Merge pull request #3046 from Neerti/3/4/2017_turbolift

Ports Turbolifts from Bay.

code/controllers/master_controller.dm

@@ -76,5 +76,12 @@ datum/controller/game_controller/proc/setup_objects()
 	//Set up spawn points.
 	populate_spawn_points()
 
+	admin_notice("<span class='danger'>Initializing turbolifts</span>", R_DEBUG)
+	for(var/thing in turbolifts)
+		if(!deleted(thing))
+			var/obj/turbolift_map_holder/lift = thing
+			lift.initialize()
+			sleep(-1)
+
 	admin_notice("<span class='danger'>Initializations complete.</span>", R_DEBUG)
 	sleep(-1)

code/modules/materials/materials.dm

@@ -586,6 +586,12 @@ var/list/name_to_material
 	hardness = 500
 	weight = 500
 
+// Likewise.
+/material/alienalloy/elevatorium
+	name = "elevatorium"
+	display_name = "elevator panelling"
+	icon_colour = "#666666"
+
 /material/wood
 	name = "wood"
 	stack_type = /obj/item/stack/material/wood

code/modules/shuttles/shuttle_emergency.dm

@@ -31,7 +31,7 @@
 		if (emergency_shuttle.evac)
 			priority_announcement.Announce(replacetext(replacetext(using_map.emergency_shuttle_leaving_dock, "%dock_name%", "[using_map.dock_name]"),  "%ETD%", "[estimated_time] minute\s"))
 		else
-			priority_announcement.Announce(replacetext(replacetext(using_map.shuttle_leaving_dock, "%dock_name%", "[using_map.dock_name]"),  "%ETD%", "[estimated_time] minute\s"))
+			priority_announcement.Announce(replacetext(replacetext(using_map.shuttle_leaving_dock, "%dock_name%", "[using_map.dock_name]"),  "%ETA%", "[estimated_time] minute\s"))
 
 /datum/shuttle/ferry/emergency/can_launch(var/user)
 	if (istype(user, /obj/machinery/computer/shuttle_control/emergency))

code/modules/turbolift/_turbolift.dm

@@ -0,0 +1,12 @@
+/*
+ * Turbolifts! Sort of like multishuttles-lite.
+ *
+ * How-to: Map /obj/turbolift_map_holder in at the bottom of the shaft, give it a depth
+ * value equivalent to the number of floors it should span (inclusive of the first),
+ * and at runtime it will update the map, set areas and create control panels and
+ * wifi-set doors appropriate to itself. You will save time at init if you map the
+ * elevator shaft in properly before runtime, but ultimately you're just avoiding a
+ * bunch of ChangeTurf() calls.
+ */
+
+var/list/turbolifts = list()

