Copy salient and essential scripts and models from Plane Building Roblox

scripts/modules/DraggingModule.lua

@@ -0,0 +1,41 @@
+local module = {}
+
+local function dragger(object,callback,root)
+	local finger
+	object.InputBegan:Connect(function(input)
+		if finger then return end
+		if root then
+			local objects = game.Players.LocalPlayer.PlayerGui:GetGuiObjectsAtPosition(input.Position.X, input.Position.Y)
+			if #objects == 0 or objects[1] == nil then return end -- Roblox what the hell?
+			while not objects[1]:IsDescendantOf(root) do table.remove(objects,1) end
+			if objects[1] ~= object then return end
+		end
+		if input.UserInputType == Enum.UserInputType.Touch then finger = input end
+		if input.UserInputType == Enum.UserInputType.MouseButton1 then finger = true end
+		if not finger then return end
+		local options = callback(Vector2.new(input.Position.X,input.Position.Y))
+		local function drag(input)
+			if options.drag then options.drag(Vector2.new(input.Position.X,input.Position.Y)) end
+		end
+		drag(input)
+		local changed
+		changed = _G.Input.InputChanged:Connect(function(input)
+			if input.UserInputType == Enum.UserInputType.MouseMovement or input == finger then
+				drag(input)
+			end
+		end)
+		local ended
+		ended = _G.Input.InputEnded:Connect(function(input)
+			if input.UserInputType == Enum.UserInputType.MouseButton1 or input == finger then
+				drag(input)
+				if options.ended then options.ended(Vector2.new(input.Position.X,input.Position.Y)) end
+				changed:Disconnect()
+				ended:Disconnect()
+				finger = nil
+			end
+		end)
+	end)
+end
+
+
+return {dragger = dragger}