[texhax] Drawing colored pie chart in KOMA-Class scrreprt (preferably without manually installing pgf-pie

[Philip Taylor]

Suresh Govindachar wrote:

> It is established that the code works for some people and does not work
> for others.  The question is:  why?  I am on regular Windows 7 64 bit,
> with up to date MikTeX -- does use of pstricks needed additional
> software such as "ghostsrcipt"?  What do the following messages from
> "xelatex lasecond.tex" mean?
>
> ** WARNING ** Image format conversion for PSTricks failed.
> ** WARNING ** Interpreting special command pst: (ps:) failed.
> ** WARNING ** >> at page="1" position="(227.759, 580.252)" (in PDF)
> ** WARNING ** >> xxx "pst:  tx at Dict begin STP newpath /ArrowA { moveto }

That was the point that lay behind my question of earlier today :

> 1) It relies on PS-Tricks, but uses a PDF engine; how does
> that work (PS = "PostScript", which is not in the workflow)

to which I must confess I did not entirely understand the answer :

> XeTeX can detect a \special command and then turns itself
> into the xdvi->xdvipdfmx-route.

but as I have been out for much of today, I have not yet had
a chance to follow it up.  I suspect that the two are
closely related.  Perhaps Herbert V. can shed more light.

Philip Taylor