<wx/pen.h>
+\wxheading{Predefined objects}
+
+Objects:
+
+{\bf wxNullPen}
+
+Pointers:
+
+{\bf wxRED\_PEN\\
+wxCYAN\_PEN\\
+wxGREEN\_PEN\\
+wxBLACK\_PEN\\
+wxWHITE\_PEN\\
+wxTRANSPARENT\_PEN\\
+wxBLACK\_DASHED\_PEN\\
+wxGREY\_PEN\\
+wxMEDIUM\_GREY\_PEN\\
+wxLIGHT\_GREY\_PEN}
+
\wxheading{Remarks}
On a monochrome display, wxWindows shows all non-white pens as black.