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Diffstat (limited to 'navit/android/src/org/navitproject/navit/NavitVehicle.java')
-rw-r--r--navit/android/src/org/navitproject/navit/NavitVehicle.java323
1 files changed, 174 insertions, 149 deletions
diff --git a/navit/android/src/org/navitproject/navit/NavitVehicle.java b/navit/android/src/org/navitproject/navit/NavitVehicle.java
index 313502b96..200fc3eec 100644
--- a/navit/android/src/org/navitproject/navit/NavitVehicle.java
+++ b/navit/android/src/org/navitproject/navit/NavitVehicle.java
@@ -19,12 +19,11 @@
package org.navitproject.navit;
-import java.util.List;
-
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
+import android.content.pm.PackageManager;
import android.location.Criteria;
import android.location.GpsSatellite;
import android.location.GpsStatus;
@@ -32,154 +31,180 @@ import android.location.Location;
import android.location.LocationListener;
import android.location.LocationManager;
import android.os.Bundle;
+import android.support.v4.content.ContextCompat;
import android.util.Log;
+import java.util.List;
+
+
+
public class NavitVehicle {
-
- public static final String GPS_FIX_CHANGE = "android.location.GPS_FIX_CHANGE";
-
- public static Location lastLocation = null;
-
- private static LocationManager sLocationManager = null;
- private static Context context = null;
- private int vehicle_pcbid;
- private int vehicle_scbid;
- private int vehicle_fcbid;
- private String preciseProvider;
- private String fastProvider;
-
- private static NavitLocationListener preciseLocationListener = null;
- private static NavitLocationListener fastLocationListener = null;
-
- public native void VehicleCallback(int id, Location location);
- public native void VehicleCallback(int id, int satsInView, int satsUsed);
- public native void VehicleCallback(int id, int enabled);
-
- private class NavitLocationListener extends BroadcastReceiver implements GpsStatus.Listener, LocationListener {
- public boolean precise = false;
- public void onLocationChanged(Location location) {
- lastLocation = location;
- // Disable the fast provider if still active
- if (precise && fastProvider != null) {
- sLocationManager.removeUpdates(fastLocationListener);
- fastProvider = null;
- }
-
- VehicleCallback(vehicle_pcbid, location);
- VehicleCallback(vehicle_fcbid, 1);
- }
- public void onProviderDisabled(String provider){}
- public void onProviderEnabled(String provider) {}
- public void onStatusChanged(String provider, int status, Bundle extras) {}
-
- /**
- * Called when the status of the GPS changes.
- */
- public void onGpsStatusChanged (int event) {
- GpsStatus status = sLocationManager.getGpsStatus(null);
- int satsInView = 0;
- int satsUsed = 0;
- Iterable<GpsSatellite> sats = status.getSatellites();
- for (GpsSatellite sat : sats) {
- satsInView++;
- if (sat.usedInFix()) {
- satsUsed++;
- }
- }
- VehicleCallback(vehicle_scbid, satsInView, satsUsed);
- }
-
- @Override
- public void onReceive(Context context, Intent intent) {
- if (intent.getAction().equals(GPS_FIX_CHANGE)) {
- if (intent.getBooleanExtra("enabled", false))
- VehicleCallback(vehicle_fcbid, 1);
- else if (!intent.getBooleanExtra("enabled", true))
- VehicleCallback(vehicle_fcbid, 0);
- }
- }
- }
-
- /**
- * @brief Creates a new {@code NavitVehicle}
- *
- * @param context
- * @param pcbid The address of the position callback function which will be called when a location update is received
- * @param scbid The address of the status callback function which will be called when a status update is received
- * @param fcbid The address of the fix callback function which will be called when a
- * {@code android.location.GPS_FIX_CHANGE} is received, indicating a change in GPS fix status
- */
- NavitVehicle (Context context, int pcbid, int scbid, int fcbid) {
- this.context = context;
- sLocationManager = (LocationManager)context.getSystemService(Context.LOCATION_SERVICE);
- preciseLocationListener = new NavitLocationListener();
- preciseLocationListener.precise = true;
- fastLocationListener = new NavitLocationListener();
-
- /* Use 2 LocationProviders, one precise (usually GPS), and one
