def __init__(self, wire, preamp, left, right, visual, **ignore):
if not type(wire) == SlimWire:
raise Exception('Invalid Volume.wire object: %s' % str(wire))
if not type(preamp) == int or preamp < 0 or preamp > 255:
raise Exception('Invalid Volume.preamp value: %s' % str(preamp))
if not type(left) == int or left < 0 or left > 100:
raise Exception('Invalid Volume.left value: %s' % str(left))
if not type(right) == int or right < 0 or right > 100:
raise Exception('Invalid Volume.right value: %s' % str(right))
self.wire = wire
self.preamp = preamp
self.left = left
self.right = right
if visual:
self.meter = VolumeMeter()
self.mute(self._mute)
self.set_volume(left, right)
self.timeout = datetime.now()
class Volume:
wire = None
_mute = False
preamp = 0 # int 0-255
left = 0 # int 0-100
right = 0 # int 0-100
meter = None # VolumeMeter renderer
timeout = None # indicates how long the meter should be kept visible
def __init__(self, wire, preamp, left, right, visual, **ignore):
if not type(wire) == SlimWire:
raise Exception('Invalid Volume.wire object: %s' % str(wire))
if not type(preamp) == int or preamp < 0 or preamp > 255:
raise Exception('Invalid Volume.preamp value: %s' % str(preamp))
if not type(left) == int or left < 0 or left > 100:
raise Exception('Invalid Volume.left value: %s' % str(left))
if not type(right) == int or right < 0 or right > 100:
raise Exception('Invalid Volume.right value: %s' % str(right))
self.wire = wire
self.preamp = preamp
self.left = left
self.right = right
if visual:
self.meter = VolumeMeter()
self.mute(self._mute)
self.set_volume(left, right)
self.timeout = datetime.now()
@classmethod
def dump_defaults(cls):
return {
'preamp': 255,
'left' : 70,
'right' : 70,
'visual': True
}
def dump_settings(self):
return {
'preamp': self.preamp,
'left' : self.left,
'right' : self.right,
'visual': self.meter != None
}
# TODO: figure out why the aude command has no effect on the Classic model.
# the outputs are always enabled. is it a firmware revision issue?
def mute(self, value):
self._mute = value
aude = Aude(not value, not value) # not mute == enable
self.wire.send(aude.serialize())
if self.meter:
if value:
self.meter.curry(0)
else:
self.meter.curry(self.left)
def up(self):
self.set_volume(self.left + 1, self.right + 1)
self.timeout = datetime.now() + timedelta(milliseconds=1000)
def down(self):
self.set_volume(self.left - 1, self.right - 1)
self.timeout = datetime.now() + timedelta(milliseconds=1000)
def set_volume(self, left, right):
if left >= 0 and left <= 100:
self.left = left
if right >= 0 and right <= 100:
self.right = right
audg = Audg(True, self.preamp, self.left, self.right)
self.wire.send(audg.serialize())
if self.meter:
self.meter.curry(self.left)