[R] savePlot error when type = "eps" or "wmf"

Paul Murrell p.murrell at auckland.ac.nz
Mon Apr 20 07:03:16 CEST 2009


jimdare wrote:
> Hello,
> When I use savePlot(filename="xy",type="eps") or
> savePlot(filename="xy",type="wmf")  , I get the following error:
> Error in grid.Call("L_textBounds", as.graphicsAnnot(x$label), x$x, x$y,  : 
>   Polygon edge not found (zero-width or zero-height?)
> This doesn't occur when I change the type to "jpeg" or "bmp".  Can anyone
> explain what is going on and how I can fix it?  Your help is much
> appreciated,

The error message says it all:  a calculation is being performed to find
the edge of a polygon (from a grobX() or grobY() call?), but the polygon
has zero width or zero height so the calculation is floundering.  We
need to see the code that did the drawing to tell you more.

Dr Paul Murrell
Department of Statistics
The University of Auckland
Private Bag 92019
New Zealand
64 9 3737599 x85392
paul at stat.auckland.ac.nz

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