Re: XForms: Chart: more than 512 items, remove null line?

From: T.C. Zhao (tc_zhao@yahoo.com)
Date: Tue Mar 19 2002 - 01:49:21 EST


# To subscribers of the xforms list from "T.C. Zhao" <tc_zhao@yahoo.com> :

FL_CHART_MAX limit lifted.
--- Christian Goltz <goltz@geophysik.uni-kiel.de> wrote:
> # To subscribers of the xforms list from Christian Goltz
> <goltz@geophysik.uni-kiel.de> :
>
> Hi,
> >
> > > the chart object is ideal for my purposes but for two things:
> > > I need 1024 items for a line chart and FL_CHART_MAX is hard coded to be
> > > 512.
> >
> > Did you try using fl_set_chart_maxnumb()?
> Yes, but in forms.h it defines FL_CHART_MAX to be 512. If I set it
> higher, it
> is reset to 512.
> >
> > > It seems not possible to remove the automatically generated null line
> (I
> > > cannot simply shift my data as it?s very dynamic and I don?t know the
> > > min/max beforehand).
> >
> > I'm not sure I understand by "null line."
> In the case of line chart, if the min value is <0 and the max is > 0, a
> horizontal line y=0 is automatically inserted.
> >
> I need to display 1024 values without the horizontal line y=0...
>
> Best,
>
> Christian
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