64 lines
1.5 KiB
Python
64 lines
1.5 KiB
Python
from __future__ import absolute_import, unicode_literals
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import logging
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from mopidy.utils import validation
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logger = logging.getLogger(__name__)
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class MixerController(object):
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pykka_traversable = True
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def __init__(self, mixer):
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self._mixer = mixer
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def get_volume(self):
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"""Get the volume.
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Integer in range [0..100] or :class:`None` if unknown.
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The volume scale is linear.
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"""
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if self._mixer is not None:
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return self._mixer.get_volume().get()
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def set_volume(self, volume):
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"""Set the volume.
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The volume is defined as an integer in range [0..100].
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The volume scale is linear.
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Returns :class:`True` if call is successful, otherwise :class:`False`.
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"""
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validation.check_integer(volume, min=0, max=100)
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if self._mixer is None:
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return False
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else:
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return self._mixer.set_volume(volume).get()
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def get_mute(self):
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"""Get mute state.
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:class:`True` if muted, :class:`False` unmuted, :class:`None` if
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unknown.
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"""
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if self._mixer is not None:
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return self._mixer.get_mute().get()
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def set_mute(self, mute):
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"""Set mute state.
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:class:`True` to mute, :class:`False` to unmute.
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Returns :class:`True` if call is successful, otherwise :class:`False`.
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"""
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validation.check_boolean(mute)
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if self._mixer is None:
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return False
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else:
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return self._mixer.set_mute(bool(mute)).get()
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