Re: shapescale

Hi Henner,

> i have two functions:
> a) bucket       -> standard deviation
> b) index                -> (bucket, deviation)          // where i mean by
> deviation: observed value - average
> 
> and i want the values of function a) to be plotted as a thick line over and
> under the corresponding bucket's 0-value
> and the sample points of function b) just as points in the same display. of
> course i want both to use the same scale on the y-axis. so that one can
> clearly see when the deviation of a sample point is bigger than the standard
> deviation.
> 
> it seems that i can't use the same RealTypes for mappings to ShapeScale and
> YAxis, because that way the shapes of function a) are drawn at the
> corresponding y-value instead of 0. if i use different RealTypes instead
> there seems to be no way to scale the shapes of function a to match the
> scale of function b) (i mean if if standard deviation is 0.5 and the
> observed deviation is also 0.5 the point of function b) should be exactly on
> top of the shape).

You can use ScalarMaps of different RealTypes YAxis, if you
call ScalarMap.setRange(low, hi) for both ScalarMaps with
identical low and hi values.

Please let me know if this doesn't solve your problem.

Cheers,
Bill
----------------------------------------------------------
Bill Hibbard, SSEC, 1225 W. Dayton St., Madison, WI  53706
hibbard@xxxxxxxxxxxxxxxxx  608-263-4427  fax: 608-263-6738
http://www.ssec.wisc.edu/~billh/vis.html