Code
/* Copyright 2016 Esri
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package com.esri.arcgisruntime.sample.manageoperationallayers;
import android.content.Intent;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.view.View;
import android.widget.Button;
import com.esri.arcgisruntime.geometry.Point;
import com.esri.arcgisruntime.geometry.SpatialReference;
import com.esri.arcgisruntime.layers.ArcGISMapImageLayer;
import com.esri.arcgisruntime.mapping.ArcGISMap;
import com.esri.arcgisruntime.mapping.Basemap;
import com.esri.arcgisruntime.mapping.LayerList;
import com.esri.arcgisruntime.mapping.Viewpoint;
import com.esri.arcgisruntime.mapping.view.MapView;
public class MainActivity extends AppCompatActivity {
private static LayerList mOperationalLayers;
private MapView mMapView;
/**
* returns the LayerList associated with the Map
*
* @return LayerList containing all the operational layers in the Map
*/
public static LayerList getOperationalLayerList() {
return mOperationalLayers;
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
ArcGISMapImageLayer imageLayerElevation, imagelayerCensus;
Button selectLayers;
// inflate MapView from layout
mMapView = (MapView) findViewById(R.id.mapView);
// inflate operational layer selection button from the layout
selectLayers = (Button) findViewById(R.id.operationallayer);
// create a map with the BasemapType topographic
ArcGISMap mMap = new ArcGISMap(Basemap.Type.TOPOGRAPHIC, 34.056295, -117.195800, 14);
imageLayerElevation = new ArcGISMapImageLayer(getResources().getString(R.string.imagelayer_elevation_url));
imagelayerCensus = new ArcGISMapImageLayer(getResources().getString(R.string.imagelayer_census_url));
// get the LayerList from the Map
mOperationalLayers = mMap.getOperationalLayers();
// add operational layers to the Map
mOperationalLayers.add(imageLayerElevation);
mOperationalLayers.add(imagelayerCensus);
// set the initial viewpoint on the map
mMap.setInitialViewpoint(new Viewpoint(new Point(-133e5, 45e5, SpatialReference.create(3857)), 2e7));
// set the map to be displayed in this view
mMapView.setMap(mMap);
selectLayers.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Intent intent = new Intent(MainActivity.this, OperationalLayers.class);
intent.setFlags(Intent.FLAG_ACTIVITY_REORDER_TO_FRONT);
startActivity(intent);
}
});
}
@Override
protected void onPause() {
super.onPause();
mMapView.pause();
}
@Override
protected void onResume() {
super.onResume();
mMapView.resume();
}
@Override
protected void onDestroy() {
super.onDestroy();
mMapView.dispose();
}
}