/// <summary>
/// Handles the click event of the Button and starts asynchronous geoprocessing.
/// </summary>
private void btnRunGP_Click(object sender, EventArgs e)
{
try
{
#region tidy up any previous gp runs
//Clear the ListView control
listView1.Items.Clear();
//Remove any result layers present in the map
IMapLayers mapLayers = axMapControl1.Map as IMapLayers;
foreach (IFeatureLayer resultLayer in _resultsList)
{
mapLayers.DeleteLayer(resultLayer);
}
axTOCControl1.Update();
//Empty the results layer list
_resultsList.Clear();
//make sure that my GP tool queue is empty
_myGPToolsToExecute.Clear();
#endregion
//Buffer the selected cities by the specified distance
ESRI.ArcGIS.AnalysisTools.Buffer bufferTool = new ESRI.ArcGIS.AnalysisTools.Buffer();
bufferTool.in_features = _layersDict["Cities"];
bufferTool.buffer_distance_or_field = txtBufferDistance.Text + " Miles";
bufferTool.out_feature_class = "city_buffer.shp";
//Clip the zip codes layer with the result of the buffer tool
ESRI.ArcGIS.AnalysisTools.Clip clipTool = new ESRI.ArcGIS.AnalysisTools.Clip();
clipTool.in_features = _layersDict["ZipCodes"];
clipTool.clip_features = bufferTool.out_feature_class;
clipTool.out_feature_class = "city_buffer_clip.shp";
//To run multiple GP tools asynchronously, all tool inputs must exist before ExecuteAsync is called.
//The output from the first buffer operation is used as an input to the second clip
//operation. To deal with this restriction a Queue is created and all tools added to it. The first tool
//is executed from this method, whereas the second is executed from the ToolExecuted event. This approach
//is scalable - any additional geoprocessing tools added to this queue will also be executed in turn.
_myGPToolsToExecute.Enqueue(bufferTool);
_myGPToolsToExecute.Enqueue(clipTool);
_gp.ExecuteAsync(_myGPToolsToExecute.Dequeue());
}
catch (Exception ex)
{
listView1.Items.Add(new ListViewItem(new string[2] {
"N/A", ex.Message
}, "error"));
}
}
public static void GetTysonPolygon()
{
IFeatureLayer pStudentLayer = Func.GetFeatureLayerByName("Students");
IFeatureLayer pChinaLayer = Func.GetFeatureLayerByName("BOUA_PJ");
string strOutput = Application.StartupPath + @"\Data\TysonAll.shp";
Geoprocessor gp = new Geoprocessor()
{
OverwriteOutput = true
};
ESRI.ArcGIS.AnalysisTools.CreateThiessenPolygons pCreateThiessenPolygons = new ESRI.ArcGIS.AnalysisTools.CreateThiessenPolygons()
{
in_features = pStudentLayer,
out_feature_class = strOutput,
fields_to_copy = "ONLY_FID"
};
IGeoProcessorResult pResult = gp.ExecuteAsync(pCreateThiessenPolygons);
new Timer()
{
Enabled = true,
Interval = 500
}.Tick += (sender, e) => {
if (pResult.Status == esriJobStatus.esriJobSucceeded)
{
ESRI.ArcGIS.AnalysisTools.Clip pClip = new ESRI.ArcGIS.AnalysisTools.Clip()
{
in_features = strOutput,
clip_features = pChinaLayer,
out_feature_class = Application.StartupPath + @"\Data\tyson.shp"
};
pResult = gp.ExecuteAsync(pClip);
new Timer()
{
Enabled = true,
Interval = 500
}.Tick += (sender2, e2) => {
if (pResult.Status == esriJobStatus.esriJobSucceeded)
{
m_pMapC2.AddShapeFile(Application.StartupPath + @"\Data", "tyson.shp");
SetTysonSymbol();
(sender2 as Timer).Enabled = false;
CloseWaitForm();
}
};
(sender as Timer).Enabled = false;
}
};
}
//注册要素类
/// <summary>
/// 返回true说明FeatureClass存在，返回false说明不存在，重新创建
/// </summary>
/// <param name="IN_ShapePath"></param>
/// <returns></returns>
private bool PRV_AddFeatureClass(string IN_ShapePath)
{
string Temp_Direction = System.IO.Path.GetDirectoryName(IN_ShapePath); //该Shp文件的目录
string Temp_Name = System.IO.Path.GetFileNameWithoutExtension(IN_ShapePath); //该Shp文件的名称
IWorkspaceFactory Temp_ShapeWorkFactory = new ShapefileWorkspaceFactory();
IFeatureWorkspace Temp_ShapeWorkspace = Temp_ShapeWorkFactory.OpenFromFile(Temp_Direction, 0) as IFeatureWorkspace;
IWorkspaceFactory Temp_AccessWorkFactory = new AccessWorkspaceFactory();
IFeatureWorkspace Temp_Workspace = Temp_AccessWorkFactory.OpenFromFile(S_MDBFile, 0) as IFeatureWorkspace;
IFeatureClassContainer tem_FeatureClassContainer = (IFeatureClassContainer)FDS_Featuredataset;
IEnumFeatureClass pEnumFeatureClass = (IEnumFeatureClass)tem_FeatureClassContainer.Classes;
IFeatureClass tem_FeatureClass = pEnumFeatureClass.Next();
while (null != tem_FeatureClass)
{
if (Temp_Name == tem_FeatureClass.AliasName)
{// return true;
}
tem_FeatureClass = pEnumFeatureClass.Next();
}
IFeatureClass Temp_FeatureClass = Temp_ShapeWorkspace.OpenFeatureClass(Temp_Name);
FeatureClassToFeatureClass Temp_FCToFC = new FeatureClassToFeatureClass(IN_ShapePath, S_MDBFile + "\\" + FDS_Featuredataset.Name, Temp_Name);//将Shp文件导入要素数据集
GP_Progress = GP_Tool.ExecuteAsync(Temp_FCToFC);
TH_TimeSpan = new Thread(PRV_GetStatus);//开辟线程计时
TH_TimeSpan.Start();
TH_TimeSpan.Join();
return(false);
// IFeatureClassContainer ss = (FDS_Featuredataset.Workspace as IFeatureWorkspace).OpenFeatureDataset(FDS_Featuredataset.Name) as IFeatureClassContainer;
// Console.WriteLine("完成");
}
private void MyMap_MouseClick(object sender, ESRI.ArcGIS.Client.Map.MouseEventArgs e)
{
_geoprocessorTask.CancelAsync();
GraphicsLayer graphicsLayer = MyMap.Layers["MyGraphicsLayer"] as GraphicsLayer;
graphicsLayer.ClearGraphics();
Graphic graphic = new Graphic()
{
Symbol = LayoutRoot.Resources["DefaultMarkerSymbol"] as Symbol,
Geometry = e.MapPoint,
};
graphic.Attributes.Add("Info", "Start location");
string latlon = String.Format("{0}, {1}", e.MapPoint.X, e.MapPoint.Y);
graphic.Attributes.Add("LatLon", latlon);
graphic.SetZIndex(1);
graphicsLayer.Graphics.Add(graphic);
List <GPParameter> parameters = new List <GPParameter>();
parameters.Add(new GPFeatureRecordSetLayer("Input_Location", e.MapPoint));
parameters.Add(new GPString("Drive_Times", "1 2 3"));
_geoprocessorTask.ExecuteAsync(parameters);
}
// Use geoprocessor to call drive times gp service and display results
private async void MyMapView_MapViewTapped(object sender, MapViewInputEventArgs e)
{
try
{
progress.Visibility = Visibility.Visible;
_inputOverlay.Graphics.Clear();
_inputOverlay.Graphics.Add(new Graphic(e.Location));
var parameter = new GPInputParameter();
parameter.GPParameters.Add(new GPFeatureRecordSetLayer("Input_Location", e.Location));
parameter.GPParameters.Add(new GPString("Drive_Times", "1 2 3"));
var result = await _gpTask.ExecuteAsync(parameter);
var features = result.OutParameters.OfType <GPFeatureRecordSetLayer>().First().FeatureSet.Features;
_resultsOverlay.Graphics.Clear();
_resultsOverlay.Graphics.AddRange(features.Select((fs, idx) => new Graphic(fs.Geometry, _bufferSymbols[idx])));
}
catch (Exception ex)
{
var _x = new MessageDialog(ex.Message, "Sample Error").ShowAsync();
}
finally
{
progress.Visibility = Visibility.Collapsed;
}
}
public FeatureLayerChangeVersion()
{
InitializeComponent();
featureLayer = (MyMap.Layers["ServiceConnections"] as FeatureLayer);
Geoprocessor gp_ListVersions = new Geoprocessor("http://sampleserver6.arcgisonline.com/arcgis/rest/services/GDBVersions/GPServer/ListVersions");
gp_ListVersions.Failed += (s, a) =>
{
MessageBox.Show("Geoprocessing service failed: " + a.Error);
};
