CRgn::CopyRgn

Copies the region defined by pRgnSrc into the CRgn object.

int CopyRgn(
   CRgn* pRgnSrc 
);

Parameters

pRgnSrc

Identifies an existing region.

Return Value

Specifies the type of the resulting region. It can be one of the following values:

• COMPLEXREGION   New region has overlapping borders.
• ERROR   No new region created.
• NULLREGION   New region is empty.
• SIMPLEREGION   New region has no overlapping borders.

Remarks

The new region replaces the region formerly stored in the CRgn object. This function is a special case of the CombineRgn member function.

Example

See the example for CRgn::CreateEllipticRgn.

See Also

CRgn Overview | Class Members | Hierarchy Chart | CRgn::CombineRgn | CombineRgn