/// <summary>
/// Convert from ArcLogistics polygon to ArcGIS polygon.
/// </summary>
/// <param name="sourcePolygon">ArcLogistics polygon</param>
/// <param name="spatialReferenceID">Map spatial reference.</param>
/// <returns>ArcGIS polygon.</returns>
internal static ESRI.ArcGIS.Client.Geometry.Polygon ConvertToArcGISPolygon(Polygon sourcePolygon,
int?spatialReferenceID)
{
ESRI.ArcGIS.Client.Geometry.Polygon resultPolygon = new ESRI.ArcGIS.Client.Geometry.Polygon();
// Project polygon from WGS84 to Web Mercator if spatial reference of map is Web Mercator.
if (spatialReferenceID != null)
{
sourcePolygon = WebMercatorUtil.ProjectPolygonToWebMercator(sourcePolygon, spatialReferenceID.Value);
}
int[] groups = sourcePolygon.Groups;
for (int groupIndex = 0; groupIndex < groups.Length; ++groupIndex)
{
ESRI.ArcLogistics.Geometry.Point[] points = sourcePolygon.GetGroupPoints(groupIndex);
ESRI.ArcGIS.Client.Geometry.PointCollection pointsCollection = new ESRI.ArcGIS.Client.Geometry.PointCollection();
for (int index = 0; index < points.Length; index++)
{
ESRI.ArcGIS.Client.Geometry.MapPoint mapPoint = new ESRI.ArcGIS.Client.Geometry.MapPoint(points[index].X, points[index].Y);
pointsCollection.Add(mapPoint);
}
resultPolygon.Rings.Add(pointsCollection);
}
return(resultPolygon);
}
private void QueryTask_ExecuteCompleted(object sender, QueryEventArgs args)
{
if (_originPoint == null)
{
return;
}
double searchDistance = (double)args.UserState;
double x = _originPoint.X;
double y = _originPoint.Y;
Int32 id = 0;
if (args.FeatureSet.Features.Count > 0)
{
foreach (Graphic feature in args.FeatureSet.Features)
{
// test type of feature, and test it's end points.
if (feature.Geometry is ESRI.ArcGIS.Client.Geometry.Polygon)
{
ESRI.ArcGIS.Client.Geometry.Polygon featurePolygon = feature.Geometry as ESRI.ArcGIS.Client.Geometry.Polygon;
foreach (ESRI.ArcGIS.Client.Geometry.PointCollection pointCollection in featurePolygon.Rings)
{
AddLineSegmentToCache(pointCollection, x, y, searchDistance, ref id);
}
}
else if (feature.Geometry is ESRI.ArcGIS.Client.Geometry.Polyline)
{
ESRI.ArcGIS.Client.Geometry.Polyline featurePolyline = feature.Geometry as ESRI.ArcGIS.Client.Geometry.Polyline;
foreach (ESRI.ArcGIS.Client.Geometry.PointCollection pointCollection in featurePolyline.Paths)
{
AddLineSegmentToCache(pointCollection, x, y, searchDistance, ref id);
}
}
else if (feature.Geometry is ESRI.ArcGIS.Client.Geometry.MapPoint)
{
ESRI.ArcGIS.Client.Geometry.MapPoint featurePoint = feature.Geometry as ESRI.ArcGIS.Client.Geometry.MapPoint;
double distance = GeometryUtil.LineLength(x, y, featurePoint);
if (distance < searchDistance)
{
_snapObjects[id++] = feature.Geometry;
}
}
}
}
System.Diagnostics.Debug.WriteLine("Async: Number of objects cached: " + args.FeatureSet.Features.Count.ToString());
CalculateAndAddLineGraphics(); // We need to redraw, so we get the right snap marker
}
public static ESRI.ArcGIS.Client.Geometry.Polygon FromIMSToPolygon(XElement item)
{
ESRI.ArcGIS.Client.Geometry.Polygon poly = new ESRI.ArcGIS.Client.Geometry.Polygon();
var Rings = from ring in item.Element("POLYGON").Descendants("RING")
select ring;
foreach (var ring in Rings)
{
List<ImsPoints> Points = (from point in ring.Descendants("POINT")
select new ImsPoints
{
X = point.Attribute("x").Value,
Y = point.Attribute("y").Value,
}).ToList();
ESRI.ArcGIS.Client.Geometry.PointCollection pointcollection = GetPoints(Points);
poly.Rings.Add(pointcollection);
}
return poly;
}
