pictureZone(Segment2D) -- find the zone that contains the line segment

• Function: pictureZone

• Usage:

  pictureZone(l)

• Inputs:
  • l, an instance of the type Segment2D,
• Outputs:
  • a list, of the form {xmin,xmax,ymin,ymax}

i1 : pictureZone(segment(point(20,30),point(30,40)))

o1 = {20, 30, 30, 40}

o1 : List