gp_ListVersions.ExecuteCompleted += (c, d) =>
{
VersionsCombo.DataContext = (d.Results.OutParameters[0] as GPRecordSet).FeatureSet;
foreach (Graphic g in (d.Results.OutParameters[0] as GPRecordSet).FeatureSet.Features)
{
if ((g.Attributes["name"] as string) == featureLayer.GdbVersion)
{
VersionsCombo.SelectedValue = g;
break;
}
}
};
List <GPParameter> gpparams = new List <GPParameter>();
gpparams.Add(new GPRecordSet("Versions", new FeatureSet()));
gp_ListVersions.ExecuteAsync(gpparams);
}
public static void ClipRaster(string inRaster, string inClipFeature, string outTempRaster)
{
Clip clipTool = new Clip();
//set clip parameters
clipTool.in_raster = inRaster;
clipTool.out_raster = outTempRaster;
//clip extent
clipTool.in_template_dataset = inClipFeature;
Geoprocessor gp = new Geoprocessor();
gp.OverwriteOutput = true;
gp.AddOutputsToMap = false;
try
{
IGeoProcessorResult result = (IGeoProcessorResult)gp.ExecuteAsync(clipTool);
while(result.Status != esriJobStatus.esriJobSucceeded)
{
//Console.WriteLine(result.Status.ToString());
System.Threading.Thread.Sleep(100);
}
}
catch (Exception ex)
{
object level = 0;
Console.WriteLine(gp.GetMessages(ref level));
Console.WriteLine(" Failed to clip raster using ESRI clip tool " + ex.Message);
}
}
public static void ClipRaster(string inRaster, string inClipFeature, string outTempRaster)
{
Clip clipTool = new Clip();
//set clip parameters
clipTool.in_raster = inRaster;
clipTool.out_raster = outTempRaster;
//clip extent
clipTool.in_template_dataset = inClipFeature;
Geoprocessor gp = new Geoprocessor();
gp.OverwriteOutput = true;
gp.AddOutputsToMap = false;
try
{
IGeoProcessorResult result = (IGeoProcessorResult)gp.ExecuteAsync(clipTool);
while (result.Status != esriJobStatus.esriJobSucceeded)
{
//Console.WriteLine(result.Status.ToString());
System.Threading.Thread.Sleep(100);
}
}
catch (Exception ex)
{
object level = 0;
Console.WriteLine(gp.GetMessages(ref level));
Console.WriteLine(" Failed to clip raster using ESRI clip tool " + ex.Message);
}
}
public FeatureLayerChangeVersion()
{
InitializeComponent();
featureLayer = (MyMap.Layers["ServiceConnections"] as FeatureLayer);
Geoprocessor gp_ListVersions = new Geoprocessor("http://sampleserver6.arcgisonline.com/arcgis/rest/services/GDBVersions/GPServer/ListVersions");
gp_ListVersions.Failed += (s, a) =>
{
MessageBox.Show("Geoprocessing service failed: " + a.Error);
};
gp_ListVersions.ExecuteCompleted += (c, d) =>
{
VersionsCombo.DataContext = (d.Results.OutParameters[0] as GPRecordSet).FeatureSet;
foreach (Graphic g in (d.Results.OutParameters[0] as GPRecordSet).FeatureSet.Features)
{
if ((g.Attributes["name"] as string) == featureLayer.GdbVersion)
{
VersionsCombo.SelectedValue = g;
break;
}
}
};
List<GPParameter> gpparams = new List<GPParameter>();
gpparams.Add(new GPRecordSet("Versions", new FeatureSet()));
gp_ListVersions.ExecuteAsync(gpparams);
}
private void MyDrawObject_DrawComplete(object sender, ESRI.ArcGIS.Client.DrawEventArgs e)
{
MyDrawObject.IsEnabled = false;
GraphicsLayer graphicsLayer = MyMap.Layers["MyGraphicsLayer"] as GraphicsLayer;
graphicsLayer.ClearGraphics();
Graphic graphic = new Graphic()
{
Symbol = LayoutRoot.Resources["StartMarkerSymbol"] as Symbol,
Geometry = e.Geometry as MapPoint
};
graphicsLayer.Graphics.Add(graphic);
Geoprocessor geoprocessorTask = new Geoprocessor("http://sampleserver1.arcgisonline.com/ArcGIS/rest/services/" +
"Specialty/ESRI_Currents_World/GPServer/MessageInABottle");
geoprocessorTask.ExecuteCompleted += GeoprocessorTask_ExecuteCompleted;
geoprocessorTask.Failed += GeoprocessorTask_Failed;
List <GPParameter> parameters = new List <GPParameter>();
parameters.Add(new GPFeatureRecordSetLayer("Input_Point", e.Geometry as MapPoint));
parameters.Add(new GPDouble("Days", Convert.ToDouble(DaysTextBox.Text)));
geoprocessorTask.ExecuteAsync(parameters);
}
// ***********************************************************************************
// * ...Find the nearest Weather Station
// ***********************************************************************************
private void btnLookupWindDirection_Click(object sender, RoutedEventArgs e)
{
try
{
if (_spillLocationGraphicsLayer.Graphics.Count > 0)
{
List <GPParameter> parameters = new List <GPParameter>();
client.Projection.WebMercator wm = new client.Projection.WebMercator();
ESRI.ArcGIS.Client.Geometry.Geometry geoPoint = wm.ToGeographic(_spillLocationGraphicsLayer.Graphics[0].Geometry);
parameters.Add(new GPFeatureRecordSetLayer("Feature_Set", geoPoint));
Geoprocessor findNearestWSGPTask = new Geoprocessor(_findNearestWSURL);
findNearestWSGPTask.OutputSpatialReference = _mapWidget.Map.SpatialReference;
findNearestWSGPTask.ExecuteCompleted += findNearestWSGPTask_ExecuteCompleted;
findNearestWSGPTask.Failed += GeoprocessorTask_Failed;
findNearestWSGPTask.ExecuteAsync(parameters);
}
else
{
MessageBox.Show("Please add the incident location on the map first!", "Warning");
}
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
MessageBox.Show("Could not get wind direction!", "Error");
return;
}
}
private void MyMap_MouseClick(object sender, ESRI.ArcGIS.Client.Map.MouseEventArgs e)
{
_geoprocessorTask.CancelAsync();
GraphicsLayer graphicsLayer = MyMap.Layers["MyGraphicsLayer"] as GraphicsLayer;
graphicsLayer.ClearGraphics();
MapPoint mapPoint = e.MapPoint;
mapPoint.SpatialReference = new SpatialReference(4326);
Graphic graphic = new Graphic()
{
Symbol = LayoutRoot.Resources["StartMarkerSymbol"] as Symbol,
Geometry = mapPoint
};
graphicsLayer.Graphics.Add(graphic);
MyMap.Cursor = System.Windows.Input.Cursors.Wait;
List <GPParameter> parameters = new List <GPParameter>();
parameters.Add(new GPFeatureRecordSetLayer("Input_Observation_Point", mapPoint));
parameters.Add(new GPLinearUnit("Viewshed_Distance", esriUnits.esriMiles, Convert.ToDouble(MilesTextBox.Text)));
_geoprocessorTask.OutputSpatialReference = new SpatialReference(4326);
_geoprocessorTask.ExecuteAsync(parameters);
}
private async void MyMapView_MapViewTapped(object sender, MapViewInputEventArgs e)
{
// Convert screen point to map point
var mapPoint = MyMapView.ScreenToLocation(e.Position);
var layer = MyMapView.Map.Layers["InputLayer"] as GraphicsLayer;
layer.Graphics.Clear();
layer.Graphics.Add(new Graphic()
{
Geometry = mapPoint
});
string error = null;
Geoprocessor task = new Geoprocessor(new Uri("http://sampleserver1.arcgisonline.com/ArcGIS/rest/services/Network/ESRI_DriveTime_US/GPServer/CreateDriveTimePolygons"));
var parameter = new GPInputParameter();
parameter.GPParameters.Add(new GPFeatureRecordSetLayer("Input_Location", mapPoint));
parameter.GPParameters.Add(new GPString("Drive_Times", "1 2 3"));
try
{
var result = await task.ExecuteAsync(parameter);
var r = MyMapView.Map.Layers["ResultLayer"] as GraphicsLayer;
r.Graphics.Clear();
foreach (GPParameter gpParameter in result.OutParameters)
{
if (gpParameter is GPFeatureRecordSetLayer)
{
GPFeatureRecordSetLayer gpLayer = gpParameter as GPFeatureRecordSetLayer;
List <Esri.ArcGISRuntime.Symbology.Symbol> bufferSymbols = new List <Esri.ArcGISRuntime.Symbology.Symbol>(
