This delegate is used by the System.Drawing.Graphics.EnumerateMetafileProc method to provide a callback to deal with each record in the Metafile as it is enumerated.

public delegate void PlayRecordCallback(EmfPlusRecordType recordType, int flags, int dataSize, IntPtr recordData);

Passed To

System.Drawing.EnumerateMetafileProc.{BeginInvoke(), Invoke()}