我正在创建一个应用程序。我想在点击标记时显示附近餐厅的电话号码。目前显示名称和地址。所以我想显示电话号码。请帮我如何使用以下代码获取餐厅的电话号码....
public class MainActivity extends AppCompatActivity implements OnMapReadyCallback, ConnectionCallbacks, OnConnectionFailedListener, LocationListener, OnItemClickListener {
GoogleMap mMap;
SupportMapFragment mFragment;
GoogleApiClient mGoogleApiClient;
LatLng latLng;
Marker CurrentMarker, NearbyPlace, FindMarker;
LocationRequest mLocationRequest;
Location mLastLocation;
DownloadTask placesDownloadTask;
DownloadTask placeDetailsDownloadTask;
ParserTask placesParserTask;
ParserTask placeDetailsParserTask;
final int PLACES = 0;
final int PLACES_DETAILS = 1;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mFragment = (SupportMapFragment) getSupportFragmentManager().findFragmentById(R.id.map);
mFragment.getMapAsync(this);
autoCompView = (AutoCompleteTextView) findViewById(R.id.editplace);
place_autocomplete_clear_button = (ImageButton) findViewById(R.id.place_autocomplete_clear_button);
tvDistanceDuration = (TextView) findViewById(R.id.tv_distance_time);
// Adding textchange listener
autoCompView.addTextChangedListener(new TextWatcher() {
@Override
public void onTextChanged(CharSequence s, int start, int before, int count) {
// Creating a DownloadTask to download Google Places matching "s"
placesDownloadTask = new DownloadTask(PLACES);
// Getting url to the Google Places Autocomplete api
String url = getAutoCompleteUrl(s.toString());
// Start downloading Google Places
// This causes to execute doInBackground() of DownloadTask class
placesDownloadTask.execute(url);
if (!autoCompView.getText().toString().equals("")) {
lv.setVisibility(View.VISIBLE);
place_autocomplete_clear_button.setVisibility(View.VISIBLE);
} else {
lv.setVisibility(View.GONE);
place_autocomplete_clear_button.setVisibility(View.GONE);
}
}
@Override
public void beforeTextChanged(CharSequence s, int start, int count,
int after) {
// TODO Auto-generated method stub
}
@Override
public void afterTextChanged(Editable s) {
// TODO Auto-generated method stub
}
});
lv = (ListView) findViewById(R.id.list);
lv.setOnItemClickListener(this);
@Override
public void onConnectionFailed(ConnectionResult connectionResult) {
Toast.makeText(this, "onConnectionFailed", Toast.LENGTH_SHORT).show();
}
@Override
public void onMapReady(GoogleMap googleMap) {
mMap = googleMap;
mMap.getUiSettings().setMyLocationButtonEnabled(false);
mMap.getUiSettings().setMapToolbarEnabled(false);
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
if (ContextCompat.checkSelfPermission(this,
Manifest.permission.ACCESS_FINE_LOCATION)
== PackageManager.PERMISSION_GRANTED) {
buildGoogleApiClient();
mMap.setMyLocationEnabled(true);
}
} else {
buildGoogleApiClient();
mMap.setMyLocationEnabled(true);
}
}
protected synchronized void buildGoogleApiClient() {
mGoogleApiClient = new GoogleApiClient.Builder(this)
.addConnectionCallbacks(this)
.addOnConnectionFailedListener(this)
.addApi(LocationServices.API)
.build();
mGoogleApiClient.connect();
}
@Override
public void onConnected(Bundle bundle) {
Location mLastLocation = LocationServices.FusedLocationApi.getLastLocation(mGoogleApiClient);
