EmfType
Specifies the nature of the records that are placed in an Enhanced Metafile (EMF) file. This enumeration is used by several constructors in the Metafile class.
EmfOnly = 3
Specifies that all the records in the metafile are EMF records, which can be displayed by GDI or GDI+.
EmfPlusDual = 5
Specifies that all EMF+ records in the metafile are associated with an alternate EMF record. Metafiles of type EmfPlusDual can be displayed by GDI or by GDI+.
EmfPlusOnly = 4
Specifies that all the records in the metafile are EMF+ records, which can be displayed by GDI+ but not by GDI.