Where can I find Glass shower sliding door hardware in a different shape?

GENERAL SHAPE NEEDED:
APPROX 2FT AT RIGHT ANGLE FROM WALL; THEN 135 DEGREE FOR APPROX 2FT; THEN 135 FOR 5.5FT.

WANT TO HAVE 2FT SLIDING DOOR ON 5.5 FT SIDE.

WHAT DOOR/HARDWARE WILL ACCOMPLISH THIS? DO NOT WANT SWING DOOR.

u.s. aluminum crl deluxe serenity series sliding shower door system u.s. aluminum / c.r. laurence co. inc. doors