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Code Pull Requests Actions Releases 2 Activity

AltitudeSumManager: extracted Barometer driver.

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Part of #1424.
This commit is contained in:
Dennis Guse
2023-05-27 09:22:49 +02:00
parent 4906d3f942
commit 6c852091ce
3 changed files with 99 additions and 65 deletions
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src/main/java/de/dennisguse/opentracks/sensors/AltitudeSumManager.java
+17 -56
View File
@@ -1,10 +1,6 @@
package de.dennisguse.opentracks.sensors;
import android.content.Context;
import android.hardware.Sensor;
import android.hardware.SensorEvent;
import android.hardware.SensorEventListener;
import android.hardware.SensorManager;
import android.os.Handler;
import android.util.Log;
@@ -12,19 +8,18 @@ import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.annotation.VisibleForTesting;
import java.util.concurrent.TimeUnit;
import de.dennisguse.opentracks.data.models.AtmosphericPressure;
import de.dennisguse.opentracks.data.models.TrackPoint;
import de.dennisguse.opentracks.sensors.driver.BarometerInternal;
/**
* Estimates the altitude gain and altitude loss using the device's pressure sensor (i.e., barometer).
*/
public class AltitudeSumManager implements SensorConnector, SensorEventListener {
public class AltitudeSumManager implements SensorConnector {
private static final String TAG = AltitudeSumManager.class.getSimpleName();
private boolean isConnected = false;
private final BarometerInternal driver;
private AtmosphericPressure lastAcceptedSensorValue;
@@ -33,16 +28,17 @@ public class AltitudeSumManager implements SensorConnector, SensorEventListener
private Float altitudeGain_m;
private Float altitudeLoss_m;
public void start(Context context, Handler handler) {
SensorManager sensorManager = (SensorManager) context.getSystemService(Context.SENSOR_SERVICE);
public AltitudeSumManager() {
driver = new BarometerInternal();
}
Sensor pressureSensor = sensorManager.getDefaultSensor(Sensor.TYPE_PRESSURE);
if (pressureSensor == null) {
Log.w(TAG, "No pressure sensor available.");
isConnected = false;
} else {
isConnected = sensorManager.registerListener(this, pressureSensor, (int) TimeUnit.SECONDS.toMicros(5), handler);
}
@VisibleForTesting
public AltitudeSumManager(BarometerInternal mock) {
this.driver = mock;
}
public void start(Context context, Handler handler) {
driver.connect(context, handler, this);
lastAcceptedSensorValue = null;
reset();
@@ -51,18 +47,10 @@ public class AltitudeSumManager implements SensorConnector, SensorEventListener
public void stop(Context context) {
Log.d(TAG, "Stop");
SensorManager sensorManager = (SensorManager) context.getSystemService(Context.SENSOR_SERVICE);
sensorManager.unregisterListener(this);
isConnected = false;
driver.disconnect(context);
reset();
}
@VisibleForTesting
public void setConnected(boolean isConnected) {
this.isConnected = isConnected;
}
public void fill(@NonNull TrackPoint trackPoint) {
trackPoint.setAltitudeGain(altitudeGain_m);
trackPoint.setAltitudeLoss(altitudeLoss_m);
@@ -70,7 +58,7 @@ public class AltitudeSumManager implements SensorConnector, SensorEventListener
@Nullable
public Float getAltitudeGain_m() {
return isConnected ? altitudeGain_m : null;
return driver.isConnected() ? altitudeGain_m : null;
}
@VisibleForTesting
@@ -78,21 +66,9 @@ public class AltitudeSumManager implements SensorConnector, SensorEventListener
this.altitudeGain_m = altitudeGain_m;
}
@VisibleForTesting
public void addAltitudeGain_m(float altitudeGain_m) {
this.altitudeGain_m = this.altitudeGain_m == null ? 0f : this.altitudeGain_m;
this.altitudeGain_m += altitudeGain_m;
}
@VisibleForTesting
public void addAltitudeLoss_m(Float altitudeLoss_m) {
this.altitudeLoss_m = this.altitudeLoss_m == null ? 0f : this.altitudeLoss_m;
this.altitudeLoss_m += altitudeLoss_m;
}
@Nullable
public Float getAltitudeLoss_m() {
return isConnected ? altitudeLoss_m : null;
return driver.isConnected() ? altitudeLoss_m : null;
}
@VisibleForTesting
@@ -106,22 +82,7 @@ public class AltitudeSumManager implements SensorConnector, SensorEventListener
altitudeLoss_m = null;
}
@Override
public void onAccuracyChanged(Sensor sensor, int accuracy) {
Log.w(TAG, "Sensor accuracy changes are (currently) ignored.");
}
@Override
public void onSensorChanged(SensorEvent event) {
if (!isConnected) {
Log.w(TAG, "Not connected to sensor, cannot process data.");
return;
}
onSensorValueChanged(AtmosphericPressure.ofHPA(event.values[0]));
}
@VisibleForTesting
void onSensorValueChanged(AtmosphericPressure currentSensorValue) {
public void onSensorValueChanged(AtmosphericPressure currentSensorValue) {
if (lastAcceptedSensorValue == null) {
lastAcceptedSensorValue = currentSensorValue;
lastSeenSensorValue = currentSensorValue;
src/main/java/de/dennisguse/opentracks/sensors/driver/BarometerInternal.java
+67
View File
@@ -0,0 +1,67 @@
package de.dennisguse.opentracks.sensors.driver;
import android.content.Context;
import android.hardware.Sensor;
import android.hardware.SensorEvent;
import android.hardware.SensorEventListener;
import android.hardware.SensorManager;
import android.os.Handler;
import android.util.Log;
import java.util.concurrent.TimeUnit;
import de.dennisguse.opentracks.data.models.AtmosphericPressure;
import de.dennisguse.opentracks.sensors.AltitudeSumManager;
public class BarometerInternal {
private static final String TAG = BarometerInternal.class.getSimpleName();
private static final int SAMPLING_PERIOD = (int) TimeUnit.SECONDS.toMicros(5);
private AltitudeSumManager observer;
private final SensorEventListener listener = new SensorEventListener() {
@Override
public void onSensorChanged(SensorEvent event) {
if (!isConnected()) {
Log.w(TAG, "Not connected to sensor, cannot process data.");
return;
}
observer.onSensorValueChanged(AtmosphericPressure.ofHPA(event.values[0]));
}
@Override
public void onAccuracyChanged(Sensor sensor, int accuracy) {
Log.w(TAG, "Sensor accuracy changes are (currently) ignored.");
}
};
public void connect(Context context, Handler handler, AltitudeSumManager observer) {
this.observer = observer;
SensorManager sensorManager = (SensorManager) context.getSystemService(Context.SENSOR_SERVICE);
Sensor pressureSensor = sensorManager.getDefaultSensor(Sensor.TYPE_PRESSURE);
if (pressureSensor == null) {
Log.w(TAG, "No pressure sensor available.");
this.observer = null;
return;
}
if (sensorManager.registerListener(listener, pressureSensor, SAMPLING_PERIOD, handler)) {
this.observer = observer;
return;
}
disconnect(context);
}
public void disconnect(Context context) {
SensorManager sensorManager = (SensorManager) context.getSystemService(Context.SENSOR_SERVICE);
sensorManager.unregisterListener(listener);
}
public boolean isConnected() {
return observer != null;
}
}