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Re: ImageSize option when exporting PDFs

• To: mathgroup at smc.vnet.net
• Subject: [mg85883] Re: ImageSize option when exporting PDFs
• From: Szabolcs Horvát <szhorvat at gmail.com>
• Date: Tue, 26 Feb 2008 07:51:20 -0500 (EST)
• Organization: University of Bergen
• References: <fmmk0p$em7$1@smc.vnet.net> <fpud64$mhh$1@smc.vnet.net>

Mariano Suárez-Alvarez wrote:
> On Jan 17, 2:02 am, Szabolcs Horv=E1t <szhor... at gmail.com> wrote:
>> When exporting EPS graphics, theImageSizeoption can be set in
>> Export[].  These produce graphics of different sizes:
>>
>> Export["gr.eps", Graphics[Circle[]],ImageSize-> 150]
>> Export["gr.eps", Graphics[Circle[]],ImageSize-> 300]
>>
>> But this does not work for PDF.  These produce identical graphics:
>>
>> Export["gr.pdf", Graphics[Circle[]],ImageSize-> 150]
>> Export["gr.pdf", Graphics[Circle[]],ImageSize-> 300]
>>
>> A workaround is to use the option inside Graphics, like this:
>>
>> Export["gr.pdf", Graphics[Circle[],ImageSize-> 150]]
>> Export["gr.pdf", Graphics[Circle[],ImageSize-> 300]]
>>
>> but this is very inconvenient because it affects screen display too.
>>
>> Is it intentional thatImageSizedoes not work with PDFs (if yes, why?),
>> or is it a bug?
> 
> So... is this the recommended practice to get a pdf of the
> desired size with 6.0?
> 

I use the following pattern:

gr = Plot[ ... ] (* or some other graphics *)

cm = 72/2.54 (* centimetre *)

Export["gr.pdf", Show[gr, ImageSize -> 8 cm]]

It's ugly, and I hate it, but at least it works.