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package com.mapbox.mapboxsdk.testapp.activity.snapshot;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.view.View;
import android.widget.ImageView;
import com.mapbox.mapboxsdk.camera.CameraPosition;
import com.mapbox.mapboxsdk.constants.Style;
import com.mapbox.mapboxsdk.geometry.LatLng;
import com.mapbox.mapboxsdk.geometry.LatLngBounds;
import com.mapbox.mapboxsdk.snapshotter.MapSnapshot;
import com.mapbox.mapboxsdk.snapshotter.MapSnapshotter;
import com.mapbox.mapboxsdk.testapp.R;
import java.util.Random;
/**
* Test activity showing how to use a the {@link MapSnapshotter}
*/
public class MapSnapshotterReuseActivity extends AppCompatActivity implements MapSnapshotter.SnapshotReadyCallback {
private MapSnapshotter mapSnapshotter;
private View fab;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_map_snapshotter_reuse);
fab = findViewById(R.id.fab);
fab.setVisibility(View.INVISIBLE);
fab.setOnClickListener(v -> {
fab.setVisibility(View.INVISIBLE);
mapSnapshotter.setStyleUrl(getRandomStyle());
if (random.nextInt(2) == 0) {
mapSnapshotter.setCameraPosition(getRandomCameraPosition());
} else {
mapSnapshotter.setRegion(getRandomBounds());
}
if (random.nextInt(2) == 0) {
mapSnapshotter.setSize(512, 512);
} else {
mapSnapshotter.setSize(256, 256);
}
mapSnapshotter.start(MapSnapshotterReuseActivity.this);
});
mapSnapshotter = new MapSnapshotter(
getApplicationContext(),
new MapSnapshotter.Options(512, 512)
);
mapSnapshotter.start(MapSnapshotterReuseActivity.this);
}
@Override
public void onSnapshotReady(MapSnapshot snapshot) {
fab.setVisibility(View.VISIBLE);
ImageView imageView = (ImageView) findViewById(R.id.snapshot_image);
imageView.setImageBitmap(snapshot.getBitmap());
}
private LatLngBounds getRandomBounds() {
return LatLngBounds.from(
randomInRange(-5, 5),
randomInRange(-5, 5),
randomInRange(5, 10),
randomInRange(5, 10)
);
}
private CameraPosition getRandomCameraPosition() {
return new CameraPosition.Builder()
.target(new LatLng(randomInRange(-80, 80), randomInRange(-160, 160)))
.zoom(randomInRange(2, 10))
.bearing(randomInRange(0, 90))
.build();
}
public String getRandomStyle() {
switch (random.nextInt(5)) {
case 0:
return Style.DARK;
case 1:
return Style.LIGHT;
case 2:
return Style.MAPBOX_STREETS;
case 3:
return Style.OUTDOORS;
case 4:
return Style.SATELLITE_STREETS;
default:
return Style.TRAFFIC_DAY;
}
}
private static Random random = new Random();
public static float randomInRange(float min, float max) {
return (random.nextFloat() * (max - min)) + min;
}
}
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