我正在绘制从A点到B点的路线。使用Bing Sdk。在虚拟项目中，它工作正常。但是当我将代码与我的项目集成在一起时。没用 问题： 它不在处理程序内部，该处理程序将从RouteAsync线程接收数据。我将在此处发布我的两个班级的代码。任何帮助将不胜感激。
public class ViewLoadDetailsFragment extends Fragment {
@SuppressWarnings("unused")
private final MapMovedListener mapMovedListener = new MapMovedListener() {
public void onAvailableChecked() {
// OPTION Add logic to Update Layers here.
// This will update data layers when the map is moved.
}
};
CharSequence[] _dataLayers;
boolean[] _dataLayerSelections;
private BingMapsView bingMapsView;
private GPSManager _GPSManager;
private EntityLayer _gpsLayer;
private ProgressDialog _loadingScreen;
private boolean isMapLoaded = false;
/**
* Handler for loading Screen
*/
protected Handler loadingScreenHandler = new Handler() {
public void handleMessage(Message msg) {
if (msg.arg1 == 0) {
_loadingScreen.hide();
} else {
_loadingScreen.show();
}
}
};
private Activity _baseActivity;
private ImageButton btnLayers;
private ImageButton btnZoomIn;
private ImageButton btnZoomOut;
private ImageButton btnMyLocation;
public static boolean checkPermission(final Context context) {
return ActivityCompat.checkSelfPermission(context, Manifest.permission.ACCESS_FINE_LOCATION) == PackageManager.PERMISSION_GRANTED
&& ActivityCompat.checkSelfPermission(context, Manifest.permission.ACCESS_COARSE_LOCATION) == PackageManager.PERMISSION_GRANTED;
}
@Override
public void onCreate(@Nullable Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
}
@Nullable
@Override
public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
View view = inflater.inflate(R.layout.view_load_details, container, false);
_baseActivity = getActivity();
// Load the map
Thread.setDefaultUncaughtExceptionHandler(new Thread.UncaughtExceptionHandler() {
@Override
public void uncaughtException(Thread thread, Throwable throwable) {
throwable.printStackTrace();
}
});
btnZoomIn = (ImageButton) view.findViewById(R.id.btnZoomIn);
btnZoomIn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
bingMapsView.zoomIn();
}
});
btnZoomOut = (ImageButton) view.findViewById(R.id.btnZoomOut);
btnZoomOut.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
bingMapsView.zoomOut();
}
});
btnMyLocation = (ImageButton) view.findViewById(R.id.btnMyLocation);
btnMyLocation.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
/* Coordinate coord = _GPSManager.GetCoordinate();
if (coord != null) {
// Center on users GPS location
*//* bingMapsView.setCenterAndZoom(coord,
Constants.DefaultGPSZoomLevel);*//*
}*/
//This Code Will Execute on Location Button Click
DailogLauncher.LaunchDirectionsDialog(_baseActivity, bingMapsView,
loadingScreenHandler);
Toast.makeText(getActivity(),"Method Launched",Toast.LENGTH_SHORT).show();
Log.d("CheckResponse", "onClick: " + "Method Executed");
}
});
Initialize(view);
/* while (isMapLoaded){
DailogLauncher.LaunchDirectionsDialog(MainActivity.this, bingMapsView,
loadingScreenHandler);
Toast.makeText(MainActivity.this,"Method Launched",Toast.LENGTH_SHORT).show();
}*/
return view;
}
private void Initialize(View view) {
_baseActivity = getActivity();
if (!checkPermission(getContext())) {
ActivityCompat.requestPermissions(
getActivity(),
new String[]{Manifest.permission.ACCESS_COARSE_LOCATION, Manifest.permission.ACCESS_FINE_LOCATION},
PERMISSION_LOCATION_REQUEST_CODE);
}
_GPSManager = new GPSManager(getActivity(), new GPSLocationListener());
// Add more data layers here
_dataLayers = new String[]{"Traffic"};
_dataLayerSelections = new boolean[_dataLayers.length];
_loadingScreen = new ProgressDialog(getContext());
_loadingScreen.setCancelable(false);
_loadingScreen.setMessage("Loading...");
bingMapsView = (BingMapsView) view.findViewById(R.id.mapView);
/* // Create handler to switch out of Splash screen mode
final Handler viewHandler = new Handler() {
public void handleMessage(Message msg) {
((ViewFlipper) findViewById(R.id.flipper)).setDisplayedChild(1);
}
};*/
// Add a map loaded event handler
bingMapsView.setMapLoadedListener(new MapLoadedListener() {
public void onAvailableChecked() {
/* // hide splash screen and go to map
viewHandler.sendEmptyMessage(0);*/
// Add GPS layer
_gpsLayer = new EntityLayer(Constants.DataLayers.GPS);
bingMapsView.getLayerManager().addLayer(_gpsLayer);
UpdateGPSPin();
updateMarker();
Toast.makeText(getActivity(),"Map Loaded",Toast.LENGTH_SHORT).show();
//mapLoadListner.maploaded();
/* DailogLauncher.LaunchDirectionsDialog(getActivity(), bingMapsView,
loadingScreenHandler);
Toast.makeText(getActivity(),"Method Launched",Toast.LENGTH_SHORT).show();*/
}
});
/*// Add a entity clicked event handler
bingMapsView.setEntityClickedListener(new EntityClickedListener() {
public void onAvailableChecked(String layerName, int entityId) {
HashMap<String, Object> metadata = bingMapsView
.getLayerManager().GetMetadataByID(layerName, entityId);
DialogLauncher.LaunchEntityDetailsDialog(_baseActivity,
metadata);
}