- not so precise, but possible faster. The fast provider is
- disabled when the precise provider gets its first fix. */
-
- // Selection criteria for the precise provider
- Criteria highCriteria = new Criteria();
- highCriteria.setAccuracy(Criteria.ACCURACY_FINE);
- highCriteria.setAltitudeRequired(true);
- highCriteria.setBearingRequired(true);
- highCriteria.setCostAllowed(true);
- highCriteria.setPowerRequirement(Criteria.POWER_HIGH);
-
- // Selection criteria for the fast provider
- Criteria lowCriteria = new Criteria();
- lowCriteria.setAccuracy(Criteria.ACCURACY_COARSE);
- lowCriteria.setAltitudeRequired(false);
- lowCriteria.setBearingRequired(false);
- lowCriteria.setCostAllowed(true);
- lowCriteria.setPowerRequirement(Criteria.POWER_HIGH);
-
- Log.e("NavitVehicle", "Providers " + sLocationManager.getAllProviders());
-
- preciseProvider = sLocationManager.getBestProvider(highCriteria, false);
- Log.e("NavitVehicle", "Precise Provider " + preciseProvider);
- fastProvider = sLocationManager.getBestProvider(lowCriteria, false);
- Log.e("NavitVehicle", "Fast Provider " + fastProvider);
- vehicle_pcbid = pcbid;
- vehicle_scbid = scbid;
- vehicle_fcbid = fcbid;
-
- context.registerReceiver(preciseLocationListener, new IntentFilter(GPS_FIX_CHANGE));
- sLocationManager.requestLocationUpdates(preciseProvider, 0, 0, preciseLocationListener);
- sLocationManager.addGpsStatusListener(preciseLocationListener);
-
- /*
- * Since Android criteria have no way to specify "fast fix", lowCriteria may return the same
- * provider as highCriteria, even if others are available. In this case, do not register two
- * listeners for the same provider but pick the fast provider manually. (Usually there will
- * only be two providers in total, which makes the choice easy.)
- */
- if (fastProvider == null || preciseProvider.compareTo(fastProvider) == 0) {
- List<String> fastProviderList = sLocationManager.getProviders(lowCriteria, false);
- fastProvider = null;
- for (String fastCandidate: fastProviderList) {
- if (preciseProvider.compareTo(fastCandidate) != 0) {
- fastProvider = fastCandidate;
- break;
- }
- }
- }
- if (fastProvider != null) {
- sLocationManager.requestLocationUpdates(fastProvider, 0, 0, fastLocationListener);
- }
- }
-
- public static void removeListener() {
- if (sLocationManager != null) {
- if (preciseLocationListener != null) {
- sLocationManager.removeUpdates(preciseLocationListener);
- sLocationManager.removeGpsStatusListener(preciseLocationListener);
- context.unregisterReceiver(preciseLocationListener);
- }
- if (fastLocationListener != null) sLocationManager.removeUpdates(fastLocationListener);
- }
-
- }
+
+ private static final String GPS_FIX_CHANGE = "android.location.GPS_FIX_CHANGE";
+
+ public static Location lastLocation = null;
+
+ private static LocationManager sLocationManager = null;
+ private static Context context = null;
+ private int vehicle_pcbid;
+ private int vehicle_scbid;
+ private int vehicle_fcbid;
+ private String preciseProvider;
+ private String fastProvider;
+
+ private static NavitLocationListener preciseLocationListener = null;
+ private static NavitLocationListener fastLocationListener = null;
+
+ public native void VehicleCallback(int id, Location location);
+
+ public native void VehicleCallback(int id, int satsInView, int satsUsed);
+
+ public native void VehicleCallback(int id, int enabled);
+
+ private class NavitLocationListener extends BroadcastReceiver implements GpsStatus.Listener, LocationListener {
+ public boolean precise = false;
+
+ public void onLocationChanged(Location location) {
+ lastLocation = location;
+ // Disable the fast provider if still active
+ if (precise && fastProvider != null) {
+ sLocationManager.removeUpdates(fastLocationListener);
+ fastProvider = null;
+ }
+
+ VehicleCallback(vehicle_pcbid, location);
+ VehicleCallback(vehicle_fcbid, 1);
+ }
+
+ public void onProviderDisabled(String provider) {}
+
+ public void onProviderEnabled(String provider) {}
+
+ public void onStatusChanged(String provider, int status, Bundle extras) {}
+
+ /**
+ * Called when the status of the GPS changes.
