private async void GenerateGpx(LondonBicycles.Data.Models.Point myLocation, LondonBicycles.Data.Models.Point destination)
{
if (this.route.RoutePoints.Count() > 0)
{
XmlDocument doc = new XmlDocument();
XmlElement gpx = doc.CreateElement("gpx");
gpx.SetAttribute("xmlns", "http://www.topografix.com/GPX/1/1");
gpx.SetAttribute("version", "1.1");
gpx.SetAttribute("creator", "London Bicycles");
gpx.SetAttribute("xmlns:xsi", "http://www.w3.org/2001/XMLSchema-instance");
XmlElement wptStart = doc.CreateElement("wpt");
wptStart.SetAttribute("lon", myLocation.Longitude.ToString());
wptStart.SetAttribute("lat", myLocation.Latitude.ToString());
gpx.AppendChild(wptStart);
XmlElement wptEnd = doc.CreateElement("wpt");
wptEnd.SetAttribute("lon", destination.Longitude.ToString());
wptEnd.SetAttribute("lat", destination.Latitude.ToString());
gpx.AppendChild(wptEnd);
XmlElement track = doc.CreateElement("trk");
XmlElement trackSegment = doc.CreateElement("trkseg");
foreach (var point in this.route.RoutePoints)
{
XmlElement trackPoint = doc.CreateElement("trkpt");
XmlAttribute lonTrack = doc.CreateAttribute("lon");
lonTrack.Value = point.Longitude.ToString();
XmlAttribute latTrack = doc.CreateAttribute("lat");
latTrack.Value = point.Latitude.ToString();
trackPoint.SetAttribute("lon", point.Longitude.ToString());
trackPoint.SetAttribute("lat", point.Latitude.ToString());
trackSegment.AppendChild(trackPoint);
}
track.AppendChild(trackSegment);
gpx.AppendChild(track);
doc.AppendChild(gpx);
string text = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>";
text += doc.GetXml();
StorageFolder sf = Windows.Storage.ApplicationData.Current.RoamingFolder;
StorageFile file = await sf.CreateFileAsync("route.gpx", CreationCollisionOption.ReplaceExisting);
Windows.Storage.FileIO.WriteTextAsync(file, text);
this.gpxFile = file;
this.RegisterForShare();
}
}
private void SetRouteOnMap(LondonBicycles.Data.Models.Point myLocation, LondonBicycles.Data.Models.Point destination)
{
LocationCollection wayPoints = new LocationCollection();
Bing.Maps.Location startWaypoint = new Bing.Maps.Location(myLocation.Latitude, myLocation.Longitude);
Bing.Maps.Location endWaypoint = new Bing.Maps.Location(destination.Latitude, destination.Longitude);
wayPoints.Add(startWaypoint);
foreach (var routePoint in this.route.RoutePoints)
{
Bing.Maps.Location wayPoint = new Bing.Maps.Location()
{
Latitude = routePoint.Latitude,
Longitude = routePoint.Longitude
};
wayPoints.Add(wayPoint);
}
wayPoints.Add(endWaypoint);
DrawRoute(wayPoints);
DrawPin.SetMyLocationPin(startWaypoint, this.map);
DrawPin.SetStationPin(endWaypoint, this.map);
this.GenerateGpx(myLocation, destination);
}
