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https://github.com/CHOMPStation2/CHOMPStation2.git
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149 lines
4.1 KiB
Plaintext
149 lines
4.1 KiB
Plaintext
/*!
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* Base state and helpers for states. Just does some sanity checks,
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* implement a proper state for in-depth checks.
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*
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* Copyright (c) 2020 Aleksej Komarov
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* SPDX-License-Identifier: MIT
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*/
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/**
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* public
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*
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* Checks the UI state for a mob.
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*
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* required user mob The mob who opened/is using the UI.
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* required state datum/ui_state The state to check.
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*
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* return UI_state The state of the UI.
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*/
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/datum/proc/tgui_status(mob/user, datum/tgui_state/state)
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var/src_object = tgui_host(user)
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. = STATUS_CLOSE
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if(!state)
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return
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if(isobserver(user))
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// Admins can always interact.
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if(check_rights(R_ADMIN|R_EVENT, 0, src))
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. = max(., STATUS_INTERACTIVE)
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// Regular ghosts can always at least view if in range.
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if(user.client)
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var/clientviewlist = getviewsize(user.client.view)
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if(get_dist(src_object, user) < max(clientviewlist[1], clientviewlist[2]))
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. = max(., STATUS_UPDATE)
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// Check if the state allows interaction
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var/result = state.can_use_topic(src_object, user)
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. = max(., result)
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/**
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* private
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*
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* Checks if a user can use src_object's UI, and returns the state.
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* Can call a mob proc, which allows overrides for each mob.
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*
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* required src_object datum The object/datum which owns the UI.
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* required user mob The mob who opened/is using the UI.
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*
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* return UI_state The state of the UI.
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*/
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/datum/tgui_state/proc/can_use_topic(src_object, mob/user)
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// Don't allow interaction by default.
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return STATUS_CLOSE
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/**
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* public
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*
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* Standard interaction/sanity checks. Different mob types may have overrides.
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*
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* return UI_state The state of the UI.
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*/
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/mob/proc/shared_tgui_interaction(src_object)
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// Close UIs if mindless.
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if(!client)
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return STATUS_CLOSE
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// Disable UIs if unconcious.
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else if(stat)
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return STATUS_DISABLED
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// Update UIs if incapicitated but concious.
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else if(incapacitated())
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return STATUS_UPDATE
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return STATUS_INTERACTIVE
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/mob/living/silicon/ai/shared_tgui_interaction(src_object)
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// Disable UIs if the AI is unpowered.
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if(lacks_power())
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return STATUS_DISABLED
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return ..()
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/mob/living/silicon/robot/shared_tgui_interaction(src_object)
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// Disable UIs if the Borg is unpowered or locked.
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if(!cell || cell.charge <= 0 || lockcharge)
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return STATUS_DISABLED
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return ..()
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/**
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* public
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*
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* Check the distance for a living mob.
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* Really only used for checks outside the context of a mob.
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* Otherwise, use shared_living_tgui_distance().
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*
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* required src_object The object which owns the UI.
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* required user mob The mob who opened/is using the UI.
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*
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* return UI_state The state of the UI.
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*/
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/atom/proc/contents_tgui_distance(src_object, mob/living/user)
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// Just call this mob's check.
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return user.shared_living_tgui_distance(src_object)
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/**
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* public
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*
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* Distance versus interaction check.
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*
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* required src_object atom/movable The object which owns the UI.
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*
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* return UI_state The state of the UI.
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*/
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/mob/living/proc/shared_living_tgui_distance(atom/movable/src_object, viewcheck = TRUE)
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// If the object is obscured, close it.
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if(viewcheck && !(src_object in view(src)))
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return STATUS_CLOSE
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var/dist = get_dist(src_object, src)
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if(dist <= 1) // Open and interact if 1-0 tiles away.
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return STATUS_INTERACTIVE
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else if(dist <= 2) // View only if 2-3 tiles away.
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return STATUS_UPDATE
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else if(dist <= 5) // Disable if 5 tiles away.
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return STATUS_DISABLED
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return STATUS_CLOSE // Otherwise, we got nothing.
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/**
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* public
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*
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* Distance versus interaction check, with max'd update range.
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*
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* required src_object atom/movable The object which owns the UI.
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*
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* return UI_state The state of the UI.
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*/
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/mob/living/proc/shared_living_tgui_distance_bigscreen(atom/movable/src_object, viewcheck = TRUE)
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// If the object is obscured, close it.
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if(viewcheck && !(src_object in view(src)))
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return STATUS_CLOSE
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var/dist = get_dist(src_object, src)
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if(dist <= 1) // Open and interact if 1-0 tiles away.
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return STATUS_INTERACTIVE
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else if(dist <= world.view)
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return STATUS_UPDATE
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return STATUS_CLOSE // Otherwise, we got nothing.
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// Topic Extensions for old UIs
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/datum/proc/CanUseTopic(var/mob/user, var/datum/tgui_state/state)
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return tgui_status(user, state)
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