Android Question How to show a corner text badge on any view?

Private Sub B4XPage_Created (Root1 As B4XView)
    Root = Root1
    Root.LoadLayout("MainPage")
    Dim banner As Label
    banner.Initialize("")
    Dim bannerx As B4XView = banner
    banner.Text = "Top Secret"
    bannerx.Color = xui.color_Red
    bannerx.TextSize = 20
    bannerx.TextColor = xui.color_White
    bannerx.SetTextAlignment("CENTER", "CENTER")
    bannerx.Rotation = -45
    Dim box As B4XView = xui.CreatePanel("")
    box.SetColorAndBorder(xui.Color_Transparent, 1, xui.Color_Black, 0)
    Root.AddView(box, 200, 200, 300, 300)
    box.AddView(bannerx, -50, 35, 200, 20)
End Sub