111 lines
2.1 KiB
Lua
111 lines
2.1 KiB
Lua
-- module name : handling rojo tree changes
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if false then if not task then _G.task = {} end end
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---@class tracker_rojo
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local module = {}
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module.__index = module
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module.scheduleDelay = 1
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function module:__emit(eventName,...)
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for _,func in ipairs(self.events[eventName]) do
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func(...)
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end
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end
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function module:__update()
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-- do updates
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self:__emit("updated")
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end
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function module:__scheduleUpdate()
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-- already timer setted
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if self.__onTimer then return end
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self.__onTimer = true
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task.delay(self.scheduleDelay,function ()
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self.__onTimer = false
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self:__update()
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end)
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end
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function module:__track(ins)
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self.connections[ins] = ins.Changed:Connect(function ()
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self:__scheduleUpdate()
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end)
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end
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function module:__drop(ins)
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local signal = self.connections[ins]
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if type(signal) == "table" then
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for _,v in pairs(signal) do
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v:Disconnect()
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end
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self.connections[ins] = nil
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elseif signal then
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signal:Disconnect()
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self.connections[ins] = nil
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end
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end
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function module:init()
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local mainConnections = {}
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self.connections[self.main] = mainConnections
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mainConnections[1] = self.main.DescendantAdded:Connect(function (ins)
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self:__track(ins)
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self:__scheduleUpdate()
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end)
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for _,ins in pairs(self.main:GetDescendants()) do
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self:__track(ins)
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end
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mainConnections[2] = self.main.DescendantRemoving:Connect(function (ins)
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self:__drop(ins)
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self:__scheduleUpdate()
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end)
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self:__track(self.main)
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mainConnections[3] = self.main.Destroying:Connect(function ()
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self:__drop(self.main)
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end)
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self:__scheduleUpdate()
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return self
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end
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function module:connect(eventName,func)
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table.insert(self.events[eventName],func)
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end
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function module:deinit()
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for i,signal in pairs(self.connections) do
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if type(signal) == "table" then
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for _,v in pairs(signal) do
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signal:Disconnect()
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end
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self.connections[i] = nil
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elseif signal then
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signal:Disconnect()
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self.connections[i] = nil
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end
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end
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end
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---@return tracker_rojo
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function module.new(ins)
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local this = {
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main = ins,
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connections = {},
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events = {
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updated = {},
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},
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__onTimer = false,
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}
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setmetatable(this,module)
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return this
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end
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return module
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