errorbar does not work as advertised

David Bateman dbateman at dbateman.org
Wed Oct 29 18:33:29 CDT 2008


Francesco Potorti` wrote:
> I see three problems with the errorbar function.
>
> First, the styles "#" (boxes) and "#~" (boxerrorbars) are not described
> the help string.  I they are intended to map the gnuplot styles, I think
> that they are redundant, and only "#~>" (boxxyerrorbars) should be left.
>
> Second, all box styles are ignored and treated like errorbar styles.
> The issue, as far as I understand, is that the line object has no
> attribute specifyng the type of error to plot.  If this is the right way
> to go, I can propose a changeset so that __errplot__ adds an errorstyle
> attribute to be used by __go_draw_axes__.
>
> Third, if two or three vector arguments are given, the xerror ">"
> specification is ignored, and vertical bars are drawn instead.  If this
> is intended behaviour, I can prepare a changeset to clarify the errorbar
> help string.  However, I suspect that a behaviour similar to gnuplot's
> was intended; in this case, I can try to write a changeset to obtain it.
>
>   
Sorry for the late reply.. I believe I fixed these problems when I added 
the errorbar series objects..

Cheers
David

-- 
David Bateman                                dbateman at dbateman.org
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