def initUI(self):
# Instantiate classes
self.ui = Ui_MainWindow()
self.ui.setupUi(self)
self.ui.img.mousePressEvent = self.pixelSelect
# Register actions (buttons)
self.ui.dirSearch.clicked.connect(self.browseDir)
self.ui.nxtImg.clicked.connect(self.advanceImg)
self.ui.skip.clicked.connect(self.skip)
# Data members
self.pointsToDraw = []
self.img = None
self.allImages = None
self.ix = None
self.numPoints = 0
self.pointsLeft = NP
