private void SavePB_Click(object sender, RoutedEventArgs e)
{
if (VM.SaveAsFile)
{
if (VM.Filename.Length == 0)
{
System.Windows.MessageBox.Show("Filename cannot be empty.",
"Enter a Filename", MessageBoxButton.OK, MessageBoxImage.Warning);
return;
}
string path = VM.Location + "\\" + VM.Filename + ".png";
if (File.Exists(path))
{
MessageBoxResult result =
System.Windows.MessageBox.Show("File already exists. Do you want to OverWrite it?",
"File Already Exists",
MessageBoxButton.YesNo, MessageBoxImage.Question);
if (result == MessageBoxResult.No)
{
return;
}
}
using (FileStream stream = new FileStream(path, FileMode.Create))
{
PngBitmapEncoder encoder = new PngBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(m_bitmap.Clone()));
encoder.Save(stream);
stream.Close();
}
}
else
{
if (VM.Description.Length == 0)
{
System.Windows.MessageBox.Show("Description cannot be empty for the Reference Image.",
"Enter a Description", MessageBoxButton.OK, MessageBoxImage.Warning);
return;
}
// save as reference image in database
WaveguideDB wgDB = new WaveguideDB();
ReferenceImageContainer refCont = new ReferenceImageContainer();
refCont.CompressionAlgorithm = GlobalVars.CompressionAlgorithm;
refCont.Depth = 2;
refCont.Height = m_height;
refCont.Width = m_width;
refCont.ImageData = m_imageData;
refCont.MaxPixelValue = GlobalVars.MaxPixelValue;
refCont.NumBytes = m_imageData.Length * 2;
refCont.TimeStamp = DateTime.Now;
refCont.Description = VM.Description;
refCont.Type = VM.Type;
bool alreadyExists;
bool success = wgDB.ReferenceImageTypeAlreadyExists(VM.Type, out alreadyExists);
if (success)
{
if (!alreadyExists)
{
success = wgDB.InsertReferenceImage(ref refCont);
if (!success)
{
System.Windows.MessageBox.Show("Failed to insert Reference Image: " + wgDB.GetLastErrorMsg(),
"Database Error", MessageBoxButton.OK, MessageBoxImage.Error);
return;
}
}
else
{
string sMessageBoxText = "This reference already exists for: " + VM.Type.ToString() +
". Do you want to replace it?";
string sCaption = "Reference Image Already Exists For This Type";
MessageBoxButton btnMessageBox = MessageBoxButton.YesNo;
MessageBoxImage icnMessageBox = MessageBoxImage.Warning;
MessageBoxResult rsltMessageBox = System.Windows.MessageBox.Show(sMessageBoxText, sCaption, btnMessageBox, icnMessageBox);
switch (rsltMessageBox)
{
case MessageBoxResult.Yes:
// delete the existing reference image
success = wgDB.ClearReferenceImageType(VM.Type);
if (success)
{
// insert the new reference image
success = wgDB.InsertReferenceImage(ref refCont);
if (!success)
{
System.Windows.MessageBox.Show("Failed to insert Reference Image: " + wgDB.GetLastErrorMsg(),
"Database Error", MessageBoxButton.OK, MessageBoxImage.Error);
}
}
else
{
System.Windows.MessageBox.Show("Failed to clear Reference Image: " + wgDB.GetLastErrorMsg(),
"Database Error", MessageBoxButton.OK, MessageBoxImage.Error);
}
break;
case MessageBoxResult.No:
// do nothing
return;
}
}
}
}
Close();
}