/**
Returns @true if the given page exists in the printout.
*/
- bool HasPage(int page);
+ virtual bool HasPage(int page);
/**
Prepares for printing, laying out the buffer and calculating pagination.
*/
- void OnPreparePrinting();
+ virtual void OnPreparePrinting();
/**
Does the actual printing for this page.
*/
- bool OnPrintPage(int page);
+ virtual bool OnPrintPage(int page);
/**
Sets the header and footer data associated with the printout.