nl_tokens: Draws a filled or stroked circle
pl_tokens: function CircleCommand ( args ) { var parsed = new statements . ArgumentStatement ( args ) ; if ( parsed . args . length < 3 ) throw new SyntaxError ( 'CIRCLE command requires 3 arguments' ) ; this . x = parsed . args [ 0 ] ; this . y = parsed . args [ 1 ] ; this . radius = parsed . args [ 2 ] ; this . stroke = parsed . args . <mask> > 3 ? parsed . args [ 3 ] : false ; }