new Esri.ArcGISRuntime.Symbology.Symbol[] { LayoutRoot.Resources["FillSymbol1"] as Esri.ArcGISRuntime.Symbology.Symbol,
LayoutRoot.Resources["FillSymbol2"] as Esri.ArcGISRuntime.Symbology.Symbol,
LayoutRoot.Resources["FillSymbol3"] as Esri.ArcGISRuntime.Symbology.Symbol });
int count = 0;
foreach (Graphic graphic in gpLayer.FeatureSet.Features)
{
graphic.Symbol = bufferSymbols[count];
graphic.Attributes.Add("Info", String.Format("{0} minute buffer ", 3 - count));
r.Graphics.Add(graphic);
count++;
}
}
}
}
catch (Exception ex)
{
error = "Geoprocessor service failed: " + ex.Message;
}
if (error != null)
{
await new MessageDialog(error).ShowAsync();
}
}
private async void OnStartViewShedCommand(object obj)
{
try
{
_inputOverlay = mapView.GraphicsOverlays["inputOverlay"];
_viewshedOverlay = mapView.GraphicsOverlays["ViewshedOverlay"];
string txtMiles = obj as string;
ViewShedEnabled = false;
_inputOverlay.Graphics.Clear();
_viewshedOverlay.Graphics.Clear();
//get the user's input point
var inputPoint = await mapView.Editor.RequestPointAsync();
ViewShedProgressVisible = Visibility.Visible;
_inputOverlay.Graphics.Add(new Graphic()
{
Geometry = inputPoint
});
var parameter = new GPInputParameter()
{
OutSpatialReference = SpatialReferences.WebMercator
};
parameter.GPParameters.Add(new GPFeatureRecordSetLayer("Input_Observation_Point", inputPoint));
parameter.GPParameters.Add(new GPLinearUnit("Viewshed_Distance ", LinearUnits.Miles, Convert.ToDouble(txtMiles)));
ToolStatus = "Processing on server...";
var result = await _gpTask.ExecuteAsync(parameter);
if (result == null || result.OutParameters == null || !(result.OutParameters[0] is GPFeatureRecordSetLayer))
{
throw new ApplicationException("No viewshed graphics returned for this start point.");
}
ToolStatus = "Finished processing. Retrieving results...";
var viewshedLayer = (GPFeatureRecordSetLayer)result.OutParameters[0];
_viewshedOverlay.Graphics.AddRange(viewshedLayer.FeatureSet.Features.OfType <Graphic>());
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Sample Error");
}
finally
{
ViewShedEnabled = true;
ViewShedProgressVisible = Visibility.Collapsed;
}
}
private async void MyMapView_MapViewTapped(object sender, MapViewInputEventArgs e)
{
// Convert screen point to map point
var mapPoint = MyMapView.ScreenToLocation(e.Position);
var layer = MyMapView.Map.Layers["InputLayer"] as GraphicsLayer;
layer.Graphics.Clear();
layer.Graphics.Add(new Graphic() { Geometry = mapPoint });
string error = null;
Geoprocessor task = new Geoprocessor(new Uri("http://sampleserver1.arcgisonline.com/ArcGIS/rest/services/Network/ESRI_DriveTime_US/GPServer/CreateDriveTimePolygons"));
var parameter = new GPInputParameter();
parameter.GPParameters.Add(new GPFeatureRecordSetLayer("Input_Location", mapPoint));
parameter.GPParameters.Add(new GPString("Drive_Times", "1 2 3"));
try
{
var result = await task.ExecuteAsync(parameter);
var r = MyMapView.Map.Layers["ResultLayer"] as GraphicsLayer;
r.Graphics.Clear();
foreach (GPParameter gpParameter in result.OutParameters)
{
if (gpParameter is GPFeatureRecordSetLayer)
{
GPFeatureRecordSetLayer gpLayer = gpParameter as GPFeatureRecordSetLayer;
List<Esri.ArcGISRuntime.Symbology.Symbol> bufferSymbols = new List<Esri.ArcGISRuntime.Symbology.Symbol>(
new Esri.ArcGISRuntime.Symbology.Symbol[] { LayoutRoot.Resources["FillSymbol1"] as Esri.ArcGISRuntime.Symbology.Symbol,
LayoutRoot.Resources["FillSymbol2"] as Esri.ArcGISRuntime.Symbology.Symbol,
LayoutRoot.Resources["FillSymbol3"] as Esri.ArcGISRuntime.Symbology.Symbol });
int count = 0;
foreach (Graphic graphic in gpLayer.FeatureSet.Features)
{
graphic.Symbol = bufferSymbols[count];
graphic.Attributes.Add("Info", String.Format("{0} minute buffer ", 3 - count));
r.Graphics.Add(graphic);
count++;
}
}
}
}
catch (Exception ex)
{
error = "Geoprocessor service failed: " + ex.Message;
}
if (error != null)
await new MessageDialog(error).ShowAsync();
}
private async void StartButton_Click(object sender, RoutedEventArgs e)
{
StartButton.IsEnabled = false;
ClearResultsButton.Visibility = Visibility.Collapsed;
//get the user's input point
var inputPoint = await MyMapView.Editor.RequestPointAsync();
//update UI elements
MyProgressRing.Visibility = Windows.UI.Xaml.Visibility.Visible;
MyProgressRing.IsActive = true;
viewshedLayer.Graphics.Clear();
inputLayer.Graphics.Clear();
inputLayer.Graphics.Add(new Graphic()
{
Geometry = inputPoint
});
Geoprocessor gpTask = new Geoprocessor(new Uri("http://sampleserver6.arcgisonline.com/arcgis/rest/services/Elevation/ESRI_Elevation_World/GPServer/Viewshed"));
var parameter = new GPInputParameter()
{
OutSpatialReference = SpatialReferences.WebMercator
};
parameter.GPParameters.Add(new GPFeatureRecordSetLayer("Input_Observation_Point", inputPoint));
parameter.GPParameters.Add(new GPLinearUnit("Viewshed_Distance ", LinearUnits.Miles, Convert.ToDouble(MilesTextBox.Text)));
var result = await gpTask.ExecuteAsync(parameter);
if (result == null || result.OutParameters == null || !(result.OutParameters[0] is GPFeatureRecordSetLayer))
{
throw new Exception("No viewshed graphics returned for this start point.");
}
var viewshedResult = result.OutParameters[0] as GPFeatureRecordSetLayer;
viewshedLayer.Graphics.AddRange(viewshedResult.FeatureSet.Features.OfType <Graphic>());
//Reset the UI
StatusTextBlock.Visibility = Windows.UI.Xaml.Visibility.Collapsed;
StartButton.IsEnabled = true;
ClearResultsButton.Visibility = Visibility.Visible;
MyProgressRing.Visibility = Windows.UI.Xaml.Visibility.Collapsed;
MyProgressRing.IsActive = false;
}
// Use geoprocessor to call drive times gp service and display results
private async void MyMapView_MapViewTapped(object sender, MapViewInputEventArgs e)
{
try
{
progress.Visibility = Visibility.Visible;
// If the _gpTask has completed successfully (or before it is run the first time), the _cancellationTokenSource is set to null.
// If it has not completed and the map is clicked/tapped again, set the _cancellationTokenSource to cancel the initial task.
if (_cancellationTokenSource != null)
{
_cancellationTokenSource.Cancel(); // Cancel previous operation
}
_cancellationTokenSource = new CancellationTokenSource();
_inputOverlay.Graphics.Clear();
_resultsOverlay.Graphics.Clear();
_inputOverlay.Graphics.Add(new Graphic(e.Location));
var parameter = new GPInputParameter();
parameter.GPParameters.Add(new GPFeatureRecordSetLayer("Input_Location", e.Location));
parameter.GPParameters.Add(new GPString("Drive_Times", "1 2 3"));
var result = await _gpTask.ExecuteAsync(parameter, _cancellationTokenSource.Token);
_cancellationTokenSource = null; // null out to show there are no pending operations
if (result != null)
{
var features = result.OutParameters.OfType <GPFeatureRecordSetLayer>().First().FeatureSet.Features;
_resultsOverlay.Graphics.AddRange(features.Select((fs, idx) => new Graphic(fs.Geometry, _bufferSymbols[idx])));
}
}
catch (OperationCanceledException)
{
// Catch this exception because it is expected (when task cancellation is successful).
// Catching it here prevents the message from being propagated to a MessageBox.
