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/* Copyright 2016 Esri
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package com.esri.arcgisruntime.sample.displaydevicelocation;
import java.util.ArrayList;
import android.Manifest;
import android.content.pm.PackageManager;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.Spinner;
import android.widget.Toast;
import androidx.annotation.NonNull;
import androidx.appcompat.app.AppCompatActivity;
import androidx.core.app.ActivityCompat;
import androidx.core.content.ContextCompat;
import com.esri.arcgisruntime.ArcGISRuntimeEnvironment;
import com.esri.arcgisruntime.mapping.ArcGISMap;
import com.esri.arcgisruntime.mapping.BasemapStyle;
import com.esri.arcgisruntime.mapping.view.LocationDisplay;
import com.esri.arcgisruntime.mapping.view.MapView;
import com.esri.arcgisruntime.sample.spinner.ItemData;
import com.esri.arcgisruntime.sample.spinner.SpinnerAdapter;
public class MainActivity extends AppCompatActivity {
private MapView mMapView;
private LocationDisplay mLocationDisplay;
private Spinner mSpinner;
private final int requestCode = 2;
private final String[] reqPermissions = { Manifest.permission.ACCESS_FINE_LOCATION, Manifest.permission
.ACCESS_COARSE_LOCATION };
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
// authentication with an API key or named user is required to access basemaps and other
// location services
ArcGISRuntimeEnvironment.setApiKey(BuildConfig.API_KEY);
// Get the Spinner from layout
mSpinner = findViewById(R.id.spinner);
// Get the MapView from layout and set a map with the BasemapType Imagery
mMapView = findViewById(R.id.mapView);
ArcGISMap map = new ArcGISMap(BasemapStyle.ARCGIS_IMAGERY);
mMapView.setMap(map);
// get the MapView's LocationDisplay
mLocationDisplay = mMapView.getLocationDisplay();
// Listen to changes in the status of the location data source.
mLocationDisplay.addDataSourceStatusChangedListener(dataSourceStatusChangedEvent -> {
// If LocationDisplay started OK, then continue.
if (dataSourceStatusChangedEvent.isStarted())
return;
// No error is reported, then continue.
if (dataSourceStatusChangedEvent.getError() == null)
return;
// If an error is found, handle the failure to start.
// Check permissions to see if failure may be due to lack of permissions.
boolean permissionCheck1 = ContextCompat.checkSelfPermission(this, reqPermissions[0]) ==
PackageManager.PERMISSION_GRANTED;
boolean permissionCheck2 = ContextCompat.checkSelfPermission(this, reqPermissions[1]) ==
PackageManager.PERMISSION_GRANTED;
if (!(permissionCheck1 && permissionCheck2)) {
// If permissions are not already granted, request permission from the user.
ActivityCompat.requestPermissions(this, reqPermissions, requestCode);
} else {
// Report other unknown failure types to the user - for example, location services may not
// be enabled on the device.
String message = String.format("Error in DataSourceStatusChangedListener: %s", dataSourceStatusChangedEvent
.getSource().getLocationDataSource().getError().getMessage());
Toast.makeText(this, message, Toast.LENGTH_LONG).show();
// Update UI to reflect that the location display did not actually start
mSpinner.setSelection(0, true);
}
});
// Populate the list for the Location display options for the spinner's Adapter
ArrayList<ItemData> list = new ArrayList<>();
list.add(new ItemData("Stop", R.drawable.locationdisplaydisabled));
list.add(new ItemData("On", R.drawable.locationdisplayon));
list.add(new ItemData("Re-Center", R.drawable.locationdisplayrecenter));
list.add(new ItemData("Navigation", R.drawable.locationdisplaynavigation));
list.add(new ItemData("Compass", R.drawable.locationdisplayheading));
SpinnerAdapter adapter = new SpinnerAdapter(this, R.layout.spinner_layout, R.id.txt, list);
mSpinner.setAdapter(adapter);
mSpinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
@Override
public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
switch (position) {
case 0:
// Stop Location Display
if (mLocationDisplay.isStarted())
mLocationDisplay.stop();
break;
case 1:
// Start Location Display
if (!mLocationDisplay.isStarted())
mLocationDisplay.startAsync();
break;
case 2:
// Re-Center MapView on Location
// AutoPanMode - Default: In this mode, the MapView attempts to keep the location symbol on-screen by
// re-centering the location symbol when the symbol moves outside a "wander extent". The location symbol
// may move freely within the wander extent, but as soon as the symbol exits the wander extent, the MapView
// re-centers the map on the symbol.
mLocationDisplay.setAutoPanMode(LocationDisplay.AutoPanMode.RECENTER);
if (!mLocationDisplay.isStarted())
mLocationDisplay.startAsync();
break;
case 3:
// Start Navigation Mode
// This mode is best suited for in-vehicle navigation.
mLocationDisplay.setAutoPanMode(LocationDisplay.AutoPanMode.NAVIGATION);
if (!mLocationDisplay.isStarted())
mLocationDisplay.startAsync();
break;
case 4:
// Start Compass Mode
// This mode is better suited for waypoint navigation when the user is walking.
mLocationDisplay.setAutoPanMode(LocationDisplay.AutoPanMode.COMPASS_NAVIGATION);
if (!mLocationDisplay.isStarted())
mLocationDisplay.startAsync();
break;
}
}
@Override
public void onNothingSelected(AdapterView<?> parent) {
}
});
}
@Override
public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
// If request is cancelled, the result arrays are empty.
if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
// Location permission was granted. This would have been triggered in response to failing to start the
// LocationDisplay, so try starting this again.
mLocationDisplay.startAsync();
} else {
// If permission was denied, show toast to inform user what was chosen. If LocationDisplay is started again,
// request permission UX will be shown again, option should be shown to allow never showing the UX again.
// Alternative would be to disable functionality so request is not shown again.
Toast.makeText(this, getString(R.string.location_permission_denied), Toast.LENGTH_SHORT).show();
// Update UI to reflect that the location display did not actually start
mSpinner.setSelection(0, true);
}
}
@Override
protected void onPause() {
super.onPause();
mMapView.pause();
}
@Override
protected void onResume() {
super.onResume();
mMapView.resume();
}
@Override
protected void onDestroy() {
super.onDestroy();
mMapView.dispose();
}
}
