diff options
Diffstat (limited to 'platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/maps/activity/feature/QueryRenderedFeaturesBoxCountActivity.java')
-rw-r--r-- | platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/maps/activity/feature/QueryRenderedFeaturesBoxCountActivity.java | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/maps/activity/feature/QueryRenderedFeaturesBoxCountActivity.java b/platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/maps/activity/feature/QueryRenderedFeaturesBoxCountActivity.java new file mode 100644 index 0000000000..75c5acec74 --- /dev/null +++ b/platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/maps/activity/feature/QueryRenderedFeaturesBoxCountActivity.java @@ -0,0 +1,125 @@ +package com.mapbox.mapboxsdk.maps.activity.feature; + +import android.graphics.RectF; +import android.os.Bundle; +import android.support.v7.app.AppCompatActivity; +import android.view.View; +import android.widget.Toast; + +import com.google.gson.JsonElement; +import com.mapbox.geojson.Feature; +import com.mapbox.mapboxsdk.maps.MapView; +import com.mapbox.mapboxsdk.maps.MapboxMap; +import com.mapbox.mapboxsdk.testapp.R; + +import java.util.List; +import java.util.Map; + +import timber.log.Timber; + +/** + * Test activity showcasing using the query rendered features API to count features in a rectangle. + */ +public class QueryRenderedFeaturesBoxCountActivity extends AppCompatActivity { + + public MapView mapView; + private MapboxMap mapboxMap; + + @Override + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + setContentView(R.layout.activity_query_features_box); + + final View selectionBox = findViewById(R.id.selection_box); + + // Initialize map as normal + mapView = (MapView) findViewById(R.id.mapView); + mapView.onCreate(savedInstanceState); + mapView.getMapAsync(mapboxMap -> { + QueryRenderedFeaturesBoxCountActivity.this.mapboxMap = mapboxMap; + selectionBox.setOnClickListener(view -> { + // Query + int top = selectionBox.getTop() - mapView.getTop(); + int left = selectionBox.getLeft() - mapView.getLeft(); + RectF box = new RectF(left, top, left + selectionBox.getWidth(), top + selectionBox.getHeight()); + Timber.i("Querying box %s", box); + List<Feature> features = mapboxMap.queryRenderedFeatures(box); + + // Show count + Toast.makeText( + QueryRenderedFeaturesBoxCountActivity.this, + String.format("%s features in box", features.size()), + Toast.LENGTH_SHORT).show(); + + // Debug output + debugOutput(features); + }); + }); + } + + private void debugOutput(List<Feature> features) { + Timber.i("Got %s features", features.size()); + for (Feature feature : features) { + if (feature != null) { + Timber.i("Got feature %s with %s properties and Geometry %s", + feature.id(), + feature.properties() != null ? feature.properties().entrySet().size() : "<null>", + feature.geometry() != null ? feature.geometry().getClass().getSimpleName() : "<null>" + ); + if (feature.properties() != null) { + for (Map.Entry<String, JsonElement> entry : feature.properties().entrySet()) { + Timber.i("Prop %s - %s", entry.getKey(), entry.getValue()); + } + } + } else { + Timber.i("Got 0 features"); + } + } + } + + 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(); + } +} |