RGNDATAHEADER info  Overview  Group

The RGNDATAHEADER structure describes the data returned by the GetRegionData function.

typedef struct _RGNDATAHEADER { // rgndh 

    DWORD dwSize; 

    DWORD iType; 

    DWORD nCount; 

    DWORD nRgnSize; 

    RECT  rcBound; 

} RGNDATAHEADER; 

 

Members

dwSize

Specifies the size, in bytes, of the header.

iType

Specifies the type of region. This value must be RDH_RECTANGLES.

nCount

Specifies the number of rectangles that make up the region.

nRgnSize

Specifies the size of the buffer required to receive the RECT structure that specifies the coordinates of the rectangles that make up the region. If the size is not known, this member can be zero.

rcBound

Specifies a bounding rectangle for the region.

See Also

GetRegionData, RECT, RGNDATA