tgui backend

2021-10-28 12:51:31 +08:00
parent 853ff1d8ad
commit 49940c373e
110 changed files with 7353 additions and 259 deletions
@@ -0,0 +1,123 @@
+/// A cable that can connect integrated circuits to anything with a USB port, such as computers and machines.
+/obj/item/usb_cable
+	name = "usb cable"
+	desc = "A cable that can connect integrated circuits to anything with a USB port, such as computers and machines."
+	icon = 'icons/obj/wiremod.dmi'
+	icon_state = "usb_cable"
+	inhand_icon_state = "coil"
+	base_icon_state = "coil"
+	w_class = WEIGHT_CLASS_TINY
+	custom_materials = list(/datum/material/iron = 75)
+
+	/// The currently connected circuit
+	var/obj/item/integrated_circuit/attached_circuit
+
+/obj/item/usb_cable/Destroy()
+	attached_circuit = null
+	STOP_PROCESSING(SSobj, src)
+	return ..()
+
+/obj/item/usb_cable/Initialize()
+	. = ..()
+	RegisterSignal(src, COMSIG_MOVABLE_MOVED, .proc/on_moved)
+
+/obj/item/usb_cable/examine(mob/user)
+	. = ..()
+
+	if (!isnull(attached_circuit))
+		. += span_notice("It is attached to [attached_circuit.shell || attached_circuit].")
+
+// Look, I'm not happy about this either, but moving an object doesn't call Moved if it's inside something else.
+// There's good reason for this, but there's no element or similar yet to track it as far as I know.
+// SSobj runs infrequently, this is only ran while there's an attached circuit, its performance cost is negligible.
+/obj/item/usb_cable/process(delta_time)
+	if (!check_in_range())
+		return PROCESS_KILL
+
+/obj/item/usb_cable/pre_attack(atom/target, mob/living/user, params)
+	. = ..()
+	if (.)
+		return
+
+	if (prob(1))
+		balloon_alert(user, "wrong way, god damnit")
+		return TRUE
+
+	var/signal_result = SEND_SIGNAL(target, COMSIG_ATOM_USB_CABLE_TRY_ATTACH, src, user)
+
+	var/last_attached_circuit = attached_circuit
+	if (signal_result & COMSIG_USB_CABLE_CONNECTED_TO_CIRCUIT)
+		if (isnull(attached_circuit))
+			CRASH("Producers of COMSIG_USB_CABLE_CONNECTED_TO_CIRCUIT must set attached_circuit")
+		balloon_alert(user, "connected to circuit\nconnect to a port")
+
+		playsound(src, 'sound/machines/pda_button1.ogg', 20, TRUE)
+
+		if (last_attached_circuit != attached_circuit)
+			if (!isnull(last_attached_circuit))
+				unregister_circuit_signals(last_attached_circuit)
+			register_circuit_signals()
+
+		START_PROCESSING(SSobj, src)
+
+		return TRUE
+
+	if (signal_result & COMSIG_USB_CABLE_ATTACHED)
+		// Short messages are better to read
+		var/connection_description = "port"
+		if (istype(target, /obj/machinery/computer))
+			connection_description = "computer"
+		else if (ismachinery(target))
+			connection_description = "machine"
+
+		balloon_alert(user, "connected to [connection_description]")
+		playsound(src, 'sound/items/screwdriver2.ogg', 20, TRUE)
+
+		return TRUE
+
+	if (signal_result & COMSIG_CANCEL_USB_CABLE_ATTACK)
+		return TRUE
+
+	return FALSE
+
+/obj/item/usb_cable/suicide_act(mob/user)
+	user.visible_message(span_suicide("[user] is wrapping [src] around [user.p_their()] neck! It looks like [user.p_theyre()] trying to commit suicide!"))
+	return OXYLOSS
+
+/obj/item/usb_cable/proc/register_circuit_signals()
+	RegisterSignal(attached_circuit, COMSIG_MOVABLE_MOVED, .proc/on_moved)
+	RegisterSignal(attached_circuit, COMSIG_PARENT_QDELETING, .proc/on_circuit_qdeling)
+	RegisterSignal(attached_circuit.shell, COMSIG_MOVABLE_MOVED, .proc/on_moved)
+
+/obj/item/usb_cable/proc/unregister_circuit_signals(obj/item/integrated_circuit/old_circuit)
+	UnregisterSignal(attached_circuit, list(
+		COMSIG_MOVABLE_MOVED,
+		COMSIG_PARENT_QDELETING,
+	))
+
+	UnregisterSignal(attached_circuit.shell, COMSIG_MOVABLE_MOVED)
+
+/obj/item/usb_cable/proc/on_moved()
+	SIGNAL_HANDLER
+
+	check_in_range()
+
+/obj/item/usb_cable/proc/check_in_range()
+	if (isnull(attached_circuit))
+		STOP_PROCESSING(SSobj, src)
+		return FALSE
+
+	if (!IN_GIVEN_RANGE(attached_circuit, src, USB_CABLE_MAX_RANGE))
+		balloon_alert_to_viewers("detached, too far away")
+		unregister_circuit_signals(attached_circuit)
+		attached_circuit = null
+		STOP_PROCESSING(SSobj, src)
+		return FALSE
+
+	return TRUE
+
+/obj/item/usb_cable/proc/on_circuit_qdeling()
+	SIGNAL_HANDLER
+
+	attached_circuit = null
+	STOP_PROCESSING(SSobj, src)