actor.py

   1 from libtuer import ThreadFunction, logger
   2 import RPi.GPIO as GPIO
   3
   4 class Actor:
   5         CMD_BUZZ = 0
   6         CMD_OPEN = 1
   7         CMD_CLOSE = 2
   8
   9         CMDs = {
  10                 CMD_BUZZ:  ("buzz", 12, [(True, 0.3), (False, 2.0)]),
  11                 CMD_OPEN:  ("open", 16, [(None, 0.2), (True, 0.3), (False, 1.0)]),
  12                 CMD_CLOSE: ("close", 22, [(None, 0.2), (True, 0.3), (False, 1.0)]),
  13         }
  14
  15         def __init__(self):
  16                 self.act = ThreadFunction(self._act)
  17                 for (name, pin, todo) in self.CMDs.values():
  18                         GPIO.setup(pin, GPIO.OUT)
  19
  20         def _act(self, cmd):
  21                 if cmd in self.CMDs:
  22                         (name, pin, todo) = self.CMDs[cmd]
  23                         logger.info("Actor: Running command %s" % name)
  24                         for (value, delay) in todo:
  25                                 if value is not None:
  26                                         GPIO.output(pin, value)
  27                                 time.sleep(delay)
  28                 else:
  29                         logger.error("Actor: Gut unknown command %d" % cmd)
  30
  31         def stop(self):
  32                 pass