virtual void CBCGPGraphicsManager::SetClipEllipse ( const CBCGPEllipse &  ellipseClip, int  nFlags = RGN_COPY  )

virtual

Selects the specified ellipse as clipping region for a device content.

Parameters

ellipseClip	The ellipse.
nFlags	This parameter can be one of the following values: RGN_COPY (by default), RGN_AND, RGN_DIFF, RGN_OR or RGN_XOR

See Windows SDK SelectClipPath function documentation for information about RGN_ flags.

Call ReleaseClipArea() method to remove the clipping region.