def __init__(self, image=None, fillHistogram=True): """ If *image* (ImageItem) is provided, then the control will be automatically linked to the image and changes to the control will be immediately reflected in the image's appearance. By default, the histogram is rendered with a fill. For performance, set *fillHistogram* = False. """ GraphicsWidget.__init__(self) self.lut = None self.imageItem = lambda: None # fake a dead weakref self.layout = QtWidgets.QGraphicsGridLayout() self.setLayout(self.layout) self.layout.setContentsMargins(1, 1, 1, 1) self.layout.setSpacing(0) self.vb = ViewBox(parent=self) self.vb.setMaximumWidth(152) self.vb.setMinimumWidth(45) self.vb.setMouseEnabled(x=False, y=True) self.gradient = GradientEditorItem() self.gradient.setOrientation('right') self.gradient.loadPreset('grey') self.region = LinearRegionItem([0, 1], LinearRegionItem.Horizontal) self.region.setZValue(1000) self.vb.addItem(self.region) self.axis = AxisItem('left', linkView=self.vb, maxTickLength=-10, parent=self) self.layout.addItem(self.axis, 0, 0) self.layout.addItem(self.vb, 0, 1) self.layout.addItem(self.gradient, 0, 2) self.range = None self.gradient.setFlag(self.gradient.ItemStacksBehindParent) self.vb.setFlag(self.gradient.ItemStacksBehindParent) #self.grid = GridItem() #self.vb.addItem(self.grid) self.gradient.sigGradientChanged.connect(self.gradientChanged) self.region.sigRegionChanged.connect(self.regionChanging) self.region.sigRegionChangeFinished.connect(self.regionChanged) self.vb.sigRangeChanged.connect(self.viewRangeChanged) self.plot = PlotDataItem() self.plot.rotate(90) self.fillHistogram(fillHistogram) self.vb.addItem(self.plot) self.autoHistogramRange() if image is not None: self.setImageItem(image)
def __init__(self, parent=None, name="ImageView", view=None, imageItem=None, *args): """ By default, this class creates an :class:`ImageItem <pyqtgraph.ImageItem>` to display image data and a :class:`ViewBox <pyqtgraph.ViewBox>` to contain the ImageItem. ============= ========================================================= **Arguments** parent (QWidget) Specifies the parent widget to which this ImageView will belong. If None, then the ImageView is created with no parent. name (str) The name used to register both the internal ViewBox and the PlotItem used to display ROI data. See the *name* argument to :func:`ViewBox.__init__() <pyqtgraph.ViewBox.__init__>`. view (ViewBox or PlotItem) If specified, this will be used as the display area that contains the displayed image. Any :class:`ViewBox <pyqtgraph.ViewBox>`, :class:`PlotItem <pyqtgraph.PlotItem>`, or other compatible object is acceptable. imageItem (ImageItem) If specified, this object will be used to display the image. Must be an instance of ImageItem or other compatible object. ============= ========================================================= Note: to display axis ticks inside the ImageView, instantiate it with a PlotItem instance as its view:: pg.ImageView(view=pg.PlotItem()) """ QtGui.QWidget.__init__(self, parent, *args) self.levelMax = 4096 self.levelMin = 0 self.name = name self.image = None self.axes = {} self.imageDisp = None self.ui = Ui_Form() self.ui.setupUi(self) self.scene = self.ui.graphicsView.scene() self.ignoreTimeLine = False if view is None: self.view = ViewBox() else: self.view = view self.ui.graphicsView.setCentralItem(self.view) self.view.setAspectLocked(True) self.view.invertY() if imageItem is None: self.imageItem = ImageItem() else: self.imageItem = imageItem self.view.addItem(self.imageItem) self.currentIndex = 0 self.ui.histogram.setImageItem(self.imageItem) self.menu = None self.ui.normGroup.hide() self.roi = PlotROI(10) self.roi.setZValue(20) self.view.addItem(self.roi) self.roi.hide() self.normRoi = PlotROI(10) self.normRoi.setPen('y') self.normRoi.setZValue(20) self.view.addItem(self.normRoi) self.normRoi.hide() self.roiCurve = self.ui.roiPlot.plot() self.timeLine = InfiniteLine(0, movable=True) self.timeLine.setPen((255, 255, 0, 200)) self.timeLine.setZValue(1) self.ui.roiPlot.addItem(self.timeLine) self.ui.splitter.setSizes([self.height() - 35, 35]) self.ui.roiPlot.hideAxis('left') self.keysPressed = {} self.playTimer = QtCore.QTimer() self.playRate = 0 self.lastPlayTime = 0 self.normRgn = LinearRegionItem() self.normRgn.setZValue(0) self.ui.roiPlot.addItem(self.normRgn) self.normRgn.hide() ## wrap functions from view box for fn in ['addItem', 'removeItem']: setattr(self, fn, getattr(self.view, fn)) ## wrap functions from histogram for fn in [ 'setHistogramRange', 'autoHistogramRange', 'getLookupTable', 'getLevels' ]: setattr(self, fn, getattr(self.ui.histogram, fn)) self.timeLine.sigPositionChanged.connect(self.timeLineChanged) self.ui.roiBtn.clicked.connect(self.roiClicked) self.roi.sigRegionChanged.connect(self.roiChanged) #self.ui.normBtn.toggled.connect(self.normToggled) self.ui.menuBtn.clicked.connect(self.menuClicked) self.ui.normDivideRadio.clicked.connect(self.normRadioChanged) self.ui.normSubtractRadio.clicked.connect(self.normRadioChanged) self.ui.normOffRadio.clicked.connect(self.normRadioChanged) self.ui.normROICheck.clicked.connect(self.updateNorm) self.ui.normFrameCheck.clicked.connect(self.updateNorm) self.ui.normTimeRangeCheck.clicked.connect(self.updateNorm) self.playTimer.timeout.connect(self.timeout) self.normProxy = SignalProxy(self.normRgn.sigRegionChanged, slot=self.updateNorm) self.normRoi.sigRegionChangeFinished.connect(self.updateNorm) self.ui.roiPlot.registerPlot(self.name + '_ROI') self.view.register(self.name) self.noRepeatKeys = [ QtCore.Qt.Key_Right, QtCore.Qt.Key_Left, QtCore.Qt.Key_Up, QtCore.Qt.Key_Down, QtCore.Qt.Key_PageUp, QtCore.Qt.Key_PageDown ] self.roiClicked() ## initialize roi plot to correct shape / visibility
def __init__(self, image=None, fillHistogram=False, orientation='horizontal', autoLevel=None): """ If *image* (ImageItem) is provided, then the control will be automatically linked to the image and changes to the control will be immediately reflected in the image's appearance. By default, the histogram is rendered with a fill. For performance, set *fillHistogram* = False. """ GraphicsWidget.__init__(self) self.lut = None self.imageItem = None self.first_image = True self.percentageLevel = False self.orientation = orientation self.autoLevel = autoLevel self.layout = QtWidgets.QGraphicsGridLayout() self.setLayout(self.layout) self.layout.setContentsMargins(1, 1, 1, 1) self.layout.setSpacing(0) self.vb = ViewBox() self.gradient = GradientEditorItem() self.gradient.loadPreset('grey') if orientation == 'horizontal': self.vb.setMouseEnabled(x=True, y=False) self.vb.setMaximumHeight(30) self.vb.setMinimumHeight(45) self.gradient.setOrientation('top') self.region = LogarithmRegionItem([0, 1], LinearRegionItem.Vertical) self.layout.addItem(self.vb, 1, 0) self.layout.addItem(self.gradient, 0, 0) self.gradient.setFlag(self.gradient.ItemStacksBehindParent) self.vb.setFlag(self.gradient.ItemStacksBehindParent) elif orientation == 'vertical': self.vb.setMouseEnabled(x=False, y=True) self.vb.setMaximumWidth(30) self.vb.setMinimumWidth(45) self.gradient.setOrientation('right') self.region = LogarithmRegionItem([0, 1], LinearRegionItem.Horizontal) self.layout.addItem(self.vb, 0, 0) self.layout.addItem(self.gradient, 0, 1) self.gradient.setFlag(self.gradient.ItemStacksBehindParent) self.vb.setFlag(self.gradient.ItemStacksBehindParent) self.region.setZValue(1000) self.vb.addItem(self.region) self.vb.setMenuEnabled(False) # self.grid = GridItem() # self.vb.addItem(self.grid) self.gradient.sigGradientChanged.connect(self.gradientChanged) self.region.sigRegionChanged.connect(self.regionChanging) self.region.sigRegionChangeFinished.connect(self.regionChanged) self.vb.sigRangeChanged.connect(self.viewRangeChanged) self.plot = PlotDataItem() self.vb.autoRange() self.fillHistogram(fillHistogram) self.plot.setPen(pg.mkPen(color=(50, 150, 50), size=3)) self.vb.addItem(self.plot) self.autoHistogramRange() if image is not None: self.setImageItem(image) # self.setSizePolicy(QtWidgets.QSizePolicy.Preferred, QtWidgets.QSizePolicy.Expanding) self.vb.mouseClickEvent = self.empty_function self.vb.mouseDragEvent = self.empty_function self.vb.mouseDoubleClickEvent = self.empty_function self.vb.wheelEvent = self.empty_function
def __init__(self, parent=None, name="ImageView", *args): QtGui.QWidget.__init__(self, parent, *args) self.levelMax = 4096 self.levelMin = 0 self.name = name self.image = None self.axes = {} self.imageDisp = None self.ui = Ui_Form() self.ui.setupUi(self) self.scene = self.ui.graphicsView.scene() self.ignoreTimeLine = False #if 'linux' in sys.platform.lower(): ## Stupid GL bug in linux. # self.ui.graphicsView.setViewport(QtGui.QWidget()) #self.ui.graphicsView.enableMouse(True) #self.ui.graphicsView.autoPixelRange = False #self.ui.graphicsView.setAspectLocked(True) #self.ui.graphicsView.invertY() #self.ui.graphicsView.enableMouse() self.view = ViewBox() self.ui.graphicsView.setCentralItem(self.view) self.view.setAspectLocked(True) self.view.invertY() #self.ticks = [t[0] for t in self.ui.gradientWidget.listTicks()] #self.ticks[0].colorChangeAllowed = False #self.ticks[1].colorChangeAllowed = False #self.ui.gradientWidget.allowAdd = False #self.ui.gradientWidget.setTickColor(self.ticks[1], QtGui.QColor(255,255,255)) #self.ui.gradientWidget.setOrientation('right') self.imageItem = ImageItem() self.view.addItem(self.imageItem) self.currentIndex = 0 self.ui.histogram.setImageItem(self.imageItem) self.ui.normGroup.hide() self.roi = PlotROI(10) self.roi.setZValue(20) self.view.addItem(self.roi) self.roi.hide() self.normRoi = PlotROI(10) self.normRoi.setPen(QtGui.QPen(QtGui.QColor(255, 255, 0))) self.normRoi.setZValue(20) self.view.addItem(self.normRoi) self.normRoi.hide() #self.ui.roiPlot.hide() self.roiCurve = self.ui.roiPlot.plot() self.timeLine = InfiniteLine(0, movable=True) self.timeLine.setPen(QtGui.QPen(QtGui.QColor(255, 255, 0, 200))) self.timeLine.setZValue(1) self.ui.roiPlot.addItem(self.timeLine) self.ui.splitter.setSizes([self.height() - 35, 35]) self.ui.roiPlot.hideAxis('left') self.keysPressed = {} self.playTimer = QtCore.QTimer() self.playRate = 0 self.lastPlayTime = 0 #self.normLines = [] #for i in [0,1]: #l = InfiniteLine(self.ui.roiPlot, 0) #l.setPen(QtGui.QPen(QtGui.QColor(0, 100, 200, 200))) #self.ui.roiPlot.addItem(l) #self.normLines.append(l) #l.hide() self.normRgn = LinearRegionItem() self.normRgn.setZValue(0) self.ui.roiPlot.addItem(self.normRgn) self.normRgn.hide() ## wrap functions from view box for fn in ['addItem', 'removeItem']: setattr(self, fn, getattr(self.view, fn)) ## wrap functions from histogram for fn in [ 'setHistogramRange', 'autoHistogramRange', 'getLookupTable', 'getLevels' ]: setattr(self, fn, getattr(self.ui.histogram, fn)) self.timeLine.sigPositionChanged.connect(self.timeLineChanged) #self.ui.gradientWidget.sigGradientChanged.connect(self.updateImage) self.ui.roiBtn.clicked.connect(self.roiClicked) self.roi.sigRegionChanged.connect(self.roiChanged) self.ui.normBtn.toggled.connect(self.normToggled) self.ui.normDivideRadio.clicked.connect(self.normRadioChanged) self.ui.normSubtractRadio.clicked.connect(self.normRadioChanged) self.ui.normOffRadio.clicked.connect(self.normRadioChanged) self.ui.normROICheck.clicked.connect(self.updateNorm) self.ui.normFrameCheck.clicked.connect(self.updateNorm) self.ui.normTimeRangeCheck.clicked.connect(self.updateNorm) self.playTimer.timeout.connect(self.timeout) self.normProxy = SignalProxy(self.normRgn.sigRegionChanged, slot=self.updateNorm) self.normRoi.sigRegionChangeFinished.connect(self.updateNorm) self.ui.roiPlot.registerPlot(self.name + '_ROI') self.noRepeatKeys = [ QtCore.Qt.Key_Right, QtCore.Qt.Key_Left, QtCore.Qt.Key_Up, QtCore.Qt.Key_Down, QtCore.Qt.Key_PageUp, QtCore.Qt.Key_PageDown ] self.roiClicked() ## initialize roi plot to correct shape / visibility
def __init__(self, parent=None, name=None, view=None, plotItem=None, *args): """ By default, this class creates an :class:`ImageItem <pyqtgraph.ImageItem>` to display image data and a :class:`ViewBox <pyqtgraph.ViewBox>` to contain the ImageItem. ============= ========================================================= **Arguments** parent (QWidget) Specifies the parent widget to which this ImageView will belong. If None, then the ImageView is created with no parent. name (str) The name used to register both the internal ViewBox and the PlotItem used to display ROI data. See the *name* argument to :func:`ViewBox.__init__() <pyqtgraph.ViewBox.__init__>`. view (ViewBox or PlotItem) If specified, this will be used as the display area that contains the displayed image. Any :class:`ViewBox <pyqtgraph.ViewBox>`, :class:`PlotItem <pyqtgraph.PlotItem>`, or other compatible object is acceptable. imageItem (ImageItem) If specified, this object will be used to display the image. Must be an instance of ImageItem or other compatible object. ============= ========================================================= Note: to display axis ticks inside the ImageView, instantiate it with a PlotItem instance as its view:: pg.ImageView(view=pg.PlotItem()) """ QtGui.QWidget.__init__(self, parent, *args) self.currentRowSelectedinTable = None self.markerRadius = 15 #circle radius marking single points/rois self.clicked = [] self.image_Designation = None self.levelMax = 4096 self.levelMin = 0 self.name = name self.image = None self.axes = {} self.imageDisp = None self.ui = Ui_FormPlotROI() #pyqtgraph.imageview.ImageViewTemplate_pyqt self.ui.setupUi(self) self.scene = self.ui.plotwidget.scene() if view is None: self.view = ViewBox() else: self.view = view self.ui.plotwidget.setCentralItem(self.view) if plotItem is None: self.plotItem = PlotItem() else: self.plotItem = PlotItem self.plotview = self.view.addItem(self.plotItem) self.plotItem.updatePlot(np.random.normal(size=100))
def __init__(self, parent=None, name="ImageView", view=None, imageItem=None, *args): """ By default, this class creates an :class:`ImageItem <pyqtgraph.ImageItem>` to display image data and a :class:`ViewBox <pyqtgraph.ViewBox>` to contain the ImageItem. ============= ========================================================= **Arguments** parent (QWidget) Specifies the parent widget to which this ImageView will belong. If None, then the ImageView is created with no parent. name (str) The name used to register both the internal ViewBox and the PlotItem used to display ROI data. See the *name* argument to :func:`ViewBox.__init__() <pyqtgraph.ViewBox.__init__>`. view (ViewBox or PlotItem) If specified, this will be used as the display area that contains the displayed image. Any :class:`ViewBox <pyqtgraph.ViewBox>`, :class:`PlotItem <pyqtgraph.PlotItem>`, or other compatible object is acceptable. imageItem (ImageItem) If specified, this object will be used to display the image. Must be an instance of ImageItem or other compatible object. ============= ========================================================= Note: to display axis ticks inside the ImageView, instantiate it with a PlotItem instance as its view:: pg.ImageView(view=pg.PlotItem()) """ QtGui.QWidget.