private async void FindAddressButton_Click(object sender, RoutedEventArgs e)
{
OnlineLocatorTask locator = GetLocation();
var findParams = new OnlineLocatorFindParameters(AddressTextBox.Text);
findParams.OutSpatialReference = MyMapView.SpatialReference;
findParams.SourceCountry = "US";
var results = await locator.FindAsync(findParams, new System.Threading.CancellationToken());
if (results.Count > 0)
{
var firstMatch = results[0].Feature;
var matchLocation = firstMatch.Geometry as MapPoint;
var matchSym = new PictureMarkerSymbol();
var pictureURI = new Uri("http://static.arcgis.com/images/Symbols/Basic/GreenStickpin.png");
await matchSym.SetSourceAsync(pictureURI);
var matchGraphic = new Graphic(matchLocation, matchSym);
var graphicsLayer = MyMap.Layers["GeocodeResults"] as GraphicsLayer;
graphicsLayer.Graphics.Add(matchGraphic);
var matchExtent = new Envelope(matchLocation.X - 100,
matchLocation.Y - 100,
matchLocation.X + 100,
matchLocation.Y + 100);
await MyMapView.SetViewAsync(matchExtent);
}
}
// Find matching places, create graphics and add them to the UI
private async void FindButton_Click(object sender, RoutedEventArgs e)
{
try
{
progress.Visibility = Visibility.Visible;
listResults.Visibility = Visibility.Collapsed;
_addressOverlay.Graphics.Clear();
// Get current viewpoints extent from the MapView
var currentViewpoint = MyMapView.GetCurrentViewpoint(ViewpointType.BoundingGeometry);
var viewpointExtent = currentViewpoint.TargetGeometry.Extent;
var param = new OnlineLocatorFindParameters(SearchTextBox.Text)
{
SearchExtent = viewpointExtent,
Location = viewpointExtent.GetCenter(),
MaxLocations = 5,
OutSpatialReference = MyMapView.SpatialReference,
OutFields = new string[] { "Place_addr" }
};
var candidateResults = await _locatorTask.FindAsync(param, CancellationToken.None);
if (candidateResults == null || candidateResults.Count == 0)
{
throw new Exception("No candidates found in the current map extent.");
}
foreach (var candidate in candidateResults)
{
AddGraphicFromLocatorCandidate(candidate);
}
var extent = GeometryEngine.Union(_addressOverlay.Graphics.Select(g => g.Geometry)).Extent.Expand(1.1);
await MyMapView.SetViewAsync(extent);
listResults.Visibility = Visibility.Visible;
}
catch (AggregateException ex)
{
var innermostExceptions = ex.Flatten().InnerExceptions;
if (innermostExceptions != null && innermostExceptions.Count > 0)
{
var _x = new MessageDialog(string.Join(" > ", innermostExceptions.Select(i => i.Message).ToArray()), "Sample Error").ShowAsync();
}
else
{
var _x = new MessageDialog(ex.Message, "Sample Error").ShowAsync();
}
}
catch (Exception ex)
{
var _x = new MessageDialog(ex.Message, "Sample Error").ShowAsync();
}
finally
{
progress.Visibility = Visibility.Collapsed;
}
}
// Find matching places, create graphics and add them to the UI
private async void FindButton_Click(object sender, RoutedEventArgs e)
{
try
{
progress.Visibility = Visibility.Visible;
listResults.Visibility = Visibility.Collapsed;
_addressOverlay.Graphics.Clear();
// Get current viewpoints extent from the MapView
var currentViewpoint = MyMapView.GetCurrentViewpoint(ViewpointType.BoundingGeometry);
var viewpointExtent = currentViewpoint.TargetGeometry.Extent;
var param = new OnlineLocatorFindParameters(SearchTextBox.Text)
{
SearchExtent = viewpointExtent,
Location = viewpointExtent.GetCenter(),
MaxLocations = 5,
OutSpatialReference = MyMapView.SpatialReference,
OutFields = new string[] { "Place_addr" }
};
var candidateResults = await _locatorTask.FindAsync(param, CancellationToken.None);
if (candidateResults == null || candidateResults.Count == 0)
throw new Exception("No candidates found in the current map extent.");
foreach (var candidate in candidateResults)
AddGraphicFromLocatorCandidate(candidate);
