[android] query source features

platform/android/MapboxGLAndroidSDKTestApp/src/main/AndroidManifest.xml

@@ -551,6 +551,17 @@
                 android:name="android.support.PARENT_ACTIVITY"
                 android:value=".activity.FeatureOverviewActivity"/>
         </activity>
+        <activity
+            android:name=".activity.feature.QuerySourceFeaturesActivity"
+            android:description="@string/description_query_source_features"
+            android:label="@string/activity_query_source_features">
+            <meta-data
+                android:name="@string/category"
+                android:value="@string/category_features"/>
+            <meta-data
+                android:name="android.support.PARENT_ACTIVITY"
+                android:value=".activity.FeatureOverviewActivity"/>
+        </activity>
         <activity
             android:name=".activity.annotation.AddRemoveMarkerActivity"
             android:description="@string/description_add_remove_markers"

platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/feature/QuerySourceFeaturesActivity.java

@@ -0,0 +1,116 @@
+package com.mapbox.mapboxsdk.testapp.activity.feature;
+
+import android.os.Bundle;
+import android.support.annotation.NonNull;
+import android.support.v7.app.AppCompatActivity;
+import android.widget.Toast;
+
+import com.google.gson.JsonObject;
+import com.mapbox.mapboxsdk.geometry.LatLng;
+import com.mapbox.mapboxsdk.maps.MapView;
+import com.mapbox.mapboxsdk.maps.MapboxMap;
+import com.mapbox.mapboxsdk.maps.OnMapReadyCallback;
+import com.mapbox.mapboxsdk.style.layers.CircleLayer;
+import com.mapbox.mapboxsdk.style.layers.Filter;
+import com.mapbox.mapboxsdk.style.sources.GeoJsonSource;
+import com.mapbox.mapboxsdk.testapp.R;
+import com.mapbox.services.commons.geojson.Feature;
+import com.mapbox.services.commons.geojson.FeatureCollection;
+import com.mapbox.services.commons.geojson.Point;
+
+import java.util.List;
+
+/**
+ * Test activity showcasing using the query source features API to query feature counts
+ */
+public class QuerySourceFeaturesActivity extends AppCompatActivity {
+
+  public MapView mapView;
+  private MapboxMap mapboxMap;
+
+  @Override
+  protected void onCreate(Bundle savedInstanceState) {
+    super.onCreate(savedInstanceState);
+    setContentView(R.layout.activity_query_source_features);
+
+    final float density = getResources().getDisplayMetrics().density;
+
+    // Initialize map as normal
+    mapView = (MapView) findViewById(R.id.mapView);
+    mapView.onCreate(savedInstanceState);
+    mapView.getMapAsync(new OnMapReadyCallback() {
+      @Override
+      public void onMapReady(final MapboxMap mapboxMap) {
+        QuerySourceFeaturesActivity.this.mapboxMap = mapboxMap;
+
+        JsonObject properties = new JsonObject();
+        properties.addProperty("key1", "value1");
+        final GeoJsonSource source = new GeoJsonSource("test-source",
+          FeatureCollection.fromFeatures(new Feature[] {
+            Feature.fromGeometry(Point.fromCoordinates(new double[] {0, 0}), properties)
+          }));
+        mapboxMap.addSource(source);
+
+        mapboxMap.addLayer(new CircleLayer("test-layer", source.getId()).withFilter(Filter.neq("key1", "value1")));
+
+        // Add a click listener
+        mapboxMap.setOnMapClickListener(new MapboxMap.OnMapClickListener() {
+          @Override
+          public void onMapClick(@NonNull LatLng point) {
+            // Query
+            List<Feature> features = source.querySourceFeatures(Filter.eq("key1", "value1"));
+            Toast.makeText(QuerySourceFeaturesActivity.this, String.format("Found %s features",
+              features.size()), Toast.LENGTH_SHORT).show();
+          }
+        });
+      }
+    });
+
+  }
+
+  public MapboxMap getMapboxMap() {
+    return mapboxMap;
+  }
+
+  @Override
+  protected void onStart() {
+    super.onStart();
+    mapView.onStart();
+  }
+
+  @Override
+  protected void onResume() {
+    super.onResume();
+    mapView.onResume();
+  }
+
+  @Override
+  protected void onPause() {
+    super.onPause();
+    mapView.onPause();
+  }
+
+  @Override
+  protected void onStop() {
+    super.onStop();
+    mapView.onStop();
+  }
+
+  @Override
+  protected void onSaveInstanceState(Bundle outState) {
+    super.onSaveInstanceState(outState);
+    mapView.onSaveInstanceState(outState);
+  }
+
+  @Override
+  protected void onDestroy() {
+    super.onDestroy();
+    mapView.onDestroy();
+  }
+
+  @Override
+  public void onLowMemory() {
+    super.onLowMemory();
+    mapView.onLowMemory();
+  }
+}

platform/android/MapboxGLAndroidSDKTestApp/src/main/res/layout/activity_query_source_features.xml

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <com.mapbox.mapboxsdk.maps.MapView
+        android:id="@+id/mapView"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        app:mapbox_cameraTargetLat="0"
+        app:mapbox_cameraTargetLng="0"
+        app:mapbox_cameraZoom="16"/>
+
+</RelativeLayout>

platform/android/MapboxGLAndroidSDKTestApp/src/main/res/values/strings.xml

@@ -47,6 +47,7 @@
     <string name="activity_query_rendered_features_box_count">Count features in box</string>
     <string name="activity_query_rendered_features_box_symbol_count">Count symbols in box</string>
     <string name="activity_query_rendered_features_box_highlight">Highlight features in box</string>
+    <string name="activity_query_source_features">Query source features</string>
     <string name="activity_symbol_layer">Symbols</string>
     <string name="activity_add_sprite">Add Custom Sprite</string>
     <string name="activity_navigation_drawer">Android SDK View integration</string>
@@ -99,6 +100,7 @@
     <string name="description_query_rendered_features_box_count">Count all rendered features in box</string>
     <string name="description_query_rendered_features_box_symbol_count">Count all rendered symbols in box</string>
     <string name="description_query_rendered_features_box_highlight">Hightligh buildings in box</string>
+    <string name="description_query_source_features">Query source for features</string>
     <string name="description_simple_map">Shows a simple map</string>
     <string name="description_add_remove_markers">Based on zoom level</string>
     <string name="description_style_file">Use a local file as the style</string>