3 Extra pict constructors

8.12

3 Extra pict constructors🔗ℹ

procedure
(envelope width
height
[ #:border-width border-width
#:color color
#:border-color border-color
#:seal-color seal-color]) → pict?
  width : real?
  height : real?
  border-width : real? = 1
  color : string? = "beige"
  border-color : string? = "medium goldenrod"
  seal-color : string? = "red"

Produces a pict of an envelope. The envelope is drawn with the given dimensions and colors.

Examples:

> (envelope 150 50)
> (envelope 150 50 #:seal-color "blue")

procedure
(grid width height step [line-width]) → pict?
  width : real?
  height : real?
  step : real?
  line-width : real? = 1

Produces a pict of a grid with the given dimensions.

Example:

> (grid 300 300 50)

procedure
(kool-aid) → pict?

Produces a drawing of a refreshing drink.

Example:

> (kool-aid)

procedure
(arc width height start-radians end-radians) → pict?
  width : real?
  height : real?
  start-radians : real?
  end-radians : real?

Produces a pict of an arc with the given dimensions. The arguments are the same as for the draw-arc method.