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88 lines
1.9 KiB
Plaintext
88 lines
1.9 KiB
Plaintext
#define COGBAR_ANIMATION_TIME (0.5 SECONDS)
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/**
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* ### Cogbar
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* Represents that the user is busy doing something.
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*/
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/datum/cogbar
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/// Who's doing the thing
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var/mob/user
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/// The user client
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var/client/user_client
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/// The visible element to other players
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var/obj/effect/overlay/vis/cog
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/// The blank image that overlaps the cog - hides it from the source user
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var/image/blank
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/// The offset of the icon
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var/offset_y
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/datum/cogbar/New(mob/user)
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src.user = user
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src.user_client = user.client
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var/list/icon_offsets = user.get_oversized_icon_offsets()
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offset_y = icon_offsets["y"]
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add_cog_to_user()
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RegisterSignal(user, COMSIG_QDELETING, PROC_REF(on_user_delete))
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/datum/cogbar/Destroy()
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if(user)
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SSvis_overlays.remove_vis_overlay(user, user.managed_vis_overlays)
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user_client?.images -= blank
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user = null
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user_client = null
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cog = null
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QDEL_NULL(blank)
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return ..()
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/// Adds the cog to the user, visible by other players
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/datum/cogbar/proc/add_cog_to_user()
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cog = SSvis_overlays.add_vis_overlay(user,
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icon = 'icons/effects/progressbar.dmi',
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iconstate = "cog",
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plane = HIGH_GAME_PLANE,
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add_appearance_flags = APPEARANCE_UI_IGNORE_ALPHA,
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unique = TRUE,
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alpha = 0,
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)
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cog.pixel_y = world.icon_size + offset_y
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animate(cog, alpha = 255, time = COGBAR_ANIMATION_TIME)
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if(isnull(user_client))
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return
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blank = image('icons/blanks/32x32.dmi', cog, "nothing")
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SET_PLANE_EXPLICIT(blank, HIGH_GAME_PLANE, user)
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blank.appearance_flags = APPEARANCE_UI_IGNORE_ALPHA
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blank.override = TRUE
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user_client.images += blank
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/// Removes the cog from the user
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/datum/cogbar/proc/remove()
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if(isnull(cog))
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qdel(src)
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return
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animate(cog, alpha = 0, time = COGBAR_ANIMATION_TIME)
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QDEL_IN(src, COGBAR_ANIMATION_TIME)
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/// When the user is deleted, remove the cog
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/datum/cogbar/proc/on_user_delete(datum/source)
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SIGNAL_HANDLER
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qdel(src)
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#undef COGBAR_ANIMATION_TIME
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