code/modules/turbolift/turbolift.dm

@@ -0,0 +1,122 @@
+// Lift master datum. One per turbolift.
+/datum/turbolift
+	var/datum/turbolift_floor/target_floor              // Where are we going?
+	var/datum/turbolift_floor/current_floor             // Where is the lift currently?
+	var/list/doors = list()                             // Doors inside the lift structure.
+	var/list/queued_floors = list()                     // Where are we moving to next?
+	var/list/floors = list()                            // All floors in this system.
+	var/move_delay = 30                                 // Time between floor changes.
+	var/floor_wait_delay = 85                           // Time to wait at floor stops.
+	var/obj/structure/lift/panel/control_panel_interior // Lift control panel.
+	var/doors_closing = 0								// Whether doors are in the process of closing
+
+	var/tmp/moving_upwards
+	var/tmp/busy
+
+/datum/turbolift/proc/emergency_stop()
+	queued_floors.Cut()
+	target_floor = null
+	open_doors()
+
+/datum/turbolift/proc/doors_are_open(var/datum/turbolift_floor/use_floor = current_floor)
+	for(var/obj/machinery/door/airlock/door in (use_floor ? (doors + use_floor.doors) : doors))
+		if(!door.density)
+			return 1
+	return 0
+
+/datum/turbolift/proc/open_doors(var/datum/turbolift_floor/use_floor = current_floor)
+	for(var/obj/machinery/door/airlock/door in (use_floor ? (doors + use_floor.doors) : doors))
+		//door.command("open")
+		spawn(0)
+			door.open()
+	return
+
+/datum/turbolift/proc/close_doors(var/datum/turbolift_floor/use_floor = current_floor)
+	for(var/obj/machinery/door/airlock/door in (use_floor ? (doors + use_floor.doors) : doors))
+		//door.command("close")
+		spawn(0)
+			door.close()
+	return
+
+/datum/turbolift/proc/do_move()
+
+	var/current_floor_index = floors.Find(current_floor)
+
+	if(!target_floor)
+		if(!queued_floors || !queued_floors.len)
+			return 0
+		target_floor = queued_floors[1]
+		queued_floors -= target_floor
+		if(current_floor_index < floors.Find(target_floor))
+			moving_upwards = 1
+		else
+			moving_upwards = 0
+
+	if(doors_are_open())
+		if(!doors_closing)
+			close_doors()
+			doors_closing = 1
+			return 1
+		else // We failed to close the doors - probably, someone is blocking them; stop trying to move
+			doors_closing = 0
+			open_doors()
+			control_panel_interior.audible_message("\The [current_floor.ext_panel] buzzes loudly.")
+			playsound(control_panel_interior.loc, "sound/machines/buzz-two.ogg", 50, 1)
+			return 0
+
+	doors_closing = 0 // The doors weren't open, so they are done closing
+
+	var/area/turbolift/origin = locate(current_floor.area_ref)
+
+	if(target_floor == current_floor)
+
+		playsound(control_panel_interior.loc, origin.arrival_sound, 50, 1)
+		target_floor.arrived(src)
+		target_floor = null
+
+		sleep(15)
+		control_panel_interior.visible_message("<b>The elevator</b> announces, \"[origin.lift_announce_str]\"")
+		sleep(floor_wait_delay)
+
+		return 1
+
+	// Work out where we're headed.
+	var/datum/turbolift_floor/next_floor
+	if(moving_upwards)
+		next_floor = floors[current_floor_index+1]
+	else
+		next_floor = floors[current_floor_index-1]
+
+	var/area/turbolift/destination = locate(next_floor.area_ref)
+
+	if(!istype(origin) || !istype(destination) || (origin == destination))
+		return 0
+
+	for(var/turf/T in destination)
+		for(var/atom/movable/AM in T)
+			if(istype(AM, /mob/living))
+				var/mob/living/M = AM
+				M.gib()
+			else if(AM.simulated)
+				qdel(AM)
+
+	origin.move_contents_to(destination)
+
+	if((locate(/obj/machinery/power) in destination) || (locate(/obj/structure/cable) in destination))
+		makepowernets()
+
+	current_floor = next_floor
+	control_panel_interior.visible_message("The elevator [moving_upwards ? "rises" : "descends"] smoothly.")
+
+	return 1
+
+/datum/turbolift/proc/queue_move_to(var/datum/turbolift_floor/floor)
+	if(!floor || !(floor in floors) || (floor in queued_floors))
+		return // STOP PRESSING THE BUTTON.
+	floor.pending_move(src)
+	queued_floors |= floor
+	turbolift_controller.lift_is_moving(src)
+
+// TODO: dummy machine ('lift mechanism') in powered area for functionality/blackout checks.
+/datum/turbolift/proc/is_functional()
+	return 1

code/modules/turbolift/turbolift_areas.dm

@@ -0,0 +1,11 @@
+// Used for creating the exchange areas.
+/area/turbolift
+	name = "Turbolift"
+	base_turf = /turf/simulated/open
+	requires_power = 0
+	sound_env = SMALL_ENCLOSED
+
+	var/lift_floor_label = null
+	var/lift_floor_name = null
+	var/lift_announce_str = "Ding!"
+	var/arrival_sound = 'sound/machines/ding.ogg'

