protected void Dispose(bool disposing)
{
if (_disposed)
{
return;
}
StreamDictionary.Remove(_streamId);
if (_form != IntPtr.Zero)
{
PdfiumLibrary.FORM_DoDocumentAAction(_form, FPDFDOC_AACTION.WC);
PdfiumLibrary.FPDFDOC_ExitFormFillEnvironment(_form);
_form = IntPtr.Zero;
}
if (_document != IntPtr.Zero)
{
PdfiumLibrary.FPDF_CloseDocument(_document);
_document = IntPtr.Zero;
}
if (_formCallbacksHandle.IsAllocated)
{
_formCallbacksHandle.Free();
}
if (_stream != null)
{
_stream.Dispose();
_stream = null;
}
_disposed = true;
}
public static bool FPDF_SaveAsCopy(IntPtr doc, Stream output, FPDF_SAVE_FLAGS flags)
{
int id = StreamDictionary.Add(output);
try
{
var write = new FPDF_FILEWRITE
{
stream = (IntPtr)id,
version = 1,
WriteBlock = Marshal.GetFunctionPointerForDelegate(_saveBlockDelegate)
};
lock (_mutex)
{
return(API.FPDF_SaveAsCopy(doc, write, flags));
}
}
finally
{
StreamDictionary.Remove(id);
}
}