ScaleBar_annotation__should_support_horizontal_orientation__with_exact_sizing__and_with_50%_percentage_length.blf

Plot bbox=[0, 0, 300, 150]
  CartesianFrame bbox=[0, 0, 270, 150]
  ScaleBar bbox=[35, 10, 225, 47]
  Title bbox=[0, 0, 270, 0]
  ToolbarPanel bbox=[270, 0, 30, 150]