private void DrawObject_DrawComplete(object sender, DrawEventArgs e)
{
if (this.DrawWidget == this.GetType())
{
string viewURL = "";
MapPoint point = e.Geometry as MapPoint;
AddLocationGraphic(point);
if (GeometryTool.IsGeographicSR(this.MapSRWKID))
{
viewURL = GetViewContentURL(point.X, point.Y);
OpenSteetViewWindow(viewURL);
}
if (GeometryTool.IsWebMercatorSR(this.MapSRWKID))
{
point = point.WebMercatorToGeographic();
viewURL = GetViewContentURL(point.X, point.Y);
OpenSteetViewWindow(viewURL);
}
else
{
if (geoService == null)
{
geoService = new GeometryService(this.AppConfig.GeometryService);
geoService.ProjectCompleted += new EventHandler <GraphicsEventArgs>(GeometryService_ProjectCompleted);
}
geoService.ProjectAsync(this.GraphicsLayer.Graphics, new SpatialReference(2446));
}
}
}
/// <summary>
/// Convert extent to Envelope between Mercator(102100) and Geographic(4326) spatial references
/// If it is other spatial reference, use GeometryTool to project the envelope
/// </summary>
/// <param name="outSRWKID"></param>
public Envelope ToEnvelope(int outSRWKID)
{
Envelope envelope = null;
if (GeometryTool.IsWebMercatorSR(outSRWKID) && GeometryTool.IsGeographicSR(this.spatialReference))
{
MapPoint mPoint1 = new MapPoint(this.xmin, this.ymin, new SpatialReference(4326));
MapPoint mPoint2 = new MapPoint(this.xmax, this.ymax, new SpatialReference(4326));
envelope = new Envelope(mPoint1.GeographicToWebMercator(), mPoint2.GeographicToWebMercator());
}
else if (GeometryTool.IsWebMercatorSR(this.spatialReference) && GeometryTool.IsGeographicSR(outSRWKID))
{
MapPoint mPoint1 = new MapPoint(this.xmin, this.ymin, new SpatialReference(this.spatialReference));
MapPoint mPoint2 = new MapPoint(this.xmax, this.ymax, new SpatialReference(this.spatialReference));
envelope = new Envelope(mPoint1.WebMercatorToGeographic(), mPoint2.WebMercatorToGeographic());
}
else if (this.spatialReference == outSRWKID)
{
envelope = ToEnvelope();
}
return(envelope);
}
private void RSSClient_DownloadStringCompleted(object sender, DownloadStringCompletedEventArgs e)
{
string xmlRSS = e.Result;
if (!string.IsNullOrEmpty(xmlRSS))
{
GeoRSSSource rssSource = GeoRSSHelper.ParseGeoRSSXml(xmlRSS, widgetConfig.Filter, GeometryTool.IsWebMercatorSR(this.MapSRWKID));
ListGeoRSSItems.ItemsSource = rssSource.Items;
if (this.Visibility == Visibility.Visible)
{
AddGeoRSSGraphics(rssSource.Items);
}
}
this.IsBusy = false;
}