code/modules/turbolift/turbolift_console.dm

@@ -0,0 +1,155 @@
+// Base type, do not use.
+/obj/structure/lift
+	name = "turbolift control component"
+	icon = 'icons/obj/turbolift.dmi'
+	anchored = 1
+	density = 0
+	layer = 4
+
+	var/datum/turbolift/lift
+
+/obj/structure/lift/set_dir(var/newdir)
+	. = ..()
+	pixel_x = 0
+	pixel_y = 0
+	if(dir & NORTH)
+		pixel_y = -32
+	else if(dir & SOUTH)
+		pixel_y = 32
+	else if(dir & EAST)
+		pixel_x = -32
+	else if(dir & WEST)
+		pixel_x = 32
+
+/obj/structure/lift/proc/pressed(var/mob/user)
+	if(!istype(user, /mob/living/silicon))
+		if(user.a_intent == I_HURT)
+			user.visible_message("<span class='danger'>\The [user] hammers on the lift button!</span>")
+		else
+			user.visible_message("<span class='notice'>\The [user] presses the lift button.</span>")
+
+
+/obj/structure/lift/New(var/newloc, var/datum/turbolift/_lift)
+	lift = _lift
+	return ..(newloc)
+
+/obj/structure/lift/attack_ai(var/mob/user)
+	return attack_hand(user)
+
+/obj/structure/lift/attack_generic(var/mob/user)
+	return attack_hand(user)
+
+/obj/structure/lift/attack_hand(var/mob/user)
+	return interact(user)
+
+/obj/structure/lift/interact(var/mob/user)
+	if(!lift.is_functional())
+		return 0
+	return 1
+// End base.
+
+// Button. No HTML interface, just calls the associated lift to its floor.
+/obj/structure/lift/button
+	name = "elevator button"
+	desc = "A call button for an elevator. Be sure to hit it three hundred times."
+	icon_state = "button"
+	var/light_up = FALSE
+	var/datum/turbolift_floor/floor
+
+/obj/structure/lift/button/Destroy()
+	if(floor && floor.ext_panel == src)
+		floor.ext_panel = null
+	floor = null
+	return ..()
+
+/obj/structure/lift/button/proc/reset()
+	light_up = FALSE
+	update_icon()
+
+/obj/structure/lift/button/interact(var/mob/user)
+	if(!..())
+		return
+	light_up()
+	pressed(user)
+	if(floor == lift.current_floor)
+		lift.open_doors()
+		spawn(3)
+			reset()
+		return
+	lift.queue_move_to(floor)
+
+/obj/structure/lift/button/proc/light_up()
+	light_up = TRUE
+	update_icon()
+
+/obj/structure/lift/button/update_icon()
+	if(light_up)
+		icon_state = "button_lit"
+	else
+		icon_state = initial(icon_state)
+
+// End button.
+
+// Panel. Lists floors (HTML), moves with the elevator, schedules a move to a given floor.
+/obj/structure/lift/panel
+	name = "elevator control panel"
+	icon_state = "panel"
+
+
+/obj/structure/lift/panel/attack_ghost(var/mob/user)
+	return interact(user)
+
+/obj/structure/lift/panel/interact(var/mob/user)
+	if(!..())
+		return
+
+	var/dat = list()
+	dat += "<html><body><hr><b>Lift panel</b><hr>"
+
+	//the floors list stores levels in order of increasing Z
+	//therefore, to display upper levels at the top of the menu and
+	//lower levels at the bottom, we need to go through the list in reverse
+	for(var/i in lift.floors.len to 1 step -1)
+		var/datum/turbolift_floor/floor = lift.floors[i]
+		var/label = floor.label? floor.label : "Level #[i]"
+		dat += "<font color = '[(floor in lift.queued_floors) ? COLOR_YELLOW : COLOR_WHITE]'>"
+		dat += "<a href='?src=\ref[src];move_to_floor=["\ref[floor]"]'>[label]</a>: [floor.name]</font><br>"
+
+	dat += "<hr>"
+	if(lift.doors_are_open())
+		dat += "<a href='?src=\ref[src];close_doors=1'>Close Doors</a><br>"
+	else
+		dat += "<a href='?src=\ref[src];open_doors=1'>Open Doors</a><br>"
+	dat += "<a href='?src=\ref[src];emergency_stop=1'>Emergency Stop</a>"
+	dat += "<hr></body></html>"
+
+	var/datum/browser/popup = new(user, "turbolift_panel", "Lift Panel", 230, 260)
+	popup.set_content(jointext(dat, null))
+	popup.open()
+	return
+
+/obj/structure/lift/panel/Topic(href, href_list)
+	. = ..()
+	if(.)
+		return
+
+	var/panel_interact
+	if(href_list["move_to_floor"])
+		lift.queue_move_to(locate(href_list["move_to_floor"]))
+		panel_interact = 1
+	if(href_list["open_doors"])
+		panel_interact = 1
+		lift.open_doors()
+	if(href_list["close_doors"])
+		panel_interact = 1
+		lift.close_doors()
+	if(href_list["emergency_stop"])
+		panel_interact = 1
+		lift.emergency_stop()
+
+	if(panel_interact)
+		pressed(usr)
+
+	return 0
+
+// End panel.

