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Fixes shielded hardsuits not properly appearing + refactor (#21831)
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Original file line number | Diff line number | Diff line change |
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@@ -1,89 +1,116 @@ | ||
/datum/component/shielded | ||
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///file to get the shield icon from | ||
var/shield_icon | ||
///specific icon used for the shield | ||
var/shield_icon_state | ||
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///current number of shield charges | ||
var/current_shield_charges | ||
///maximum number of charges the shield can have | ||
var/max_shield_charges | ||
///How long it takes for a shield charge to recharge | ||
var/shield_recharge | ||
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///Cooldown after getting hit for the shield to recharge | ||
COOLDOWN_DECLARE(recharge_cooldown) | ||
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///clothing slot the item is stored in | ||
var/target_slot | ||
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var/cached_mutable_appearance | ||
///the visual overlay of the shield | ||
var/mutable_appearance/cached_mutable_appearance | ||
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///whether or not the shield visual is emissive | ||
var/emissive = FALSE | ||
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///the emissive visual overlay of the shield | ||
var/mutable_appearance/cached_emissive_appearance | ||
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var/is_shielded = FALSE | ||
var/is_charged = TRUE | ||
///Boolean whether or not the shield is currently worn the user | ||
var/shield_active = TRUE | ||
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var/mob/living/current_owner | ||
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/datum/component/shielded/Initialize(shielded_icon, shielded_icon_state, shielded_recharge, slot) | ||
/datum/component/shielded/Initialize(shielded_icon, shielded_icon_state, max_shield, shielded_recharge, slot, emissive_shield = FALSE) | ||
if(!shielded_icon) | ||
CRASH("Invalid shield icon passed") | ||
if(!shielded_icon_state) | ||
CRASH("Invalid shield icon state passed") | ||
if(!isnum(max_shield)) | ||
CRASH("Invalid max shield charges passed, expected number, found [max_shield]") | ||
if(!isnum(shielded_recharge)) | ||
CRASH("Invalid shield recharge passed, expected number, found [shielded_recharge]") | ||
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shield_icon = shielded_icon | ||
shield_icon_state = shielded_icon_state | ||
max_shield_charges = max_shield | ||
current_shield_charges = max_shield_charges | ||
shield_recharge = shielded_recharge | ||
target_slot = slot | ||
emissive = emissive_shield | ||
cached_mutable_appearance = mutable_appearance(shield_icon, shield_icon_state) | ||
cached_emissive_appearance = emissive_appearance(shield_icon, shield_icon_state, parent) | ||
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RegisterSignal(parent,COMSIG_ITEM_HIT_REACT,PROC_REF(on_hit_react)) | ||
RegisterSignal(parent,COMSIG_ITEM_EQUIPPED, PROC_REF(on_equipped)) | ||
RegisterSignal(parent,COMSIG_ITEM_DROPPED, PROC_REF(on_dropped)) | ||
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/datum/component/shielded/proc/apply_shield() | ||
if(is_shielded) | ||
return | ||
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is_shielded = TRUE | ||
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if(!current_owner) | ||
return | ||
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if(is_charged) | ||
current_owner.add_overlay(cached_mutable_appearance) | ||
RegisterSignal(parent, COMSIG_ITEM_HIT_REACT, PROC_REF(on_hit_react)) | ||
RegisterSignal(parent, COMSIG_ITEM_EQUIPPED, PROC_REF(on_equipped)) | ||
RegisterSignal(parent, COMSIG_ITEM_DROPPED, PROC_REF(on_dropped)) | ||
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/datum/component/shielded/proc/remove_shield() | ||
if(!is_shielded) | ||
return | ||
/datum/component/shielded/Destroy(force, silent) | ||
STOP_PROCESSING(SSobj, src) | ||
return ..() | ||
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is_shielded = FALSE | ||
/datum/component/shielded/proc/on_hit_react(datum/source, mob/living/carbon/human/owner, atom/movable/hitby, attack_text = "the attack", final_block_chance = 0, damage = 0, attack_type = MELEE_ATTACK) | ||
if(drain_charge()) | ||
var/datum/effect_system/spark_spread/s = new | ||
s.set_up(2, 1, current_owner) | ||
s.start() | ||
current_owner.visible_message(span_danger("[current_owner]'s shields deflect [attack_text] in a shower of sparks!")) | ||
return COMPONENT_HIT_REACTION_BLOCK | ||
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if(!current_owner) | ||
return | ||
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if(is_charged) | ||
current_owner.cut_overlay(cached_mutable_appearance) | ||
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/datum/component/shielded/proc/drain_charge() | ||
if(!is_charged) | ||
return | ||
is_charged = FALSE | ||
if(!current_owner) | ||
return | ||
current_owner.cut_overlay(cached_mutable_appearance) | ||
addtimer(CALLBACK(src,PROC_REF(recharge)),shield_recharge) | ||
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/datum/component/shielded/proc/recharge() | ||
if(is_charged) | ||
return | ||
is_charged = TRUE | ||
if(!shield_active) | ||
return FALSE | ||
if(!current_owner) | ||
return | ||
current_owner.add_overlay(cached_mutable_appearance) | ||
return FALSE | ||
if(current_shield_charges <= 0) | ||
return FALSE | ||
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current_shield_charges -- | ||
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/datum/component/shielded/proc/on_hit_react(datum/source, mob/living/carbon/human/owner, atom/movable/hitby, attack_text = "the attack", final_block_chance = 0, damage = 0, attack_type = MELEE_ATTACK) | ||
if(!is_shielded || !is_charged) | ||
return | ||
drain_charge() | ||
return COMPONENT_HIT_REACTION_BLOCK | ||
current_owner.update_appearance(UPDATE_OVERLAYS) | ||
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if(shield_recharge) | ||
COOLDOWN_START(src, recharge_cooldown, shield_recharge) | ||
START_PROCESSING(SSobj, src) | ||
return TRUE | ||
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/datum/component/shielded/process(delta_time) | ||
if(COOLDOWN_FINISHED(src, recharge_cooldown) && current_shield_charges < max_shield_charges) | ||
current_shield_charges = clamp(current_shield_charges + 1, 0, max_shield_charges) | ||
playsound(get_turf(parent), 'sound/magic/charge.ogg', 50, 1) | ||
if(current_shield_charges >= max_shield_charges) | ||
STOP_PROCESSING(SSobj, src) | ||
if(current_owner) | ||
current_owner.update_appearance(UPDATE_OVERLAYS) | ||
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/datum/component/shielded/proc/on_equipped(datum/source, mob/equipper, slot) | ||
current_owner = equipper | ||
if(target_slot && target_slot != slot) | ||
remove_shield() | ||
return | ||
apply_shield() | ||
shield_active = (target_slot == slot) | ||
RegisterSignal(current_owner, COMSIG_ATOM_UPDATE_OVERLAYS, PROC_REF(update_shield_overlay)) | ||
current_owner.update_appearance(UPDATE_OVERLAYS) | ||
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/datum/component/shielded/proc/on_dropped(datum/source,mob/dropper) | ||
remove_shield() | ||
shield_active = FALSE | ||
UnregisterSignal(current_owner, COMSIG_ATOM_UPDATE_OVERLAYS) | ||
current_owner.update_appearance(UPDATE_OVERLAYS) | ||
current_owner = null | ||
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/datum/component/shielded/proc/update_shield_overlay(atom/source, list/overlays) | ||
SIGNAL_HANDLER | ||
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if(shield_active && current_shield_charges >= 1) | ||
overlays += cached_mutable_appearance | ||
if(emissive) | ||
overlays += cached_emissive_appearance |
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