[vtkusers] vtkBarChartActor and fonts

Aytekin Vargun varguna at gmail.com
Wed Apr 8 12:51:21 EDT 2009


Thanks a lot.
This really works much better than vtkBarChartActor. Is there a way to
change bar labels? If there are 5 bins, by default the bar names are numbers
from 0 to 4. I want to replace them with some intervals like "0 - 4", "5-9"
.. etc. Is this possible?

What I need is something like (with vtkBarChartActor:)

actor->SetBarLabel(i, barName[i]); where barName contains names of bars on
x-axis

Thanks a lot.
Aytekin

On Thu, Mar 26, 2009 at 9:46 AM, Jeff Baumes <jeff.baumes at kitware.com>wrote:

> If you have access to Qt, GUISupport\Qt\vtkQtBarChartView may be a
> better choice. It can display the contents of a vtkTable.
>
> Jeff
>
> On Wed, Mar 25, 2009 at 12:42 PM, Aytekin Vargun <varguna at gmail.com>
> wrote:
> >
> > Hello,
> > I am using vtkBarChartActor to display a histogram in one of my
> > applications. I have a couple of questions about this:
> > - The font on the y-axis of the barchart is too large.
> > - The title of the barchart is almost unreadable since the font is too
> > small.
> > - Similarly the intervals shown on x-axis are printed with with small
> fonts.
> > - Right next to the bar chart, the bins on the x-axis are displayed
> again. I
> > want to display frequencies instead there. Is this possible?
> >
> > In general, How can I play with fonts? Should I use vtkTextProperty or
> any
> > other suggestions?
> > Thanks a lot.
> > Aytekin
> >
> > --
> > My web page: http://www.cs.rpi.edu/~vargua<http://www.cs.rpi.edu/%7Evargua>
> >
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>
>
> --
> Jeff Baumes, Ph.D.
> R&D Engineer, Kitware Inc.
> (518) 371-3971 x132
> jeff.baumes at kitware.com
>



-- 
My web page: http://www.cs.rpi.edu/~vargua
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