def fill_existing_entries(self, component_to_edit: Component):
"""
Populate the pixel fields based on what is already stored in the NeXus file.
"""
self.reset_pixel_mapping_table()
try:
component_to_edit.get_field_value(X_PIXEL_OFFSET)
self.single_pixel_radio_button.setChecked(True)
self.update_pixel_layout_visibility(True, False)
self._fill_single_pixel_fields(component_to_edit)
return
except AttributeError:
pass
try:
component_to_edit.get_field_value(DETECTOR_NUMBER)
self.entire_shape_radio_button.setChecked(True)
self.update_pixel_layout_visibility(False, True)
self._fill_entire_shape_fields(component_to_edit)
return
except AttributeError:
pass
self.no_pixels_button.setChecked(True)
self.pixel_options_stack.setVisible(False)
def _fill_single_pixel_fields(self, component_to_edit: Component):
"""
Fill the "single pixel" fields of a component that's being edited and contains pixel information.
:param component_to_edit: The component that's being edited.
"""
# Retrieve the pixel offsets and detector number from the component
x_pixel_offset = component_to_edit.get_field_value(X_PIXEL_OFFSET)
y_pixel_offset = component_to_edit.get_field_value(Y_PIXEL_OFFSET)
detector_numbers = component_to_edit.get_field_value(
DETECTOR_NUMBER).tolist()
# Check that x offset is more than one value
if data_is_an_array_with_more_than_one_element(x_pixel_offset):
# Set the number of rows and the row height
n_rows, row_height = self._get_row_information(y_pixel_offset)
self.row_count_spin_box.setValue(n_rows)
self.row_height_spin_box.setValue(row_height)
# Set the number of columns and the column width
n_cols, col_width = self._get_column_information(x_pixel_offset)
self.column_count_spin_box.setValue(n_cols)
self.column_width_spin_box.setValue(col_width)
# Set the first ID, start counting option, and the count direction option
(
first_id,
start_counting_text,
count_along_text,
) = self._get_detector_number_information(detector_numbers)
self.first_id_spin_box.setValue(first_id)
self.start_counting_combo_box.setCurrentText(start_counting_text)
self.count_first_combo_box.setCurrentText(count_along_text)
else:
# If the pixel offset information represents a single pixel
pass