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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.layers.SymbolLayer;
import com.mapbox.mapboxsdk.style.sources.GeoJsonSource;
import com.mapbox.mapboxsdk.testapp.R;
import static com.mapbox.mapboxsdk.style.expressions.Expression.get;
import static com.mapbox.mapboxsdk.style.expressions.Expression.interpolate;
import static com.mapbox.mapboxsdk.style.expressions.Expression.linear;
import static com.mapbox.mapboxsdk.style.expressions.Expression.literal;
import static com.mapbox.mapboxsdk.style.expressions.Expression.match;
import static com.mapbox.mapboxsdk.style.expressions.Expression.stop;
import static com.mapbox.mapboxsdk.style.expressions.Expression.zoom;
import static com.mapbox.mapboxsdk.style.layers.PropertyFactory.iconAllowOverlap;
import static com.mapbox.mapboxsdk.style.layers.PropertyFactory.iconImage;
import static com.mapbox.mapboxsdk.style.layers.PropertyFactory.iconSize;
/**
* Test activity showcasing a simple MapView without any MapboxMap interaction.
*/
public class SimpleMapActivity extends AppCompatActivity {
private MapView mapView;
@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 -> {
Point point1 = Point.fromLngLat(2.176550, 41.377432);
Feature feature1 = Feature.fromGeometry(point1);
feature1.addStringProperty("type", "restaurant");
Point point2 = Point.fromLngLat(2.169974, 41.374830);
Feature feature2 = Feature.fromGeometry(point2);
feature2.addStringProperty("type", "other");
FeatureCollection featureCollection = FeatureCollection.fromFeatures(new Feature[] {feature1, feature2});
GeoJsonSource source = new GeoJsonSource("source", featureCollection);
mapboxMap.addSource(source);
SymbolLayer layer = new SymbolLayer("layer", "source");
layer.setProperties(
iconAllowOverlap(true),
iconImage(
match(
get("type"), //argument
literal("restaurant"), literal("restaurant-15"), //first case
literal("cafe"), literal("cafe-15"), //second case
literal("circle-stroked-15") //default
)
),
iconSize(
interpolate(linear(), zoom(), //At the moment, Expression.zoom() can only be used as a top property, that's why we need to duplicate some code
stop(8, match(
get("type"),
literal("other"), literal(0f),
literal(1f)
)),
stop(14, match(
get("type"),
literal("other"), literal(2f),
literal(1f)
))
)
)
);
mapboxMap.addLayer(layer);
mapboxMap.addOnMapClickListener(point -> {
if (feature1.getStringProperty("type").equals("restaurant")) {
feature1.addStringProperty("type", "cafe");
} else {
feature1.addStringProperty("type", "restaurant");
}
source.setGeoJson(featureCollection);
});
mapboxMap.moveCamera(CameraUpdateFactory.newLatLngZoom(
new LatLng((point1.latitude() + point2.latitude()) / 2, (point1.longitude() + point2.longitude()) / 2),
11
));
});
}
@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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