target, user, TRUE))
continue
possible_targets += target
for(var/i=1,i<=max_targets,i++)
if(!possible_targets.len)
break
if(target_ignore_prev)
var/target = pick(possible_targets)
possible_targets -= target
targets += target
else
targets += pick(possible_targets)
if(!include_user && (user in targets))
targets -= user
if(!targets.len) //doesn't waste the spell
revert_cast(user)
return
perform(targets,user=user)
/obj/effect/proc_holder/spell/aoe_turf/choose_targets(mob/user = usr)
var/list/targets = list()
for(var/turf/target in view_or_range(range,user,selection_type))
if(!can_target(target, user, TRUE))
continue
if(!(target in view_or_range(inner_radius,user,selection_type)))
targets += target
if(!targets.len) //doesn't waste the spell
revert_cast()
return
perform(targets,user=user)
/obj/effect/proc_holder/spell/proc/updateButtonIcon(status_only, force)
action.UpdateButtonIcon(status_only, force)
/obj/effect/proc_holder/spell/proc/can_be_cast_by(mob/caster)
if((human_req || clothes_req) && !ishuman(caster))
return 0
return 1
/obj/effect/proc_holder/spell/targeted/proc/los_check(mob/A,mob/B)
//Checks for obstacles from A to B
var/obj/dummy = new(A.loc)
dummy.pass_flags |= PASSTABLE
for(var/turf/turf in getline(A,B))
for(var/atom/movable/AM in turf)
if(!AM.CanPass(dummy,turf,1))
qdel(dummy)
return 0
qdel(dummy)
return 1
/obj/effect/proc_holder/spell/proc/can_cast(mob/user = usr)
if(((!user.mind) || !(src in user.mind.spell_list)) && !(src in user.mob_spell_list))
return FALSE
if(!charge_check(user,TRUE))
return FALSE
if(user.stat && !stat_allowed)
return FALSE
if(!antimagic_allowed && user.anti_magic_check(TRUE, FALSE, FALSE, 0, TRUE))
return FALSE
if(!ishuman(user))
if(clothes_req || human_req)
return FALSE
if(nonabstract_req && (isbrain(user) || ispAI(user)))
return FALSE
return TRUE
/obj/effect/proc_holder/spell/self //Targets only the caster. Good for buffs and heals, but probably not wise for fireballs (although they usually fireball themselves anyway, honke)
range = -1 //Duh
/obj/effect/proc_holder/spell/self/choose_targets(mob/user = usr)
if(!user)
revert_cast()
return
perform(null,user=user)
/obj/effect/proc_holder/spell/self/basic_heal //This spell exists mainly for debugging purposes, and also to show how casting works
name = "Lesser Heal"
desc = "Heals a small amount of brute and burn damage."
human_req = TRUE
clothes_req = FALSE
charge_max = 100
cooldown_min = 50
invocation = "Victus sano!"
invocation_type = INVOCATION_WHISPER
school = "restoration"
sound = 'sound/magic/staff_healing.ogg'
/obj/effect/proc_holder/spell/self/basic_heal/cast(list/targets, mob/living/carbon/human/user) //Note the lack of "list/targets" here. Instead, use a "user" var depending on mob requirements.
//Also, notice the lack of a "for()" statement that looks through the targets. This is, again, because the spell can only have a single target.
user.visible_message("<span class='warning'>A wreath of gentle light passes over [user]!</span>", "<span class='notice'>You wreath yourself in healing light!</span>")
user.adjustBruteLoss(-10)
user.adjustFireLoss(-10)