set-clipping-rect

Sets the clipping region to a rectangular region.

See also set-clipping-region and get-clipping-region.

• (send a-dc set-clipping-rect x y width height) -> void
      x : real number
      y : real number
      width : non-negative real number
      height : non-negative real number

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