def drawTextItem(self, pos, textItem):
     device = self.nullDevice()
     if device is None:
         return
     if device.mode() != QwtNullPaintDevice.NormalMode:
         QPaintEngine.drawTextItem(pos, textItem)
         return
     device.drawTextItem(pos, textItem)
 def drawTextItem(self, pos, textItem):
     device = self.nullDevice()
     if device is None:
         return
     if device.mode() != QwtNullPaintDevice.NormalMode:
         QPaintEngine.drawTextItem(pos, textItem)
         return
     device.drawTextItem(pos, textItem)