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119 lines
3.6 KiB
Python
119 lines
3.6 KiB
Python
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.platforms.android import activity
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from plyer.facades import SpatialOrientation
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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 AccelerometerSensorListener(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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self.SensorManager = cast(
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'android.hardware.SensorManager',
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activity.getSystemService(Context.SENSOR_SERVICE)
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)
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self.sensor = self.SensorManager.getDefaultSensor(
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Sensor.TYPE_ACCELEROMETER
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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, 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 MagnetometerSensorListener(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_MAGNETIC_FIELD)
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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, 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 AndroidSpOrientation(SpatialOrientation):
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def __init__(self):
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self.state = False
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def _get_orientation(self):
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if self.state:
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rotation = [0] * 9
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inclination = [0] * 9
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gravity = []
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geomagnetic = []
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gravity = self.listener_a.values
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geomagnetic = self.listener_m.values
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if gravity[0] is not None and geomagnetic[0] is not None:
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ff_state = SensorManager.getRotationMatrix(
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rotation, inclination,
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gravity, geomagnetic
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)
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if ff_state:
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values = [0, 0, 0]
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values = SensorManager.getOrientation(
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rotation, values
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)
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return values
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def _enable_listener(self, **kwargs):
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if not self.state:
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self.listener_a = AccelerometerSensorListener()
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self.listener_m = MagnetometerSensorListener()
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self.listener_a.enable()
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self.listener_m.enable()
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self.state = True
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def _disable_listener(self, **kwargs):
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if self.state:
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self.listener_a.disable()
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self.listener_m.disable()
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self.state = False
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delattr(self, 'listener_a')
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delattr(self, 'listener_m')
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def instance():
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return AndroidSpOrientation()
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