var extent = GeometryEngine.Union(_addressOverlay.Graphics.Select(g => g.Geometry)).Extent.Expand(1.1);
await MyMapView.SetViewAsync(extent);
listResults.Visibility = Visibility.Visible;
}
catch (AggregateException ex)
{
var innermostExceptions = ex.Flatten().InnerExceptions;
if (innermostExceptions != null && innermostExceptions.Count > 0)
{
var _x = new MessageDialog(string.Join(" > ", innermostExceptions.Select(i => i.Message).ToArray()), "Sample Error").ShowAsync();
}
else
{
var _x = new MessageDialog(ex.Message, "Sample Error").ShowAsync();
}
}
catch (Exception ex)
{
var _x = new MessageDialog(ex.Message, "Sample Error").ShowAsync();
}
finally
{
progress.Visibility = Visibility.Collapsed;
}
}
private async void geocoording_Click(object sender, RoutedEventArgs e)
{
//マップが準備できていなければ処理を行わない
if (!isMapReady)
{
return;
}
//住所検索用のパラメータを作成
OnlineLocatorFindParameters parameters = new OnlineLocatorFindParameters(addressTextBox.Text)
{
MaxLocations = 5,
OutSpatialReference = SpatialReferences.WebMercator,
OutFields = OutFields.All
};
try
{
//住所の検索
IList <LocatorFindResult> resultCandidates = await onlineLocatorTask.FindAsync(parameters, CancellationToken.None);
//住所検索結果に対する処理（1つ以上候補が返されていれば処理を実行）
if (resultCandidates != null && resultCandidates.Count > 0)
{
//現在の結果を消去
geocodeResultGraphicsOverlay.Graphics.Clear();
//常に最初の候補を採用
LocatorFindResult candidate = resultCandidates.FirstOrDefault();
//最初の候補からグラフィックを作成
Graphic locatedPoint = new Graphic()
{
Geometry = candidate.Feature.Geometry,
};
//住所検索結果表示用のグラフィックスオーバーレイにグラフィックを追加
geocodeResultGraphicsOverlay.Graphics.Add(locatedPoint);
//追加したグラフィックの周辺に地図を拡大
await MyMapView.SetViewAsync((MapPoint)locatedPoint.Geometry, 36112);
}
//候補が一つも見つからない場合の処理
else
{
MessageBox.Show("住所検索：該当する場所がみつかりません。");
}
}
//エラーが発生した場合の処理
catch (Exception ex)
{
MessageBox.Show(string.Format("住所検索：{0}", ex.Message));
}
}
// Find matching places, create graphics and add them to the UI
private async void FindButton_Click(object sender, RoutedEventArgs e)
{
try
{
progress.Visibility = Visibility.Visible;
addressesGraphicsLayer.Graphics.Clear();
var param = new OnlineLocatorFindParameters(SearchTextBox.Text)
{
SearchExtent = mapView.Extent,
Location = mapView.Extent.GetCenter(),
Distance = mapView.Extent.Width / 2,
MaxLocations = 5,
OutSpatialReference = mapView.SpatialReference,
OutFields = OutFields.All
};
var candidateResults = await _locatorTask.FindAsync(param, CancellationToken.None);
var graphics = candidateResults
.Select(result => new Graphic(result.Feature.Geometry, new Dictionary <string, object> {
{ "Locator", result }
}));
foreach (var graphic in graphics)
{
addressesGraphicsLayer.Graphics.Add(graphic);
}
}
catch (AggregateException ex)
{
var innermostExceptions = ex.Flatten().InnerExceptions;
if (innermostExceptions != null && innermostExceptions.Count > 0)
{
MessageBox.Show(string.Join(" > ", innermostExceptions.Select(i => i.Message).ToArray()));
}
else
{
MessageBox.Show(ex.Message);
}
}
catch (System.Exception ex)
{
MessageBox.Show(ex.Message);
}
finally
{
progress.Visibility = Visibility.Collapsed;
}
}
private async Task <Graphic> FindAddress(string address)
{
var uri = new Uri("http://geocode.arcgis.com/arcgis/rest/services/World/GeocodeServer");
var locator = new OnlineLocatorTask(uri, string.Empty);
var findParams = new OnlineLocatorFindParameters(address);
findParams.OutSpatialReference = new SpatialReference(4326);
Graphic matchGraphic = new Graphic();
var results = await locator.FindAsync(findParams, new System.Threading.CancellationToken());
if (results.Count > 0)
{
matchGraphic.Geometry = results[0].Feature.Geometry;
matchGraphic.Attributes.Add("Name", address);
}
return(matchGraphic);
}
// Find matching places, create graphics and add them to the UI
private async void FindButton_Click(object sender, RoutedEventArgs e)
