public void WriteTrack(IGpxTrack track)
{
// create header if needed
if (_xml == null)
{
WriteHeader(track.Name, track.Description, track.Points.First().Timestamp.Value);
}
// create track
var trk = _xml.CreateElement("trk", Namespace);
_xml.DocumentElement.AppendChild(trk);
if (!String.IsNullOrWhiteSpace(track.Name))
{
var nameNode = _xml.CreateElement("name", Namespace);
trk.AppendChild(nameNode);
nameNode.InnerText = track.Name;
}
if (!String.IsNullOrWhiteSpace(track.Description))
{
var descriptionNode = _xml.CreateElement("desc", Namespace);
trk.AppendChild(descriptionNode);
descriptionNode.InnerText = track.Description;
}
if (!String.IsNullOrWhiteSpace(track.Source))
{
var sourceNode = _xml.CreateElement("src", Namespace);
trk.AppendChild(sourceNode);
sourceNode.InnerText = track.Source;
}
XmlElement tracksegmentNode = null;
var segment = -1;
foreach (var p in track.Points.OrderBy(x => x.Segment).ThenBy(x => x.Timestamp))
{
if (segment != p.Segment)
{
// create new segments as needed
tracksegmentNode = _xml.CreateElement("trkseg", Namespace);
trk.AppendChild(tracksegmentNode);
segment = p.Segment;
}
// add points to segments
var pointNode = _xml.CreateElement("trkpt", Namespace);
tracksegmentNode.AppendChild(pointNode);
SetPoint(pointNode, p);
}
}
private static dynamic BuildTrack(IGpxTrack track)
{
dynamic t = new JObject();
t.track = track.Name;
t.points = new JArray();
foreach (var point in track.Points)
{
dynamic p = new JObject();
p.lat = point.Latitude;
p.lng = point.Longitude;
//p.ele = point.Elevation;
t.points.Add(p);
}
return(t);
}
public void WriteTrack(IGpxTrack track)
{
// create header if needed
if (_xml == null)
{
WriteHeader(track.Name, track.Description);
}
// create placemark
var pm = _xml.CreateElement("Placemark", null);
_xml.DocumentElement.FirstChild.AppendChild(pm);
// add details
if (!String.IsNullOrWhiteSpace(track.Name))
{
var nameNode = _xml.CreateElement("name", null);
pm.AppendChild(nameNode);
nameNode.InnerText = track.Name;
}
if (!String.IsNullOrWhiteSpace(track.Description))
{
var descriptionNode = _xml.CreateElement("description", null);
pm.AppendChild(descriptionNode);
descriptionNode.InnerText = track.Description;
}
// create track
var trackNode = _xml.CreateElement("gx:Track", Namespace);
pm.AppendChild(trackNode);
// add points
foreach (var p in track.Points.OrderBy(x => x.Segment).ThenBy(x => x.Timestamp))
{
var whenNode = _xml.CreateElement("when", null);
trackNode.AppendChild(whenNode);
whenNode.InnerText = p.Timestamp.Value.ToUniversalTime().ToString("s") + "Z";
var pointNode = _xml.CreateElement("gx:coord", Namespace);
trackNode.AppendChild(pointNode);
pointNode.InnerText = $"{p.Longitude} {p.Latitude} {p.Elevation}".TrimEnd();
}
}
// ==================================================
// IGpxTrack
public static HtmlString GetJson(IGpxTrack track)
{
var t = BuildTrack(track);
return(new HtmlString(t.ToString()));
}
public TopoTrackInfo(TopoTrailInfo trail, IGpxTrack track)
{
_trail = trail;
_track = track;
_points = track.Points.Select(x => new TopoPointInfo(this, x)).ToList();
}
