openCom-Companion/sbapp/plyer/platforms/android/irblaster.py
2022-09-16 18:07:57 +02:00

56 lines
1.6 KiB
Python

from jnius import autoclass
from plyer.facades import IrBlaster
from plyer.platforms.android import activity, SDK_INT, ANDROID_VERSION
if SDK_INT >= 19:
Context = autoclass('android.content.Context')
ir_manager = activity.getSystemService(Context.CONSUMER_IR_SERVICE)
else:
ir_manager = None
class AndroidIrBlaster(IrBlaster):
def _exists(self):
if ir_manager and ir_manager.hasIrEmitter():
return True
return False
@property
def multiply_pulse(self):
'''Android 4.4.3+ uses microseconds instead of period counts
'''
return not (SDK_INT == 19
and int(str(ANDROID_VERSION.RELEASE).rsplit('.', 1)[-1])
< 3)
def _get_frequencies(self):
if not ir_manager:
return None
if hasattr(self, '_frequencies'):
return self._frequencies
ir_frequencies = ir_manager.getCarrierFrequencies()
if not ir_frequencies:
return []
frequencies = []
for freqrange in ir_frequencies:
freq = (freqrange.getMinFrequency(), freqrange.getMaxFrequency())
frequencies.append(freq)
self._frequencies = frequencies
return frequencies
def _transmit(self, frequency, pattern, mode):
if self.multiply_pulse and mode == 'period':
pattern = self.periods_to_microseconds(frequency, pattern)
elif not self.multiply_pulse and mode == 'microseconds':
pattern = self.microseconds_to_periods(frequency, pattern)
ir_manager.transmit(frequency, pattern)
def instance():
return AndroidIrBlaster()