private static bool SendBytesToPrinter(string printerName, IntPtr intptrBytes, Int32 count)
{
Int32 error = 0, written = 0;
IntPtr intptrPrinter = new IntPtr(0);
DocInfo docInfo = new DocInfo();
bool bSuccess = false;
docInfo.DocName = ".NET RAW Document";
docInfo.DataType = "RAW";
// Open the printer.
if (OpenPrinter(printerName.Normalize(), out intptrPrinter, IntPtr.Zero))
{
// Start a document.
if (StartDocPrinter(intptrPrinter, 1, docInfo))
{
// Start a page.
if (StartPagePrinter(intptrPrinter))
{
// Write your bytes.
bSuccess = WritePrinter(intptrPrinter, intptrBytes, count, out written);
EndPagePrinter(intptrPrinter);
}
EndDocPrinter(intptrPrinter);
}
ClosePrinter(intptrPrinter);
}
// If you did not succeed, GetLastError may give more information
// about why not.
if (bSuccess == false)
{
error = Marshal.GetLastWin32Error();
}
return(bSuccess);
}
public static extern bool StartDocPrinter(IntPtr intptrPrinter, Int32 level, [In, MarshalAs(UnmanagedType.LPStruct)] DocInfo docInfo);