On Tue, 21 Mar 2006, David Ishmael wrote:

> Hello all .
>
>
>
> I'm still kind of new to Ruby and trying to graph data in real-time but I
> can't seem to find a suitable graphing engine.  I've sniffed around using my
> friend Google, but I didn't find anything concrete.  Has anyone out there
> done a GUI graph that updates in real-time (something simple like a line
> chart)?  Here's some pseudocode to help get my point across:
>
>
>
> graph = SomeGraphEngine.new
>
> graph.type = "line"
>
>
>
> xvalues = Array.new
>
> yvalyes = Array.new
>
>
>
> for num in ( 0 .. 36 )
>
>            xvalues << Float( num * 10.0 + 50 )
>
>            yvalues << Float( Math.sin( num * Math.pi / 15.0 ) * 16.0 )
>
> graph.coords( xvalues, yvalues )
>
> graph.draw
>
> end

what os?  gnuplot can easily do this...

-a
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