完整成員列表，類別為 LabelMaker.Interfaces.IBarcode2D.CellRect, 包含所有繼承的成員

__init__(self, float xdim=0.0, float ydim=0.0, Optional[IRuler] ruler=None)	LabelMaker.Interfaces.IBarcode2D.CellRect
ruler	LabelMaker.Interfaces.IBarcode2D.ACellSquare
xdim	LabelMaker.Interfaces.IBarcode2D.ACellSquare
ydim	LabelMaker.Interfaces.IBarcode2D.CellRect