def showImage(self, index=0):
# no image directory yet
if self._files is None:
return
try:
proc = TiffProcessor(
self._files[index], self._regex, self.segdlg.segmentationParams(), self.cbar.checkedChannels()
)
except IndexError:
return
self.viewer.clearPolygons()
self.viewer.clearRects()
images = proc.iterQImages()
self.cbar.setImages(images, list(proc.iterprops()))
def _initialImage(self, index=0):
"""Process the first image."""
# don't know nz yet when segmentationParams is called
self.segdlg.setZSlice(0, block=True)
proc = TiffProcessor(
self._files[index], self._regex, self.segdlg.segmentationParams(), self.cbar.checkedChannels()
)
images = proc.iterQImages()
props = list(proc.iterprops())
self.cbar.addChannels(len(images))
self.cbar.setImages(images, list(proc.iterprops()))
state = self.segdlg.blockSignals(True)
self.segdlg.setRegions(self.cbar.allChannels(), props)
self.setMaxZSlice(proc.zSlices - 1)
self.segdlg.blockSignals(state)
self.slider.setRange(0, len(self._files) - 1)
self.slider.setValue(index)
self.showObjects()
