def onLabeledChartRequested(self): labelNode = self.labelMapSelector.currentNode() mvNode = self._bgMultiVolumeNode mvLabels = MultiVolumeIntensityChartView.getMultiVolumeLabels(self._bgMultiVolumeNode) chartViewNode = LabeledImageChartView(labelNode=labelNode, multiVolumeNode=mvNode, multiVolumeLabels=mvLabels, baselineFrames=self.nFramesBaselineCalculation, displayPercentageChange=self.iChartingPercent.checked) chartViewNode.requestChartCreation()