if(mLastLocation != null){
latLng = new LatLng(mLastLocation.getLatitude(), mLastLocation.getLongitude());
MarkerOptions markerOptions = new MarkerOptions();
markerOptions.position(latLng);
markerOptions.title("You are here...");
markerOptions.icon(BitmapDescriptorFactory.fromResource(R.drawable.red_bottle));
//markerOptions.icon(BitmapDescriptorFactory.defaultMarker(BitmapDescriptorFactory.HUE_MAGENTA));
CurrentMarker = mMap.addMarker(markerOptions);
}
mLocationRequest = new LocationRequest();
mLocationRequest.setInterval(1000); //5 seconds
mLocationRequest.setFastestInterval(1000); //3 seconds
mLocationRequest.setPriority(LocationRequest.PRIORITY_BALANCED_POWER_ACCURACY);
mLocationRequest.setSmallestDisplacement(0.1F); //1/10 meter
if (ContextCompat.checkSelfPermission(this,
Manifest.permission.ACCESS_FINE_LOCATION)
== PackageManager.PERMISSION_GRANTED) {
LocationServices.FusedLocationApi.requestLocationUpdates(mGoogleApiClient, mLocationRequest, this);
}
}
@Override
public void onConnectionSuspended(int i) {
Toast.makeText(this,"onConnectionSuspended",Toast.LENGTH_SHORT).show();
}
@Override
public void onLocationChanged(Location location) {
mLastLocation = location;
if (CurrentMarker != null) {
CurrentMarker.remove();
}
Geocoder geoCoder = new Geocoder(this, Locale.getDefault());
StringBuilder builder = new StringBuilder();
try {
List<Address> address = geoCoder.getFromLocation(location.getLatitude(), location.getLongitude(), 1);
int maxLines = address.get(0).getMaxAddressLineIndex();
for (int i=0; i<maxLines; i++) {
String addressStr = address.get(0).getAddressLine(i);
builder.append(addressStr);
builder.append(" ");
}
finalAddress = builder.toString(); //This is the complete address.
//latituteField.setText(String.valueOf(lat));
// longitudeField.setText(String.valueOf(lng));
// TextView snippet = (TextView)findViewById(R.id.snippet) ;
// snippet.setText(finalAddress); //This will display the final address.
} catch (IOException e) {
// Handle IOException
} catch (NullPointerException e) {
// Handle NullPointerException
}
try {
LatLng latLng = new LatLng(location.getLatitude(), location.getLongitude());
MarkerOptions markerOption = new MarkerOptions();
markerOption.position(latLng);
markerOption.title("You are here...");
markerOption.snippet(finalAddress);
//markerOption.icon(BitmapDescriptorFactory.defaultMarker(BitmapDescriptorFactory.HUE_MAGENTA));
markerOption.icon(BitmapDescriptorFactory.fromResource(R.drawable.red_bottle));
CurrentMarker = mMap.addMarker(markerOption);
Toast.makeText(this, "Location changed", Toast.LENGTH_SHORT).show();
CameraPosition cameraPosition = new CameraPosition.Builder().target(latLng).zoom(12).build();
mMap.animateCamera(CameraUpdateFactory.newCameraPosition(cameraPosition));
mMap.moveCamera(CameraUpdateFactory.newLatLng(latLng));
mMap.animateCamera(CameraUpdateFactory.zoomTo(12));
//for search near by wine shop..
loadNearByPlaces(location.getLatitude(), location.getLongitude());
if (mGoogleApiClient != null) {
LocationServices.FusedLocationApi.removeLocationUpdates(mGoogleApiClient, this);
}
}catch (Exception e){
}
}
// nearby place search..
