text: # Copyright (C) 2022 Boba Birds Developers
  #
  # Permission is hereby granted, free of charge, to any person obtaining a
  # copy of this software and associated documentation files (the "Software"),
  # to deal in the Software without restriction, including without limitation
  # the rights to use, copy, modify, merge, publish, distribute, sublicense,
  # and/or sell copies of the Software, and to permit persons to whom the
  # Software is furnished to do so, subject to the following conditions:
  #
  # The above copyright notice and this permission notice shall be included in
  # all copies or substantial portions of the Software.
  #
  # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  # OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  # DEALINGS IN THE SOFTWARE.
  
  import re
  
  from .base import Option
  
  DIMENSION_MATCH = re.compile(r"^(\d+)x(\d+)$")
  
  
  class DimensionOption(Option):
      def __init__(self, name: str, value: str):
          Option.__init__(self, name, value)
          if value == "original":
              self.dimensions = None
          else:
              match = re.match(DIMENSION_MATCH, value)
              if match != None:
                  width = int(match.group(1))
                  height = int(match.group(2))
                  if width > 0 and height > 0:
                      self.dimensions = (width, height)
                      return
              raise Exception("Invalid dimensions")
  
      def get_dimensions(self):
          return self.dimensions
  