module HexaPDF::Content::LineJoinStyle

def self.normalize(style)

* Otherwise an error is raised.
* 2 or +:bevel+ can be used for the BEVEL_JOIN style.
* 1 or +:round+ can be used for the ROUND_JOIN style.
* 0 or +:miter+ can be used for the MITER_JOIN style.

Returns the argument normalized to a valid line join style, i.e. a NamedValue instance. 
def self.normalize(style)
  case style
  when :miter, 0 then MITER_JOIN
  when :round, 1 then ROUND_JOIN
  when :bevel, 2 then BEVEL_JOIN
  else
    raise ArgumentError, "Unknown line join style: #{style}"
  end
end