Function ExtSelectClipRgn 

pub unsafe extern "system" fn ExtSelectClipRgn(
    hdc: *mut c_void,
    hrgn: *mut c_void,
    mode: i32,
) -> i32

#237a ExtSelectClipRgn

combines the specified region with the current clipping region using the specified mode

See also

• MS-EMF:v14 2.3.2.2 EMR_EXTSELECTCLIPRGN Record