Line Graph Widget - Plotting time series

Glen Bojsza gbojsza at gmail.com
Tue Jun 4 22:23:16 EDT 2019


Hi Alex,

I will take a look at it...thanks.

Can it do dual Y axis graphs?

On Tue, Jun 4, 2019 at 8:50 PM Alex Tweedly via use-livecode <
use-livecode at lists.runrev.com> wrote:

> Hi Glen,
>
> Sounds like the graph widget won't do it.
>
> You could try using my GraphMaker library. I gave a brief talk about it
> at the conference, but since I got back I've been so busy I haven't yet
> got around to making a general announcement.
>
> You can get the library from
> https://github.com/alextweedly/LivecodeGraphMaker
>
> This includes the library (a script-only stack), a demo example (binary
> UI stack) and a text file of notes.
>
> I've added a couple of new examples, covering two different ways to
> approach your example; they both convert the time-series to seconds, and
> plot that. Then:
>
>   - graph 7 uses a custom formatting function to convert the 'seconds'
> values into the desired hh:mm:ss to produce a few well-spaced out labels
>
> - graph 8 uses explicit X-axis labels for each data point.
>
> I'm not sure which of those (or some variant of them) might be what you
> want.
>
> Feel free to ask me any questions if anything is unclear, or needs
> changing.
>
> You can see the output at
>
> https://www.kilmelford.com/images/graph7.jpg
>
> https://www.kilmelford.com/images/graph8.jpg
> <https://www.kilmelford.com/images/graph7.jpg>
>
> and the required input setup in the demo stack.
>
> Alex.
>
>
> On 04/06/2019 07:20, Glen Bojsza via use-livecode wrote:
> > Hello,
> >
> > I am trying to use the Line Graph Widget to grapg a time series (x axis)
> > where the time is in the format 2:45:16
> >
> > The time data is being treated like text and therefore tries to plot
> using
> > every x series as a x label.
> >
> > Optimally I would like to see only a handful of x labels spread that
> covers
> > the time period as x labels.
> >
> > I also tried just using linear data series for the x axis and the Line
> > Graph Widget wants to put a label for every number.
> >
> > Is there a property that could be set that recognizes the x data series
> as
> > a number or time?
> >
> > thanks,
> >
> > Glen
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