{
try
{
progress.Visibility = Visibility.Visible;
addressesGraphicsLayer.Graphics.Clear();
var param = new OnlineLocatorFindParameters(SearchTextBox.Text)
{
SearchExtent = mapView.Extent,
Location = mapView.Extent.GetCenter(),
Distance = mapView.Extent.Width / 2,
MaxLocations = 5,
OutSpatialReference = mapView.SpatialReference,
OutFields = OutFields.All
};
var candidateResults = await _locatorTask.FindAsync(param, CancellationToken.None);
var graphics = candidateResults
.Select(result => new Graphic(result.Feature.Geometry, new Dictionary<string, object> { { "Locator", result } }));
foreach (var graphic in graphics)
addressesGraphicsLayer.Graphics.Add(graphic);
}
catch (AggregateException ex)
{
var innermostExceptions = ex.Flatten().InnerExceptions;
if (innermostExceptions != null && innermostExceptions.Count > 0)
MessageBox.Show(string.Join(" > ", innermostExceptions.Select(i => i.Message).ToArray()));
else
MessageBox.Show(ex.Message);
}
catch (System.Exception ex)
{
MessageBox.Show(ex.Message);
}
finally
{
progress.Visibility = Visibility.Collapsed;
}
}
private async System.Threading.Tasks.Task<Graphic> FindAddress(string address)
{
var uri = new Uri("http://geocode.arcgis.com/arcgis/rest/services/World/GeocodeServer");
var locator = new OnlineLocatorTask(uri, string.Empty);
var findParams = new OnlineLocatorFindParameters(address);
findParams.OutSpatialReference = new SpatialReference(4326);
Graphic matchGraphic = null;
var results = await locator.FindAsync(findParams, new System.Threading.CancellationToken());
if (results.Count > 0)
{
var firstMatch = results[0].Feature;
var matchLocation = firstMatch.Geometry as MapPoint;
matchGraphic = new Graphic();
matchGraphic.Geometry = matchLocation;
matchGraphic.Attributes.Add("Name", address);
}
return matchGraphic;
}
private async void FindAddressButton_Click(object sender, RoutedEventArgs e)
{
try {
progress.Visibility = Visibility.Visible;
//The constructor takes two arguments: the URI for the geocode service and a token (required for secured services).
var uri = new Uri("http://geocode.arcgis.com/arcgis/rest/services/World/GeocodeServer");
var token = String.Empty;
var locator = new OnlineLocatorTask(uri, token);
// OnlineLocatorFindParameters object, which holds all relevant information for the address search.
//var findParams = new OnlineLocatorFindParameters(AddressTextBox.Text);
var findParams = new OnlineLocatorFindParameters(InputAddress.Text + " " + City.Text + " " + State.Text + " " + Zip.Text);
findParams.OutSpatialReference = MyMapView.SpatialReference;
findParams.SourceCountry = "US";
//
var results = await locator.FindAsync(findParams, new System.Threading.CancellationToken());
if (results.Count > 0)
{
var firstMatch = results[0].Feature;
var matchLocation = firstMatch.Geometry as MapPoint;
//Add a point graphic at the address location
var matchSym = new PictureMarkerSymbol();
var pictureUri = new Uri("http://static.arcgis.com/images/Symbols/Basic/GreenStickpin.png");
await matchSym.SetSourceAsync(pictureUri);
var matchGraphic = new Graphic(matchLocation, matchSym);
// Get a reference to the graphic layer you defined for the map, and add the new graphic.
var graphicsLayer = MyMap.Layers["MyGraphics"] as GraphicsLayer;
if (graphicsLayer.Graphics.Contains(oldGraphic))
{
graphicsLayer.Graphics.Remove(oldGraphic);
}
graphicsLayer.Graphics.Add(matchGraphic);
oldGraphic = matchGraphic;
// _graphicsOverlay.Graphics.Add(matchGraphic);
txtResult.Visibility = System.Windows.Visibility.Visible;
txtResult.Text = ("Address Found: " + matchLocation.X +", " + matchLocation.Y);
// zooms into pin point graphic:
//The Envelope is created by subtracting 1000 meters from the location's
//minimum X and Y values and adding 1000 meters to the maximum X and Y values.