code/modules/turbolift/turbolift_door.dm

@@ -0,0 +1,44 @@
+/obj/machinery/door/airlock/lift
+	name = "Elevator Door"
+	desc = "Ding."
+	req_access = list(access_maint_tunnels)
+	opacity = 0
+	autoclose = 0
+	glass = 1
+	icon = 'icons/obj/doors/doorlift.dmi'
+
+	var/datum/turbolift/lift
+	var/datum/turbolift_floor/floor
+
+/obj/machinery/door/airlock/lift/Destroy()
+	if(lift)
+		lift.doors -= src
+	if(floor)
+		floor.doors -= src
+	return ..()
+
+/obj/machinery/door/airlock/lift/bumpopen(var/mob/user)
+	return // No accidental sprinting into open elevator shafts.
+
+/obj/machinery/door/airlock/lift/allowed(mob/M)
+	return FALSE //only the lift machinery is allowed to operate this door
+
+/obj/machinery/door/airlock/lift/close(var/forced=0)
+	for(var/turf/turf in locs)
+		for(var/mob/living/LM in turf)
+			if(LM.mob_size <= MOB_TINY)
+				var/moved = 0
+				for(dir in shuffle(cardinal.Copy()))
+					var/dest = get_step(LM,dir)
+					if(!(locate(/obj/machinery/door/airlock/lift) in dest))
+						if(LM.Move(dest))
+							moved = 1
+							LM.visible_message("\The [LM] scurries away from the closing doors.")
+							break
+				if(!moved) // nowhere to go....
+					LM.gib()
+			else // the mob is too big to just move, so we need to give up what we're doing
+				audible_message("\The [src]'s motors grind as they quickly reverse direction, unable to safely close.")
+				cur_command = null // the door will just keep trying otherwise
+				return 0
+	return ..()

code/modules/turbolift/turbolift_floor.dm

@@ -0,0 +1,33 @@
+// Simple holder for each floor in the lift.
+/datum/turbolift_floor
+	var/area_ref
+	var/label
+	var/name
+	var/announce_str
+	var/arrival_sound
+
+	var/list/doors = list()
+	var/obj/structure/lift/button/ext_panel
+
+/datum/turbolift_floor/proc/set_area_ref(var/ref)
+	var/area/turbolift/A = locate(ref)
+	if(!istype(A))
+		log_debug("Turbolift floor area was of the wrong type: ref=[ref]")
+		return
+
+	area_ref = ref
+	label = A.lift_floor_label
+	name = A.lift_floor_name ? A.lift_floor_name : A.name
+	announce_str = A.lift_announce_str
+	arrival_sound = A.arrival_sound
+
+//called when a lift has queued this floor as a destination
+/datum/turbolift_floor/proc/pending_move(var/datum/turbolift/lift)
+	if(ext_panel)
+		ext_panel.light_up()
+
+//called when a lift arrives at this floor
+/datum/turbolift_floor/proc/arrived(var/datum/turbolift/lift)
+	lift.open_doors(src)
+	if(ext_panel)
+		ext_panel.reset()

