SelectionImage.luau

local GuiService = game:GetService("GuiService")
local TweenService = game:GetService("TweenService")
local Players = game:GetService("Players")
local PlayerGui = Players.LocalPlayer.PlayerGui

local selectionImage = Instance.new("Frame")
selectionImage.Name = "SelectionImage"
selectionImage.BackgroundTransparency = 1
selectionImage.Size = UDim2.fromScale(1, 1)

local corner = Instance.new("UICorner")
corner.Name = "Corner"
corner.Parent = selectionImage

local stroke = Instance.new("UIStroke")
stroke.Name = "Stroke"
stroke.ApplyStrokeMode = Enum.ApplyStrokeMode.Border
stroke.Color = Color3.new(1, 1, 1)
stroke.Thickness = 3
stroke.Parent = selectionImage

local gradient = Instance.new("UIGradient")
gradient.Name = "GradientChild"
gradient.Color = ColorSequence.new({
	ColorSequenceKeypoint.new(0, Color3.fromRGB(255, 255, 255)),
	ColorSequenceKeypoint.new(1, Color3.fromRGB(86, 86, 86)),
})
gradient.Parent = stroke

local tween = TweenService:Create(
	gradient,
	TweenInfo.new(1, Enum.EasingStyle.Linear, Enum.EasingDirection.InOut, -1, false, 0),
	{ Rotation = 360 }
)
tween:Play()

GuiService:GetPropertyChangedSignal("SelectedObject"):Connect(function()
	if GuiService.SelectedObject and GuiService.SelectedObject:FindFirstChildOfClass("UICorner") then
		local parentCornerRadius = GuiService.SelectedObject:FindFirstChildOfClass("UICorner").CornerRadius
		corner.CornerRadius = parentCornerRadius
	else
		corner.CornerRadius = UDim.new(0, 0)
	end
end)

PlayerGui.SelectionImageObject = selectionImage