outlined-circle
Categories: Image procedures
, Shape procedures
Documentation
;;; (outlined-circle diameter color [description]) -> image?
;;; diameter : nonnegative-integer?
;;; color : color?
;;; line-width : positive-integer?
;;; description : string?
;;; Create an outlined circle with the given diameter and color.
Examples
> (solid-circle 30 "blue")
> (outlined-circle 30 "red" 10)
> (outlined-circle 20 "purple" 5)
> (outlined-circle 20 "purple" 20)
Sample implementation (advanced)
(define outlined-circle
(lambda (diam color line-width)
(outlined-ellipse diam diam color line-width)))
Tests
;;; (outlined-circle diameter color [description]) -> image?
;;; diameter : nonnegative-integer?
;;; color : color?
;;; line-width : positive-integer?
;;; description : string?
;;; Create an outlined circle with the given diameter and color.
> (solid-circle 30 "blue")
> (outlined-circle 30 "red" 10)
> (outlined-circle 20 "purple" 5)
> (outlined-circle 20 "purple" 20)
(define outlined-circle
(lambda (diam color line-width)
(outlined-ellipse diam diam color line-width)))
Forthcoming
See also
circle?,
outlined-ellipse,
solid-circle
Questions
Forthcoming