/* * Copyright (C) 2014 The Android Open Source Project * * 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.example.google.maplist; import android.content.Intent; import android.os.Bundle; import android.support.v4.app.NavUtils; import android.support.v4.app.TaskStackBuilder; import android.support.v7.app.ActionBarActivity; import android.view.MenuItem; import com.google.android.gms.maps.CameraUpdate; import com.google.android.gms.maps.CameraUpdateFactory; import com.google.android.gms.maps.GoogleMap; import com.google.android.gms.maps.OnMapReadyCallback; import com.google.android.gms.maps.SupportMapFragment; import com.google.android.gms.maps.model.LatLng; import com.google.android.gms.maps.model.MarkerOptions; public class MapActivity extends ActionBarActivity implements OnMapReadyCallback { public static final String EXTRA_LATITUDE = "lat"; public static final String EXTRA_LONGITUDE = "lng"; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_map); getSupportActionBar().setDisplayHomeAsUpEnabled(true); SupportMapFragment mapFragment = (SupportMapFragment) getSupportFragmentManager().findFragmentById(R.id.map); mapFragment.getMapAsync(this); } @Override protected void onResume() { super.onResume(); } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case android.R.id.home: Intent upIntent = NavUtils.getParentActivityIntent(this); if (NavUtils.shouldUpRecreateTask(this, upIntent)) { TaskStackBuilder.create(this) .addNextIntentWithParentStack(upIntent) .startActivities(); } else { NavUtils.navigateUpTo(this, upIntent); } return true; } return super.onOptionsItemSelected(item); } public void onMapReady(GoogleMap map) { double lat = getIntent().getDoubleExtra(EXTRA_LATITUDE, 0); double lng = getIntent().getDoubleExtra(EXTRA_LONGITUDE, 0); map.addMarker(new MarkerOptions().position(new LatLng(lat, lng))); LatLng coords = new LatLng(lat, lng); map.addMarker(new MarkerOptions().position(coords)); CameraUpdate cameraUpdate = CameraUpdateFactory.newLatLngZoom(coords, 10f); map.moveCamera(cameraUpdate); } }