def __init__(self):
		self.distanceFeedRate = gcodec.DistanceFeedRate()
		self.extruderActive = False
		self.highestZ = None
		self.homeLines = []
		self.layerCount = settings.LayerCount()
		self.lineIndex = 0
		self.lines = None
		self.oldLocation = None
		self.shouldHome = False
		self.travelFeedRateMinute = 957.0