var matchExtent = new Envelope(matchLocation.X,
matchLocation.Y,
matchLocation.X,
matchLocation.Y);
await MyMapView.SetViewAsync(matchExtent);
}
else
{
MessageBox.Show("Unable to find address. ");
return;
}
}
catch (Exception ex)
{
MessageBox.Show("Unable to find address. ", "");
}
}
private async void AddGraphics(string p_parameters, string p_textLabel )
{
// check if there is a previous pinpoint
//The constructor takes two arguments: the URI for the geocode service and a token (required for secured services).
var uri = new Uri("http://geocode.arcgis.com/arcgis/rest/services/World/GeocodeServer");
var token = String.Empty;
var locator = new OnlineLocatorTask(uri, token);
// OnlineLocatorFindParameters object, which holds all relevant information for the address search.
var findParams = new OnlineLocatorFindParameters(p_parameters);
findParams.OutSpatialReference = MyMapView.SpatialReference;
findParams.SourceCountry = "US";
//
var results = await locator.FindAsync(findParams, new System.Threading.CancellationToken());
if (results.Count > 0)
{
var firstMatch = results[0].Feature;
var matchLocation = firstMatch.Geometry as MapPoint;
//Add a point graphic at the address location
var matchSym = new PictureMarkerSymbol();
var pictureUri = new Uri("http://static.arcgis.com/images/Symbols/Animated/EnlargeGradientSymbol.png");
await matchSym.SetSourceAsync(pictureUri);
var matchGraphic = new Graphic(matchLocation, matchSym);
// Get a reference to the graphic layer you defined for the map, and add the new graphic.
var graphicsLayer = MyMap.Layers["MyGraphics"] as GraphicsLayer;
graphicsLayer.Graphics.Add(matchGraphic);
// create a text symbol: define color, font, size, and text for the label
var textSym = new Esri.ArcGISRuntime.Symbology.TextSymbol();
textSym.Color = Colors.DarkRed;
textSym.Font = new Esri.ArcGISRuntime.Symbology.SymbolFont("Arial", 12);
textSym.BackgroundColor = Colors.White;
textSym.Text = p_textLabel;
//textSym.Angle = -60;
// create a graphic for the text (apply TextSymbol)
var textGraphic = new Esri.ArcGISRuntime.Layers.Graphic(matchLocation, textSym);
graphicsLayer.Graphics.Add(textGraphic);
}
}
private async void geocoording_Click(object sender, RoutedEventArgs e)
{
//マップが準備できていなければ処理を行わない
if (!isMapReady) return;
//住所検索用のパラメータを作成
OnlineLocatorFindParameters parameters = new OnlineLocatorFindParameters(addressTextBox.Text)
{
MaxLocations = 5,
OutSpatialReference = SpatialReferences.WebMercator,
OutFields = OutFields.All
};
try
{
//住所の検索
IList<LocatorFindResult> resultCandidates = await onlineLocatorTask.FindAsync(parameters, CancellationToken.None);
//住所検索結果に対する処理（1つ以上候補が返されていれば処理を実行）
if (resultCandidates != null && resultCandidates.Count > 0)
{
//現在の結果を消去
geocodeResultGraphicsOverlay.Graphics.Clear();
//常に最初の候補を採用
LocatorFindResult candidate = resultCandidates.FirstOrDefault();
//最初の候補からグラフィックを作成
Graphic locatedPoint = new Graphic()
{
Geometry = candidate.Feature.Geometry,
};
//住所検索結果表示用のグラフィックスオーバーレイにグラフィックを追加
geocodeResultGraphicsOverlay.Graphics.Add(locatedPoint);
//追加したグラフィックの周辺に地図を拡大
await MyMapView.SetViewAsync((MapPoint)locatedPoint.Geometry, 36112);
}
//候補が一つも見つからない場合の処理
else
{
MessageBox.Show("住所検索：該当する場所がみつかりません。");
}
}
//エラーが発生した場合の処理
catch (Exception ex)
{
MessageBox.Show(string.Format("住所検索：{0}", ex.Message));
}
}