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Re: fltk printing

From: Shai Ayal
Subject: Re: fltk printing
Date: Tue, 20 Jul 2010 21:57:02 +0300

On Tue, Jul 20, 2010 at 9:52 PM, bpabbott <address@hidden> wrote:
> On 20 Jul, 2010,at 02:00 PM, Michael D Godfrey <address@hidden>
> wrote:
> Shai,
> I just noticed something that I thought I should ask
> about before doing more:
> First, I noticed that when the fltk backend is active,
> since the latest reorganizing of print.m and __gnuplot__print,
> etc. fltk only does eps output.  But, I happened to be
> doing some plotting in a directory which had a copy of
> the old print.m it.  Using the old print.m and fltk backend
> I could generate pdf without problems.
> I looked at the code and there is quite a lot in
> __gnuplot__print__.m  that is not gnuplot specific. In
> particular the use of ghostscript to do things like pdf,
> and all the other conversions not handled by gnuplot.
> So, rather than duplicate code in __fltk__print__.m
> it appears that  something like a __ghostscript__.m
> script is called for.  Both __gnuplot__print__.m and
> __fltk__print__.m would use that for all the output types
> handled by ghostscript.
> So, does this sound like the right thing to do?
> Michael
> Are you thinking of producing all output from an eps file?
> (1) PS by embedding the EPS file in a single page PS file
> (2) PDF from PS (or from EPS depending upon what is desired).
> (3) Using GS to convert to the various bitmaps?
> I like the idea.

yes. In fact, even for gnuplot, which has the ability produce PNG
natively, I used to produce PS and convert using ghostscript. The
gnuplot PS terminal was much better than the others, and ghostscript
can do nice anti-aliasing of the fonts


p.s. I'm cc'ing the list

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