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Sample Error");
}
finally
{
progress.Visibility = Visibility.Collapsed;
}
}
private async void MyMapView_Tapped(object sender, Esri.ArcGISRuntime.Controls.MapViewInputEventArgs e)
{
try
{
Progress.Visibility = Visibility.Visible;
_inputOverlay.Graphics.Clear();
_inputOverlay.Graphics.Add(new Graphic()
{
Geometry = e.Location
});
Geoprocessor geoprocessorTask = new Geoprocessor(new Uri(MessageInABottleServiceUrl));
var parameter = new GPInputParameter()
{
OutSpatialReference = MyMapView.SpatialReference
};
var ptNorm = GeometryEngine.NormalizeCentralMeridian(e.Location);
var ptGeographic = GeometryEngine.Project(ptNorm, SpatialReferences.Wgs84) as MapPoint;
parameter.GPParameters.Add(new GPFeatureRecordSetLayer("Input_Point", ptGeographic));
parameter.GPParameters.Add(new GPDouble("Days", Convert.ToDouble(DaysTextBox.Text)));
var result = await geoprocessorTask.ExecuteAsync(parameter);
_resultsOverlay.Graphics.Clear();
foreach (GPParameter gpParameter in result.OutParameters)
{
if (gpParameter is GPFeatureRecordSetLayer)
{
GPFeatureRecordSetLayer gpLayer = gpParameter as GPFeatureRecordSetLayer;
_resultsOverlay.Graphics.AddRange(gpLayer.FeatureSet.Features.OfType <Graphic>());
}
}
}
catch (Exception ex)
{
var _x = new MessageDialog("Geoprocessor service failed: " + ex.Message, "Sample Error").ShowAsync();
}
finally
{
Progress.Visibility = Visibility.Collapsed;
}
}
private async void mapView1_Tapped(object sender, Esri.ArcGISRuntime.Controls.MapViewInputEventArgs e)
{
var mapPoint = e.Location;
var l = mapView1.Map.Layers["InputLayer"] as GraphicsLayer;
l.Graphics.Clear();
l.Graphics.Add(new Graphic()
{
Geometry = mapPoint
});
string error = null;
Geoprocessor geoprocessorTask = new Geoprocessor(new Uri("http://sampleserver1.arcgisonline.com/ArcGIS/rest/services/Specialty/ESRI_Currents_World/GPServer/MessageInABottle"));
var parameter = new GPInputParameter()
{
OutSpatialReference = mapView1.SpatialReference
};
var toGeographic = GeometryEngine.Project(mapPoint, new SpatialReference(4326)) as MapPoint;
parameter.GPParameters.Add(new GPFeatureRecordSetLayer("Input_Point", toGeographic));
parameter.GPParameters.Add(new GPDouble("Days", Convert.ToDouble(DaysTextBox.Text)));
try
{
var result = await geoprocessorTask.ExecuteAsync(parameter);
var r = mapView1.Map.Layers["ResultLayer"] as GraphicsLayer;
r.Graphics.Clear();
foreach (GPParameter gpParameter in result.OutParameters)
{
if (gpParameter is GPFeatureRecordSetLayer)
{
GPFeatureRecordSetLayer gpLayer = gpParameter as GPFeatureRecordSetLayer;
r.Graphics.AddRange(gpLayer.FeatureSet.Features.OfType <Graphic>());
}
}
}
catch (Exception ex)
{
error = "Geoprocessor service failed: " + ex.Message;
}
if (error != null)
{
await new MessageDialog(error).ShowAsync();
}
}
// Begin geoprocessing with a user tap on the map
private async void mapView_MapViewTapped(object sender, Esri.ArcGISRuntime.Controls.MapViewInputEventArgs e)
{
try
{
Progress.Visibility = Visibility.Visible;
InputLayer.Graphics.Clear();
InputLayer.Graphics.Add(new Graphic()
{
Geometry = e.Location
});
Geoprocessor geoprocessorTask = new Geoprocessor(
new Uri("http://sampleserver1.arcgisonline.com/ArcGIS/rest/services/Specialty/ESRI_Currents_World/GPServer/MessageInABottle"));
var parameter = new GPInputParameter()
{
OutSpatialReference = mapView.SpatialReference
};
var ptNorm = GeometryEngine.NormalizeCentralMeridianOfGeometry(e.Location);
var ptGeographic = GeometryEngine.Project(ptNorm, SpatialReferences.Wgs84) as MapPoint;
parameter.GPParameters.Add(new GPFeatureRecordSetLayer("Input_Point", ptGeographic));
parameter.GPParameters.Add(new GPDouble("Days", Convert.ToDouble(DaysTextBox.Text)));
var result = await geoprocessorTask.ExecuteAsync(parameter);
ResultLayer.Graphics.Clear();
foreach (GPParameter gpParameter in result.OutParameters)
{
if (gpParameter is GPFeatureRecordSetLayer)
{
GPFeatureRecordSetLayer gpLayer = gpParameter as GPFeatureRecordSetLayer;
ResultLayer.Graphics.AddRange(gpLayer.FeatureSet.Features);
}
}
}
catch (Exception ex)
{
MessageBox.Show("Geoprocessor service failed: " + ex.Message, "Sample Error");
}
finally
{
Progress.Visibility = Visibility.Collapsed;
}
}
// Accept user boundary line and run the Geoprocessing Task to summarize population
private async void SummarizePopulationButton_Click(object sender, RoutedEventArgs e)
{
try
{
txtResult.Visibility = System.Windows.Visibility.Collapsed;
AreaLayer.Graphics.Clear();
var boundary = await mapView.Editor.RequestShapeAsync(DrawShape.Freehand) as Polyline;
var polygon = new Polygon(boundary, mapView.SpatialReference);
polygon = GeometryEngine.Simplify(polygon) as Polygon;
AreaLayer.Graphics.Add(new Graphic()
{
Geometry = polygon
});
progress.Visibility = Visibility.Visible;
Geoprocessor geoprocessorTask = new Geoprocessor(
new Uri("http://sampleserver1.arcgisonline.com/ArcGIS/rest/services/Demographics/ESRI_Population_World/GPServer/PopulationSummary"));
var parameter = new GPInputParameter()
{
OutSpatialReference = mapView.SpatialReference
};
parameter.GPParameters.Add(new GPFeatureRecordSetLayer("inputPoly", polygon));
var result = await geoprocessorTask.ExecuteAsync(parameter);
GPRecordSet rs = result.OutParameters.OfType <GPRecordSet>().FirstOrDefault();
if (rs != null && rs.FeatureSet.Features != null)
{
int population = Convert.ToInt32(rs.FeatureSet.Features[0].Attributes["SUM"]);
txtResult.Visibility = System.Windows.Visibility.Visible;
txtResult.Text = string.Format("Area Population: {0:N0}", population);
}
}
catch (Exception ex)
{
MessageBox.Show("Geoprocessor service failed: " + ex.Message, "Sample Error");
}
finally
{
progress.Visibility = Visibility.Collapsed;
}
}
// Get the users click point on the map and fire off a GP Job to calculate the viewshed
private async void StartButton_Click(object sender, RoutedEventArgs e)
{
try
{
uiPanel.IsEnabled = false;
_inputOverlay.Graphics.Clear();
_viewshedOverlay.Graphics.Clear();
//get the user's input point
var inputPoint = await MyMapView.Editor.RequestPointAsync();
progress.Visibility = Visibility.Visible;
_inputOverlay.Graphics.Add(new Graphic()
{
Geometry = inputPoint
});
var parameter = new GPInputParameter()
{
OutSpatialReference = SpatialReferences.WebMercator
};
parameter.GPParameters.Add(new GPFeatureRecordSetLayer("Input_Observation_Point", inputPoint));
parameter.GPParameters.Add(new GPLinearUnit("Viewshed_Distance", LinearUnits.Miles, Convert.ToDouble(txtMiles.Text)));
txtStatus.Text = "Processing on server...";
var result = await _gpTask.ExecuteAsync(parameter);
if (result == null || result.OutParameters == null || !(result.OutParameters[0] is GPFeatureRecordSetLayer))
{
throw new ApplicationException("No viewshed graphics returned for this start point.");
}
txtStatus.Text = "Finished processing. Retrieving results...";
var viewshedLayer = result.OutParameters[0] as GPFeatureRecordSetLayer;
_viewshedOverlay.Graphics.AddRange(viewshedLayer.FeatureSet.Features.OfType <Graphic>());
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Sample Error");
}
finally
{
uiPanel.IsEnabled = true;
progress.Visibility = Visibility.Collapsed;
}
}
// Accept user boundary line and run the Geoprocessing Task to summarize population
private async void SummarizePopulationButton_Click(object sender, RoutedEventArgs e)
{
try
{
txtResult.Visibility = Visibility.Collapsed;
_areaOverlay.Graphics.Clear();
var boundary = await MyMapView.Editor.RequestShapeAsync(DrawShape.Freehand) as Polyline;
var polygon = new Polygon(boundary.Parts, MyMapView.SpatialReference);
polygon = GeometryEngine.Simplify(polygon) as Polygon;
_areaOverlay.Graphics.Add(new Graphic()
{
Geometry = polygon
});
progress.Visibility = Visibility.Visible;
Geoprocessor geoprocessorTask = new Geoprocessor(new Uri(PopulationSummaryServiceUrl));
var parameter = new GPInputParameter()
{
OutSpatialReference = MyMapView.SpatialReference
};
parameter.GPParameters.Add(new GPFeatureRecordSetLayer("inputPoly", polygon));
var result = await geoprocessorTask.ExecuteAsync(parameter);