__init__(self, parent, *args) self.markerRadius = 50 #circle radius marking single points/rois self.clicked = [] self.image_Designation = None self.levelMax = 4096 self.levelMin = 0 self.name = name self.image = None self.axes = {} self.imageDisp = None self.ui = Ui_Form() #pyqtgraph.imageview.ImageViewTemplate_pyqt self.ui.setupUi(self) self.scene = self.ui.graphicsView.scene() self.ignoreTimeLine = False self.ignoreZLine = False if view is None: self.view = ViewBox() else: self.view = view self.ui.graphicsView.setCentralItem(self.view) self.view.setAspectLocked(True) self.view.invertY() if imageItem is None: self.imageItem = ImageItem() else: self.imageItem = imageItem self.imageview = self.view.addItem(self.imageItem) self.currentTime = 0 self.currentLayer = 0 #layer in z axis #relay x y coordinates within image self.view.scene().sigMouseMoved.connect(self.mouseMoved) self.view.scene().sigMouseClicked.connect(self.mouseClicked) #self.view.scene().mouseReleaseEvent(self.releaseEvent) #self.view.scene().mouseReleaseEvent(self.mouseReleased) #pdb.set_trace() #generate roi list self.croi = [] #holdes x,y,z points for roi self.ccroi = [] #hold pg roi for croi self.aroi = {} #place to store all rois, each roi is passed as dictionary with each index = currentLayer self.aaroi = [] #place to store pg of arois in self.currentLayer self.button1 = 'off' self.ui.histogram.setImageItem(self.imageItem) self.menu = None self.ui.normGroup.hide() self.roi = PlotROI(10) self.roi.setZValue(20) self.view.addItem(self.roi) self.roi.hide() self.normRoi = PlotROI(10) self.normRoi.setPen('y') self.normRoi.setZValue(20) self.view.addItem(self.normRoi) self.normRoi.hide() self.roiCurve = self.ui.roiPlot.plot() self.timeLine = InfiniteLine(0, movable=True) self.timeLine.setPen((255, 255, 0, 200)) #self.timeLine.setPen((255, 255, 200, 0)) self.timeLine.setZValue(1) self.ui.roiPlot.addItem(self.timeLine) self.ui.splitter.setSizes([self.height()-35, 35]) self.ui.roiPlot.hideAxis('left') self.ui.splitter.setSizes([self.height(), 10]) self.ui.zPlot.plot() self.zLine = InfiniteLine(0, movable=True, angle = 0) #self.zLine.setBounds([0, 42]) self.zLine.setPen((255, 255, 0, 200)) self.zLine.setZValue(self.currentLayer ) self.ui.ztext.setText(str(self.currentLayer)) self.ui.zPlot.addItem(self.zLine) self.ui.zPlot.hideAxis('bottom') self.keysPressed = {} self.playTimer = QtCore.QTimer() self.playRate = 0 self.lastPlayTime = 0 self.normRgn = LinearRegionItem() self.normRgn.setZValue(0) self.ui.roiPlot.addItem(self.normRgn) self.normRgn.hide() ## wrap functions from view box for fn in ['addItem', 'removeItem']: setattr(self, fn, getattr(self.view, fn)) ## wrap functions from histogram for fn in ['setHistogramRange', 'autoHistogramRange', 'getLookupTable', 'getLevels']: setattr(self, fn, getattr(self.ui.histogram, fn)) self.timeLine.sigPositionChanged.connect(self.timeLineChanged) self.zLine.sigPositionChanged.connect(self.zLineChanged) self.ui.roiBtn.clicked.connect(self.roiClicked) self.roi.sigRegionChanged.connect(self.roiChanged) #self.ui.normBtn.toggled.connect(self.normToggled) self.ui.menuBtn.clicked.connect(self.menuClicked) self.ui.normDivideRadio.clicked.connect(self.normRadioChanged) self.ui.normSubtractRadio.clicked.connect(self.normRadioChanged) self.ui.normOffRadio.clicked.connect(self.normRadioChanged) self.ui.normROICheck.clicked.connect(self.updateNorm) self.ui.normFrameCheck.clicked.connect(self.updateNorm) self.ui.normTimeRangeCheck.clicked.connect(self.updateNorm) #radio button for navigation and roi selection