private void btnGetLocation_Click(object sender, EventArgs e)
{
// Convert the click on the map into a point Geometry.
try
{
location = _taskUI.E2.CurrentView.TrackPoint();
txtLocation.Text = FormatPointCoords(location);
txtLocation.Tag = location;
LoadStreetViewQuery();
}
catch (Exception error)
{
System.Diagnostics.Debug.WriteLine(error.ToString());
}
}
private void DoFind()
{
if (txtLocation.Tag != null)
{
bool validPoint = CheckQueryResponse();
if (!validPoint)
{
_taskUI.E2.MessageBox("No Image found at this location, please select another location.", "StreetViewer", esriE2MessageBoxType.Information);
location = _taskUI.E2.CurrentView.TrackPoint();
txtLocation.Text = FormatPointCoords(location);
txtLocation.Tag = location;
//this.btnFind.Enabled = (this.txtLocation.Text.Length > 0);
LoadStreetViewQuery();
return;
}
TaskContext newTaskContext = new ESRI.ArcGIS.E2API.TaskContext();
newTaskContext.TaskName = typeof(StreetViewer.CustomTask).FullName;
newTaskContext.TaskUIName = _taskUI.Name;
ESRI.ArcGIS.E2API.ParameterSet parameters = new ESRI.ArcGIS.E2API.ParameterSet();
parameters.SetParameter("Geometry", txtLocation.Tag);
parameters.SetParameter("COORDS", txtLocation.Text);
newTaskContext.UpdateParameters(parameters);
_taskUI.E2.ProcessTask(newTaskContext, esriE2TaskExecution.Show);
txtLocation.Text = "";
txtLocation.Tag = null;
txtLocation.Refresh();
}
}
private void txtLocation_DragDrop(object sender, DragEventArgs e)
{
// Using the IDataObject interface, check the data type again and then retrieve the
// data of the drag operation from the DragEventArgs
IDataObject data = e.Data;
bool foundData = data.GetDataPresent(_dataFormat);
if (foundData)
{
PlaceResult res = GetResultFromDragData(data);
AddResultToTextBox(res);
location = res.Geometry as ESRI.ArcGIS.E2API.Point; //****set location so it’s not null
LoadStreetViewQuery();//****call method
}
}
private void SetTag(string plc)
{
plc = plc.Replace("(historical)", "");
string Urlstring4;
Urlstring4 = "http://ws.geonames.org/search?q=" + plc;
XmlDocument _doc4 = new XmlDocument();
_doc4.Load(Urlstring4);
XPathNavigator nav4 = _doc4.CreateNavigator();
XPathNavigator node4 = nav4.SelectSingleNode("/geonames/geoname/lat");
String nodeLat = node4.InnerXml;
node4 = nav4.SelectSingleNode("/geonames/geoname/lng");
string nodeLng = node4.InnerXml;
ESRI.ArcGIS.E2API.Point location = new ESRI.ArcGIS.E2API.Point(Convert.ToDouble(nodeLng), Convert.ToDouble(nodeLat));
txtLocation.Tag = location;
}