public static ESRI.ArcGIS.Client.Geometry.Polygon FromIMSToPolygon(XElement item)
{
ESRI.ArcGIS.Client.Geometry.Polygon poly = new ESRI.ArcGIS.Client.Geometry.Polygon();
var Rings = from ring in item.Element("POLYGON").Descendants("RING")
select ring;
foreach (var ring in Rings)
{
List <ImsPoints> Points = (from point in ring.Descendants("POINT")
select new ImsPoints
{
X = point.Attribute("x").Value,
Y = point.Attribute("y").Value,
}).ToList();
ESRI.ArcGIS.Client.Geometry.PointCollection pointcollection = GetPoints(Points);
poly.Rings.Add(pointcollection);
}
return(poly);
}
private void MarkerSymbols_QueryTask_ExecuteCompleted(object sender, QueryEventArgs e)
{
//Create centroid for all US States
FeatureSet featureSet = e.FeatureSet;
GraphicsLayer graphicsLayer = null; // layerDemo6.Layer as GraphicsLayer;
if (featureSet != null && featureSet.Features.Count > 0)
{
foreach (Graphic feature in featureSet.Features)
{
ESRI.ArcGIS.Client.Geometry.Polygon polygon = feature.Geometry as ESRI.ArcGIS.Client.Geometry.Polygon;
if (polygon == null)
{
return;
}
polygon.SpatialReference = new ESRI.ArcGIS.Client.Geometry.SpatialReference(4326);
Graphic graphic;
//Getting the center point of the polygon MBR:
ESRI.ArcGIS.Client.Geometry.MapPoint featureCentroid = feature.Geometry.Extent.GetCenter();
bool pointInPolygon = featureCentroid.IsWithin(polygon);
if (pointInPolygon)
{
graphic = new Graphic()
{
Geometry = featureCentroid,
};
}
else
{
graphic = new Graphic()
{
Geometry = polygon,
Symbol = null
};
}
//Assigning attributes from the feature to the graphic:
foreach (string key in feature.Attributes.Keys)
{
//for (int i = 0; i < pieChartMarkerSymbol.Fields.Count; i++)
//{
// if (pieChartMarkerSymbol.Fields[i].FieldName == key)
// graphic.Attributes.Add(key, feature.Attributes[key]);
//}
}
graphicsLayer.Graphics.Add(graphic);
//Using the geometry service to find a new centroid in the case the
//calculated centroid is not inside of the polygon:
if (!pointInPolygon)
{
GeometryService geometryService = new GeometryService("http://sampleserver1.arcgisonline.com/ArcGIS/rest/services/Geometry/GeometryServer");
List <Graphic> graphicsList = new List <Graphic>();
graphicsList.Add(graphic);
geometryService.LabelPointsCompleted += MarkerSymbols_GeometryService_LabelPointsCompleted;
geometryService.LabelPointsAsync(graphicsList);
}
}
}
}
/// <summary>
/// Calling the rest end points for the GP
/// </summary>
/// <param name="myConfigToDownload"></param>
private void DownloadDataGP(OsmConfig myConfigToDownload)
{
string sPort = ":6080";
string sGpUrl = string.Empty;
if (Request != null)
{
sGpUrl = "http://" + Request.Url.Host + sPort + "/"
+ System.Configuration.ConfigurationManager.AppSettings["ArcGISInstance"].ToString()
+ "/rest/services/OSM_on_AGS/GPServer/Download%20OSM%20Data%20Serverside";
}
else
{
string smyHost = myConfigToDownload.FeatureService.Substring(0, myConfigToDownload.FeatureService.ToLower().IndexOf("/arcgis/rest"));
sGpUrl = smyHost + "/" + System.Configuration.ConfigurationManager.AppSettings["ArcGISInstance"].ToString() +
"/rest/services/OSM_on_AGS/GPServer/Download%20OSM%20Data%20Serverside";
}
ESRI.ArcGIS.Client.Tasks.Geoprocessor geoprocessorTask = new
ESRI.ArcGIS.Client.Tasks.Geoprocessor(sGpUrl);
List<ESRI.ArcGIS.Client.Tasks.GPParameter> parameters = new List<ESRI.ArcGIS.Client.Tasks.GPParameter>();
string[] myExtent = myConfigToDownload.Extent.Split(',');
ESRI.ArcGIS.Client.Geometry.PointCollection pointCollect = new ESRI.ArcGIS.Client.Geometry.PointCollection();
// X1 Y1
pointCollect.Add(new
