Brian,

I am confused by your stated problems and don't understand what it is
you want to do.

A proper install of JHS has only 1 file called jdemo.ijs and it is in
the ide/jhs folder. It is a JHS page that displays information about
the JHS demos. It is the page loaded when you do: studio|demos

Currently there is no demo shows how to use the html5 canvas element.
It should be fairly easy to create one. JHS default plot draws to an
html5 canvas element in the jijx page

One could take one of the simpler J studio demos and modify it to have
an html5 canvas element and to then use ajax to get the data that
javascript would use to draw on the canvas area. This would be a good
exercise for any forum readers.

The work done with jd3 is also very interesting. See jhelp page for
examples. But jd3 uses svg (an alternative to html5 canvas) for its
drawing area.

On Sat, Jan 4, 2014 at 1:28 PM, Brian Schott <schott.br...@gmail.com> wrote:
> I am interested in getting opengl_es and canvas working with jhs. There is
> a message in the archive (below) which may be relevant, but I am not sure,
> because there are two different versions of jdemo.ijs in the addons folder
> of j701. The archived message might have referred to the latter file (b),
> but Eric may have mistakenly answered relative to the former(a).
>
> (a) /Users/brian/j64-701/addons/ide/jhs/demo/jdemo.ijs
> (b) /Users/brian/j64-701/addons/ide/jhs/jdemo.ijs
>
> http://www.jsoftware.com/pipermail/beta/2010-August/004426.html
>
> In any case I am interested in file (b). So my question is what do I need
> to do to run (b)? When I try to use the "Run" menu option in jijs of jhs,
> nothing happens (on my Mac).
>
> [Below is an aside, but somewhat related.]
>
> I am also interested in (b)'s cousin (c), below. Neither (b) nor (c) seem
> to do anything after they load into jhs. What do I need to do to activate
> each? (Btw, I have activated and perused the fine d3 demos created by
> Justin and Jordan Tirrell and found in the ~addons/graphics/d3 directory.)
>
> (c) /Users/brian/j64-701/addons/ide/jhs/jd3.ijs
>
> Thanks,
>
> --
> (B=)
> ----------------------------------------------------------------------
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