@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case android.R.id.home:
onBackPressed();
return true;
case R.id.action_zoom_in:
mapboxMap.animateCamera(CameraUpdateFactory.zoomIn());
return true;
case R.id.action_zoom_out:
mapboxMap.animateCamera(CameraUpdateFactory.zoomOut());
return true;
case R.id.action_zoom_by:
mapboxMap.animateCamera(CameraUpdateFactory.zoomBy(2));
return true;
case R.id.action_zoom_to:
mapboxMap.animateCamera(CameraUpdateFactory.zoomTo(2));
return true;
case R.id.action_zoom_to_point:
View view = getWindow().getDecorView();
mapboxMap.animateCamera(
CameraUpdateFactory.zoomBy(
1, new Point(view.getMeasuredWidth() / 4, view.getMeasuredHeight() / 4)));
return true;
default:
return super.onOptionsItemSelected(item);
}
}
@Override
public void onLocationChanged(Location location) {
if (mapboxMap != null && firstRun) {
mapboxMap.moveCamera(CameraUpdateFactory.newLatLngZoom(new LatLng(location), 15));
firstRun = false;
}
}
@Override
void updateLatLng(@NonNull Location location) {
if (latLng == null) {
// first location fix
latLng = new LatLng(location);
locationUpdateTimestamp = SystemClock.elapsedRealtime();
}
// updateLatLng timestamp
long previousUpdateTimeStamp = locationUpdateTimestamp;
locationUpdateTimestamp = SystemClock.elapsedRealtime();
// calculate animation duration
long locationUpdateDuration;
if (previousUpdateTimeStamp == 0) {
locationUpdateDuration = 0;
} else {
// TODO remove 10 * hack to multiply duration to workaround easing interpolation
// (easeCamera)
locationUpdateDuration = 10 * (locationUpdateTimestamp - previousUpdateTimeStamp);
}
// calculate interpolated location
previousLocation = latLng;
latLng = new LatLng(location);
interpolatedLocation =
new LatLng(
(latLng.getLatitude() + previousLocation.getLatitude()) / 2,
(latLng.getLongitude() + previousLocation.getLongitude()) / 2);
// build new camera
CameraPosition.Builder builder = new CameraPosition.Builder().target(interpolatedLocation);
// add direction
if (myBearingTrackingMode == MyBearingTracking.GPS) {
if (location.hasBearing()) {
builder.bearing(location.getBearing());
gpsDirection = 0;
}
} else if (myBearingTrackingMode == MyBearingTracking.COMPASS) {
if (!compassListener.isPaused()) {
builder.bearing(compassListener.getCurrentDegree());
compassDirection = 0;
}
}
updateAccuracy(location);
// animate to new camera
mapboxMap.easeCamera(
CameraUpdateFactory.newCameraPosition(builder.build()),
(int) locationUpdateDuration,
null);
}
public void setMyLocationTrackingMode(@MyLocationTracking.Mode int myLocationTrackingMode) {
this.myLocationTrackingMode = myLocationTrackingMode;
MyLocationBehaviorFactory factory = new MyLocationBehaviorFactory();
myLocationBehavior = factory.getBehavioralModel(myLocationTrackingMode);
if (myLocationTrackingMode != MyLocationTracking.TRACKING_NONE && location != null) {
// center map directly if we have a location fix
myLocationBehavior.updateLatLng(location);
mapboxMap.moveCamera(CameraUpdateFactory.newLatLng(new LatLng(location)));
}
invalidate();
update();
}
private void enableLocation(boolean enabled) {
if (enabled) {
mapboxMap.setMyLocationEnabled(true);
if (mapboxMap.getMyLocation() != null) {
mapboxMap.moveCamera(
CameraUpdateFactory.newLatLngZoom(
new LatLng(
mapboxMap.getMyLocation().getLatitude(),
mapboxMap.getMyLocation().getLongitude()),
15));
}
} else {
mapboxMap.setMyLocationEnabled(false);
}
}