ESRI.ArcGIS.Client.Geometry.MapPoint(WebMercator.FromWebMercatorX(Convert.ToDouble(myExtent[0])),
WebMercator.FromWebMercatorY(Convert.ToDouble(myExtent[1]))));
// X2 Y1
pointCollect.Add(new
ESRI.ArcGIS.Client.Geometry.MapPoint(WebMercator.FromWebMercatorX(Convert.ToDouble(myExtent[2])),
WebMercator.FromWebMercatorY(Convert.ToDouble(myExtent[1]))));
// X2 Y2
pointCollect.Add(new
ESRI.ArcGIS.Client.Geometry.MapPoint(WebMercator.FromWebMercatorX(Convert.ToDouble(myExtent[2])),
WebMercator.FromWebMercatorY(Convert.ToDouble(myExtent[3]))));
// X1 Y2
pointCollect.Add(new
ESRI.ArcGIS.Client.Geometry.MapPoint(WebMercator.FromWebMercatorX(Convert.ToDouble(myExtent[0])),
WebMercator.FromWebMercatorY(Convert.ToDouble(myExtent[3]))));
// X1 Y1
pointCollect.Add(new
ESRI.ArcGIS.Client.Geometry.MapPoint(WebMercator.FromWebMercatorX(Convert.ToDouble(myExtent[0])),
WebMercator.FromWebMercatorY(Convert.ToDouble(myExtent[1]))));
ESRI.ArcGIS.Client.Geometry.Polygon polygon = new ESRI.ArcGIS.Client.Geometry.Polygon();
polygon.Rings.Add(pointCollect);
polygon.SpatialReference = new ESRI.ArcGIS.Client.Geometry.SpatialReference(4326);
parameters.Add(new ESRI.ArcGIS.Client.Tasks.GPFeatureRecordSetLayer("Feature_Set", polygon));
parameters.Add(new ESRI.ArcGIS.Client.Tasks.GPString("Name_of_OSM_Dataset", myConfigToDownload.FeatureDataSet));
AppLogs logs = new AppLogs();
ESRI.ArcGIS.Client.Tasks.GPExecuteResults results = null;
ESRI.ArcGIS.Client.Tasks.JobInfo info = null;
try
{
//results = geoprocessorTask.Execute(parameters);
info = geoprocessorTask.SubmitJob(parameters);
}
catch (Exception e)
{
logs.AddLog("DOWNLOADLOGS", "Exception " + e.Message);
if ( info != null )
{
for (int i = 0; i < info.Messages.Count; i++)
logs.AddLog("DOWNLOADLOGS", "Exception: DownloadDataGP messages " + info.Messages[i].Description);
}
//logs.AddLog("DOWNLOADLOGS", "JobWaiting " + info.Messages[info.Messages.Count-1].Description);
}
while (info.JobStatus != ESRI.ArcGIS.Client.Tasks.esriJobStatus.esriJobSucceeded &&
info.JobStatus != ESRI.ArcGIS.Client.Tasks.esriJobStatus.esriJobFailed)
{
Thread.Sleep(2000);
info = geoprocessorTask.CheckJobStatus(info.JobId);
}
if (info.JobStatus == ESRI.ArcGIS.Client.Tasks.esriJobStatus.esriJobFailed)
{
for (int i = 0; i < info.Messages.Count; i++)
{
logs.AddLog("DOWNLOADLOGS", "JobFailed: DownloadDataGP messages " + info.Messages[i].Description);
}
throw new ApplicationException("JobFailed: Please view logs for details");
}
}
public static bool Contains(this ESRI.ArcGIS.Client.Geometry.Polygon polygon, ESRI.ArcGIS.Client.Geometry.MapPoint mapPoint)
{
return(mapPoint.IsWithin(polygon));
}
/// <summary>
/// Utility function to determine whether a map point is inside of a given polygon
/// </summary>
/// <param name="polygon"></param>
/// <param name="mapPoint"></param>
/// <returns></returns>
public static bool IsWithin(this ESRI.ArcGIS.Client.Geometry.MapPoint mapPoint, ESRI.ArcGIS.Client.Geometry.Polygon polygon)
{
foreach (ESRI.ArcGIS.Client.Geometry.PointCollection points in polygon.Rings)
{
int j = points.Count - 1;
bool inPoly = false;
for (int i = 0; i < points.Count; i++)
{
if (points[i].X < mapPoint.X && points[j].X >= mapPoint.X ||
points[j].X < mapPoint.X && points[i].X >= mapPoint.X)
{
if (points[i].Y + (mapPoint.X - points[i].X) / (points[j].X - points[i].X) * (points[j].Y - points[i].Y) < mapPoint.Y)
{
inPoly = !inPoly;
}
}
j = i;
}
if (inPoly)
{
return(true);
}
}
return(false);
}
/// <summary>
/// Check rectangle intersects with geometry.
