Bluetooth: inline BluetoothUtils into Handler classes.

2023-11-05 15:13:40 +01:00
parent 4d54472c93
commit f2594371d3
13 changed files with 391 additions and 314 deletions
@@ -0,0 +1,45 @@
+package de.dennisguse.opentracks.sensors;
+
+import android.bluetooth.BluetoothGattCharacteristic;
+
+import java.util.List;
+import java.util.UUID;
+
+import de.dennisguse.opentracks.data.models.AtmosphericPressure;
+import de.dennisguse.opentracks.sensors.sensorData.SensorData;
+import de.dennisguse.opentracks.sensors.sensorData.SensorHandlerInterface;
+
+public class BluetoothHandlerBarometricPressure implements SensorHandlerInterface {
+    private static final UUID ENVIRONMENTAL_SENSING_SERVICE = new UUID(0x181A00001000L, 0x800000805f9b34fbL);
+    public static final ServiceMeasurementUUID BAROMETRIC_PRESSURE = new ServiceMeasurementUUID(
+            ENVIRONMENTAL_SENSING_SERVICE,
+            new UUID(0x2A6D00001000L, 0x800000805f9b34fbL)
+    );
+
+    @Override
+    public List<ServiceMeasurementUUID> getServices() {
+        return List.of(BAROMETRIC_PRESSURE);
+    }
+
+    @Override
+    public SensorData<?> createEmptySensorData(String address) {
+        return null; //TODO
+    }
+
+    @Override
+    public void handlePayload(SensorManager.SensorDataChangedObserver observer, ServiceMeasurementUUID serviceMeasurementUUID, String sensorName, String address, BluetoothGattCharacteristic characteristic) {
+        //TODO
+    }
+
+    public static AtmosphericPressure parseEnvironmentalSensing(BluetoothGattCharacteristic characteristic) {
+        byte[] raw = characteristic.getValue();
+
+        if (raw.length < 4) {
+            return null;
+        }
+
+        Integer pressure = characteristic.getIntValue(BluetoothGattCharacteristic.FORMAT_UINT32, 0);
+        return AtmosphericPressure.ofPA(pressure / 10f);
+    }
+
+}