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‎articles/azure-maps/how-to-show-traffic-android.md

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@@ -69,159 +69,159 @@ To obtain the incidents for a specific feature, you can use the code below. When
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1. First, you need to edit **res > layout > activity_main.xml**, so that it looks like the one below. You may replace the `mapcontrol_centerLat`, `mapcontrol_centerLng`, and `mapcontrol_zoom` with your desired values. Recall, the zoom level is a value between 0 and 22. At zoom level 0, the entire world fits on a single tile.
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```XML
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<?xml version="1.0" encoding="utf-8"?>
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<FrameLayout
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xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:app="http://schemas.android.com/apk/res-auto"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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>
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```XML
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<?xml version="1.0" encoding="utf-8"?>
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<FrameLayout
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xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:app="http://schemas.android.com/apk/res-auto"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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>
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<com.microsoft.azure.maps.mapcontrol.MapControl
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android:id="@+id/mapcontrol"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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app:mapcontrol_centerLat="47.6050"
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app:mapcontrol_centerLng="-122.3344"
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app:mapcontrol_zoom="12"
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/>
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</FrameLayout>
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```
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<com.microsoft.azure.maps.mapcontrol.MapControl
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android:id="@+id/mapcontrol"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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app:mapcontrol_centerLat="47.6050"
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app:mapcontrol_centerLng="-122.3344"
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app:mapcontrol_zoom="12"
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/>
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</FrameLayout>
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```
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2. Add the following code to your **MainActivity.java** file. The package is included by default, so make sure you keep your package at the top.
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```java
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package <yourpackagename>;
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import androidx.appcompat.app.AppCompatActivity;
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import android.os.Bundle;
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import android.widget.Toast;
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import com.microsoft.azure.maps.mapcontrol.AzureMaps;
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import com.microsoft.azure.maps.mapcontrol.MapControl;
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import com.mapbox.geojson.Feature;
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import com.microsoft.azure.maps.mapcontrol.events.OnFeatureClick;
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import com.microsoft.azure.maps.mapcontrol.options.TrafficFlow;
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import static com.microsoft.azure.maps.mapcontrol.options.TrafficOptions.flow;
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import static com.microsoft.azure.maps.mapcontrol.options.TrafficOptions.incidents;
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public class MainActivity extends AppCompatActivity {
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static {
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AzureMaps.setSubscriptionKey("Your Azure Maps Subscription Key");
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}
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MapControl mapControl;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_main);
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mapControl = findViewById(R.id.mapcontrol);
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mapControl.onCreate(savedInstanceState);
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//Wait until the map resources are ready.
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mapControl.getMapAsync(map -> {
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map.setTraffic(flow(TrafficFlow.RELATIVE));
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map.setTraffic(incidents(true));
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map.events.add((OnFeatureClick) (features) -> {
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if (features != null && features.size() > 0) {
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Feature incident = features.get(0);
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if (incident.properties() != null) {
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StringBuilder sb = new StringBuilder();
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String incidentType = incident.getStringProperty("incidentType");
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if (incidentType != null) {
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sb.append(incidentType);
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}
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if (sb.length() > 0) sb.append("\n");
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if ("Road Closed".equals(incidentType)) {
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sb.append(incident.getStringProperty("from"));
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} else {
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String description = incident.getStringProperty("description");
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if (description != null) {
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for (String word : description.split(" ")) {
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if (word.length() > 0) {
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sb.append(word.substring(0, 1).toUpperCase());
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if (word.length() > 1) {
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sb.append(word.substring(1));
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}
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sb.append(" ");
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}
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}
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}
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}
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String message = sb.toString();
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if (message.length() > 0) {
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Toast.makeText(this,message,Toast.LENGTH_LONG).show();
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}
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}
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}
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});
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});
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}
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@Override
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public void onResume() {
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super.onResume();
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mapControl.onResume();
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}
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@Override
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protected void onStart(){
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super.onStart();
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mapControl.onStart();
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}
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@Override
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public void onPause() {
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super.onPause();
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mapControl.onPause();
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}
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@Override
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public void onStop() {
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super.onStop();
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mapControl.onStop();
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}
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@Override
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public void onLowMemory() {
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super.onLowMemory();
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mapControl.onLowMemory();
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}
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@Override
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protected void onDestroy() {