private void loadNearByPlaces(double latitude, double longitude) {
String type = "restaurant";
StringBuilder googlePlacesUrl =
new StringBuilder("https://maps.googleapis.com/maps/api/place/nearbysearch/json?");
googlePlacesUrl.append("location=").append(latitude).append(",").append(longitude);
googlePlacesUrl.append("&radius=").append(PROXIMITY_RADIUS);
googlePlacesUrl.append("&types=").append(type);
googlePlacesUrl.append("&sensor=true");
googlePlacesUrl.append("&key=" + GOOGLE_BROWSER_API_KEY);
JsonObjectRequest request = new JsonObjectRequest(googlePlacesUrl.toString(),
new Response.Listener<JSONObject>() {
@Override
public void onResponse(JSONObject result) {
Log.i(TAG, "onResponse: Result= " + result.toString());
parseLocationResult(result);
}
},
new Response.ErrorListener() {
@Override
public void onErrorResponse(VolleyError error) {
Log.e(TAG, "onErrorResponse: Error= " + error);
Log.e(TAG, "onErrorResponse: Error= " + error.getMessage());
}
});
AppController.getInstance().addToRequestQueue(request);
}
private void parseLocationResult(JSONObject result) {
String placeName = null, vicinity = null,phone=null,phone_num=null;
double latitude, longitude;
try {
jsonArray = result.getJSONArray("results");
if (result.getString(STATUS).equalsIgnoreCase(OK)) {
//mMap.clear();
for (int i = 0; i < jsonArray.length(); i++) {
JSONObject place = jsonArray.getJSONObject(i);
if (!place.isNull(NAME)) {
placeName = place.getString(NAME);
}
if (!place.isNull(VICINITY)) {
vicinity = place.getString(VICINITY);
}
if (!place.isNull(PHONE_NUMBER)) {
phone = place.getString(PHONE_NUMBER);
}
if (!place.isNull(PHONE_NUM)) {
phone_num = place.getString(PHONE_NUM);
}
latitude = place.getJSONObject(GEOMETRY).getJSONObject(LOCATION)
.getDouble(LATITUDE);
longitude = place.getJSONObject(GEOMETRY).getJSONObject(LOCATION)
.getDouble(LONGITUDE);
//reference = place.getString(REFERENCE);
//icon = place.getString(ICON);
MarkerOptions markerOptions = new MarkerOptions();
LatLng latLng = new LatLng(latitude, longitude);
markerOptions.position(latLng);
markerOptions.title(placeName);
//markerOptions.icon(BitmapDescriptorFactory.defaultMarker(BitmapDescriptorFactory.HUE_BLUE));
markerOptions.icon(BitmapDescriptorFactory.fromResource(R.drawable.bottle));
markerOptions.snippet(vicinity);
mMap.addMarker(markerOptions);
NearbyPlace = mMap.addMarker(markerOptions);
mMap.setOnMapClickListener(new GoogleMap.OnMapClickListener() {
@Override
public void onMapClick(LatLng arg0) {
if(relativeLayoutdis.isShown()){
relativeLayoutdis.setVisibility(View.GONE);
}
if (polyline != null) {
polyline.remove();
}
}
});
if(CurrentMarker!=null) {
mMap.setInfoWindowAdapter(new GoogleMap.InfoWindowAdapter() {
@Override
public View getInfoWindow(Marker arg0) {
return null;
}
@Override
public View getInfoContents(Marker marker) {
if (polyline != null) {
polyline.remove();
}
if (tvDistanceDuration != null) {
relativeLayoutdis.setVisibility(View.VISIBLE);
} else {
relativeLayoutdis.setVisibility(View.GONE);
}
LatLng origin = CurrentMarker.getPosition();
LatLng dest = marker.getPosition();
String url = getDirectionsUrl(origin, dest);
DownloadPar downloadPar = new DownloadPar();
// Start downloading json data from Google Directions API
downloadPar.execute(url);
View myContentsView = getLayoutInflater().inflate(R.layout.details, null);
TextView tvTitle = ((TextView) myContentsView.findViewById(R.id.title));
tvTitle.setText(marker.getTitle());
TextView tvSnippet = ((TextView) myContentsView.findViewById(R.id.snippet));
tvSnippet.setText(marker.getSnippet());
return myContentsView;
}
});
}
}
Toast.makeText(getBaseContext(), jsonArray.length() + " Wine Store _FOUND!",
Toast.LENGTH_SHORT).show();
} else if (result.getString(STATUS).equalsIgnoreCase(ZERO_RESULTS)) {
Toast.makeText(getBaseContext(), "No Wine Shop found",
Toast.LENGTH_LONG).show();
}
} catch (JSONException e) {
e.printStackTrace();
Log.e(TAG, "parseLocationResult: Error=" + e.getMessage());
}
}
private class DownloadTask extends AsyncTask<String, Void, String> {
private int downloadType = 0;
// Constructor
public DownloadTask(int type) {
this.downloadType = type;
}
@Override
protected String doInBackground(String... url) {
