private async System.Threading.Tasks.Task CopyToClipboardAsMetafileAsync()
{
if (_rSession != null)
{
string fileName = Path.GetTempFileName();
using (IRSessionEvaluation eval = await _rSession.BeginEvaluationAsync()) {
await eval.ExportToMetafile(fileName, PixelsToInches(_lastPixelWidth), PixelsToInches(_lastPixelHeight));
VsAppShell.Current.DispatchOnUIThread(
() => {
try {
var mf = new System.Drawing.Imaging.Metafile(fileName);
Clipboard.SetData(DataFormats.EnhancedMetafile, mf);
SafeFileDelete(fileName);
} catch (Exception e) when(!e.IsCriticalException())
{
MessageBox.Show(string.Format(Resources.PlotCopyToClipboardError, e.Message));
}
});
}
}
}