[Gambas-user] Charts in Gambas: alternatives to "Chart"

[Randall Morgan]

Be sure to allow for more than one graph on a plot and for multiple plots
per window. Or maybe building a gnuplot component would be the way to go to
get a more robust system.


On Wed, Oct 16, 2013 at 7:22 AM, Fabien Bodard <gambas.fr at ...626...> wrote:

> Well, so after reading and reading again about gnuplot, and MathGL (that is
> a good lib too), i've made my own opinion. What we need is nor the beauty
> of a spreadsheet tool, nor the power of a scientist renderer. I think there
> is a place for a simple tool in gambas that allow to draw basic 1D, 2D
> graph. This tool will never have the power of a gnuPlot Tool on rendering
> 3D Matrix Array. But it can have more style options for a better render on
> apps and reports.
>
> Then I imagin a dynamic tool that allow user interraction too... why not
> allow a user to modify the data directly from the chart widget ?... Why not
> allow the chart to query the data on real time ? (via an event )
>
> the chart renderer will have two level a drawing class and a viewer... Like
> gb.map.
>
> So it can be used then in report, or every where it can be drawed every
> where.
>
> The first gb.chart was my first component ... and yes i have to rewritte
> all, but with my new skills i hope to provide you a better tool.
>
>
> 2013/10/15 richard terry <rterry at ...1823...>
>
> > As I've previously mentioned we use gnuPlot with great success, shell
> > out the data and get back the path to the png image generated to display
> > where you want.
> >
> > regards
> >
> > richard
> >
> > On 14/10/13 17:30, Randall Morgan wrote:
> > > NO, I allow python to open the chart window so it floats above the
> Gambas
> > > application. Same with Octave.
> > >
> > >
> > > On Sun, Oct 13, 2013 at 11:21 PM, Alberto Caballero <
> > alberto.kavan at ...626...
> > >> wrote:
> > >> Hi Randall,
> > >>
> > >> Thanks for your advice. Do you then integrate the Python chart into
> the
> > >> Gambas application? How do you draw it inside a DrawingArea?
> > >>
> > >> Regards,
> > >>
> > >> Alberto
> > >>
> > >>
> > >> 2013/10/13 Randall Morgan <rmorgan62 at ...626...>
> > >>
> > >>> I have been successful in using both Python and Octave for charting.
> > >>> Basically, you write out your data into a file and then write a
> python
> > or
> > >>> octave script and call it passing your data file. One note, use full
> > >> paths
> > >>> as Gambas will prefix and relative path with the Gambas application's
> > >>> directory.
> > >>>
> > >>> There was some recent discussion on rebuilding the charting module or
> > >>> replacing it with something that would work more like NumPy or MatLab
> > >>> charts. I am hoping this will happen soon as I too have a great need
> > for
> > >>> good charting tools in Gambas.
> > >>>
> > >>>
> > >>> On Sun, Oct 13, 2013 at 2:00 AM, Alberto Caballero
> > >>> <alberto.kavan at ...626...>wrote:
> > >>>
> > >>>> Hi all,
> > >>>>
> > >>>> I am having many problems for showing several charts within my
> > >>> application
> > >>>> using Gambas "Chart" object. It seems that there is some shared
> memory
> > >>>> between all Chart objects defined.
> > >>>>
> > >>>> I was wondering if there is any other alternative for showing lines
> > and
> > >>> bar
> > >>>> charts in Gambas. Any other library or component?
> > >>>>
> > >>>> Thanks and regards.
> > >>>>
> > >>>> Alberto
> > >>>>
> > >>>>
> > >>
> >
> ------------------------------------------------------------------------------
> > >>>> October Webinars: Code for Performance
> > >>>> Free Intel webinars can help you accelerate application performance.
> > >>>> Explore tips for MPI, OpenMP, advanced profiling, and more. Get the
> > >> most
> > >>>> from
> > >>>> the latest Intel processors and coprocessors. See abstracts and
> > >> register
> > >>>>
> > >>
> >
> http://pubads.g.doubleclick.net/gampad/clk?id=60134071&iu=/4140/ostg.clktrk
> > >>>> _______________________________________________
> > >>>> Gambas-user mailing list
> > >>>> Gambas-user at lists.sourceforge.net
> > >>>> https://lists.sourceforge.net/lists/listinfo/gambas-user
> > >>>>
> > >>>
> > >>>
> > >>> --
> > >>> If you ask me if it can be done. The answer is YES, it can always be
> > >> done.
> > >>> The correct questions however are... What will it cost, and how long
> > will
> > >>> it take?
> > >>>
> > >>>
> > >>
> >
> ------------------------------------------------------------------------------
> > >>> October Webinars: Code for Performance
> > >>> Free Intel webinars can help you accelerate application performance.
> > >>> Explore tips for MPI, OpenMP, advanced profiling, and more. Get the
> > most
> > >>> from
> > >>> the latest Intel processors and coprocessors. See abstracts and
> > register
> > >>>
> > >>>
> > >>
> >
> http://pubads.g.doubleclick.net/gampad/clk?id=60134071&iu=/4140/ostg.clktrk
> > >>> _______________________________________________
> > >>> Gambas-user mailing list
> > >>> Gambas-user at lists.sourceforge.net
> > >>> https://lists.sourceforge.net/lists/listinfo/gambas-user
> > >>>
> > >>
> >
> ------------------------------------------------------------------------------
> > >> October Webinars: Code for Performance
> > >> Free Intel webinars can help you accelerate application performance.
> > >> Explore tips for MPI, OpenMP, advanced profiling, and more. Get the
> most
> > >> from
> > >> the latest Intel processors and coprocessors. See abstracts and
> > register >
> > >>
> >
> http://pubads.g.doubleclick.net/gampad/clk?id=60134071&iu=/4140/ostg.clktrk
> > >> _______________________________________________
> > >> Gambas-user mailing list
> > >> Gambas-user at lists.sourceforge.net
> > >> https://lists.sourceforge.net/lists/listinfo/gambas-user
> > >>
> > >
> > >
> >
> >
> >
> >
> ------------------------------------------------------------------------------
> > October Webinars: Code for Performance
> > Free Intel webinars can help you accelerate application performance.
> > Explore tips for MPI, OpenMP, advanced profiling, and more. Get the most
> > from
> > the latest Intel processors and coprocessors. See abstracts and register
> >
> >
> http://pubads.g.doubleclick.net/gampad/clk?id=60135031&iu=/4140/ostg.clktrk
> > _______________________________________________
> > Gambas-user mailing list
> > Gambas-user at lists.sourceforge.net
> > https://lists.sourceforge.net/lists/listinfo/gambas-user
> >
>
>
>
> --
> Fabien Bodard
>
> ------------------------------------------------------------------------------
> October Webinars: Code for Performance
> Free Intel webinars can help you accelerate application performance.
> Explore tips for MPI, OpenMP, advanced profiling, and more. Get the most
> from
> the latest Intel processors and coprocessors. See abstracts and register >
> http://pubads.g.doubleclick.net/gampad/clk?id=60135031&iu=/4140/ostg.clktrk
> _______________________________________________
> Gambas-user mailing list
> Gambas-user at lists.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/gambas-user
>



-- 
If you ask me if it can be done. The answer is YES, it can always be done.
The correct questions however are... What will it cost, and how long will
it take?