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f5478b7dce
* Allows the connect_loc element to have a listener different from the tracked object (#58276) * Allows the connect_loc element to have a listener different from the tracked object Co-authored-by: Emmett Gaines <ninjanomnom@gmail.com>
35 lines
1007 B
Plaintext
35 lines
1007 B
Plaintext
/datum/element/forced_gravity
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element_flags = ELEMENT_BESPOKE
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id_arg_index = 2
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var/gravity
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var/ignore_space
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/datum/element/forced_gravity/Attach(datum/target, gravity=1, ignore_space=FALSE)
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. = ..()
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if(!isatom(target))
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return ELEMENT_INCOMPATIBLE
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src.gravity = gravity
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src.ignore_space = ignore_space
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RegisterSignal(target, COMSIG_ATOM_HAS_GRAVITY, .proc/gravity_check)
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if(isturf(target))
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RegisterSignal(target, COMSIG_TURF_HAS_GRAVITY, .proc/turf_gravity_check)
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/datum/element/forced_gravity/Detach(datum/source)
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. = ..()
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var/static/list/signals_b_gone = list(COMSIG_ATOM_HAS_GRAVITY, COMSIG_TURF_HAS_GRAVITY)
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UnregisterSignal(source, signals_b_gone)
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/datum/element/forced_gravity/proc/gravity_check(datum/source, turf/location, list/gravs)
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SIGNAL_HANDLER
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if(!ignore_space && isspaceturf(location))
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return
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gravs += gravity
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/datum/element/forced_gravity/proc/turf_gravity_check(datum/source, atom/checker, list/gravs)
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SIGNAL_HANDLER
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return gravity_check(null, source, gravs)
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