code/modules/turbolift/turbolift_map.dm

@@ -0,0 +1,228 @@
+// Map object.
+/obj/turbolift_map_holder
+	name = "turbolift map placeholder"
+	icon = 'icons/obj/turbolift_preview_3x3.dmi'
+	dir = SOUTH         // Direction of the holder determines the placement of the lift control panel and doors.
+	var/depth = 1       // Number of floors to generate, including the initial floor.
+	var/lift_size_x = 2 // Number of turfs on each axis to generate in addition to the first
+	var/lift_size_y = 2 // ie. a 3x3 lift would have a value of 2 in each of these variables.
+
+	// Various turf and door types used when generating the turbolift floors.
+	var/wall_type =  /turf/simulated/wall/elevator
+	var/floor_type = /turf/simulated/floor/tiled/dark
+	var/door_type =  /obj/machinery/door/airlock/lift
+
+	var/list/areas_to_use = list()
+
+/obj/turbolift_map_holder/Destroy()
+	turbolifts -= src
+	return ..()
+
+/obj/turbolift_map_holder/New()
+	turbolifts += src
+	..()
+
+/obj/turbolift_map_holder/initialize()
+
+	// Create our system controller.
+	var/datum/turbolift/lift = new()
+
+	// Holder values since we're moving this object to null ASAP.
+	var/ux = x
+	var/uy = y
+	var/uz = z
+	var/udir = dir
+	forceMove(null)
+
+	// These modifiers are used in relation to the origin
+	// to place the system control panels and doors.
+	var/int_panel_x
+	var/int_panel_y
+	var/ext_panel_x
+	var/ext_panel_y
+	var/door_x1
+	var/door_y1
+	var/door_x2
+	var/door_y2
+	var/light_x1
+	var/light_x2
+	var/light_y1
+	var/light_y2
+
+	var/az = 1
+	var/ex = (ux+lift_size_x)
+	var/ey = (uy+lift_size_y)
+	var/ez = (uz+(depth-1))
+
+	switch(dir)
+
+		if(NORTH)
+
+			int_panel_x = ux + Floor(lift_size_x/2)
+			int_panel_y = uy + 1
+			ext_panel_x = ux
+			ext_panel_y = ey + 2
+
+			door_x1 = ux + 1
+			door_y1 = ey
+			door_x2 = ex - 1
+			door_y2 = ey + 1
+
+			light_x1 = ux + 1
+			light_y1 = uy + 1
+			light_x2 = ux + lift_size_x - 1
+			light_y2 = uy + 1
+
+		if(SOUTH)
+
+			int_panel_x = ux + Floor(lift_size_x/2)
+			int_panel_y = ey - 1
+			ext_panel_x = ex
+			ext_panel_y = uy - 2
+
+			door_x1 = ux + 1
+			door_y1 = uy - 1
+			door_x2 = ex - 1
+			door_y2 = uy
+
+			light_x1 = ux + 1
+			light_y1 = uy + 2
+			light_x2 = ux + lift_size_x - 1
+			light_y2 = uy + lift_size_y - 1
+
+		if(EAST)
+
+			int_panel_x = ux+1
+			int_panel_y = uy + Floor(lift_size_y/2)
+			ext_panel_x = ex+2
+			ext_panel_y = ey
+
+			door_x1 = ex
+			door_y1 = uy + 1
+			door_x2 = ex + 1
+			door_y2 = ey - 1
+
+			light_x1 = ux + 1
+			light_y1 = uy + 1
+			light_x2 = ux + 1
+			light_y2 = uy + lift_size_x - 1
+
+		if(WEST)
+
+			int_panel_x = ex-1
+			int_panel_y = uy + Floor(lift_size_y/2)
+			ext_panel_x = ux-2
+			ext_panel_y = uy
+
+			door_x1 = ux - 1
+			door_y1 = uy + 1
+			door_x2 = ux
+			door_y2 = ey - 1
+
+			light_x1 = ux + lift_size_x - 1
+			light_y1 = uy + 1
+			light_x2 = ux + lift_size_x - 1
+			light_y2 = uy + lift_size_y - 1
+
+	// Generate each floor and store it in the controller datum.
+	for(var/cz = uz;cz<=ez;cz++)
+
+		var/datum/turbolift_floor/cfloor = new()
+		lift.floors += cfloor
+
+		var/list/floor_turfs = list()
+		// Update the appropriate turfs.
+		for(var/tx = ux to ex)
+			for(var/ty = uy to ey)
+
+				var/turf/checking = locate(tx,ty,cz)
+
+				if(!istype(checking))
+					log_debug("[name] cannot find a component turf at [tx],[ty] on floor [cz]. Aborting.")
+					qdel(src)
+					return
+
+				// Update path appropriately if needed.
+				var/swap_to = /turf/simulated/open
+				if(cz == uz)                                                                       // Elevator.
+					if((tx == ux || ty == uy || tx == ex || ty == ey) && !(tx >= door_x1 && tx <= door_x2 && ty >= door_y1 && ty <= door_y2))
+						swap_to = wall_type
+					else
+						swap_to = floor_type
+
+				if(checking.type != swap_to)
+					checking.ChangeTurf(swap_to)
+					// Let's make absolutely sure that we have the right turf.
+					checking = locate(tx,ty,cz)
+
+				// Clear out contents.
+				for(var/atom/movable/thing in checking.contents)
+					if(thing.simulated)
+						qdel(thing)
+
+				if(tx >= ux && tx <= ex && ty >= uy && ty <= ey)
+					floor_turfs += checking
+
+		// Place exterior doors.
+		for(var/tx = door_x1 to door_x2)
+			for(var/ty = door_y1 to door_y2)
+				var/turf/checking = locate(tx,ty,cz)
+				var/internal = 1
+				if(!(checking in floor_turfs))
+					internal = 0
+					if(checking.type != floor_type)
+						checking.ChangeTurf(floor_type)
+						checking = locate(tx,ty,cz)
+					for(var/atom/movable/thing in checking.contents)
+						if(thing.simulated)
+							qdel(thing)
+				if(checking.type == floor_type) // Don't build over empty space on lower levels.
+					var/obj/machinery/door/airlock/lift/newdoor = new door_type(checking)
+					if(internal)
+						lift.doors += newdoor
+						newdoor.lift = cfloor
+					else
+						cfloor.doors += newdoor
+						newdoor.floor = cfloor
+
+		// Place exterior control panel.
+		var/turf/placing = locate(ext_panel_x, ext_panel_y, cz)
+		var/obj/structure/lift/button/panel_ext = new(placing, lift)
+		panel_ext.floor = cfloor
+		panel_ext.set_dir(udir)
+		cfloor.ext_panel = panel_ext
+
+        // Place lights
+		var/turf/placing1 = locate(light_x1, light_y1, cz)
+		var/turf/placing2 = locate(light_x2, light_y2, cz)
+		var/obj/machinery/light/light1 = new(placing1, light)
+		var/obj/machinery/light/light2 = new(placing2, light)
+		if(udir == NORTH || udir == SOUTH)
+			light1.set_dir(WEST)
+			light2.set_dir(EAST)
+		else
+			light1.set_dir(SOUTH)
+			light2.set_dir(NORTH)
+
+		// Update area.
+		if(az > areas_to_use.len)
+			log_debug("Insufficient defined areas in turbolift datum, aborting.")
+			qdel(src)
+			return
+
+		var/area_path = areas_to_use[az]
+		for(var/thing in floor_turfs)
+			new area_path(thing)
+		var/area/A = locate(area_path)
+		cfloor.set_area_ref("\ref[A]")
+		az++
+
+	// Place lift panel.
+	var/turf/T = locate(int_panel_x, int_panel_y, uz)
+	lift.control_panel_interior = new(T, lift)
+	lift.control_panel_interior.set_dir(udir)
+	lift.current_floor = lift.floors[uz]
+
+	lift.open_doors()
+
+	qdel(src) // We're done.

