[vtkusers] Help: How to keep the axis labels in a vtkXYPlotActor from being scaled

[adnand dragoti]

Hi Nasos,
thank you very much for the hint.
I actually tried with  "xyplot->AddObserver(vtkCommand::ModifiedEvent, 
...)"
but my callback wont get called on resize. Any clue ?

BR
Nandi

Nasos Iliopoulos wrote:
> I think there is no vtk-api way to do that. A fast work-around though 
> is by creating a callback when the xyplotactor is modified, then 
> manually set the fontsize of the title, axis labels etc to appropriate 
> scale.
>
> Search for "SetRelativeFontSize", in the implementation of 
> vtkxyplotactor 
> (http://public.kitware.com/cgi-bin/cvsweb.cgi/VTK/Hybrid/vtkXYPlotActor.cxx?rev=1.69;content-type=text%2Fplain) 
> to see how the vtkxyplotactor sizes the fonts and do the inverse to 
> get non-resized fonts.
>
> I may try this in my code in the near future and will send you a 
> response if I get appropriate results.
>
> Best
> Nasos
>
> > Date: Thu, 18 Jun 2009 19:24:39 +0200
> > From: nundee at gmail.com
> > To: vtkusers at vtk.org
> > Subject: [vtkusers] Help: How to keep the axis labels in a 
> vtkXYPlotActor from being scaled
> >
> > Hi,
> >
> > if you resize the render window containing a XYPlotActor the axis labels
> > will get also resized. Is there any way to change this behaviour,
> > leaving the labels unscaled ?
> >
> > Thanks in advance
> > Nandi
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