GPRecordSet rs = result.OutParameters.OfType <GPRecordSet>().FirstOrDefault();
if (rs != null && rs.FeatureSet.Features != null)
{
int population = Convert.ToInt32(rs.FeatureSet.Features[0].Attributes["SUM"]);
txtResult.Visibility = Visibility.Visible;
txtResult.Text = string.Format("Area Population: {0:N0}", population);
}
}
catch (Exception ex)
{
var _x = new MessageDialog(ex.Message, "Sample Error").ShowAsync();
}
finally
{
progress.Visibility = Visibility.Collapsed;
}
}
/// <summary>
/// 调用GP执行具体的tool
/// </summary>
/// <param name="process"></param>
/// <returns></returns>
private static bool RunGPTool(IGPProcess process)
{
try
{
Geoprocessor GP = new Geoprocessor();
GP.OverwriteOutput = true;
IGeoProcessorResult result = (IGeoProcessorResult)GP.ExecuteAsync(process);
if (result != null && result.Status == ESRI.ArcGIS.esriSystem.esriJobStatus.esriJobSucceeded)
{
return(true);
}
return(false);
}
catch
{
throw;
}
}
public async void CreateViewshed()
{
// // get a point from the user
var mapPoint = await this.mapView.Editor.RequestPointAsync();
// clear the graphics layers
this.viewshedGraphicsLayer.Graphics.Clear();
this.inputGraphicsLayer.Graphics.Clear();
// add new graphic to layer
this.inputGraphicsLayer.Graphics.Add(new Graphic {
Geometry = mapPoint, Symbol = this.sms
});
// specify the input parameters
var parameter = new GPInputParameter()
{
OutSpatialReference = SpatialReferences.WebMercator
};
parameter.GPParameters.Add(new GPFeatureRecordSetLayer("Input_Observation_Point", mapPoint));
parameter.GPParameters.Add(new GPLinearUnit("Viewshed_Distance", LinearUnits.Miles, this.distance));
// Send to the server
this.Status = "Processing on server...";
var result = await gpTask.ExecuteAsync(parameter);
if (result == null || result.OutParameters == null || !(result.OutParameters[0] is GPFeatureRecordSetLayer))
{
throw new ApplicationException("No viewshed graphics returned for this start point.");
}
// process the output
this.Status = "Finished processing. Retrieving results...";
var viewshedLayer = result.OutParameters[0] as GPFeatureRecordSetLayer;
var features = viewshedLayer.FeatureSet.Features;
foreach (Feature feature in features)
{
this.viewshedGraphicsLayer.Graphics.Add(feature as Graphic);
}
this.Status = "Finished!!";
}
private void MyMap_MouseClick(object sender, ESRI.ArcGIS.Client.Map.MouseEventArgs e)
{
Graphic graphic = new Graphic()
{
Symbol = LayoutRoot.Resources["StartMarkerSymbol"] as Symbol,
Geometry = e.MapPoint
};
_graphicsLayer.Graphics.Add(graphic);
Geoprocessor geoprocessorTask = new Geoprocessor("http://sampleserver1.arcgisonline.com/ArcGIS/rest/services/Specialty/ESRI_Currents_World/GPServer/MessageInABottle");
geoprocessorTask.ExecuteCompleted += GeoprocessorTask_ExecuteCompleted;
geoprocessorTask.Failed += GeoprocessorTask_Failed;
geoprocessorTask.OutputSpatialReference = MyMap.SpatialReference;
List<GPParameter> parameters = new List<GPParameter>();
parameters.Add(new GPFeatureRecordSetLayer("Input_Point", _mercator.ToGeographic(e.MapPoint)));
parameters.Add(new GPDouble("Days", Convert.ToDouble(DaysTextBox.Text)));
geoprocessorTask.ExecuteAsync(parameters);
}
public FeatureLayerChangeVersion()
{
InitializeComponent();
Geoprocessor gp_ListVersions = new Geoprocessor("http://sampleserver6.arcgisonline.com/arcgis/rest/services/GDBVersions/GPServer/ListVersions");
gp_ListVersions.Failed += (s, a) =>
{
MessageBox.Show("Geoprocessing service failed: " + a.Error);
};
gp_ListVersions.ExecuteCompleted += (c, d) =>
{
VersionsCombo.DataContext = (d.Results.OutParameters[0] as GPRecordSet).FeatureSet;
VersionsCombo.SelectedIndex = 0;
};
List<GPParameter> gpparams = new List<GPParameter>();
gpparams.Add(new GPRecordSet("Versions", new FeatureSet()));
gp_ListVersions.ExecuteAsync(gpparams);
}
private async void MyMapView_Tapped(object sender, Esri.ArcGISRuntime.Controls.MapViewInputEventArgs e)
{
try
{
Progress.Visibility = Visibility.Visible;
_inputOverlay.Graphics.Clear();
_inputOverlay.Graphics.Add(new Graphic() { Geometry = e.Location });
Geoprocessor geoprocessorTask = new Geoprocessor(new Uri(MessageInABottleServiceUrl));
var parameter = new GPInputParameter() { OutSpatialReference = MyMapView.SpatialReference };
var ptNorm = GeometryEngine.NormalizeCentralMeridian(e.Location);
var ptGeographic = GeometryEngine.Project(ptNorm, SpatialReferences.Wgs84) as MapPoint;
parameter.GPParameters.Add(new GPFeatureRecordSetLayer("Input_Point", ptGeographic));
parameter.GPParameters.Add(new GPDouble("Days", Convert.ToDouble(DaysTextBox.Text)));
var result = await geoprocessorTask.ExecuteAsync(parameter);
_resultsOverlay.Graphics.Clear();
foreach (GPParameter gpParameter in result.OutParameters)
{
if (gpParameter is GPFeatureRecordSetLayer)
{
GPFeatureRecordSetLayer gpLayer = gpParameter as GPFeatureRecordSetLayer;
_resultsOverlay.Graphics.AddRange(gpLayer.FeatureSet.Features.OfType<Graphic>());
}
}
}
catch (Exception ex)
{
var _x = new MessageDialog("Geoprocessor service failed: " + ex.Message, "Sample Error").ShowAsync();
}
finally
{
Progress.Visibility = Visibility.Collapsed;
}
}
public FeatureLayerChangeVersion()
{
InitializeComponent();
Geoprocessor gp_ListVersions = new Geoprocessor("http://sampleserver6.arcgisonline.com/arcgis/rest/services/GDBVersions/GPServer/ListVersions");
gp_ListVersions.Failed += (s, a) =>
{
MessageBox.Show("Geoprocessing service failed: " + a.Error);
};
gp_ListVersions.ExecuteCompleted += (c, d) =>
{
VersionsCombo.DataContext = (d.Results.OutParameters[0] as GPRecordSet).FeatureSet;
VersionsCombo.SelectedIndex = 0;
};
List <GPParameter> gpparams = new List <GPParameter>();
gpparams.Add(new GPRecordSet("Versions", new FeatureSet()));
gp_ListVersions.ExecuteAsync(gpparams);
}
// Begin geoprocessing with a user tap on the map
private async void mapView_MapViewTapped(object sender, Esri.ArcGISRuntime.Controls.MapViewInputEventArgs e)
{
try
{
Progress.Visibility = Visibility.Visible;
InputLayer.Graphics.Clear();
InputLayer.Graphics.Add(new Graphic() { Geometry = e.Location });
Geoprocessor geoprocessorTask = new Geoprocessor(
new Uri("http://sampleserver1.arcgisonline.com/ArcGIS/rest/services/Specialty/ESRI_Currents_World/GPServer/MessageInABottle"));
var parameter = new GPInputParameter() { OutSpatialReference = mapView.SpatialReference };
var ptNorm = GeometryEngine.NormalizeCentralMeridianOfGeometry(e.Location);
var ptGeographic = GeometryEngine.Project(ptNorm, SpatialReferences.Wgs84) as MapPoint;
parameter.GPParameters.Add(new GPFeatureRecordSetLayer("Input_Point", ptGeographic));
parameter.GPParameters.Add(new GPDouble("Days", Convert.ToDouble(DaysTextBox.Text)));
var result = await geoprocessorTask.ExecuteAsync(parameter);
ResultLayer.Graphics.Clear();
foreach (GPParameter gpParameter in result.OutParameters)
{
if (gpParameter is GPFeatureRecordSetLayer)
{
GPFeatureRecordSetLayer gpLayer = gpParameter as GPFeatureRecordSetLayer;
ResultLayer.Graphics.AddRange(gpLayer.FeatureSet.Features);
}
}
}
catch (Exception ex)
{
MessageBox.Show("Geoprocessor service failed: " + ex.Message, "Sample Error");
}
finally
{
Progress.Visibility = Visibility.Collapsed;
}
}
// Accept user boundary line and run the Geoprocessing Task to summarize population
private async void SummarizePopulationButton_Click(object sender, RoutedEventArgs e)
{
try
{
txtResult.Visibility = System.Windows.Visibility.Collapsed;
AreaLayer.Graphics.Clear();
var boundary = await mapView.Editor.RequestShapeAsync(DrawShape.Freehand) as Polyline;
var polygon = new Polygon(boundary, mapView.SpatialReference);
polygon = GeometryEngine.Simplify(polygon) as Polygon;
AreaLayer.Graphics.Add(new Graphic() { Geometry = polygon });
progress.Visibility = Visibility.Visible;
Geoprocessor geoprocessorTask = new Geoprocessor(
new Uri("http://sampleserver1.arcgisonline.com/ArcGIS/rest/services/Demographics/ESRI_Population_World/GPServer/PopulationSummary"));
var parameter = new GPInputParameter() { OutSpatialReference = mapView.SpatialReference };
parameter.GPParameters.Add(new GPFeatureRecordSetLayer("inputPoly", polygon));
