void exifGpsView_TagFromGpsLogClick(object sender, EventArgs e)
{
// the filename of the gps log
OpenFileDialog ofd = new OpenFileDialog();
ofd.Title = "Open gps nmea file";
ofd.Filter = "*.txt|*.txt";
if (ofd.ShowDialog(mainForm) != DialogResult.OK)
{
return;
}
this.lastGpsFile = ofd.FileName;
// read the gps log
mainForm.WaitCursor(true);
GpsLog log = GpsLogFactory.FromFile(ofd.FileName);
mainForm.WaitCursor(false);
// empty log -> exit
if (log.Count == 0)
{
MessageBox.Show("The gps log file is empty or PhotoTagStudio cannot read it.", mainForm.Text,
MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
// ask for gps time offset
PictureGpsOffsetDialog d = new PictureGpsOffsetDialog(currentPicture, log.FirstTime.Value, log.LastTime.Value);
d.Offset = Settings.Default.GPSTimeOffset;
if (d.ShowDialog(mainForm) != DialogResult.OK)
{
return;
}
// set offset to gps log
Settings.Default.GPSTimeOffset = d.Offset;
log.Offset = d.Offset;
PauseOtherWorker();
gpsBackgroundWorker.RunWorkerAsync(new GpsWorkerArguemnts(log));
}
private void buttonGetGpsData_Click(object sender, EventArgs e)
{
// a picture is need for the offset dialog
if (this.currentPicture == null)
{
return;
}
// the filename of the gps log
OpenFileDialog ofd = new OpenFileDialog();
ofd.Title = "Open gps nmea file";
ofd.Filter = "*.txt|*.txt";
if (ofd.ShowDialog(this) != DialogResult.OK)
{
return;
}
this.lastGpsFile = ofd.FileName;
// read the gps log
GpsLog log = GpsLogFactory.FromFile(ofd.FileName);
// empty log -> exit
if (log.Count == 0)
{
return;
}
// ask for gps time offset
PictureGpsOffsetDialog d = new PictureGpsOffsetDialog(currentPicture, log.FirstTime.Value, log.LastTime.Value);
d.Offset = Settings.Default.GPSTimeOffset;
if (d.ShowDialog(this) != DialogResult.OK)
{
return;
}
// set offset to gps log
Settings.Default.GPSTimeOffset = d.Offset;
log.Offset = d.Offset;
IStatusDisplay statusDisplay = (IStatusDisplay)this.FindForm();
List <string> filenames = this.GetAllFileList(false);
statusDisplay.WorkStart(filenames.Count);
// compute the timespan of all pictures
DateTime firstPicture = new DateTime(4000, 1, 1);
DateTime lastPicture = new DateTime(1, 1, 1);
List <PictureMetaData> pictures = new List <PictureMetaData>();
foreach (string filename in filenames)
{
PictureMetaData pmd;
if (this.currentPicture != null &&
this.currentPicture.Filename == filename)
{
pmd = currentPicture;
}
else
{
pmd = new PictureMetaData(filename);
}
if (pmd.ExifOriginalDateTime.HasValue)
{
DateTime time = pmd.ExifOriginalDateTime.Value;
if (time > lastPicture)
{
lastPicture = time;
}
if (time < firstPicture)
{
firstPicture = time;
}
pictures.Add(pmd);
}
statusDisplay.WorkNextPart();
}
statusDisplay.WorkFinished();
// ask the user: do it now?
string text =
String.Format(
"The GPS time is between {0} and {1}.\nThe picture time is between {2} and {3} ({4} and {5}).\n\nContinue?",
log.FirstTime,
log.LastTime,
firstPicture.Add(log.Offset),
lastPicture.Add(log.Offset),
firstPicture,
lastPicture);
if (MessageBox.Show(text, "Continue?", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
{
statusDisplay.WorkStart(pictures.Count);
foreach (PictureMetaData pmd in pictures)
{
UpdateGpsData(pmd, log);
if (pmd != currentPicture)
{
pmd.Close();
}
statusDisplay.WorkNextPart();
}
FireDataChanged();
statusDisplay.WorkFinished();
}
else
{
foreach (PictureMetaData pmd in pictures)
{
if (pmd != currentPicture)
{
pmd.Close();
}
}
}
}
