The closure type for an arc closed by drawing straight line segments
from the start of the arc segment to the center of the full ellipse
and from that point to the end of the arc segment.
The closure type for an arc closed by drawing straight line segments
from the start of the arc segment to the center of the full ellipse
and from that point to the end of the arc segment.
Returns the enum constant of this type with the specified name.
The string must match exactly an identifier used to declare an
enum constant in this type. (Extraneous whitespace characters are
not permitted.)
Parameters:
name - the name of the enum constant to be returned.