Files
Bubberstation/code/datums/components/orbiter.dm
Watermelon914 375a20e49b Refactors most spans into span procs (#59645)
Converts most spans into span procs. Mostly used regex for this and sorted out any compile time errors afterwards so there could be some bugs.
Was initially going to do defines, but ninja said to make it into a proc, and if there's any overhead, they can easily be changed to defines.

Makes it easier to control the formatting and prevents typos when creating spans as it'll runtime if you misspell instead of silently failing.
Reduces the code you need to write when writing spans, as you don't need to close the span as that's automatically handled by the proc.

(Note from Lemon: This should be converted to defines once we update the minimum version to 514. Didn't do it now because byond pain and such)
2021-06-14 13:03:53 -07:00

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/datum/component/orbiter
can_transfer = TRUE
dupe_mode = COMPONENT_DUPE_UNIQUE_PASSARGS
var/list/orbiter_list
var/datum/movement_detector/tracker
//radius: range to orbit at, radius of the circle formed by orbiting (in pixels)
//clockwise: whether you orbit clockwise or anti clockwise
//rotation_speed: how fast to rotate (how many ds should it take for a rotation to complete)
//rotation_segments: the resolution of the orbit circle, less = a more block circle, this can be used to produce hexagons (6 segments) triangles (3 segments), and so on, 36 is the best default.
//pre_rotation: Chooses to rotate src 90 degress towards the orbit dir (clockwise/anticlockwise), useful for things to go "head first" like ghosts
/datum/component/orbiter/Initialize(atom/movable/orbiter, radius, clockwise, rotation_speed, rotation_segments, pre_rotation)
if(!istype(orbiter) || !isatom(parent) || isarea(parent))
return COMPONENT_INCOMPATIBLE
orbiter_list = list()
begin_orbit(orbiter, radius, clockwise, rotation_speed, rotation_segments, pre_rotation)
/datum/component/orbiter/RegisterWithParent()
var/atom/target = parent
target.orbiters = src
if(ismovable(target))
tracker = new(target, CALLBACK(src, .proc/move_react))
RegisterSignal(parent, COMSIG_MOVABLE_UPDATE_GLIDE_SIZE, .proc/orbiter_glide_size_update)
/datum/component/orbiter/UnregisterFromParent()
UnregisterSignal(parent, COMSIG_MOVABLE_UPDATE_GLIDE_SIZE)
var/atom/target = parent
target.orbiters = null
QDEL_NULL(tracker)
/datum/component/orbiter/Destroy()
var/atom/master = parent
if(master.orbiters == src)
master.orbiters = null
for(var/i in orbiter_list)
end_orbit(i)
orbiter_list = null
return ..()
/datum/component/orbiter/InheritComponent(datum/component/orbiter/newcomp, original, atom/movable/orbiter, radius, clockwise, rotation_speed, rotation_segments, pre_rotation)
if(!newcomp)
begin_orbit(arglist(args.Copy(3)))
return
// The following only happens on component transfers
for(var/o in newcomp.orbiter_list)
var/atom/movable/incoming_orbiter = o
incoming_orbiter.orbiting = src
// It is important to transfer the signals so we don't get locked to the new orbiter component for all time
newcomp.UnregisterSignal(incoming_orbiter, COMSIG_MOVABLE_MOVED)
RegisterSignal(incoming_orbiter, COMSIG_MOVABLE_MOVED, .proc/orbiter_move_react)
orbiter_list += newcomp.orbiter_list
newcomp.orbiter_list = null
/datum/component/orbiter/PostTransfer()
if(!isatom(parent) || isarea(parent) || !get_turf(parent))
return COMPONENT_INCOMPATIBLE
move_react(parent)
