"Jae-Joon Lee" <[EMAIL PROTECTED]> writes:
> Here is a patch which uses a preview package. It uses a "showbox"
> option in the preview package, with a slight tweak (this only patches
> the texmanager.py. You still need to apply the agg backend patch in my
> previous post). It would be good if this patch will be accepted, but
> the extra requirement of the preview package may need some dicussion.
> Although it seems that the preview package is commonly found with a
> TeX installation, I guess it is not part of the major TeX distribution
> (e.g. tetex, tex-live) yet. One way would be to make it as an optional
> feature.
FWIW, Debian provides preview.sty in the binary package
preview-latex-style (generated from the source package auctex).
Chris
>
>
>
> On Fri, Aug 29, 2008 at 12:04 PM, Jae-Joon Lee <[EMAIL PROTECTED]> wrote:
> > Thanks,
> >
> > I quickly went through the code of the pngmath.py, and it seems that
> > the depth(descent) of the dvi file is reported by "dvipng" (but the
> > preview package must be used in the tex file for this to work
> > correctly). Therefore, with this method, we need to run dvipng even if
> > we use ps of pdf backend. Although this seems fine to me, I'll see if
> > I can extract the depth of the text without running the dvipng.
> >
> > Regards,
> >
> > -JJ
> >
> >
> >
> >
> > On Fri, Aug 29, 2008 at 7:59 AM, Michael Droettboom <[EMAIL PROTECTED]>
> > wrote:
> >> Sphinx contains one way to do this in its new "pngmath" extension. It uses
> >> the LaTeX package "preview" which does all of this magic internally. And I
> >> believe it's a little more general. If I recall, the approach you're
> >> taking
> >> won't work with some LaTeX constructs such as:
> >>
> >> \begin{align}
> >> x & = 2
> >> y & = 2
> >> \end{align}
> >>
> >> Plus, Sphinx is BSD-licensed, so it should be fine to copy-and-paste
> >> whatever code is necessary.
> >>
> >> Of course, latex-preview is required to be installed, but I think it's a
> >> pretty common package.
> >>
> >> See here:
> >>
> >> http://svn.python.org/projects/doctools/trunk/sphinx/ext/pngmath.py
> >>
> >> Cheers,
> >> Mike
> >>
> >> Jae-Joon Lee wrote:
> >>>
> >>> On Thu, Aug 28, 2008 at 4:18 PM, John Hunter <[EMAIL PROTECTED]> wrote:
> >>>
> >>>>
> >>>> On Thu, Aug 28, 2008 at 2:57 PM, Jae-Joon Lee <[EMAIL PROTECTED]>
> >>>> wrote:
> >>>>
> >>>>
> >>>>>
> >>>>> First of all, I borrowed this idea from the PyX which is in GPL.
> >>>>> Although there is little of copying, other than the basic idea, I'm
> >>>>> not 100% sure if this could be BSD-compatible.
> >>>>>
> >>>>
> >>>> I think it is fine to borrow the idea; what we need to do is a clean
> >>>> room implementation with no copying. You can best answer that, so if
> >>>> you tell us your patch is cleanly implemented, we can accept it.
> >>>>
> >>>> JDH
> >>>>
> >>>>
> >>>
> >>> Thanks for the response.
> >>>
> >>> Well, the only part I borrowed from PyX is TeX related commands they
> >>> use (there is not much of implementation as far as TeX-related code is
> >>> concerned). From their code, I learned the meaning and usage of the
> >>> following TeX commands
> >>>
> >>> \newbox
> >>> \setbox
> >>> \immediate\write16
> >>>
> >>> And I used the same TeX commands in my code.
> >>> But I personally think this is not a (code) copy.
> >>>
> >>> Other than this, the code is clean.
> >>> Regards,
> >>>
> >>> -JJ
> >>>
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