// For storing data from web service
String data = "";
try {
// Fetching the data from web service
data = downloadUrl(url[0]);
} catch (Exception e) {
Log.d("Background Task", e.toString());
}
return data;
}
@Override
protected void onPostExecute(String result) {
super.onPostExecute(result);
switch (downloadType) {
case PLACES:
// Creating ParserTask for parsing Google Places
placesParserTask = new ParserTask(PLACES);
// Start parsing google places json data
// This causes to execute doInBackground() of ParserTask class
placesParserTask.execute(result);
break;
case PLACES_DETAILS:
// Creating ParserTask for parsing Google Places
placeDetailsParserTask = new ParserTask(PLACES_DETAILS);
// Starting Parsing the JSON string
// This causes to execute doInBackground() of ParserTask class
placeDetailsParserTask.execute(result);
}
}
}
/**
* A class to parse the Google Places in JSON format
*/
private class ParserTask extends AsyncTask<String, Integer, List<HashMap<String, String>>> {
int parserType = 0;
public ParserTask(int type) {
this.parserType = type;
}
@Override
protected List<HashMap<String, String>> doInBackground(String... jsonData) {
JSONObject jObject;
List<HashMap<String, String>> list = new ArrayList<>();
try {
jObject = new JSONObject(jsonData[0]);
switch (parserType) {
case PLACES:
PlaceJSONParser placeJsonParser = new PlaceJSONParser();
// Getting the parsed data as a List construct
list = placeJsonParser.parse(jObject);
break;
case PLACES_DETAILS:
PlaceDetailsJSONParser placeDetailsJsonParser = new PlaceDetailsJSONParser();
// Getting the parsed data as a List construct
list = placeDetailsJsonParser.parse(jObject);
}
} catch (Exception e) {
Log.d("Exception", e.toString());
}
return list;
}
@Override
protected void onPostExecute(List<HashMap<String, String>> result) {
switch (parserType) {
case PLACES:
String[] from = new String[]{"description"};
int[] to = new int[]{R.id.place_name};
// Creating a SimpleAdapter for the AutoCompleteTextView
//SimpleAdapter adapter = new SimpleAdapter(getBaseContext(), result, android.R.layout.simple_list_item_1, from, to);
// Setting the adapter
//atvPlaces.setAdapter(adapter);
ListAdapter adapter = new SimpleAdapter(MainActivity.this, result,R.layout.row_item,from,to);
// Adding data into listview
lv.setAdapter(adapter);
break;
case PLACES_DETAILS:
String location = autoCompView.getText().toString();
if (location != null && !location.equals("")) {
new GeocoderTask().execute(location);
}
break;
}
}
}
@Override
public void onItemClick (AdapterView < ? > adapterView, View view,int i, long l){
//ListView lv = (ListView) adapterView;
SimpleAdapter adapter = (SimpleAdapter) adapterView.getAdapter();
HashMap<String, String> hm = (HashMap<String, String>) adapter.getItem(i);
// Creating a DownloadTask to download Places details of the selected place
placeDetailsDownloadTask = new DownloadTask(PLACES_DETAILS);
// Getting url to the Google Places details api
String url = getPlaceDetailsUrl(hm.get("reference"));
// Start downloading Google Place Details
// This causes to execute doInBackground() of DownloadTask class
placeDetailsDownloadTask.execute(url);
InputMethodManager inputManager = (InputMethodManager)
getSystemService(Context.INPUT_METHOD_SERVICE);
inputManager.hideSoftInputFromWindow(getCurrentFocus().getWindowToken(),
InputMethodManager.HIDE_NOT_ALWAYS);
str = ((TextView) view.findViewById(R.id.place_name)).getText().toString();
Toast.makeText(this,str, Toast.LENGTH_SHORT).show();
autoCompView.setText(str);
lv.setVisibility(View.GONE);
}
// nearby place for referecnce..
private String getPlaceDetailsUrl(String ref) {
// Obtain browser key from https://code.google.com/apis/console
String key = "key=AIzaSyC47V7li_j9_M_HyYEW8D5Z2nyFYX7DkuI";
// reference of place
String reference = "reference=" + ref;
// Sensor enabled
String sensor = "sensor=false";
// Building the parameters to the web service
String parameters = reference + "&" + sensor + "&" + key;
// Output format
String output = "json";
// Building the url to the web service
String url = "https://maps.googleapis.com/maps/api/place/details/" + output + "?" + parameters;
return url;
}
// serch for address...