self.ui.navRadio.clicked.connect(self.NavigationStatus) self.ui.radioSinglePoint.clicked.connect(self.radioSinglePoint) self.ui.radioAreaROI.clicked.connect(self.radioAreaROI) self.ui.radioPolygon.clicked.connect(self.radioPolygon) self.ui.radioEdit.clicked.connect(self.radioEdit) self.playTimer.timeout.connect(self.timeout) self.normProxy = SignalProxy(self.normRgn.sigRegionChanged, slot=self.updateNorm) self.normRoi.sigRegionChangeFinished.connect(self.updateNorm) self.ui.roiPlot.registerPlot(self.name + '_ROI') self.view.register(self.name) self.noRepeatKeys = [QtCore.Qt.Key_Right, QtCore.Qt.Key_Left, QtCore.Qt.Key_Up, QtCore.Qt.Key_Down, QtCore.Qt.Key_PageUp, QtCore.Qt.Key_PageDown] self.roiClicked() ## initialize roi plot to correct shape / visibility
def __init__(self, parent=None, name="ImageView", view=None, imageItem=None, *args): """ By default, this class creates an :class:`ImageItem <pyqtgraph.ImageItem>` to display image data and a :class:`ViewBox <pyqtgraph.ViewBox>` to contain the ImageItem. Custom items may be given instead by specifying the *view* and/or *imageItem* arguments. """ QtGui.QWidget.__init__(self, parent, *args) self.levelMax = 4096 self.levelMin = 0 self.name = name self.image = None self.axes = {} self.imageDisp = None self.ui = Ui_Form() self.ui.setupUi(self) self.scene = self.ui.graphicsView.scene() self.ignoreTimeLine = False if view is None: self.view = ViewBox() else: self.view = view self.ui.graphicsView.setCentralItem(self.view) self.view.setAspectLocked(True) self.view.invertY() if imageItem is None: self.imageItem = ImageItem() else: self.imageItem = imageItem self.view.addItem(self.imageItem) self.currentIndex = 0 self.ui.histogram.setImageItem(self.imageItem) self.ui.normGroup.hide() self.roi = PlotROI(10) self.roi.setZValue(20) self.view.addItem(self.roi) self.roi.hide() self.normRoi = PlotROI(10) self.normRoi.setPen(QtGui.QPen(QtGui.QColor(255, 255, 0))) self.normRoi.setZValue(20) self.view.addItem(self.normRoi) self.normRoi.hide() self.roiCurve = self.ui.roiPlot.plot() self.timeLine = InfiniteLine(0, movable=True) self.timeLine.setPen(QtGui.QPen(QtGui.QColor(255, 255, 0, 200))) self.timeLine.setZValue(1) self.ui.roiPlot.addItem(self.timeLine) self.ui.splitter.setSizes([self.height() - 35, 35]) self.ui.roiPlot.hideAxis('left') self.keysPressed = {} self.playTimer = QtCore.QTimer() self.playRate = 0 self.lastPlayTime = 0 self.normRgn = LinearRegionItem() self.normRgn.setZValue(0) self.ui.roiPlot.addItem(self.normRgn) self.normRgn.hide() ## wrap functions from view box for fn in ['addItem', 'removeItem']: setattr(self, fn, getattr(self.view, fn)) ## wrap functions from histogram for fn in [ 'setHistogramRange', 'autoHistogramRange', 'getLookupTable', 'getLevels' ]: setattr(self, fn, getattr(self.ui.histogram, fn)) self.timeLine.sigPositionChanged.connect(self.timeLineChanged) self.ui.roiBtn.clicked.connect(self.roiClicked) self.roi.sigRegionChanged.connect(self.roiChanged) self.ui.normBtn.toggled.connect(self.normToggled) self.ui.normDivideRadio.clicked.connect(self.normRadioChanged) self.ui.normSubtractRadio.clicked.connect(self.normRadioChanged) self.ui.normOffRadio.clicked.connect(self.normRadioChanged) self.ui.normROICheck.clicked.connect(self.updateNorm) self.ui.normFrameCheck.clicked.connect(self.updateNorm) self.ui.normTimeRangeCheck.clicked.connect(self.updateNorm) self.playTimer.timeout.connect(self.timeout) self.normProxy = SignalProxy(self.normRgn.sigRegionChanged, slot=self.updateNorm) self.normRoi.sigRegionChangeFinished.connect(self.updateNorm) self.ui.roiPlot.registerPlot(self.name + '_ROI') self.noRepeatKeys = [ QtCore.Qt.Key_Right, QtCore.Qt.Key_Left, QtCore.Qt.Key_Up, QtCore.Qt.Key_Down, QtCore.Qt.Key_PageUp, QtCore.Qt.Key_PageDown ] self.roiClicked() ## initialize roi plot to correct shape / visibility