Function circle

blockcode/code/turtle.js:97–97

(block)

	function forward(block){ _moveForward(Block.value(block)); }
	function back(block){ _moveForward(-Block.value(block)); }
	function circle(block){ drawCircle(Block.value(block)); }
	function _turn(degrees){ direction += deg2rad(degrees); }
	function left(block){ _turn(Block.value(block)); }
	function right(block){ _turn(-Block.value(block)); }