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85 lines
2.0 KiB
Python
85 lines
2.0 KiB
Python
'''
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Android gravity
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---------------------
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'''
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from jnius import autoclass
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from jnius import cast
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from jnius import java_method
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from jnius import PythonJavaClass
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from plyer.facades import Gravity
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from plyer.platforms.android import activity
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Context = autoclass('android.content.Context')
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Sensor = autoclass('android.hardware.Sensor')
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SensorManager = autoclass('android.hardware.SensorManager')
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class GravitySensorListener(PythonJavaClass):
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__javainterfaces__ = ['android/hardware/SensorEventListener']
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def __init__(self):
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super().__init__()
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service = activity.getSystemService(Context.SENSOR_SERVICE)
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self.SensorManager = cast('android.hardware.SensorManager', service)
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self.sensor = self.SensorManager.getDefaultSensor(
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Sensor.TYPE_GRAVITY
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)
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self.values = [None, None, None]
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def enable(self):
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self.SensorManager.registerListener(
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self,
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self.sensor,
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SensorManager.SENSOR_DELAY_NORMAL
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)
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def disable(self):
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self.SensorManager.unregisterListener(self, self.sensor)
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@java_method('(Landroid/hardware/SensorEvent;)V')
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def onSensorChanged(self, event):
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self.values = event.values[:3]
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@java_method('(Landroid/hardware/Sensor;I)V')
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def onAccuracyChanged(self, sensor, accuracy):
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pass
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class AndroidGravity(Gravity):
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def __init__(self):
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super().__init__()
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self.state = False
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def _enable(self):
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if not self.state:
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self.listener = GravitySensorListener()
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self.listener.enable()
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self.state = True
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def _disable(self):
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if self.state:
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self.state = False
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self.listener.disable()
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del self.listener
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def _get_gravity(self):
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if self.state:
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return tuple(self.listener.values)
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else:
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return (None, None, None)
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def __del__(self):
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if self.state:
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self._disable()
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super().__del__()
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def instance():
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return AndroidGravity()
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