    txt = vtkTextActor()
    txt.SetInput('Hello World!')
    txtprop = txt.GetTextProperty()
    txtprop.SetFontFamilyToArial()
    txtprop.BoldOn()
    txtprop.SetFontSize(36)
--
textActor = vtk.vtkTextActor()
textActor.GetTextProperty().SetFontSize(12)
textActor.SetPosition2(10, 40)
renderer.AddActor2D(textActor)
textActor.SetInput("time = ")
textActor.GetTextProperty().SetColor(1.0, 1.0, 1.0)
--
    text = vtkTextActor()
    text.SetInput('Azimuth')
    tprop = text.GetTextProperty()
    tprop.SetFontFamilyToArial()
    tprop.ShadowOff()
    tprop.SetLineSpacing(1.0)
--
    text2 = vtkTextActor()
    text2.SetInput('Elevation')
    tprop = text2.GetTextProperty()
    tprop.SetFontFamilyToArial()
    tprop.ShadowOff()
    tprop.SetLineSpacing(1.0)
--
    text3 = vtkTextActor()
    text3.SetInput('Roll')
    tprop = text3.GetTextProperty()
    tprop.SetFontFamilyToArial()
    tprop.ShadowOff()
    tprop.SetLineSpacing(1.0)
--
    text = vtkTextActor()
    text.SetInput("Yaw")
    tprop = text.GetTextProperty()
    tprop.SetFontFamilyToArial()
    tprop.ShadowOff()
    tprop.SetLineSpacing(1.0)
--
    text2 = vtkTextActor()
    text2.SetInput("Pitch")
    tprop = text2.GetTextProperty()
    tprop.SetFontFamilyToArial()
    tprop.ShadowOff()
    tprop.SetLineSpacing(1.0)
--
    text3 = vtkTextActor()
    text3.SetInput("Roll")
    tprop = text3.GetTextProperty()
    tprop.SetFontFamilyToArial()
    tprop.ShadowOff()
    tprop.SetLineSpacing(1.0)
--
    txt = vtkTextActor()
    txt.GetTextProperty().SetFontSize(18)

    renderer = vtkRenderer()
    renderer.UseHiddenLineRemovalOn()
    renderer.AddActor(actor1)
--
    text_actor = vtkTextActor()
    text_actor.SetInput('This is a test')
    text_actor.GetTextProperty().SetColor(colors.GetColor3d('Lime'))

    # Create the text representation. Used for positioning the text_actor
    text_representation = vtkTextRepresentation()
