set-rounded-rectangle

Sets the region to the interior of the specified rounded rectangle.

See also draw-rounded-rectangle in dc<%>.

• (send a-region set-rounded-rectangle x y width height radius) -> void
      x : real number
      y : real number
      width : non-negative real number
      height : non-negative real number
      radius = 20 : real number

  Restrictions on the magnitude of drawing coordinates are described with dc<%>.