var result = await geoprocessorTask.ExecuteAsync(parameter);
GPRecordSet rs = result.OutParameters.OfType<GPRecordSet>().FirstOrDefault();
if (rs != null && rs.FeatureSet.Features != null)
{
int population = Convert.ToInt32(rs.FeatureSet.Features[0].Attributes["SUM"]);
txtResult.Visibility = System.Windows.Visibility.Visible;
txtResult.Text = string.Format("Area Population: {0:N0}", population);
}
}
catch (Exception ex)
{
MessageBox.Show("Geoprocessor service failed: " + ex.Message, "Sample Error");
}
finally
{
progress.Visibility = Visibility.Collapsed;
}
}
private async void mapView1_Tapped(object sender, Esri.ArcGISRuntime.Controls.MapViewInputEventArgs e)
{
var mapPoint = e.Location;
var l = mapView1.Map.Layers["InputLayer"] as GraphicsLayer;
l.Graphics.Clear();
l.Graphics.Add(new Graphic() { Geometry = mapPoint });
string error = null;
Geoprocessor geoprocessorTask = new Geoprocessor(new Uri("http://sampleserver1.arcgisonline.com/ArcGIS/rest/services/Specialty/ESRI_Currents_World/GPServer/MessageInABottle"));
var parameter = new GPInputParameter()
{
OutSpatialReference = mapView1.SpatialReference
};
var toGeographic = GeometryEngine.Project(mapPoint, new SpatialReference(4326)) as MapPoint;
parameter.GPParameters.Add(new GPFeatureRecordSetLayer("Input_Point", toGeographic));
parameter.GPParameters.Add(new GPDouble("Days", Convert.ToDouble(DaysTextBox.Text)));
try
{
var result = await geoprocessorTask.ExecuteAsync(parameter);
var r = mapView1.Map.Layers["ResultLayer"] as GraphicsLayer;
r.Graphics.Clear();
foreach (GPParameter gpParameter in result.OutParameters)
{
if (gpParameter is GPFeatureRecordSetLayer)
{
GPFeatureRecordSetLayer gpLayer = gpParameter as GPFeatureRecordSetLayer;
r.Graphics.AddRange(gpLayer.FeatureSet.Features.OfType<Graphic>());
}
}
}
catch (Exception ex)
{
error = "Geoprocessor service failed: " + ex.Message;
}
if (error != null)
await new MessageDialog(error).ShowAsync();
}
// Accept user boundary line and run the Geoprocessing Task to summarize population
private async void SummarizePopulationButton_Click(object sender, RoutedEventArgs e)
{
try
{
txtResult.Visibility = Visibility.Collapsed;
_areaOverlay.Graphics.Clear();
var boundary = await MyMapView.Editor.RequestShapeAsync(DrawShape.Freehand) as Polyline;
var polygon = new Polygon(boundary.Parts, MyMapView.SpatialReference);
polygon = GeometryEngine.Simplify(polygon) as Polygon;
_areaOverlay.Graphics.Add(new Graphic() { Geometry = polygon });
progress.Visibility = Visibility.Visible;
Geoprocessor geoprocessorTask = new Geoprocessor(new Uri(PopulationSummaryServiceUrl));
var parameter = new GPInputParameter() { OutSpatialReference = MyMapView.SpatialReference };
parameter.GPParameters.Add(new GPFeatureRecordSetLayer("inputPoly", polygon));
var result = await geoprocessorTask.ExecuteAsync(parameter);
GPRecordSet rs = result.OutParameters.OfType<GPRecordSet>().FirstOrDefault();
if (rs != null && rs.FeatureSet.Features != null)
{
int population = Convert.ToInt32(rs.FeatureSet.Features[0].Attributes["SUM"]);
txtResult.Visibility = Visibility.Visible;
txtResult.Text = string.Format("Area Population: {0:N0}", population);
}
}
catch (Exception ex)
{
var _x = new MessageDialog(ex.Message, "Sample Error").ShowAsync();
}
finally
{
progress.Visibility = Visibility.Collapsed;
}
}
private async void StartButton_Click(object sender, RoutedEventArgs e)
{
StartButton.IsEnabled = false;
ClearResultsButton.Visibility = Visibility.Collapsed;
//get the user's input point
var inputPoint = await MyMapView.Editor.RequestPointAsync();
//update UI elements
MyProgressRing.Visibility = Windows.UI.Xaml.Visibility.Visible;
MyProgressRing.IsActive = true;
viewshedLayer.Graphics.Clear();
inputLayer.Graphics.Clear();
inputLayer.Graphics.Add(new Graphic() { Geometry = inputPoint });
Geoprocessor gpTask = new Geoprocessor(new Uri("http://sampleserver6.arcgisonline.com/arcgis/rest/services/Elevation/ESRI_Elevation_World/GPServer/Viewshed"));
var parameter = new GPInputParameter() { OutSpatialReference = SpatialReferences.WebMercator };
parameter.GPParameters.Add(new GPFeatureRecordSetLayer("Input_Observation_Point", inputPoint));
parameter.GPParameters.Add(new GPLinearUnit("Viewshed_Distance ", LinearUnits.Miles, Convert.ToDouble(MilesTextBox.Text)));
var result = await gpTask.ExecuteAsync(parameter);
if (result == null || result.OutParameters == null || !(result.OutParameters[0] is GPFeatureRecordSetLayer))
throw new Exception("No viewshed graphics returned for this start point.");
var viewshedResult = result.OutParameters[0] as GPFeatureRecordSetLayer;
viewshedLayer.Graphics.AddRange(viewshedResult.FeatureSet.Features.OfType<Graphic>());
//Reset the UI
StatusTextBlock.Visibility = Windows.UI.Xaml.Visibility.Collapsed;
StartButton.IsEnabled = true;
ClearResultsButton.Visibility = Visibility.Visible;
MyProgressRing.Visibility = Windows.UI.Xaml.Visibility.Collapsed;
MyProgressRing.IsActive = false;
}
private void MyMap_MouseClick(object sender, ESRI.ArcGIS.Client.Map.MouseEventArgs e)
{
Graphic graphic = new Graphic()
{
Symbol = LayoutRoot.Resources["StartMarkerSymbol"] as Symbol,
Geometry = e.MapPoint
};
_graphicsLayer.Graphics.Add(graphic);
Geoprocessor geoprocessorTask = new Geoprocessor("http://sampleserver1.arcgisonline.com/ArcGIS/rest/services/Specialty/ESRI_Currents_World/GPServer/MessageInABottle");
geoprocessorTask.ExecuteCompleted += GeoprocessorTask_ExecuteCompleted;
geoprocessorTask.Failed += GeoprocessorTask_Failed;
geoprocessorTask.OutputSpatialReference = MyMap.SpatialReference;
List <GPParameter> parameters = new List <GPParameter>();
parameters.Add(new GPFeatureRecordSetLayer("Input_Point", _mercator.ToGeographic(e.MapPoint)));
parameters.Add(new GPDouble("Days", Convert.ToDouble(DaysTextBox.Text)));
geoprocessorTask.ExecuteAsync(parameters);
}
private void MyDrawObject_OnDrawComplete(object sender, DrawEventArgs args)
{
GraphicsLayer graphicsLayer = MyMap.Layers["MyGraphicsLayer"] as GraphicsLayer;
Graphic graphic = new Graphic()
{
Symbol = LayoutRoot.Resources["BlueLineSymbol"] as Symbol,
Geometry = args.Geometry
};
graphicsLayer.Graphics.Add(graphic);
Geoprocessor geoprocessorTask = new Geoprocessor("http://sampleserver2.arcgisonline.com/ArcGIS/rest/services/" +
"Elevation/ESRI_Elevation_World/GPServer/ProfileService");
geoprocessorTask.ExecuteCompleted += GeoprocessorTask_ExecuteCompleted;
geoprocessorTask.Failed += GeoprocessorTask_Failed;
List<GPParameter> parameters = new List<GPParameter>();
parameters.Add(new GPFeatureRecordSetLayer("Input_Polylines", args.Geometry));
parameters.Add(new GPLong("Image_Width", 600));
parameters.Add(new GPLong("Image_Height", 250));
parameters.Add(new GPBoolean("Display_Segments", true));
geoprocessorTask.ExecuteAsync(parameters);
}
// ***********************************************************************************
// * ...Find the nearest Weather Station
// ***********************************************************************************
private void btnLookupWindDirection_Click(object sender, RoutedEventArgs e)
{
try
{
if (_spillLocationGraphicsLayer.Graphics.Count > 0)
{
List<GPParameter> parameters = new List<GPParameter>();
client.Projection.WebMercator wm = new client.Projection.WebMercator();
ESRI.ArcGIS.Client.Geometry.Geometry geoPoint = wm.ToGeographic(_spillLocationGraphicsLayer.Graphics[0].Geometry);
parameters.Add(new GPFeatureRecordSetLayer("Feature_Set", geoPoint));
Geoprocessor findNearestWSGPTask = new Geoprocessor(_findNearestWSURL);
findNearestWSGPTask.OutputSpatialReference = _mapWidget.Map.SpatialReference;
findNearestWSGPTask.ExecuteCompleted += findNearestWSGPTask_ExecuteCompleted;
findNearestWSGPTask.Failed += GeoprocessorTask_Failed;
findNearestWSGPTask.ExecuteAsync(parameters);
}
else
{
MessageBox.Show("Please add the incident location on the map first!", "Warning");
}
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
MessageBox.Show("Could not get wind direction!", "Error");
return;
}
}
private void MyDrawObject_DrawComplete(object sender, ESRI.ArcGIS.Client.DrawEventArgs e)
