mirror of
https://github.com/PolarisSS13/Polaris.git
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1ccb2df2de
NB. In some cases we go from a more complex image() to a single icon_state string and I assume this works for every case but do not care to check because of the sheer scale of extra fiddly effort. Buyer beware, not my code.
73 lines
2.0 KiB
Plaintext
73 lines
2.0 KiB
Plaintext
/obj/item/uv_light
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name = "\improper UV light"
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desc = "A small handheld black light."
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icon = 'icons/obj/device.dmi'
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pickup_sound = 'sound/items/pickup/device.ogg'
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drop_sound = 'sound/items/drop/device.ogg'
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icon_state = "uv_off"
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slot_flags = SLOT_BELT
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w_class = ITEMSIZE_SMALL
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item_state = "electronic"
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action_button_name = "Toggle UV light"
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matter = list(MAT_STEEL = 150)
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origin_tech = list(TECH_MAGNET = 1, TECH_ENGINEERING = 1)
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var/list/scanned = list()
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var/list/stored_alpha = list()
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var/list/reset_objects = list()
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var/range = 3
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var/on = 0
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var/step_alpha = 50
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/obj/item/uv_light/attack_self(var/mob/user)
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on = !on
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if(on)
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set_light(range, 2, "#007fff")
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START_PROCESSING(SSobj, src)
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icon_state = "uv_on"
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else
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set_light(0)
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clear_last_scan()
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STOP_PROCESSING(SSobj, src)
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icon_state = "uv_off"
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/obj/item/uv_light/proc/clear_last_scan()
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if(scanned.len)
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for(var/atom/O in scanned)
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O.invisibility = scanned[O]
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if(O.fluorescent == 2) O.fluorescent = 1
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scanned.Cut()
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if(stored_alpha.len)
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for(var/atom/O in stored_alpha)
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O.alpha = stored_alpha[O]
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if(O.fluorescent == 2) O.fluorescent = 1
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stored_alpha.Cut()
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if(reset_objects.len)
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for(var/obj/item/I in reset_objects)
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I.cut_overlay(I.blood_overlay)
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if(I.fluorescent == 2) I.fluorescent = 1
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reset_objects.Cut()
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/obj/item/uv_light/process()
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clear_last_scan()
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if(on)
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step_alpha = round(255/range)
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var/turf/origin = get_turf(src)
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if(!origin)
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return
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for(var/turf/T in range(range, origin))
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var/use_alpha = 255 - (step_alpha * get_dist(origin, T))
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for(var/atom/A in T.contents)
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if(A.fluorescent == 1)
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A.fluorescent = 2 //To prevent light crosstalk.
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if(A.invisibility)
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scanned[A] = A.invisibility
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A.invisibility = 0
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stored_alpha[A] = A.alpha
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A.alpha = use_alpha
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if(istype(A, /obj/item))
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var/obj/item/O = A
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if(O.was_bloodied && !(O.blood_overlay in O.overlays))
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O.add_overlay(O.blood_overlay)
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reset_objects |= O |