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package com.mapbox.mapboxsdk.testapp.activity.maplayout;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import com.mapbox.geojson.Feature;
import com.mapbox.geojson.FeatureCollection;
import com.mapbox.geojson.Point;
import com.mapbox.mapboxsdk.camera.CameraUpdateFactory;
import com.mapbox.mapboxsdk.geometry.LatLng;
import com.mapbox.mapboxsdk.maps.MapView;
import com.mapbox.mapboxsdk.style.expressions.Expression;
import com.mapbox.mapboxsdk.style.layers.Layer;
import com.mapbox.mapboxsdk.style.layers.PropertyFactory;
import com.mapbox.mapboxsdk.style.layers.SymbolLayer;
import com.mapbox.mapboxsdk.style.sources.GeoJsonSource;
import com.mapbox.mapboxsdk.testapp.R;
import java.util.ArrayList;
import java.util.List;
/**
* Test activity showcasing a simple MapView without any MapboxMap interaction.
*/
public class SimpleMapActivity extends AppCompatActivity {
private MapView mapView;
private boolean selected;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_map_simple);
mapView = (MapView) findViewById(R.id.mapView);
mapView.onCreate(savedInstanceState);
mapView.getMapAsync(mapboxMap -> {
List<Feature> features = new ArrayList<>();
Feature feature1 = Feature.fromGeometry(Point.fromLngLat(21.032070, 52.2401));
feature1.addBooleanProperty("selected", false);
Feature feature2 = Feature.fromGeometry(Point.fromLngLat(21.032070, 52.2402));
feature2.addBooleanProperty("selected", false);
Feature feature3 = Feature.fromGeometry(Point.fromLngLat(21.032070, 52.2403));
feature3.addBooleanProperty("selected", false);
features.add(feature1);
features.add(feature2);
features.add(feature3);
FeatureCollection featureCollection = FeatureCollection.fromFeatures(features);
GeoJsonSource source = new GeoJsonSource("source", featureCollection);
mapboxMap.addSource(source);
Layer layer = new SymbolLayer("layer", "source")
.withProperties(PropertyFactory.iconImage(
Expression.switchCase(
Expression.get("selected"), Expression.literal(""),
Expression.literal("cafe-15")
)),
PropertyFactory.iconSize(2f),
PropertyFactory.iconAllowOverlap(true));
mapboxMap.addLayer(layer);
Layer layerSelected = new SymbolLayer("layerSelected", "source")
.withProperties(PropertyFactory.iconImage(
Expression.switchCase(
Expression.get("selected"), Expression.literal("restaurant-15"),
Expression.literal("")
)),
PropertyFactory.iconSize(2f),
PropertyFactory.iconAllowOverlap(true));
mapboxMap.addLayerAbove(layerSelected, "layer"); //noting, that we are explicitly z-indexing the selected layer
mapboxMap.addOnMapClickListener(point -> {
if (selected) {
feature3.addBooleanProperty("selected", false);
} else {
feature3.addBooleanProperty("selected", true);
}
source.setGeoJson(featureCollection);
selected = !selected;
});
mapboxMap.moveCamera(CameraUpdateFactory.newLatLngZoom(
new LatLng(52.2401, 21.032070),
15.5
));
});
}
@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
public void onLowMemory() {
super.onLowMemory();
mapView.onLowMemory();
}
@Override
protected void onDestroy() {
super.onDestroy();
mapView.onDestroy();
}
@Override
protected void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
mapView.onSaveInstanceState(outState);
}
}
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