Returns the clipping rectangle of this viewport area. <P> <DD><DL> <DT><B>Specified by:</B><DD><CODE><A HREF="../../../../org/apache/fop/area/Viewport.html#getClipRectangle()">getClipRectangle</A></CODE> in interface <CODE><A HREF="../../../../org/apache/fop/area/Viewport.html" title="interface in org.apache.fop.area">Viewport</A></CODE></DL> </DD> <DD><DL>  <DT><B>Returns:</B><DD>