This will draw the outline of a circle to the screen.
drawCircle( x, y, diameter, isCentred = false )
Draws the outline of a circle, at the location given.
'diameter' is used for both the width and height of the circle.
/** Draws lots of circle outlines, within each other */
10.times() do |i|
drawCircle( 200, 180, 20 + 20*i, true )
drawCircle( x, y, diameter, xAlign, yAlign )
The same 'drawCircle' function, but with x and y alignment options. See the article on How Alignment Works for details.