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super.onDestroy();
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mapControl.onDestroy();
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}
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@Override
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protected void onSaveInstanceState(Bundle outState) {
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super.onSaveInstanceState(outState);
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mapControl.onSaveInstanceState(outState);
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}
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}
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```
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```java
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package <yourpackagename>;
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import androidx.appcompat.app.AppCompatActivity;
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import android.os.Bundle;
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import android.widget.Toast;
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import com.microsoft.azure.maps.mapcontrol.AzureMaps;
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import com.microsoft.azure.maps.mapcontrol.MapControl;
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import com.mapbox.geojson.Feature;
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import com.microsoft.azure.maps.mapcontrol.events.OnFeatureClick;
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import com.microsoft.azure.maps.mapcontrol.options.TrafficFlow;
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import static com.microsoft.azure.maps.mapcontrol.options.TrafficOptions.flow;
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import static com.microsoft.azure.maps.mapcontrol.options.TrafficOptions.incidents;
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public class MainActivity extends AppCompatActivity {
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static {
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AzureMaps.setSubscriptionKey("Your Azure Maps Subscription Key");
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}
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MapControl mapControl;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_main);
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mapControl = findViewById(R.id.mapcontrol);
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mapControl.onCreate(savedInstanceState);
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//Wait until the map resources are ready.
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mapControl.getMapAsync(map -> {
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map.setTraffic(flow(TrafficFlow.RELATIVE));
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map.setTraffic(incidents(true));
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map.events.add((OnFeatureClick) (features) -> {
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if (features != null && features.size() > 0) {
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Feature incident = features.get(0);
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if (incident.properties() != null) {
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StringBuilder sb = new StringBuilder();
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String incidentType = incident.getStringProperty("incidentType");
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if (incidentType != null) {
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sb.append(incidentType);
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}
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if (sb.length() > 0) sb.append("\n");
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if ("Road Closed".equals(incidentType)) {
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sb.append(incident.getStringProperty("from"));
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} else {
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String description = incident.getStringProperty("description");
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if (description != null) {
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for (String word : description.split(" ")) {
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if (word.length() > 0) {
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sb.append(word.substring(0, 1).toUpperCase());
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if (word.length() > 1) {
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sb.append(word.substring(1));
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}
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sb.append(" ");
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}
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}
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}
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}
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String message = sb.toString();
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if (message.length() > 0) {
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Toast.makeText(this,message,Toast.LENGTH_LONG).show();
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}
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}
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}
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});
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});
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}
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@Override
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public void onResume() {
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super.onResume();
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mapControl.onResume();
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}
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@Override
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protected void onStart(){
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super.onStart();
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mapControl.onStart();
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}
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@Override
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public void onPause() {
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super.onPause();
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mapControl.onPause();
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}
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@Override
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public void onStop() {
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super.onStop();
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mapControl.onStop();
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}
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@Override
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public void onLowMemory() {
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super.onLowMemory();
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mapControl.onLowMemory();
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}
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@Override
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protected void onDestroy() {
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super.onDestroy();
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mapControl.onDestroy();
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}
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@Override
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protected void onSaveInstanceState(Bundle outState) {
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super.onSaveInstanceState(outState);
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mapControl.onSaveInstanceState(outState);
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}
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}
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```
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3. Once you incorporate the above code in your application, you'll be able to click on a feature and see the details of the traffic incidents. Depending on the latitude, longitude, and the zoom level values that you used in your **activity_main.xml** file, you'll see results similar to the following image:
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<center>
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<center>
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![Incident-traffic-on-the-map](./media/how-to-show-traffic-android/android-traffic.png)
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![Incident-traffic-on-the-map](./media/how-to-show-traffic-android/android-traffic.png)
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</center>
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</center>
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## Next steps
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@@ -237,4 +237,4 @@ View the following guides to learn how to add more data to your map:
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> [Add shapes to android map](how-to-add-shapes-to-android-map.md)
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> [!div class="nextstepaction"]
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> [Display feature information](display-feature-information-android.md)
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> [Display feature information](display-feature-information-android.md)

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