Answers for "roblox see tag of object"

1

roblox tagging objects

local CollectionService = game:GetService("CollectionService")

------------------------------------------------------------------------------ 
-- In this section of the script, we define a Door class. This could be placed in
-- its own independent ModuleScript.
 
-- For more information on this class pattern, check out
-- the object-oriented programming chapter in Programming in Lua:  
-- https://www.lua.org/pil/16.html
 
local Door = {}
Door.__index = Door
Door.TAG_NAME = "Door"
Door.OPEN_TIME = 2
 
function Door.new(door)
	-- Create a table which will act as our new door object.
	local self = {}
	-- Setting the metatable allows the table to access
	-- the SetOpen, OnTouch and Cleanup methods even if we did not
	-- add all of the functions ourself - this is because the
	-- __index metamethod is set in the Door metatable.
	setmetatable(self, Door)
	
	-- Keep track of some door properties of our own
	self.door = door
	self.debounce = false
	
	-- Initialize a Touched event to call a method of the door
	self.touchConn = door.Touched:Connect(function (...)
		self:OnTouch(...)
	end)
	
	-- Initialize the state of the door
	self:SetOpen(false)
	
	-- Print a message so we know when doors are initialized
	print("Initialized door: " .. door:GetFullName())
	
	return self
end
 
function Door:SetOpen(isOpen)
	if isOpen then
		self.door.Transparency = .75
		self.door.CanCollide = false
	else
		self.door.Transparency = 0
		self.door.CanCollide = true
	end
end
 
function Door:OnTouch(part)
	if self.debounce then return end
	local human = part.Parent:FindFirstChild("Humanoid")
	if not human then return end
	self.debounce = true
	self:SetOpen(true)
	wait(Door.OPEN_TIME)
	self:SetOpen(false)
	self.debounce = false
end
 
function Door:Cleanup()
	self.touchConn:disconnect()
	self.touchConn = nil
end
 
------------------------------------------------------------------------------ 
-- In this section of the script, we want to listen for objects with the door
-- tag. When we find one, create a new Door and keep track of it. When the door
-- tag is removed, we'll find the Door we created and destroy it.
 
local doors = {}
 
local doorAddedSignal = CollectionService:GetInstanceAddedSignal(Door.TAG_NAME)
local doorRemovedSignal = CollectionService:GetInstanceRemovedSignal(Door.TAG_NAME)
 
local function onDoorAdded(door)
	if door:IsA("BasePart") then
		-- Create a new Door object and save it
		-- The door class will take over from here!
		doors[door] = Door.new(door)
	end
end
 
local function onDoorRemoved(door)
	if doors[door] then
		-- Clean up an already-existing door
		doors[door]:Cleanup()
		doors[door] = nil
	end
end
 
-- Listen for existing tags, tag additions and tag removals for the door tag 
for _,inst in pairs(CollectionService:GetTagged(Door.TAG_NAME)) do
	onDoorAdded(inst)
end
doorAddedSignal:Connect(onDoorAdded)
doorRemovedSignal:Connect(onDoorRemoved)
 COPY CODE
LIGHT THEME 
 TREMOLOSOUNDEFFECT
Posted by: Guest on May-20-2020

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