Class Hierarchy
AcRxObject AcGiDrawable AcDbObject AcDbEntity AcDbUnderlayReference AcDbDwfReference
C++
class AcDbDwfReference : public AcDbUnderlayReference;
File
dbunderlayref.h
Description
Represents DWF underlays in the drawing. Underlays are similar to raster images but their content is snappable.