/// </summary>
/// <param name="frame">Rectangle.</param>
/// <param name="geometry">Geometry to check.</param>
/// <returns>True if intersects</returns>
public static bool IsIntersects(ESRI.ArcGIS.Client.Geometry.Envelope frame, ESRI.ArcGIS.Client.Geometry.Geometry geometry)
{
bool isIntersects = false;
if (geometry is ESRI.ArcGIS.Client.Geometry.MapPoint)
{
ESRI.ArcGIS.Client.Geometry.MapPoint point = (ESRI.ArcGIS.Client.Geometry.MapPoint)geometry;
if (frame.Extent.Intersects(point.Extent))
{
isIntersects = true;
}
}
else if (geometry is ESRI.ArcGIS.Client.Geometry.Polyline)
{
ESRI.ArcGIS.Client.Geometry.Polyline polyline = (ESRI.ArcGIS.Client.Geometry.Polyline)geometry;
if (frame.Extent.Intersects(polyline.Extent))
{
foreach (ESRI.ArcGIS.Client.Geometry.PointCollection points in polyline.Paths)
{
ESRI.ArcGIS.Client.Geometry.MapPoint prevPoint = null;
foreach (ESRI.ArcGIS.Client.Geometry.MapPoint point in points)
{
if (prevPoint != null)
{
if (_IsSegmentIntersectRectangle(frame.XMin, frame.YMin, frame.XMax, frame.YMax,
point.X, point.Y, prevPoint.X, prevPoint.Y))
{
isIntersects = true;
break;
}
}
prevPoint = point;
}
if (isIntersects)
{
break;
}
}
}
}
else if (geometry is ESRI.ArcGIS.Client.Geometry.Polygon)
{
ESRI.ArcGIS.Client.Geometry.Polygon polygon = (ESRI.ArcGIS.Client.Geometry.Polygon)geometry;
if (frame.Extent.Intersects(polygon.Extent))
{
foreach (ESRI.ArcGIS.Client.Geometry.PointCollection points in polygon.Rings)
{
ESRI.ArcGIS.Client.Geometry.MapPoint prevPoint = null;
foreach (ESRI.ArcGIS.Client.Geometry.MapPoint point in points)
{
if (prevPoint != null)
{
if (_IsSegmentIntersectRectangle(frame.XMin, frame.YMin, frame.XMax, frame.YMax,
point.X, point.Y, prevPoint.X, prevPoint.Y))
{
isIntersects = true;
break;
}
}
prevPoint = point;
}
if (isIntersects)
{
break;
}
}
}
}
else
{
Debug.Assert(false);
}
return(isIntersects);
}
/// <summary>
/// Calling the rest end points for the GP
/// </summary>
/// <param name="myConfigToDownload"></param>
private void DownloadDataGP(OsmConfig myConfigToDownload)
{
WebClient client = new WebClient();
// This assumes is port 80
string sGpUrl = "http://" + Request.Url.Host + "/" + System.Configuration.ConfigurationManager.AppSettings["ArcGISInstance"].ToString()
+ "/rest/services/OSM_on_AGS/GPServer/Download%20OSM%20Data%20Serverside";
ESRI.ArcGIS.Client.Tasks.Geoprocessor geoprocessorTask = new
ESRI.ArcGIS.Client.Tasks.Geoprocessor(sGpUrl);
List <ESRI.ArcGIS.Client.Tasks.GPParameter> parameters = new List <ESRI.ArcGIS.Client.Tasks.GPParameter>();
string[] myExtent = myConfigToDownload.Extent.Split(',');
ESRI.ArcGIS.Client.Geometry.PointCollection pointCollect = new ESRI.ArcGIS.Client.Geometry.PointCollection();
// X1 Y1
pointCollect.Add(new
ESRI.ArcGIS.Client.Geometry.MapPoint(WebMercator.FromWebMercatorX(Convert.ToDouble(myExtent[0])),
WebMercator.FromWebMercatorY(Convert.ToDouble(myExtent[1]))));
// X2 Y1
pointCollect.Add(new
ESRI.ArcGIS.Client.Geometry.MapPoint(WebMercator.FromWebMercatorX(Convert.ToDouble(myExtent[2])),
WebMercator.FromWebMercatorY(Convert.ToDouble(myExtent[1]))));
// X2 Y2
pointCollect.Add(new