{
MyDrawObject.IsEnabled = false;
GraphicsLayer graphicsLayer = MyMap.Layers["MyGraphicsLayer"] as GraphicsLayer;
graphicsLayer.ClearGraphics();
Graphic graphic = new Graphic()
{
Symbol = LayoutRoot.Resources["StartMarkerSymbol"] as Symbol,
Geometry = e.Geometry as MapPoint
};
graphicsLayer.Graphics.Add(graphic);
Geoprocessor geoprocessorTask = new Geoprocessor("http://sampleserver1.arcgisonline.com/ArcGIS/rest/services/" +
"Specialty/ESRI_Currents_World/GPServer/MessageInABottle");
geoprocessorTask.ExecuteCompleted += GeoprocessorTask_ExecuteCompleted;
geoprocessorTask.Failed += GeoprocessorTask_Failed;
List<GPParameter> parameters = new List<GPParameter>();
parameters.Add(new GPFeatureRecordSetLayer("Input_Point", e.Geometry as MapPoint));
parameters.Add(new GPDouble("Days", Convert.ToDouble(DaysTextBox.Text)));
geoprocessorTask.ExecuteAsync(parameters);
}
// ***********************************************************************************
// * ...Execute Placard of ERG Chemical GP Tool
// ***********************************************************************************
private void btnSolve_Click(object sender, RoutedEventArgs e)
{
try
{
if (_spillLocationGraphicsLayer.Graphics.Count > 0)
{
Geoprocessor geoprocessorTask = new Geoprocessor();
if (cmbChemicalOrPlacardType.SelectedValue == null)
{
MessageBox.Show("Check your material or placard type!", "Error");
return;
}
var materialType = cmbChemicalOrPlacardType.SelectedValue.ToString();
var spillTime = cmbSpillTime.SelectedValue.ToString();
var spillSize = cmbSpillSize.SelectedValue.ToString();
var windDir = Convert.ToInt32(windDirection.Value);
List<GPParameter> parameters = new List<GPParameter>();
parameters.Add(new GPFeatureRecordSetLayer("in_features", new FeatureSet(_spillLocationGraphicsLayer.Graphics)));
if (cmbChemicalorPlacard.SelectedValue.ToString() == "Chemical")
{
geoprocessorTask.Url = _chemicalURL;
parameters.Add(new GPString("material_type", materialType));
geoprocessorTask.JobCompleted += ergChemicalGeoprocessorTask_JobCompleted;
}
else
{
geoprocessorTask.Url = _placardURL;
geoprocessorTask.JobCompleted += ergPlacardGeoprocessorTask_JobCompleted;
parameters.Add(new GPString("placard_id", materialType));
}
geoprocessorTask.OutputSpatialReference = _mapWidget.Map.SpatialReference;
geoprocessorTask.ProcessSpatialReference = _mapWidget.Map.SpatialReference;
if (_windDirectionQuestionResult == MessageBoxResult.No)
parameters.Add(new GPLong("wind_bearing", windDir));
else
parameters.Add(new GPLong("wind_bearing", _windDirectionTo));
parameters.Add(new GPString("time_of_day", spillTime));
parameters.Add(new GPString("spill_size", spillSize));
if (_gpExecutionType == "esriExecutionTypeSynchronous")
{
geoprocessorTask.ExecuteCompleted += ERGGeoprocessorTask_ExecuteCompleted;
geoprocessorTask.Failed += GeoprocessorTask_Failed;
geoprocessorTask.ExecuteAsync(parameters);
}
else
geoprocessorTask.SubmitJobAsync(parameters);
}
else
MessageBox.Show("Please add spill location on the map", "Error");
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
return;
}
}
// On tap, get an input line and perform a buffer and clip operation
private async void mapView1_Tap(object sender, MapViewInputEventArgs e)
{
if (BusyVisibility == Visibility.Visible)
{
MessageBox.Show("Please wait until the current operation is complete.");
return;
}
// Show busy UI
BusyVisibility = Visibility.Visible;
// Clear previous results
TapPoints.Clear();
Currents.Clear();
// Create graphic and add to tap points
var g = new Graphic() { Geometry = e.Location };
TapPoints.Add(g);
string error = null;
// Initialize the Geoprocessing task with the drive time calculation service endpoint
Geoprocessor task = new Geoprocessor(new Uri("http://sampleserver1.arcgisonline.com/ArcGIS/rest/services/" +
"Specialty/ESRI_Currents_World/GPServer/MessageInABottle"));
// Initialize input parameters
var parameter = new GPInputParameter()
{
OutSpatialReference = SpatialReferences.WebMercator
};
var projectedMapPoint = GeometryEngine.Project(e.Location, SpatialReferences.Wgs84);
parameter.GPParameters.Add(new GPFeatureRecordSetLayer("Input_Point", projectedMapPoint));
parameter.GPParameters.Add(new GPDouble("Days", Days));
try
{
// Run the operation
var result = await task.ExecuteAsync(parameter);
// Check that layers were returned from the operation
var outputLayers = result.OutParameters.OfType<GPFeatureRecordSetLayer>();
if (outputLayers.Count() > 0)
{
// Get the first layer returned - this will be the drive time areas
var outputLayer = outputLayers.First();
if (outputLayer.FeatureSet != null && outputLayer.FeatureSet.Features != null)
{
// Instead of adding ocean current features one-by-one, update the collection all at once to
// allow the map to render the new features in one rendering pass.
Currents = new ObservableCollection<Graphic>(outputLayer.FeatureSet.Features);
}
else
{
error = "No results returned";
}
}
else
{
error = "No results returned";
}
}
catch (Exception ex)
{
error = "Calculation failed: " + ex.Message;
}
// If operation did not succeed, notify user
if (error != null)
MessageBox.Show(error);
// Hide busy UI
BusyVisibility = Visibility.Collapsed;
}
// ***********************************************************************************
// * ...Execute Placard of ERG Chemical GP Tool
// ***********************************************************************************
private void btnSolve_Click(object sender, RoutedEventArgs e)
{
try
{
if (_spillLocationGraphicsLayer.Graphics.Count > 0)
{
Geoprocessor geoprocessorTask = new Geoprocessor();
if (cmbChemicalOrPlacardType.SelectedValue == null)
{
MessageBox.Show("Check your material or placard type!", "Error");
return;
}
var materialType = cmbChemicalOrPlacardType.SelectedValue.ToString();
var spillTime = cmbSpillTime.SelectedValue.ToString();
var spillSize = cmbSpillSize.SelectedValue.ToString();
var windDir = Convert.ToInt32(windDirection.Value);
List <GPParameter> parameters = new List <GPParameter>();
parameters.Add(new GPFeatureRecordSetLayer("in_features", new FeatureSet(_spillLocationGraphicsLayer.Graphics)));
if (cmbChemicalorPlacard.SelectedValue.ToString() == "Chemical")
{
geoprocessorTask.Url = _chemicalURL;
parameters.Add(new GPString("material_type", materialType));
geoprocessorTask.JobCompleted += ergChemicalGeoprocessorTask_JobCompleted;
}
else
{
geoprocessorTask.Url = _placardURL;
geoprocessorTask.JobCompleted += ergPlacardGeoprocessorTask_JobCompleted;
parameters.Add(new GPString("placard_id", materialType));
}
geoprocessorTask.OutputSpatialReference = _mapWidget.Map.SpatialReference;
geoprocessorTask.ProcessSpatialReference = _mapWidget.Map.SpatialReference;
if (_windDirectionQuestionResult == MessageBoxResult.No)
{
parameters.Add(new GPLong("wind_bearing", windDir));
}
else
{
parameters.Add(new GPLong("wind_bearing", _windDirectionTo));
}
parameters.Add(new GPString("time_of_day", spillTime));
parameters.Add(new GPString("spill_size", spillSize));
if (_gpExecutionType == "esriExecutionTypeSynchronous")
{
geoprocessorTask.ExecuteCompleted += ERGGeoprocessorTask_ExecuteCompleted;
geoprocessorTask.Failed += GeoprocessorTask_Failed;
geoprocessorTask.ExecuteAsync(parameters);
}
else
{
geoprocessorTask.SubmitJobAsync(parameters);
}
}
else
{
MessageBox.Show("Please add spill location on the map", "Error");
}
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
return;
}
}
private void MyMap_MouseClick(object sender, ESRI.ArcGIS.Client.Map.MouseEventArgs e)
{
IsBusy = true;
// Cancel any outstanding Tasks
_gpTask.CancelAsync();
// Get the GraphicsLayer
GraphicsLayer graphicsLayer = MyMap.Layers["MyGraphicsLayer"] as GraphicsLayer;
graphicsLayer.ClearGraphics();
e.MapPoint.SpatialReference = MyMap.SpatialReference;
// Add a graphic at the click point
Graphic graphic = new ESRI.ArcGIS.Client.Graphic()
{
Geometry = e.MapPoint,
Symbol = LayoutRoot.Resources["DefaultClickSymbol"] as ESRI.ArcGIS.Client.Symbols.Symbol
};
graphic.SetZIndex(1);
graphicsLayer.Graphics.Add(graphic);
// Create the graphic to submit.