/datum/component/orbiter/proc/begin_orbit(atom/movable/orbiter, radius, clockwise, rotation_speed, rotation_segments, pre_rotation)
if(orbiter.orbiting)
if(orbiter.orbiting == src)
orbiter.orbiting.end_orbit(orbiter, TRUE)
else
orbiter.orbiting.end_orbit(orbiter)
orbiter_list[orbiter] = TRUE
orbiter.orbiting = src
RegisterSignal(orbiter, COMSIG_MOVABLE_MOVED, .proc/orbiter_move_react)
SEND_SIGNAL(parent, COMSIG_ATOM_ORBIT_BEGIN, orbiter)
var/matrix/initial_transform = matrix(orbiter.transform)
orbiter_list[orbiter] = initial_transform
// Head first!
if(pre_rotation)
var/matrix/M = matrix(orbiter.transform)
var/pre_rot = 90
if(!clockwise)
pre_rot = -90
M.Turn(pre_rot)
orbiter.transform = M
var/matrix/shift = matrix(orbiter.transform)
shift.Translate(0, radius)
orbiter.transform = shift
orbiter.SpinAnimation(rotation_speed, -1, clockwise, rotation_segments, parallel = FALSE)
if(ismob(orbiter))
var/mob/orbiter_mob = orbiter
orbiter_mob.updating_glide_size = FALSE
if(ismovable(parent))
var/atom/movable/movable_parent = parent
orbiter.glide_size = movable_parent.glide_size
orbiter.forceMove(get_turf(parent))
to_chat(orbiter, span_notice("Now orbiting [parent]."))
/datum/component/orbiter/proc/end_orbit(atom/movable/orbiter, refreshing=FALSE)
if(!orbiter_list[orbiter])
return
UnregisterSignal(orbiter, COMSIG_MOVABLE_MOVED)
SEND_SIGNAL(parent, COMSIG_ATOM_ORBIT_STOP, orbiter)
orbiter.SpinAnimation(0, 0)
if(istype(orbiter_list[orbiter],/matrix)) //This is ugly.
orbiter.transform = orbiter_list[orbiter]
orbiter_list -= orbiter
orbiter.stop_orbit(src)
orbiter.orbiting = null
if(ismob(orbiter))
var/mob/orbiter_mob = orbiter
orbiter_mob.updating_glide_size = TRUE
orbiter_mob.glide_size = 8
if(!refreshing && !length(orbiter_list) && !QDELING(src))
qdel(src)
// This proc can receive signals by either the thing being directly orbited or anything holding it
/datum/component/orbiter/proc/move_react(atom/movable/master, atom/mover, atom/oldloc, direction)
set waitfor = FALSE // Transfer calls this directly and it doesnt care if the ghosts arent done moving
if(master.loc == oldloc)
return
var/turf/newturf = get_turf(master)
if(!newturf)
qdel(src)
var/atom/curloc = master.loc
for(var/i in orbiter_list)
var/atom/movable/thing = i
if(QDELETED(thing) || thing.loc == newturf)
continue
thing.forceMove(newturf)
if(CHECK_TICK && master.loc != curloc)
// We moved again during the checktick, cancel current operation
break
/datum/component/orbiter/proc/orbiter_move_react(atom/movable/orbiter, atom/oldloc, direction)
SIGNAL_HANDLER
if(orbiter.loc == get_turf(parent))
return
end_orbit(orbiter)
/datum/component/orbiter/proc/orbiter_glide_size_update(datum/source, target)
SIGNAL_HANDLER
for(var/orbiter in orbiter_list)
var/atom/movable/movable_orbiter = orbiter
movable_orbiter.glide_size = target
/////////////////////
/atom/movable/proc/orbit(atom/A, radius = 10, clockwise = FALSE, rotation_speed = 20, rotation_segments = 36, pre_rotation = TRUE)
if(!istype(A) || !get_turf(A) || A == src)
return
orbit_target = A
return A.AddComponent(/datum/component/orbiter, src, radius, clockwise, rotation_speed, rotation_segments, pre_rotation)
/atom/movable/proc/stop_orbit(datum/component/orbiter/orbits)
orbit_target = null
return // We're just a simple hook
/atom/proc/transfer_observers_to(atom/target)
if(!orbiters || !istype(target) || !get_turf(target) || target == src)
return
target.TakeComponent(orbiters)