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6dfe17306c
* Pulls apart the vestiges of components still hanging onto signals * update modular --------- Co-authored-by: LemonInTheDark <58055496+LemonInTheDark@users.noreply.github.com> Co-authored-by: Tom <8881105+tf-4@users.noreply.github.com>
54 lines
1.8 KiB
Plaintext
54 lines
1.8 KiB
Plaintext
/**
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* A circuit variable that holds the name, the datatype and the colour of the variable (taken from the datatype).
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*
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* Used in integrated circuits for setter and getter circuit components.
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*/
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/datum/circuit_variable
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/// The display name of the circuit variable
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var/name
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/// The datatype of the circuit variable. Used by the setter and getter circuit components
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var/datatype
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/// The datatype handler for the circuit variable.
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var/datum/circuit_datatype/datatype_handler
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/// The colour that appears in the UI. The value is set to the datatype's matching colour
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var/color
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/// The current value held by the variable.
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var/value
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/// The components that are currently listening. Triggers them when the value is updated.
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var/list/obj/item/circuit_component/listeners
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/datum/circuit_variable/New(name, datatype)
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. = ..()
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src.name = name
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src.datatype = datatype
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src.datatype_handler = GLOB.circuit_datatypes[datatype]
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src.listeners = list()
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src.color = datatype_handler.color
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/// Sets the value of the circuit component and triggers the appropriate listeners
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/datum/circuit_variable/proc/set_value(new_value)
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value = new_value
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for(var/obj/item/circuit_component/component as anything in listeners)
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component.trigger_component()
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/datum/circuit_variable/proc/on_listener_qdel(datum/listener)
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SIGNAL_HANDLER
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listeners -= listener
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/// Adds a listener to receive inputs when the variable has a value that is set.
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/datum/circuit_variable/proc/add_listener(obj/item/circuit_component/to_add)
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listeners += to_add
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RegisterSignal(to_add, COMSIG_QDELETING, PROC_REF(on_listener_qdel))
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/// Removes a listener to receive inputs when the variable has a value that is set. Listener will usually clean themselves up
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/datum/circuit_variable/proc/remove_listener(obj/item/circuit_component/to_remove)
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UnregisterSignal(to_remove, COMSIG_QDELETING)
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listeners -= to_remove
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