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Steve, Thanks for answering the stupid question. I tested as you suggested, it works. Kan Steve Emmerson wrote: > KAN, > > >Date: Fri, 5 Apr 2002 01:15:37 -0800 (GMT-08:00) > >From: "KAN.DENG" <KAN.DENG@xxxxxxxxxx> > >To: visad-list@xxxxxxxxxxxxx > >Subject: How to change the sample in FlatField? > > The above message contained the following: > > > According to VisAD Java Component Library Developer Guide (<A > > href="http://www.ssec.wisc.edu/~billh/guide.html#3.10">http://www.ssec.w > > isc.edu/~billh/guide.html#3.10</A>), "Most Data classes and metadata > > classes (of FlatField) are immutable", does it mean that users cannot > > interactively change the sample of a FlatField? In other words, is the > > following job possible? > > > Suppose we have an isoContour, is it possible to allow > > the user to change the isoline by clicking mouse button? Since the > > isoContour is related to the sample of the FlatField, the above question > > is equivalent to change the sample of the field. Is that possible? If > > so, can anyone give me an instruction how to do it? > > Range values of Field can be modified. See the Field.setSample, > Field.setSamples, and FlatField.setSamples() methods. > > Regards, > Steve Emmerson <http://www.unidata.ucar.edu>
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