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a70a6a8055
* Save 0.6-0.7s of init time by splitting registering lists of signals into its own proc, and optimizing QDELETED * modular RegisterSignals Co-authored-by: Mothblocks <35135081+Mothblocks@users.noreply.github.com> Co-authored-by: tastyfish <crazychris32@gmail.com>
40 lines
1.2 KiB
Plaintext
40 lines
1.2 KiB
Plaintext
/datum/component/tether
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dupe_mode = COMPONENT_DUPE_UNIQUE_PASSARGS
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var/atom/tether_target
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var/max_dist
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var/tether_name
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/datum/component/tether/Initialize(atom/tether_target, max_dist = 4, tether_name)
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if(!isliving(parent) || !istype(tether_target) || !tether_target.loc)
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return COMPONENT_INCOMPATIBLE
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src.tether_target = tether_target
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src.max_dist = max_dist
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if (ispath(tether_name, /atom))
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var/atom/tmp = tether_name
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src.tether_name = initial(tmp.name)
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else
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src.tether_name = tether_name
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RegisterSignals(parent, list(COMSIG_MOVABLE_PRE_MOVE), PROC_REF(checkTether))
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/datum/component/tether/proc/checkTether(mob/mover, newloc)
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SIGNAL_HANDLER
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if (get_dist(mover,newloc) > max_dist)
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to_chat(mover, span_userdanger("The [tether_name] runs out of slack and prevents you from moving!"))
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return COMPONENT_MOVABLE_BLOCK_PRE_MOVE
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var/atom/blocker
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out:
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for(var/turf/T in get_line(tether_target,newloc))
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if (T.density)
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blocker = T
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break out
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for(var/a in T)
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var/atom/A = a
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if(A.density && A != mover && A != tether_target)
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blocker = A
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break out
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if (blocker)
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to_chat(mover, span_userdanger("The [tether_name] catches on [blocker] and prevents you from moving!"))
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return COMPONENT_MOVABLE_BLOCK_PRE_MOVE
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