ESRI.ArcGIS.Client.Geometry.MapPoint(WebMercator.FromWebMercatorX(Convert.ToDouble(myExtent[2])),
WebMercator.FromWebMercatorY(Convert.ToDouble(myExtent[3]))));
// X1 Y2
pointCollect.Add(new
ESRI.ArcGIS.Client.Geometry.MapPoint(WebMercator.FromWebMercatorX(Convert.ToDouble(myExtent[0])),
WebMercator.FromWebMercatorY(Convert.ToDouble(myExtent[3]))));
// X1 Y1
pointCollect.Add(new
ESRI.ArcGIS.Client.Geometry.MapPoint(WebMercator.FromWebMercatorX(Convert.ToDouble(myExtent[0])),
WebMercator.FromWebMercatorY(Convert.ToDouble(myExtent[1]))));
ESRI.ArcGIS.Client.Geometry.Polygon polygon = new ESRI.ArcGIS.Client.Geometry.Polygon();
polygon.Rings.Add(pointCollect);
polygon.SpatialReference = new ESRI.ArcGIS.Client.Geometry.SpatialReference(4326);
parameters.Add(new ESRI.ArcGIS.Client.Tasks.GPFeatureRecordSetLayer("Feature_Set", polygon));
parameters.Add(new ESRI.ArcGIS.Client.Tasks.GPString("Name_of_OSM_Dataset", myConfigToDownload.FeatureDataSet));
AppLogs logs = new AppLogs();
ESRI.ArcGIS.Client.Tasks.JobInfo info = null;
try
{
info = geoprocessorTask.SubmitJob(parameters);
}
catch (Exception e)
{
logs.AddLog("DOWNLOADLOGS", "Exception " + e.Message);
if (info != null)
{
for (int i = 0; i < info.Messages.Count; i++)
{
logs.AddLog("DOWNLOADLOGS", "Exception: DownloadDataGP messages " + info.Messages[i].Description);
}
}
}
while (info.JobStatus != ESRI.ArcGIS.Client.Tasks.esriJobStatus.esriJobSucceeded &&
info.JobStatus != ESRI.ArcGIS.Client.Tasks.esriJobStatus.esriJobFailed)
{
Thread.Sleep(2000);
info = geoprocessorTask.CheckJobStatus(info.JobId);
}
if (info.JobStatus == ESRI.ArcGIS.Client.Tasks.esriJobStatus.esriJobFailed)
{
for (int i = 0; i < info.Messages.Count; i++)
{
logs.AddLog("DOWNLOADLOGS", "JobFailed: DownloadDataGP messages " + info.Messages[i].Description);
}
throw new ApplicationException("JobFailed: Please view logs for details");
}
}
/// <summary>
/// Convert from ArcLogistics polygon to ArcGIS polygon.
/// </summary>
/// <param name="sourcePolygon">ArcLogistics polygon</param>
/// <param name="spatialReferenceID">Map spatial reference.</param>
/// <returns>ArcGIS polygon.</returns>
internal static ESRI.ArcGIS.Client.Geometry.Polygon ConvertToArcGISPolygon(Polygon sourcePolygon,
int? spatialReferenceID)
{
ESRI.ArcGIS.Client.Geometry.Polygon resultPolygon = new ESRI.ArcGIS.Client.Geometry.Polygon();
// Project polygon from WGS84 to Web Mercator if spatial reference of map is Web Mercator.
if (spatialReferenceID != null)
{
sourcePolygon = WebMercatorUtil.ProjectPolygonToWebMercator(sourcePolygon, spatialReferenceID.Value);
}
int[] groups = sourcePolygon.Groups;
for (int groupIndex = 0; groupIndex < groups.Length; ++groupIndex)
{
ESRI.ArcLogistics.Geometry.Point[] points = sourcePolygon.GetGroupPoints(groupIndex);
ESRI.ArcGIS.Client.Geometry.PointCollection pointsCollection = new ESRI.ArcGIS.Client.Geometry.PointCollection();
for (int index = 0; index < points.Length; index++)
{
ESRI.ArcGIS.Client.Geometry.MapPoint mapPoint = new ESRI.ArcGIS.Client.Geometry.MapPoint(points[index].X, points[index].Y);
pointsCollection.Add(mapPoint);
}
resultPolygon.Rings.Add(pointsCollection);
}
return resultPolygon;
}