private void parametersChanged()
{
string text;
if (m_wpt != null)
{
this.Text = "Photo: " + m_wpt.Desc;
text = m_wpt.toStringPopup();
}
else if (m_photoDescr != null)
{
this.Text = "Photo: " + m_photoDescr.imageName;
text = "" + m_photoDescr.imageName + "\n\n" + m_photoDescr.imageSource;
if (m_photoDescr.DTOrig.CompareTo(new DateTime(1, 1, 1, 0, 0, 0)) > 0)
{
text += "\n\n" + m_photoDescr.DTOrig + " (local before shift) " + m_photoDescr.Width + " x " + m_photoDescr.Height;
TimeSpan photoTimeShift = Project.photoTimeShiftCurrent;
TimeSpan timeZoneSpan = MyTimeZone.timeSpanById(Project.photoTimeZoneIdCurrent);
DateTime timeStamp = m_photoDescr.DTOrig + photoTimeShift + MyTimeZone.zoneTimeShift - timeZoneSpan;
text += "\n" + timeStamp + " (local after shift - must match a trackpoint)";
}
else
{
text += "\n\n[no time stamp] " + m_photoDescr.Width + " x " + m_photoDescr.Height;
}
text += "\n\n[this photo is not related to any trackpoint]";
}
else
{
text = "no image or waypoint";
this.Text = "Photo Preview";
}
infoLabel.Text = text;
drawLinkLabel.Enabled = (m_photoDescr != null);
}
public static Waypoint createPhotoTrackpoint(PhotoDescr photoDescr, TimeSpan photoTimeShift, int tzId)
{
if (photoDescr.hasCoordinates)
{
// There is EXIF coordinates set, use it.
GeoCoord loc = new GeoCoord(photoDescr.Longitude, photoDescr.Latitude, photoDescr.Altitude);
string name = photoDescr.imageName;
string source = photoDescr.imageSource;
string url = photoDescr.imageUrl;
Waypoint wpt0 = new Waypoint(loc, Project.localToZulu(photoDescr.DTOrig),
LiveObjectTypes.LiveObjectTypeWaypoint, -1, name, source, url);
wpt0.Desc = photoDescr.imageName;
wpt0.ThumbImage = photoDescr.ThumbnailImage;
wpt0.ThumbSource = photoDescr.imageThumbSource;
wpt0.ThumbPosition = Project.thumbPosition;
wpt0.imageWidth = photoDescr.Width;
wpt0.imageHeight = photoDescr.Height;
wpt0.PhotoTimeShift = new TimeSpan(0L);
// we need to shift the timestamp a bit if the spot is taken:
while (WaypointsWithThumbs.ContainsKey(wpt0.DateTime))
{
DateTime tmp = wpt0.DateTime;
wpt0.DateTime = tmp.AddMilliseconds(1);
}
// make sure the new waypoint is accounted for in the cache:
WaypointsWithThumbs.Add(wpt0.DateTime, wpt0);
CurrentWptIndex = WaypointsWithThumbs.Count - 1;
WaypointsCache.addWaypoint(wpt0);
return(wpt0);
}
if (photoDescr.DTOrig.Equals(DateTime.MinValue))
{
// try to get it from file name:
photoDescr.ensureImageExists();
Waypoint wpt0 = WaypointsCache.getWaypointByName(photoDescr.imageName);
if (wpt0 != null)
{
//wpt0.Desc = photoDescr.imageName;
wpt0.ThumbImage = photoDescr.ThumbnailImage;
wpt0.ThumbSource = photoDescr.imageThumbSource;
wpt0.ThumbPosition = Project.thumbPosition;
wpt0.imageWidth = photoDescr.Width;
wpt0.imageHeight = photoDescr.Height;
wpt0.PhotoTimeShift = new TimeSpan(0L);
// we need to shift the timestamp a bit if the spot is taken:
while (WaypointsWithThumbs.ContainsKey(wpt0.DateTime))
{
DateTime tmp = wpt0.DateTime;
wpt0.DateTime = tmp.AddMilliseconds(1);
}
// make sure the new waypoint is accounted for in the cache:
WaypointsWithThumbs.Add(wpt0.DateTime, wpt0);
CurrentWptIndex = WaypointsWithThumbs.Count - 1;
return(wpt0);
}
else
{
registerUnrelatedPhoto(photoDescr);
}
return(null);
}
TimeSpan timeZoneSpan = MyTimeZone.timeSpanById(tzId);
DateTime timeStamp = Project.localToZulu(photoDescr.DTOrig + photoTimeShift + MyTimeZone.zoneTimeShift - timeZoneSpan);
//LibSys.StatusBar.Trace("adjusted zulu time=" + timeStamp);
registerImageTimestamp(timeStamp);
if (photoDescr.imageSourceIsLocal && photoDescr.image == null)
{
// try to get it from file name:
photoDescr.ensureImageExists();
registerUnrelatedPhoto(photoDescr);
return(null);
}
Waypoint wpt = null;
Waypoint wpt1;
Waypoint wpt2;
// wpt2 is hit if exact match on the timestamp; wpt1 may turn null, but not wpt2.
if (WaypointsCache.trackpointByTime(timeStamp, out wpt1, out wpt2))
{
// create duplicate waypoint and add it to the same track - to hold the image
wpt = new Waypoint(wpt2);
if (wpt1 == null)
{
// exact match on wpt2
}
else
{
// somewhere between wpt1 and wpt2
double dt = (wpt2.DateTime - wpt1.DateTime).Ticks;
double dt1 = (timeStamp - wpt1.DateTime).Ticks;
if (dt > 0)
{
double ratio = dt1 / dt;
wpt.Location.Lat = wpt1.Location.Lat + (wpt2.Location.Lat - wpt1.Location.Lat) * ratio;
wpt.Location.Lng = wpt1.Location.Lng + (wpt2.Location.Lng - wpt1.Location.Lng) * ratio;
}
}
wpt.DateTime = timeStamp;
wpt.Desc = photoDescr.imageName;
Track trk = WaypointsCache.getTrackById(wpt.TrackId);
// we need to shift the timestamp a bit if the spot is taken:
while (WaypointsWithThumbs.ContainsKey(wpt.DateTime) || trk.Trackpoints.ContainsKey(wpt.DateTime))
{
DateTime tmp = wpt.DateTime;
wpt.DateTime = tmp.AddMilliseconds(1);
}
trk.insertWaypoint(wpt);
wpt.ThumbImage = photoDescr.ThumbnailImage;
wpt.ThumbSource = photoDescr.imageThumbSource;
wpt.ThumbPosition = Project.thumbPosition;
wpt.imageWidth = photoDescr.Width;
wpt.imageHeight = photoDescr.Height;
wpt.PhotoTimeShift = photoTimeShift;
// make sure the new waypoint is accounted for in the cache:
WaypointsWithThumbs.Add(wpt.DateTime, wpt);
CurrentWptIndex = WaypointsWithThumbs.Count - 1;
}
else
{
registerUnrelatedPhoto(photoDescr);
}
return(wpt);
}
