def get_frame_position()

in ez_wsi_dicomweb/slide_level_map.py [0:0]

• 14 lines of code
• 3 McCabe index (conditional complexity)

  def get_frame_position(self, frame_number: int) -> Tuple[int, int]:
    """Gets the coordinate of the upper-left corner of the input frame.

    Args:
      frame_number: The input frame number to get the position of.

    Returns:
      The X and Y coordinates of the upper-left corner of the input frame.

    Raises:
      FrameNumberOutofBounds if the input frame number is out of the
      range.
    """
    if (
        frame_number < self.frame_number_min
        or frame_number > self.frame_number_max
    ):
      raise ez_wsi_errors.FrameNumberOutofBoundsError(
          f'The input frame number ({frame_number}) is out of the range: '
          f'{self.frame_number_min, self.frame_number_max}'
      )
    frame_number = int(frame_number - 1)
    frames_per_row = int(math.ceil(float(self.width) / float(self.frame_width)))
    frame_x = frame_number % frames_per_row
    frame_y = int(frame_number / frames_per_row)
    return frame_x * self.frame_width, frame_y * self.frame_height