[Kst] Using scalars in drawable objects

[Barth Netterfield]

I think the way I would approach this would be to create a number of
annotation objects (ie viewObjects) which take scalars as inputs (like
labels already can).  Basing them on qwt seems plausable...
On Oct 5, 2012 5:04 PM, "Nicolas Brisset" <nicolas.brisset at free.fr> wrote:

> Hi Mark,
>
> interesting idea. One option may be to use scripting to animate view
> objects. I don't know whether it is supported yet or not.
> However, this sounds quite like a hack. A better alternative would
> probably be to write another renderer than the current cartesian one. I
> think the infrastructure is there to allow it, but I don't know the details.
> Looking at http://qwt.sourceforge.net/controlscreenshots.html it looks
> like qwt has some interesting classes.
> Apparently QML also allows for some interesting possibilities:
> https://idlebox.net/2010/apidocs/qt-everywhere-opensource-4.7.0.zip/declarative-ui-components-dialcontrol.html.
> But I don't know whether that would be easy to plug into Kst.
> Plus you will have one question to solve with such controls which show
> only one value at a time (compared to a curve which shows a time series):
> to which point in other plots do you synchronize when zooming/scrolling
> (I'd suggest the last one)?
>
> Barth: some thoughts on that?
>
> Nicolas
>
> ----- Mail original -----
> > De: "Mark Dammer" <mark.dammer at googlemail.com>
> > À: kst at kde.org
> > Envoyé: Vendredi 5 Octobre 2012 14:20:04
> > Objet: [Kst] Using scalars in drawable objects
> >
> > I am interested to display changing scalars in the form of analog
> > instruments like the ones you find in cockpits, so that changes in
> > the
> > data can be quickly and easily observed and interpreted. In addition
> > to
> > the plotting functions Kst could then be used to create dashboards
> > for
> > process monitoring etc.
> > Is it possible to manipulate the position / orientation of drawable
> > objects (arrow, line etc.)  in Kst via scalars ? If not, would it be
> > very complicated to implement this ?
> >
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