Graphic g = new Graphic()
{
Geometry = _mercator.ToGeographic(e.MapPoint)
};
// Create a new list of GP Parameters
List <GPParameter> gpParams = new List <GPParameter>();
// We want to specify input attributes - create a new FeatureSet.
FeatureSet featureSet = new FeatureSet();
// Create the Fields and add one called "VALUE".
featureSet.Fields = new List <Field> {
new Field()
{
FieldName = "VALUE", Type = Field.FieldType.String, Alias = "VALUE"
}
};
//var fs = new FeatureSet(new List<Graphic> { g });
// Add the graphic to the FeatureSet
featureSet.Features.Add(g);
// Set the graphic's attribute
featureSet.Features[0].Attributes["VALUE"] = valueText.Text;
// Add the GP Paramr
gpParams.Add(new GPFeatureRecordSetLayer("InputFeatures", featureSet));
gpParams.Add(new GPLinearUnit("Distance", esriUnits.esriKilometers, 500));
// Register an inline handler for ExecuteCompleted event
_gpTask.ExecuteCompleted += (s, e1) =>
{
// Clear the graphics layer (will remove the input Pushpin)
graphicsLayer.Graphics.Clear();
// Get the results
GPExecuteResults results = e1.Results;
GPFeatureRecordSetLayer rs = results.OutParameters[0] as GPFeatureRecordSetLayer;
// Get the result feature
Graphic graphicBuff = rs.FeatureSet.Features[0];
// Set the symbol
graphicBuff.Symbol = LayoutRoot.Resources["DefaultFillSymbol"] as ESRI.ArcGIS.Client.Symbols.Symbol;
// Add to the layer
graphicsLayer.Graphics.Add(graphicBuff);
// Stop the progress bar
IsBusy = false;
};
// Register an inline handler for the failed event (just in case)
_gpTask.Failed += (s2, e2) =>
{
MessageBox.Show(e2.Error.Message);
IsBusy = false;
};
// Execute the Buffer asynchronously
_gpTask.ExecuteAsync(gpParams);
}
// On tap, get an input line and perform a buffer and clip operation
private async void mapView1_Tap(object sender, MapViewInputEventArgs e)
{
if (BusyVisibility == Visibility.Visible)
{
MessageBox.Show("Please wait until the current operation is complete.");
return;
}
// Show busy UI
BusyVisibility = Visibility.Visible;
// Clear previous results
TapPoints.Clear();
Currents.Clear();
// Create graphic and add to tap points
var g = new Graphic()
{
Geometry = e.Location
};
TapPoints.Add(g);
string error = null;
// Initialize the Geoprocessing task with the drive time calculation service endpoint
Geoprocessor task = new Geoprocessor(new Uri("http://sampleserver1.arcgisonline.com/ArcGIS/rest/services/" +
"Specialty/ESRI_Currents_World/GPServer/MessageInABottle"));
// Initialize input parameters
var parameter = new GPInputParameter()
{
OutSpatialReference = SpatialReferences.WebMercator
};
var projectedMapPoint = GeometryEngine.Project(e.Location, SpatialReferences.Wgs84);
parameter.GPParameters.Add(new GPFeatureRecordSetLayer("Input_Point", projectedMapPoint));
parameter.GPParameters.Add(new GPDouble("Days", Days));
try
{
// Run the operation
var result = await task.ExecuteAsync(parameter);
// Check that layers were returned from the operation
var outputLayers = result.OutParameters.OfType <GPFeatureRecordSetLayer>();
if (outputLayers.Count() > 0)
{
// Get the first layer returned - this will be the drive time areas
var outputLayer = outputLayers.First();
if (outputLayer.FeatureSet != null && outputLayer.FeatureSet.Features != null)
{
// Instead of adding ocean current features one-by-one, update the collection all at once to
// allow the map to render the new features in one rendering pass.
Currents = new ObservableCollection <Graphic>(outputLayer.FeatureSet.Features);
}
else
{
error = "No results returned";
}
}
else
{
error = "No results returned";
}
}
catch (Exception ex)
{
error = "Calculation failed: " + ex.Message;
}
// If operation did not succeed, notify user
if (error != null)
{
MessageBox.Show(error);
}
// Hide busy UI
BusyVisibility = Visibility.Collapsed;
}
private void _myDrawObject_DrawComplete(object sender, DrawEventArgs e)
{
if (e.Geometry == null)
{
MapApplication.Current.HideWindow(_elevationProfileDialog);
return;
}
try
{
_myDrawObject.IsEnabled = false;
ProfileCalculationBusyIndicator.Visibility = Visibility.Visible;
_lineGraphicLayer.Graphics[0].Geometry = e.Geometry;
if (_cts != null)
_cts.Cancel();
_cts = new CancellationTokenSource();
Geoprocessor geoprocessorTask = new Geoprocessor(
"http://elevation.arcgis.com/arcgis/rest/services/Tools/ElevationSync/GPServer/Profile");
geoprocessorTask.ExecuteCompleted += geoprocessorTask_ExecuteCompleted;
List<GPParameter> parameters = new List<GPParameter>();
parameters.Add(new GPFeatureRecordSetLayer("InputLineFeatures", e.Geometry));
parameters.Add(new GPString("returnM", "true"));
parameters.Add(new GPString("returnZ", "true"));
geoprocessorTask.ExecuteAsync(parameters, _cts.Token);
}
catch (Exception ex)
{
if (ex is ServiceException)
{
MessageBox.Show(String.Format("{0}: {1}", (ex as ServiceException).Code.ToString(),
(ex as ServiceException).Details[0]), "Error", MessageBoxButton.OK);
return;
}
}
finally
{
ProfileCalculationBusyIndicator.Visibility = Visibility.Collapsed;
}
}
private void 前后台GP对比ToolStripMenuItem_Click(object sender, EventArgs e)
{
//前台执行GP
Geoprocessor gp = new Geoprocessor();
gp.OverwriteOutput = true;
// Create a variant array to hold the parameter values.
IVariantArray parameters = new VarArrayClass();
// Populate the variant array with parameter values.
parameters.Add(FileGDBPath + "\\testPoint_100w");
parameters.Add(FileGDBPath + "\\testPoint_100w_CopyPre");
try
{
IGeoProcessorResult2 result = gp.ExecuteAsync("CopyFeatures_management", parameters) as IGeoProcessorResult2;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "GP Error");
}
finally
{
System.Text.StringBuilder sb = new System.Text.StringBuilder();
for (int i = 0; i < gp.MessageCount; i++)
{
sb.AppendLine(gp.GetMessage(i));
}
if (sb.Capacity > 0)
{
MessageBox.Show(sb.ToString(), "GP Messages");
}
}
//后台执行GP
// Create a variant array to hold the parameter values.
IVariantArray parameters1 = new VarArrayClass();
// Populate the variant array with parameter values.
parameters1.Add(FileGDBPath + "\\testPoint_100w");
parameters1.Add(FileGDBPath + "\\testPoint_100w_CopyBack");
try
{
IGeoProcessorResult2 result = gp.Execute("CopyFeatures_management", parameters1, null) as IGeoProcessorResult2;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "GP Error");
}
finally
{
System.Text.StringBuilder sb = new System.Text.StringBuilder();
for (int i = 0; i < gp.MessageCount; i++)
{
sb.AppendLine(gp.GetMessage(i));
}
if (sb.Capacity > 0)
{
MessageBox.Show(sb.ToString(), "GP Messages");
}
}
}
