private async void FindAddressButton_Click(object sender, RoutedEventArgs e)
{
_locatorTask = new ESRI.ArcGIS.Runtime.Tasks.Locator
(new Uri("http://tasks.arcgisonline.com/ArcGIS/rest/services/Locators/TA_Streets_US_10/GeocodeServer", UriKind.Absolute));
AddressToLocationsParameter addressParams = new AddressToLocationsParameter()
{
OutSpatialReference = MyMap.SpatialReference
};
IDictionary<string, string> address = addressParams.Address;
if (!string.IsNullOrEmpty(InputAddress.Text))
address.Add("Street", InputAddress.Text);
if (!string.IsNullOrEmpty(City.Text))
address.Add("City", City.Text);
if (!string.IsNullOrEmpty(State.Text))
address.Add("State", State.Text);
if (!string.IsNullOrEmpty(Zip.Text))
address.Add("ZIP", Zip.Text);
try
{
AddressToLocationsResult result = await _locatorTask.AddressToLocationsAsync(addressParams);
if (_candidateGraphicsLayer.Graphics != null && _candidateGraphicsLayer.Graphics.Count > 0)
_candidateGraphicsLayer.Graphics.Clear();
if (result != null)
{
foreach (AddressCandidate candidate in result.AddressCandidates)
{
if (candidate.Score >= 80)
{
Graphic graphic = new Graphic()
{
Geometry = candidate.Location
};
graphic.Attributes.Add("Address", candidate.Address);
string latlon = String.Format("{0}, {1}", candidate.Location.X, candidate.Location.Y);
graphic.Attributes.Add("LatLon", latlon);
if (candidate.Location.SpatialReference == null)
{
candidate.Location.SpatialReference = SpatialReference.Wgs84;
}
_candidateGraphicsLayer.Graphics.Add(graphic);
}
}
}
}
catch (Exception ex)
{
return;
}
}
private async void GetDirections_Click(object sender, RoutedEventArgs e)
{
//Reset
DirectionsStackPanel.Children.Clear();
var _stops = new List<Graphic>();
var _locator = new ESRI.ArcGIS.Runtime.Tasks.Locator(new Uri("http://tasks.arcgisonline.com/ArcGIS/rest/services/Locators/TA_Address_NA/GeocodeServer"));
var routeLayer = MyMap.Layers["MyRouteGraphicsLayer"] as GraphicsLayer;
routeLayer.Graphics.Clear();
try
{
//Geocode from address
var fromLocation = await _locator.AddressToLocationsAsync(ParseAddress(FromTextBox.Text));
if (fromLocation.AddressCandidates != null && fromLocation.AddressCandidates.Count > 0)
{
AddressCandidate address = fromLocation.AddressCandidates.FirstOrDefault();
Graphic graphicLocation = new Graphic() { Geometry = address.Location, Symbol = LayoutRoot.Resources["FromSymbol"] as ISymbol };
graphicLocation.Attributes["address"] = address.Address;
graphicLocation.Attributes["score"] = address.Score;
_stops.Add(graphicLocation);
routeLayer.Graphics.Add(graphicLocation);
}
//Geocode to address
var toLocation = await _locator.AddressToLocationsAsync(ParseAddress(ToTextBox.Text));
if (toLocation.AddressCandidates != null && toLocation.AddressCandidates.Count > 0)
{
AddressCandidate address = toLocation.AddressCandidates.FirstOrDefault();
Graphic graphicLocation = new Graphic() { Geometry = address.Location, Symbol = LayoutRoot.Resources["ToSymbol"] as ISymbol };
graphicLocation.Attributes["address"] = address.Address;
graphicLocation.Attributes["score"] = address.Score;
_stops.Add(graphicLocation);
routeLayer.Graphics.Add(graphicLocation);
}
//Get route between from and to
var _routeParams = new RouteParameter()
{
ReturnRoutes = false,
ReturnDirections = true,
DirectionsLengthUnits = MapUnit.Miles,
Stops = new FeatureStops(_stops),
UseTimeWindows = false
};
var _routeTask = new RouteTask(new Uri("http://tasks.arcgisonline.com/ArcGIS/rest/services/NetworkAnalysis/ESRI_Route_NA/NAServer/Route"));
_routeParams.OutSpatialReference = MyMap.SpatialReference;
var routeTaskResult = await _routeTask.SolveAsync(_routeParams);
_directionsFeatureSet = routeTaskResult.Directions.FirstOrDefault();
routeLayer.Graphics.Add(new Graphic() { Geometry = _directionsFeatureSet.MergedGeometry, Symbol = LayoutRoot.Resources["RouteSymbol"] as ISymbol });
TotalDistanceTextBlock.Text = string.Format("Total Distance: {0}", FormatDistance(_directionsFeatureSet.RouteSummary.TotalLength, "miles"));
TotalTimeTextBlock.Text = string.Format("Total Time: {0}", FormatTime(_directionsFeatureSet.RouteSummary.TotalTime));
TitleTextBlock.Text = _directionsFeatureSet.RouteName;
int i = 1;
foreach (Graphic graphic in _directionsFeatureSet.Graphics)
{
System.Text.StringBuilder text = new System.Text.StringBuilder();
text.AppendFormat("{0}. {1}", i, graphic.Attributes["text"]);
if (i > 1 && i < _directionsFeatureSet.Graphics.Count)
{
string distance = FormatDistance(Convert.ToDouble(graphic.Attributes["length"]), "miles");
string time = null;
if (graphic.Attributes.ContainsKey("time"))
{
time = FormatTime(Convert.ToDouble(graphic.Attributes["time"]));
}
if (!string.IsNullOrEmpty(distance) || !string.IsNullOrEmpty(time))
text.Append(" (");
text.Append(distance);
if (!string.IsNullOrEmpty(distance) && !string.IsNullOrEmpty(time))
text.Append(", ");
text.Append(time);
if (!string.IsNullOrEmpty(distance) || !string.IsNullOrEmpty(time))
text.Append(")");
}
TextBlock textBlock = new TextBlock() { Text = text.ToString(), Tag = graphic, Margin = new Thickness(4) };
textBlock.Tapped += TextBlock_Tapped;
DirectionsStackPanel.Children.Add(textBlock);
i++;
}
MyMap.ZoomTo(_directionsFeatureSet.RouteSummary.Extent.Expand(0.6));
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
}
}