});*/
// Load the map
bingMapsView.loadMap(Constants.BingMapsKey,
_GPSManager.GetCoordinate(), Constants.DefaultGPSZoomLevel);
}
private void UpdateGPSPin() {
PushpinOptions opt = new PushpinOptions();
opt.Icon = Constants.PushpinIcons.GPS;
Coordinate coordinate = new Coordinate(33.738045,73.084488);
Pushpin p = new Pushpin(coordinate, opt);
if (p.Location != null && _gpsLayer != null) {
_gpsLayer.clear();
_gpsLayer.add(p);
_gpsLayer.updateLayer();
}
}
public void updateMarker() {
List<Coordinate> listCoord = new ArrayList<>();
// EntityLayer is used for map overlay
EntityLayer entityLayer = (EntityLayer) bingMapsView.getLayerManager()
.getLayerByName(Constants.DataLayers.Search);
if (entityLayer == null) {
entityLayer = new EntityLayer(Constants.DataLayers.Search);
}
entityLayer.clear();
// Use Pushpin to mark on the map
// PushpinOptions is used to set attributes for Pushpin
// opt.Icon - The icon of PushPin, opt.Anchor - The position to display Pushpin
PushpinOptions opt = new PushpinOptions();
opt.Icon = Constants.PushpinIcons.RedFlag;
opt.Width = 20;
opt.Height = 35;
opt.Anchor = new Point(11, 10);
// Add the entityLayer to mapView's LayerManager
bingMapsView.getLayerManager().addLayer(entityLayer);
entityLayer.updateLayer();
// set the center location and zoom level of map
Coordinate coordinate = new Coordinate(33.738045,73.084488);
bingMapsView.setCenterAndZoom(coordinate, 11);
// Polyline used to draw lines on the MapView
// PolylineOptions have multiple attributes for the line
// polylineOptions.StrokeThickness
// polylineOptions.StrokeColor
Polyline routeLine = new Polyline(listCoord);
PolylineOptions polylineOptions = new PolylineOptions();
polylineOptions.StrokeThickness = 3;
routeLine.Options = polylineOptions;
entityLayer.add(routeLine);
}
public class GPSLocationListener implements LocationListener {
public void onLocationChanged(Location arg0) {
UpdateGPSPin();
}
public void onProviderDisabled(String arg0) {
}
public void onProviderEnabled(String arg0) {
}
public void onStatusChanged(String arg0, int arg1, Bundle arg2) {
}
}
@Override
public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
super.onViewCreated(view, savedInstanceState);
}
}
这里是我的DailogLauncher类的代码。
public class DailogLauncher {
public static void LaunchDirectionsDialog(Activity activity, final BingMapsView bingMapsView, final Handler loadingScreenHandler) {
String fromText = "islamabad";
String toText = "lahore";
if (!Utilities.isNullOrEmpty(fromText) && !Utilities.isNullOrEmpty(toText)) {
Message viewMsg = new Message();
viewMsg.arg1 = 1;
loadingScreenHandler.sendMessage(viewMsg);
Log.d("CheckResponse", "Dailog Launcher " + "Before Try Block");
try {
BingMapsRestService bmService = new BingMapsRestService(Constants.BingMapsKey);
bmService.RouteAsyncCompleted = new Handler() {
public void handleMessage(Message msg) {
if (msg.obj != null) {
org.bingmaps.rest.models.Route route = (org.bingmaps.rest.models.Route) msg.obj;
Log.d("CheckResponse", "Dailog Launcher " + "In Handler");
EntityLayer routeLayer = (EntityLayer) bingMapsView.getLayerManager().getLayerByName(Constants.DataLayers.Route);
Log.d("CheckResponse", "Dailog Launcher " + "In Handler 2");
if (routeLayer == null) {
routeLayer = new EntityLayer(Constants.DataLayers.Route);
}
routeLayer.clear();
PushpinOptions pOption1 = new PushpinOptions();
pOption1.Icon = Constants.PushpinIcons.Start;
pOption1.Width = 33;
pOption1.Height = 43;
pOption1.Anchor = new Point(4, 40);
Log.d("CheckResponse", "Dailog Launcher " + "In Handler 3");
Pushpin start = new Pushpin(route.RouteLegs.get(0).ActualStart, pOption1);
routeLayer.add(start);
PushpinOptions pOption2 = pOption1.clone();
pOption2.Icon = Constants.PushpinIcons.End;
Pushpin end = new Pushpin(route.RouteLegs.get(0).ActualEnd, pOption2);
routeLayer.add(end);
Polyline routeLine = new Polyline(route.RoutePath);
routeLayer.add(routeLine);
Log.d("CheckResponse", "Dailog Launcher " + "In Handler 4");
bingMapsView.getLayerManager().addLayer(routeLayer);
routeLine = null;
routeLayer.updateLayer();
if (route.BoundingBox != null) {
bingMapsView.setMapView(route.BoundingBox);
Log.d("CheckResponse", "Dailog Launcher " + "In Handler 5");
}
route = null;
msg.obj = null;
}
Message v = new Message();
v.arg1 = 0;
Log.d("CheckResponse", "Dailog Launcher " + "In Handler 6");
loadingScreenHandler.sendMessage(v);
}
};
Log.d("CheckResponse", "Dailog Launcher " + "Route Request rr executed");
RouteRequest rr = new RouteRequest();
rr.addWaypoint(fromText);
rr.addWaypoint(toText);
rr.setRoutePathOutput(RoutePathOutput.Points);
Log.d("CheckResponse", "Dailog Launcher " + "Route Request rr end & bmsservice.RouteAsync executed");
bmService.RouteAsync(rr);
} catch (Exception e) {
Message v = new Message();
v.arg1 = 0;
loadingScreenHandler.sendMessage(v);
Log.d("CheckResponse", "Dailog Launcher " + "exception Occured");
}
}
}
}
任何人都可以看看吗？