private String getAutoCompleteUrl(String place) {
// Obtain browser key from https://code.google.com/apis/console
String key = "key=**********************************";
// place to be be searched
String input = "input=" + place;
// place type to be searched
String types = "types=geocode|establishment";
// Sensor enabled
String sensor = "sensor=false";
// Building the parameters to the web service
String parameters = input + "&" + types + "&" + sensor + "&" + key;
// Output format
String output = "json";
// Building the url to the web service
String url = "https://maps.googleapis.com/maps/api/place/autocomplete/" + output + "?" + parameters;
url = url.replaceAll(" ", "%20");
return url;
}
/**
* A method to download json data from url
*/
private String downloadUrl(String strUrl) throws IOException {
String data = "";
InputStream iStream = null;
HttpURLConnection urlConnection = null;
try {
URL url = new URL(strUrl);
// Creating an http connection to communicate with url
urlConnection = (HttpURLConnection) url.openConnection();
// Connecting to url
urlConnection.connect();
// Reading data from url
iStream = urlConnection.getInputStream();
BufferedReader br = new BufferedReader(new InputStreamReader(iStream));
StringBuffer sb = new StringBuffer();
String line = "";
while ((line = br.readLine()) != null) {
sb.append(line);
}
data = sb.toString();
br.close();
} catch (Exception e) {
//Log.d("Exception while downloading url", e.toString());
} finally {
iStream.close();
urlConnection.disconnect();
}
return data;
}
// enter address to search location...
private class GeocoderTask extends AsyncTask<String, Void, List<Address>> {
@Override
protected List<Address> doInBackground(String... locationName) {
// TODO Auto-generated method stub
Geocoder geocoder = new Geocoder(getBaseContext());
List<Address> addresses = null;
try {
// Getting a maximum of 3 Address that matches the input text
addresses = geocoder.getFromLocationName(locationName[0], 3);
} catch (IOException e) {
e.printStackTrace();
}
return addresses;
}
protected void onPostExecute(List<Address> addresses) {
/*if(addresses==null || addresses.size()==0){
Toast.makeText(getBaseContext(), "No Location found", Toast.LENGTH_SHORT).show();
return;
}*/
if(addresses==null){
Snackbar snackbar = Snackbar.make(autoCompView, "No Internet Access", Snackbar.LENGTH_LONG)
.setAction("Action", null);
View sbView = snackbar.getView();
sbView.setBackgroundColor(ContextCompat.getColor(getBaseContext(),R.color.colorPrimary));
snackbar.show();
return;
}
if(addresses.size()==0){
Toast.makeText(getBaseContext(), "No Location found", Toast.LENGTH_SHORT).show();
return;
}
for(int i=0;i<addresses.size();i++){
Address address = (Address)addresses.get(i);
latLng = new LatLng(address.getLatitude(), address.getLongitude());
String addressText = String.format("%s, %s",
address.getMaxAddressLineIndex() > 0 ? address.getAddressLine(0) : "",
address.getCountryName());
mMap.clear();
MarkerOptions markerOptions = new MarkerOptions();
markerOptions.position(latLng);
markerOptions.title("Searched Location...");
markerOptions.snippet(str);
//markerOptions.icon(BitmapDescriptorFactory.defaultMarker(BitmapDescriptorFactory.HUE_RED));
markerOptions.icon(BitmapDescriptorFactory.fromResource(R.drawable.red_bottle));
FindMarker = mMap.addMarker(markerOptions);
CameraPosition cameraPosition = new CameraPosition.Builder().target(latLng).zoom(12).build();
mMap.animateCamera(CameraUpdateFactory.newCameraPosition(cameraPosition));
loadNearByPlaces(address.getLatitude(), address.getLongitude());
//direction
if(CurrentMarker !=null) {
LatLng origin =CurrentMarker.getPosition();
LatLng dest = FindMarker.getPosition();
String url = getDirectionsUrl(origin, dest);
DownloadPar downloadPar = new DownloadPar();
// Start downloading json data from Google Directions API
downloadPar.execute(url);
}
}
}
}
}
}
当我点击谷歌地图上的标记时，请帮助如何获取附近地区（餐厅）的电话并显示。
谢谢..
答案 0 :(得分：0)
我不知道如何处理Android中的google maps api v2，但你会使用谷歌api请求
就像这个例子
google maps API to get all the place information like phone number , opening hours
检查一下
Find Places Nearby in Google Maps using Google Places API–Android App
Places APIs and Related Products
how to display nearby places like atm,hospitals in android google map?