code/modules/turbolift/turbolift_process.dm

@@ -0,0 +1,35 @@
+var/datum/controller/process/turbolift/turbolift_controller
+
+/datum/controller/process/turbolift
+	var/list/moving_lifts = list()
+
+/datum/controller/process/turbolift/New()
+	..()
+	turbolift_controller = src
+
+/datum/controller/process/turbolift/setup()
+	name = "turbolift controller"
+	schedule_interval = 10
+
+/datum/controller/process/turbolift/doWork()
+	for(var/liftref in moving_lifts)
+		if(world.time < moving_lifts[liftref])
+			continue
+		var/datum/turbolift/lift = locate(liftref)
+		if(lift.busy)
+			continue
+		spawn(0)
+			lift.busy = 1
+			if(!lift.do_move())
+				moving_lifts[liftref] = null
+				moving_lifts -= liftref
+				if(lift.target_floor)
+					lift.target_floor.ext_panel.reset()
+					lift.target_floor = null
+			else
+				lift_is_moving(lift)
+			lift.busy = 0
+		SCHECK
+
+/datum/controller/process/turbolift/proc/lift_is_moving(var/datum/turbolift/lift)
+	moving_lifts["\ref[lift]"] = world.time + lift.move_delay

code/modules/turbolift/turbolift_turfs.dm

@@ -0,0 +1,2 @@
+/turf/simulated/wall/elevator/New(var/newloc)
+	..(newloc,"elevatorium")

maps/example/example-1.dmm

@@ -36,6 +36,7 @@
 "J" = (/obj/machinery/light,/obj/effect/floor_decal/corner/white/diagonal,/turf/simulated/floor/tiled/dark,/area/aisat)
 "K" = (/obj/structure/cable/yellow,/obj/structure/cable/yellow{d1 = 16; d2 = 0; icon_state = "16-0"},/turf/simulated/floor/plating,/area/aisat)
 "L" = (/turf/simulated/floor/tiled/red,/area/aisat)
+"M" = (/obj/turbolift_map_holder/example{dir = 1; icon = 'icons/obj/turbolift_preview_5x5.dmi'},/turf/simulated/floor/tiled/red,/area/aisat)
 
