protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
AddBaseLayer(CartoBaseMapStyle.CartoBasemapStyleDefault);
// Create PackageManager instance for dealing with offline packages
var packageFolder = new File(GetExternalFilesDir(null), "routingpackages");
if (!(packageFolder.Mkdirs() || packageFolder.IsDirectory))
{
Log.Fatal("Could not create package folder!");
}
packageManager = new CartoPackageManager(ManagerSource, packageFolder.AbsolutePath);
PackageListener = new RoutingPackageListener(packageManager, downloadablePackages);
packageManager.PackageManagerListener = PackageListener;
packageManager.Start();
// Fetch list of available packages from server.
// Note that this is asynchronous operation
// and listener will be notified via onPackageListUpdated when this succeeds.
packageManager.StartPackageListDownload();
// create offline routing service connected to package manager
offlineRoutingService = new PackageManagerRoutingService(packageManager);
// Create additional online routing service that will be used
// when offline package is not yet downloaded or offline routing fails
onlineRoutingService = new CartoOnlineRoutingService(ServiceSource);
// Define layer and datasource for route line and instructions
routeDataSource = new LocalVectorDataSource(BaseProjection);
VectorLayer routeLayer = new VectorLayer(routeDataSource);
MapView.Layers.Add(routeLayer);
// Define layer and datasource for route start and stop markers
routeStartStopDataSource = new LocalVectorDataSource(BaseProjection);
// Initialize a vector layer with the previous data source
VectorLayer vectorLayer = new VectorLayer(routeStartStopDataSource);
// Add the previous vector layer to the map
MapView.Layers.Add(vectorLayer);
// Set visible zoom range for the vector layer
vectorLayer.VisibleZoomRange = new MapRange(0, 22);
// Set route listener
MapListener = new RouteMapEventListener();
MapView.MapEventListener = MapListener;
// Create markers for start & end and a layer for them
MarkerStyleBuilder markerBuilder = new MarkerStyleBuilder();
markerBuilder.Bitmap = CreateBitmap(Resource.Drawable.olmarker);
markerBuilder.HideIfOverlapped = false;
markerBuilder.Size = 30;
markerBuilder.Color = new Carto.Graphics.Color(Android.Graphics.Color.Green);
startMarker = new Marker(new MapPos(0, 0), markerBuilder.BuildStyle());
startMarker.Visible = false;
markerBuilder.Color = new Carto.Graphics.Color(Android.Graphics.Color.Red);
stopMarker = new Marker(new MapPos(0, 0), markerBuilder.BuildStyle());
stopMarker.Visible = false;
routeStartStopDataSource.Add(startMarker);
routeStartStopDataSource.Add(stopMarker);
markerBuilder.Color = new Carto.Graphics.Color(Android.Graphics.Color.White);
markerBuilder.Bitmap = CreateBitmap(Resource.Drawable.direction_up);
instructionUp = markerBuilder.BuildStyle();
markerBuilder.Bitmap = CreateBitmap(Resource.Drawable.direction_upthenleft);
instructionLeft = markerBuilder.BuildStyle();
markerBuilder.Bitmap = CreateBitmap(Resource.Drawable.direction_upthenright);
instructionRight = markerBuilder.BuildStyle();
// Style for instruction balloons
balloonBuilder = new BalloonPopupStyleBuilder();
balloonBuilder.TitleMargins = new BalloonPopupMargins(4, 4, 4, 4);
// Finally animate map to Estonia
MapView.FocusPos = BaseProjection.FromWgs84(new MapPos(25.662893, 58.919365));
MapView.Zoom = 7;
Alert("Long-press on map to set route start and finish");
}
public override void ViewDidLoad()
{
base.ViewDidLoad();
AddBaseLayer(CartoBaseMapStyle.CartoBasemapStyleDefault);
// Create PackageManager instance for dealing with offline packages
string folder = Utils.GetDocumentDirectory("routingpackages");
if (!Directory.Exists(folder))
{
Directory.CreateDirectory(folder);
Console.WriteLine("Directory: Does not exist... Creating");
}
else
{
Console.WriteLine("Directory: Exists");
}
packageManager = new CartoPackageManager(ROUTING_PACKAGEMANAGER_SOURCE, folder);
PackageListener = new RoutingPackageListener(packageManager, downloadablePackages);
packageManager.PackageManagerListener = PackageListener;
// Fetch list of available packages from server.
// Note that this is asynchronous operation
// and listener will be notified via onPackageListUpdated when this succeeds.
packageManager.StartPackageListDownload();
// Create offline routing service connected to package manager
offlineRoutingService = new PackageManagerRoutingService(packageManager);
// Create additional online routing service that will be used
// when offline package is not yet downloaded or offline routing fails
onlineRoutingService = new CartoOnlineRoutingService(ROUTING_SERVICE_SOURCE);
// Define layer and datasource for route line and instructions
routeDataSource = new LocalVectorDataSource(BaseProjection);
VectorLayer routeLayer = new VectorLayer(routeDataSource);
MapView.Layers.Add(routeLayer);
// Define layer and datasource for route start and stop markers
routeStartStopDataSource = new LocalVectorDataSource(BaseProjection);
// Initialize a vector layer with the previous data source
VectorLayer vectorLayer = new VectorLayer(routeStartStopDataSource);
// Add the previous vector layer to the map
MapView.Layers.Add(vectorLayer);
// Set visible zoom range for the vector layer
vectorLayer.VisibleZoomRange = new MapRange(0, 22);
MapListener = new RouteMapEventListener();
MapView.MapEventListener = MapListener;
// Create markers for start & end, and a layer for them
MarkerStyleBuilder markerStyleBuilder = new MarkerStyleBuilder();
markerStyleBuilder.Bitmap = BitmapUtils.CreateBitmapFromUIImage(UIImage.FromFile("icons/olmarker.png"));
markerStyleBuilder.HideIfOverlapped = false;
markerStyleBuilder.Size = 30;
markerStyleBuilder.Color = new Carto.Graphics.Color(0, 255, 0, 255);
startMarker = new Marker(new MapPos(0, 0), markerStyleBuilder.BuildStyle());
startMarker.Visible = false;
markerStyleBuilder.Color = new Carto.Graphics.Color(255, 0, 0, 255);
stopMarker = new Marker(new MapPos(0, 0), markerStyleBuilder.BuildStyle());
stopMarker.Visible = false;
routeStartStopDataSource.Add(startMarker);
routeStartStopDataSource.Add(stopMarker);
markerStyleBuilder.Color = new Carto.Graphics.Color(255, 255, 255, 255);
markerStyleBuilder.Bitmap = BitmapUtils.CreateBitmapFromUIImage(UIImage.FromFile("icons/direction_up.png"));
instructionUp = markerStyleBuilder.BuildStyle();
markerStyleBuilder.Bitmap = BitmapUtils.CreateBitmapFromUIImage(UIImage.FromFile("icons/direction_upthenleft.png"));
instructionLeft = markerStyleBuilder.BuildStyle();
markerStyleBuilder.Bitmap = BitmapUtils.CreateBitmapFromUIImage(UIImage.FromFile("icons/direction_upthenright.png"));
instructionRight = markerStyleBuilder.BuildStyle();
// Style for instruction balloons
balloonPopupStyleBuilder = new BalloonPopupStyleBuilder();
balloonPopupStyleBuilder.TitleMargins = new BalloonPopupMargins(4, 4, 4, 4);
// Finally animate map to Estonia
MapView.FocusPos = BaseProjection.FromWgs84(new MapPos(25.662893, 58.919365));
MapView.Zoom = 7;
Alert("Long-press on map to set route start and finish");
}
