On Wed, Sep 17, 2008 at 1:25 PM, Deepayan Sarkar
<[EMAIL PROTECTED]> wrote:
> On Wed, Sep 17, 2008 at 1:12 PM, David Carslaw
> <[EMAIL PROTECTED]> wrote:
>>
>> I think this is a very useful function that I imagine has wide appeal -
>> thanks. Using the code below produces the plot OK but when I try and
>> copy/save it (as a metafile) I receive the following error and an hourglass:
>>
>> Error: invalid graphics state
>>
>> [using XP, 2.72, lattice 0.17.13]
>
> Yes, that's the drawback of mixing grid and base graphics (even
> resizing the screen device will not work). However, if you explicitly
> start a device and plot to it, instead of copying from a screen
> device, that should work fine.
That isn't completely accurate. To ensure that the plot doesn't start
a new page, you need something like
pdf()
plot.new()
levelplot(volcano, panel = panel.filledcontour,
col.regions = terrain.colors,
cuts = 25,
plot.args = list(newpage = FALSE))
dev.off()
-Deepayan
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