+ */
+ public void onGpsStatusChanged(int event) {
+ if (ContextCompat.checkSelfPermission(context, android.Manifest.permission.ACCESS_FINE_LOCATION)
+ != PackageManager.PERMISSION_GRANTED) {
+ // Permission is not granted
+ return;
+ }
+ GpsStatus status = sLocationManager.getGpsStatus(null);
+ int satsInView = 0;
+ int satsUsed = 0;
+ Iterable<GpsSatellite> sats = status.getSatellites();
+ for (GpsSatellite sat : sats) {
+ satsInView++;
+ if (sat.usedInFix()) {
+ satsUsed++;
+ }
+ }
+ VehicleCallback(vehicle_scbid, satsInView, satsUsed);
+ }
+
+ @Override
+ public void onReceive(Context context, Intent intent) {
+ if (intent.getAction().equals(GPS_FIX_CHANGE)) {
+ if (intent.getBooleanExtra("enabled", false)) {
+ VehicleCallback(vehicle_fcbid, 1);
+ } else {
+ if (!intent.getBooleanExtra("enabled", true)) {
+ VehicleCallback(vehicle_fcbid, 0);
+ }
+ }
+ }
+ }
+ }
+
+ /**
+ * @brief Creates a new {@code NavitVehicle}
+ *
+ * @param context
+ * @param pcbid The address of the position callback function called when a location update is received
+ * @param scbid The address of the status callback function called when a status update is received
+ * @param fcbid The address of the fix callback function called when a
+ * {@code android.location.GPS_FIX_CHANGE} is received, indicating a change in GPS fix status
+ */
+ NavitVehicle(Context context, int pcbid, int scbid, int fcbid) {
+ if (ContextCompat.checkSelfPermission(context, android.Manifest.permission.ACCESS_FINE_LOCATION)
+ != PackageManager.PERMISSION_GRANTED) {
+ // Permission is not granted
+ return;
+ }
+ this.context = context;
+ sLocationManager = (LocationManager)context.getSystemService(Context.LOCATION_SERVICE);
+ preciseLocationListener = new NavitLocationListener();
+ preciseLocationListener.precise = true;
+ fastLocationListener = new NavitLocationListener();
+
+ /* Use 2 LocationProviders, one precise (usually GPS), and one
+ not so precise, but possible faster. The fast provider is
+ disabled when the precise provider gets its first fix. */
+
+ // Selection criteria for the precise provider
+ Criteria highCriteria = new Criteria();
+ highCriteria.setAccuracy(Criteria.ACCURACY_FINE);
+ highCriteria.setAltitudeRequired(true);
+ highCriteria.setBearingRequired(true);
+ highCriteria.setCostAllowed(true);
+ highCriteria.setPowerRequirement(Criteria.POWER_HIGH);
+
+ // Selection criteria for the fast provider
+ Criteria lowCriteria = new Criteria();
+ lowCriteria.setAccuracy(Criteria.ACCURACY_COARSE);
+ lowCriteria.setAltitudeRequired(false);
+ lowCriteria.setBearingRequired(false);
+ lowCriteria.setCostAllowed(true);
+ lowCriteria.setPowerRequirement(Criteria.POWER_HIGH);
+
+ Log.e("NavitVehicle", "Providers " + sLocationManager.getAllProviders());
+
+ preciseProvider = sLocationManager.getBestProvider(highCriteria, false);
+ Log.e("NavitVehicle", "Precise Provider " + preciseProvider);
+ fastProvider = sLocationManager.getBestProvider(lowCriteria, false);
+ Log.e("NavitVehicle", "Fast Provider " + fastProvider);
+ vehicle_pcbid = pcbid;
+ vehicle_scbid = scbid;
+ vehicle_fcbid = fcbid;
+
+ context.registerReceiver(preciseLocationListener, new IntentFilter(GPS_FIX_CHANGE));
+ sLocationManager.requestLocationUpdates(preciseProvider, 0, 0, preciseLocationListener);
+ sLocationManager.addGpsStatusListener(preciseLocationListener);
+
+ /*
+ * Since Android criteria have no way to specify "fast fix", lowCriteria may return the same
+ * provider as highCriteria, even if others are available. In this case, do not register two
+ * listeners for the same provider but pick the fast provider manually. (Usually there will
+ * only be two providers in total, which makes the choice easy.)
+ */
+ if (fastProvider == null || preciseProvider.compareTo(fastProvider) == 0) {
+ List<String> fastProviderList = sLocationManager.getProviders(lowCriteria, false);
+ fastProvider = null;
+ for (String fastCandidate: fastProviderList) {
+ if (preciseProvider.compareTo(fastCandidate) != 0) {
+ fastProvider = fastCandidate;
+ break;
+ }
+ }
+ }
+ if (fastProvider != null) {
+ sLocationManager.requestLocationUpdates(fastProvider, 0, 0, fastLocationListener);
+ }
+ }
+
+ public static void removeListener() {
+ if (sLocationManager != null) {
+ if (preciseLocationListener != null) {
+ sLocationManager.removeUpdates(preciseLocationListener);
+ sLocationManager.removeGpsStatusListener(preciseLocationListener);
+ context.unregisterReceiver(preciseLocationListener);
+ }
+ if (fastLocationListener != null) {
+ sLocationManager.removeUpdates(fastLocationListener);
+ }
+ }
+
+ }
}
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