 (1,1,1) = {"
 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
@@ -61,13 +62,13 @@ aaaaaaaabhhFFFhGhhhhhEbaaaaaaaaa
 aaaaaaaabnbFFFhnhhhhhEbaaaaaaaaa
 aaaaaaaabHbhhhhIhhhhhEbaaaaaaaaa
 aaaaaaaabbbhJhhnhhJhhKbaaaaaaaaa
-aaaaaaaabbbbbLLLLLbbbbbaaaaaaaaa
+aaaaaaaabbbbbbnnnbbbbbbaaaaaaaaa
 aaaaaaaaaaaabLLLLLbaaaaaaaaaaaaa
 aaaaaaaaaaaabLLLLLbaaaaaaaaaaaaa
 aaaaaaaaaaaabLLLLLbaaaaaaaaaaaaa
 aaaaaaaaaaaabLLLLLbaaaaaaaaaaaaa
+aaaaaaaaaaaabMLLLLbaaaaaaaaaaaaa
 aaaaaaaaaaaabbbbbbbaaaaaaaaaaaaa
 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
-aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
 "}

maps/example/example-2.dmm

@@ -57,7 +57,8 @@ aaaaaaaaccciiiioiiiiiDcaaaaaaaaa
 aaaaaaaacEciiiioiiiiiDcaaaaaaaaa
 aaaaaaaacEciiiiFiiiiiDcaaaaaaaaa
 aaaaaaaaciiiGiioiiGiiHcaaaaaaaaa
-aaaaaaaacccccEEEEEcccccaaaaaaaaa
+aaaaaaaaccccccoooccccccaaaaaaaaa
+aaaaaaaaaaaacEEEEEcaaaaaaaaaaaaa
 aaaaaaaaaaaacEEEEEcaaaaaaaaaaaaa
 aaaaaaaaaaaacEEEEEcaaaaaaaaaaaaa
 aaaaaaaaaaaacEEEEEcaaaaaaaaaaaaa
@@ -65,5 +66,4 @@ aaaaaaaaaaaacEEEEEcaaaaaaaaaaaaa
 aaaaaaaaaaaacccccccaaaaaaaaaaaaa
 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
-aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
 "}

maps/example/example.dm

@@ -4,6 +4,8 @@
 	#include "example-2.dmm"
 
 	#include "example_defines.dm"
+	#include "example_elevator.dm"
+	#include "example_areas.dm"
 
 	#define USING_MAP_DATUM /datum/map/example
 

maps/example/example_areas.dm

@@ -0,0 +1,13 @@
+// Elevator areas.
+/area/turbolift/example_top
+	name = "lift (top floor)"
+	lift_floor_label = "Floor 2"
+	lift_floor_name = "Top Floor"
+	lift_announce_str = "Arriving at Top Floor."
+
+/area/turbolift/example_ground
+	name = "lift (ground floor)"
+	lift_floor_label = "Floor 1"
+	lift_floor_name = "First Floor"
+	lift_announce_str = "Arriving at First Floor."
+	base_turf = /turf/simulated/floor

maps/example/example_elevator.dm

@@ -0,0 +1,11 @@
+/obj/turbolift_map_holder/example
+	name = "Example turbolift map placeholder"
+	depth = 2
+	lift_size_x = 4
+	lift_size_y = 4
+	icon = 'icons/obj/turbolift_preview_5x5.dmi'
+
+	areas_to_use = list(
+		/area/turbolift/example_ground,
+		/area/turbolift/example_top
+		)

polaris.dme

@@ -2055,6 +2055,15 @@
 #include "code\modules\tables\rack.dm"
 #include "code\modules\tables\tables.dm"
 #include "code\modules\tables\update_triggers.dm"
+#include "code\modules\turbolift\_turbolift.dm"
+#include "code\modules\turbolift\turbolift.dm"
+#include "code\modules\turbolift\turbolift_areas.dm"
+#include "code\modules\turbolift\turbolift_console.dm"
+#include "code\modules\turbolift\turbolift_door.dm"
+#include "code\modules\turbolift\turbolift_floor.dm"
+#include "code\modules\turbolift\turbolift_map.dm"
+#include "code\modules\turbolift\turbolift_process.dm"
+#include "code\modules\turbolift\turbolift_turfs.dm"
 #include "code\modules\vehicles\cargo_train.dm"
 #include "code\modules\vehicles\train.dm"
 #include "code\modules\vehicles\vehicle.dm"