From Tracker Software PDF SDK
The pClone method creates an exact copy of a whole page or a specified rectangular area of the page.
HRESULT Clone([in, defaultvalue(NULL)] RECT* stRect, [out, retval] IIXC_Page** pClone);
- [in, defaultvalue(NULL)] Pointer to RECT structure which defines the rectangular area of the page page which will be cloned. If this parameter is NULL, the entire page will be cloned.
- [out, retval] Pointer to the variable where the IIXC_Page pointer of the cloned page will be stored.
Returns S_OK if operation was successful or error code in other cases.