/// <summary>
/// rebuild gpxFile from Map Layers
/// </summary>
/// <param name="oLayerGPXPolylines"></param>
/// <param name="oLayerGPXSymbols"></param>
/// <returns></returns>
public static GPXFile makeGPXfromMapLayers(LayerVectors oLayerGPXPolylines, LayerVectors oLayerGPXSymbols)
{
GPXFile gpxFile = new GPXFile();
GPXTrk trk = new GPXTrk();
gpxFile.trks.Add(trk);
for (int i = 0; i < oLayerGPXPolylines.FeaturesCount; i++)
{
GPXTrkSeg seg = new GPXTrkSeg();
Feature f = oLayerGPXPolylines.FeatureGet(i);
if (f is PolylineFeature)
{
PolylineFeature oPolyline = (PolylineFeature)f;
for (int ipart = 0; ipart < oPolyline.m_oParts.Count; ipart++)
{
Part part = oPolyline.m_oParts[ipart];
for (int ipoint = 0; ipoint < part.Points.Count; ipoint++)
{
DPoint layerPoint = part.Points[ipoint];
SymbolFeature symbol = (SymbolFeature)layerPoint.Tag;
double lon = layerPoint.X;
double lat = layerPoint.Y;
double ele = (double)symbol.getField("ele");
DateTime time = (DateTime)symbol.getField("time");
GpxWpt wpt = new GpxWpt(lon, lat, ele, time, -99);
wpt.selected = layerPoint.Selected;
seg.wpts.Add(wpt);
}
}
}
if (seg.wpts.Count > 0)
{
trk.trkSeg.Add(seg);
}
}
return gpxFile;
}
private static void DecodeGPX11(GPXFile gpxFile, XmlDocument oDoc)
{
XmlNamespaceManager manager = new XmlNamespaceManager(oDoc.NameTable);
manager.AddNamespace("oo", "http://www.topografix.com/GPX/1/1");
XmlNodeList oTracks = oDoc.SelectNodes("oo:gpx/oo:trk", manager);
foreach (XmlNode xmltrk in oTracks)
{
GPXTrk gpxtrk = new GPXTrk();
gpxtrk.parent = gpxFile;
gpxFile.trks.Add(gpxtrk);
XmlNode nameNode = xmltrk.SelectSingleNode("oo:name", manager);
if (nameNode != null) gpxtrk.name = nameNode.InnerText;
XmlNode cmtNode = xmltrk.SelectSingleNode("oo:cmt", manager);
if (cmtNode != null) gpxtrk.cmt = cmtNode.InnerText;
XmlNode descNode = xmltrk.SelectSingleNode("oo:desc", manager);
if (descNode != null) gpxtrk.desc = descNode.InnerText;
XmlNodeList oTrkSeg = xmltrk.SelectNodes("oo:trkseg", manager);
foreach (XmlNode xmlseg in oTrkSeg)
{
GPXTrkSeg gpxseg = new GPXTrkSeg();
gpxseg.parent = gpxtrk;
gpxtrk.trkSeg.Add(gpxseg);
XmlNodeList oTrackPoints = xmlseg.SelectNodes("oo:trkpt", manager);
foreach (XmlNode oTrkPt in oTrackPoints)
{
string sLat = oTrkPt.Attributes.GetNamedItem("lat").Value;
string sLon = oTrkPt.Attributes.GetNamedItem("lon").Value;
string sTime = "";
XmlNode nodeTime = oTrkPt.SelectSingleNode("oo:time", manager);
if (nodeTime != null)
{
sTime = nodeTime.InnerText;
}
XmlNode oN = oTrkPt.SelectSingleNode("oo:ele", manager);
string sEle = "-9999";
if (oN != null)
{
sEle = oN.InnerText;
}
string sSpeed = "0";
oN = oTrkPt.SelectSingleNode("oo:speed", manager);
if (oN != null)
{
sSpeed = oN.InnerText;
}
double dLat = Convert.ToDouble(sLat, CultureInfo.InvariantCulture);
double dLon = Convert.ToDouble(sLon, CultureInfo.InvariantCulture);
DateTime dDTime;
DateTime dDTime_utc;
if (sTime != "")
{
//DateTime t1 = DateTime.Parse("2009-07-05T09:06:07Z", CultureInfo.InvariantCulture, DateTimeStyles.AssumeUniversal);
//DateTime t2 = DateTime.Parse("2009-07-05T09:06:07", CultureInfo.InvariantCulture, DateTimeStyles.AssumeUniversal);
dDTime = DateTime.Parse(sTime, CultureInfo.InvariantCulture, DateTimeStyles.AssumeUniversal);
dDTime_utc = dDTime.ToUniversalTime();
}
else
{
dDTime = DateTime.MinValue;
dDTime_utc = DateTime.MinValue;
}
double dEle = Convert.ToDouble(sEle, CultureInfo.InvariantCulture);
double dSpeed = Convert.ToDouble(sSpeed, CultureInfo.InvariantCulture);
GpxWpt wpt = new GpxWpt(dLon, dLat, dEle, dDTime_utc, dSpeed);
wpt.parent = gpxseg;
gpxseg.wpts.Add(wpt);
}
}
}
return;
}
void selectSeg(GPXTrkSeg seg)
{
seg.selected = true;
foreach (GpxWpt wpt in seg.wpts)
{
wpt.selected = true;
}
}