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S.P.L.U.R.T-Station-13/code/__HELPERS/areas.dm
2020-01-07 10:04:09 -05:00

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#define BP_MAX_ROOM_SIZE 300
// Gets an atmos isolated contained space
// Returns an associative list of turf|dirs pairs
// The dirs are connected turfs in the same space
// break_if_found is a typecache of turf/area types to return false if found
// Please keep this proc type agnostic. If you need to restrict it do it elsewhere or add an arg.
/proc/detect_room(turf/origin, list/break_if_found)
if(origin.blocks_air)
return list(origin)
. = list()
var/list/checked_turfs = list()
var/list/found_turfs = list(origin)
while(found_turfs.len)
var/turf/sourceT = found_turfs[1]
found_turfs.Cut(1, 2)
var/dir_flags = checked_turfs[sourceT]
for(var/dir in GLOB.alldirs)
if(dir_flags & dir) // This means we've checked this dir before, probably from the other turf
continue
var/turf/checkT = get_step(sourceT, dir)
if(!checkT)
continue
checked_turfs[sourceT] |= dir
checked_turfs[checkT] |= turn(dir, 180)
.[sourceT] |= dir
.[checkT] |= turn(dir, 180)
if(break_if_found[checkT.type] || break_if_found[checkT.loc.type])
return FALSE
var/static/list/cardinal_cache = list("[NORTH]"=TRUE, "[EAST]"=TRUE, "[SOUTH]"=TRUE, "[WEST]"=TRUE)
if(!cardinal_cache["[dir]"] || checkT.blocks_air || !CANATMOSPASS(sourceT, checkT))
continue
found_turfs += checkT // Since checkT is connected, add it to the list to be processed
/proc/create_area(mob/creator)
// Passed into the above proc as list/break_if_found
var/static/area_or_turf_fail_types = typecacheof(list(
/turf/open/space,
/area/shuttle,
))
// Ignore these areas and dont let people expand them. They can expand into them though
var/static/blacklisted_areas = typecacheof(list(
/area/space,
))
if(creator)
if(creator.create_area_cooldown >= world.time)
to_chat(creator, "<span class='warning'>You're trying to create a new area a little too fast.</span>")
return
creator.create_area_cooldown = world.time + 10
var/list/turfs = detect_room(get_turf(creator), area_or_turf_fail_types)
if(!turfs)
to_chat(creator, "<span class='warning'>The new area must be completely airtight and not a part of a shuttle.</span>")
return
if(turfs.len > BP_MAX_ROOM_SIZE)
to_chat(creator, "<span class='warning'>The room you're in is too big. It is [((turfs.len / BP_MAX_ROOM_SIZE)-1)*100]% larger than allowed.</span>")
return
var/list/areas = list("New Area" = /area)
for(var/i in 1 to turfs.len)
var/area/place = get_area(turfs[i])
if(blacklisted_areas[place.type])
continue
if(!place.requires_power || place.noteleport || place.hidden)
continue // No expanding powerless rooms etc
areas[place.name] = place
var/area_choice = input(creator, "Choose an area to expand or make a new area.", "Area Expansion") as null|anything in areas
area_choice = areas[area_choice]
if(!area_choice)
to_chat(creator, "<span class='warning'>No choice selected. The area remains undefined.</span>")
return
var/area/newA
var/area/oldA = get_area(get_turf(creator))
if(!isarea(area_choice))
var/str = stripped_input(creator,"New area name:", "Blueprint Editing", "", MAX_NAME_LEN)
if(!str || !length(str)) //cancel
return
if(length(str) > 50)
to_chat(creator, "<span class='warning'>The given name is too long. The area remains undefined.</span>")
return
newA = new area_choice
newA.setup(str)
newA.set_dynamic_lighting()
newA.has_gravity = oldA.has_gravity
else
newA = area_choice
for(var/i in 1 to turfs.len)
var/turf/thing = turfs[i]
var/area/old_area = thing.loc
newA.contents += thing
thing.change_area(old_area, newA)
newA.reg_in_areas_in_z()
var/list/firedoors = oldA.firedoors
for(var/door in firedoors)
var/obj/machinery/door/firedoor/FD = door
FD.CalculateAffectingAreas()
to_chat(creator, "<span class='notice'>You have created a new area, named [newA.name]. It is now weather proof, and constructing an APC will allow it to be powered.</span>")
return TRUE
#undef BP_MAX_ROOM_SIZE