public void BeginSaveImage(TileIndex id, BitmapSource image, Stream stream)
{
string imagePath = GetImagePath(id);
bool errorWhileDeleting = false;
bool containsOld = Contains(id);
if (containsOld && saveOption == SaveOption.ForceUpdate)
{
try
{
File.Delete(imagePath);
}
catch (IOException exc)
{
// todo возможно, тут добавить файл в очередь на удаление или перезапись новым содержимым
// когда он перестанет быть блокированным
MapsTraceSource.Instance.ServerInformationTraceSource.TraceInformation("{0} - error while deleting tile {1}: {2}", ServerName, id, exc.Message);
errorWhileDeleting = true;
}
}
bool shouldSave = saveOption == SaveOption.ForceUpdate && !errorWhileDeleting ||
saveOption == SaveOption.PreserveOld && !containsOld;
if (shouldSave)
{
MapsTraceSource.Instance.ServerInformationTraceSource.TraceInformation(string.Format("{0}: begin to save: id = {1}", ServerName, id));
FileMap[id] = true;
Statistics.IntValues["ImagesSaved"]++;
BitmapSource bmp = image;
if (!bmp.IsFrozen)
{
}
Task saveTask = Task.Factory.StartNew(() =>
{
if (stream == null)
{
ScreenshotHelper.SaveBitmapToFile(bmp, imagePath);
}
else
{
ScreenshotHelper.SaveStreamToFile(stream, imagePath);
}
}).WithExceptionThrowingInDispatcher(Dispatcher);
}
}
private async void HighResScreenshotExecute(object target, ExecutedRoutedEventArgs e)
{
SaveFileDialog dlg = new SaveFileDialog();
dlg.Filter = "PNG (*.png)|*.png|JPEG (*.jpg)|*.jpg|BMP (*.bmp)|*.bmp|GIF (*.gif)|*.gif";
dlg.FilterIndex = 1;
dlg.AddExtension = true;
if (dlg.ShowDialog().GetValueOrDefault(false))
{
var bmp = await plotter2D.ExportHighResScreenshot(10000, 4000, 96);
ScreenshotHelper.SaveBitmapToFile(bmp, dlg.FileName);
e.Handled = true;
}
}
/// <summary>Saves screenshot to file.</summary>
/// <param name="filePath">File path.</param>
public async Task SaveScreenshot(string filePath)
{
ScreenshotHelper.Parameters parameters = (this is Plotter2D) ? ((Plotter2D)this).Viewport.ScreenshotParameters : new ScreenshotHelper.Parameters();
ScreenshotHelper.SaveBitmapToFile(await CreateScreenshot(), filePath, parameters.Dpi);
}
/// <summary>Saves screenshot to file.</summary>
/// <param name="filePath">File path.</param>
public void SaveScreenshot(string filePath)
{
ScreenshotHelper.SaveBitmapToFile(CreateScreenshot(), filePath);
}
public void SaveScreenshot(string filePath)
{
/// <summary>Saves screenshot to file.</summary>
/// <param name="filePath">File path.</param>
ScreenshotHelper.SaveBitmapToFile(CreateScreenshot(), filePath);
}
public void BeginSaveImage(TileIndex id, BitmapSource image, Stream stream)
{
string imagePath = GetImagePath(id);
bool errorWhileDeleting = false;
bool containsOld = Contains(id);
if (containsOld && saveOption == SaveOption.ForceUpdate)
{
try
{
File.Delete(imagePath);
}
catch (IOException exc)
{
// todo возможно, тут добавить файл в очередь на удаление или перезапись новым содержимым
// когда он перестанет быть блокированным
MapsTraceSource.Instance.ServerInformationTraceSource.TraceInformation("{0} - error while deleting tile {1}: {2}", ServerName, id, exc.Message);
errorWhileDeleting = true;
}
}
bool shouldSave = saveOption == SaveOption.ForceUpdate && !errorWhileDeleting ||
saveOption == SaveOption.PreserveOld && !containsOld;
if (shouldSave)
{
MapsTraceSource.Instance.ServerInformationTraceSource.TraceInformation(String.Format("{0}: begin to save: id = {1}", ServerName, id));
FileMap[id] = true;
Statistics.IntValues["ImagesSaved"]++;
BitmapSource bmp = image;
if (!bmp.IsFrozen)
{
}
ThreadPool.QueueUserWorkItem(new WaitCallback((unused) =>
{
// Try to write tile to cache. Conflicts are possible
// especially in case of multiple Map control instances.
// That's why exception is only dumped to debug output.
try
{
if (stream == null)
{
ScreenshotHelper.SaveBitmapToFile(bmp, imagePath);
}
else
{
ScreenshotHelper.SaveStreamToFile(stream, imagePath);
}
}
catch (Exception exc)
{
Debug.WriteLine(String.Format("Error writing tile to cache: {0}", exc.Message));
}
}));
}
}
