; transforms

(clear)

(transform:move 150 150)

(fill 
  (circle 0 0 150) theme:b_inv)

(transform:move 300 0)

(transform:rotate 
  (rad 90))

(fill 
  (circle 0 0 150) theme:b_high)

(transform:move 300 0)

(transform:rotate 
  (rad 90))

(fill 
  (circle 0 0 150) theme:b_med)

(transform:move 300 0)

(fill 
  (circle 0 0 150) theme:b_low)

(transform:reset)