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Hello Hellen, Bill and everyone, Bill Hibbard wrote: > > On Mon, 22 Apr 2002, Helen Yi wrote: > > > I am new to VisAD, could you please give me some help on how to write the > > new > > class? > > You do it by creating a file full of Java code, similar to > any source file that extends visad/DataRenderer.java. There > is a partially completed DataRenderer tutorial on the VisAD > web page. You may be better off to just live with the way > RubberBandBoxRendererJ3D works. I cannot give you detailed > advice on how to make the change you suggest - it is too > complex. > > Bill Perhaps an easier solution woult be to get the coordinates of the box (which are printed out in the main() of RubberBandBoxRendererJ3D.java) and construct a new 2D set (in the doAction() of Cell), with these coordinates as nodes on a path. Then add this set to the display. When doAction() is triggered again, destroy the old 2D set and construct a new one, add it to the display and keep doing it while( userIsUnhappyWithSelection ;-) Cheers, Ugo
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