pan> <span class='kw'>=</span> <span class='fl'>1</span>, <span class='kw'>l</span> <span class='kw'>=</span> <span class='fl'>1</span>, <span class='kw'>r</span> <span class='kw'>=</span> <span class='fl'>3</span>)
<span class='no'>tab</span> <span class='kw'>&lt;-</span> <span class='fu'><a href='gtable_add_grob.html'>gtable_add_grob</a></span>(<span class='no'>tab</span>, <span class='no'>rect</span>, <span class='kw'>t</span> <span class='kw'>=</span> <span class='fl'>1</span>, <span class='kw'>b</span>