def _make_image_selected(image: QImage) -> QImage:
alpha_mask = image.createAlphaMask()
alpha_mask.invertPixels()
selected_image = QImage(image)
apply_selection_overlay(selected_image, alpha_mask)
return selected_image
def setImage(self, image: QtGui.QImage):
self.viewer.setImage(image)
self.setGeometry(self.x(), self.y(), image.width(), image.height())
mask = QtGui.QPixmap.fromImage(image.createAlphaMask())
self.setMask(mask)