[vtkusers] Different widths for bars in a vtkChart?

[Marcus D. Hanwell]

On Tue, Mar 12, 2013 at 5:02 PM, CuriousGTime <chrisportka at gmail.com> wrote:
> I have a histogram I'm making using vtkChart, but it seems like all the bars
> for my chart must be the same width.  Is there a way to have varying widths
> for the bars?
>
> I define a vtkTable with two columns, the first is the starting x value of
> the bar and the second column is the value (y height) of the bar.  I then
> call AddPlot(vtkChart::Bar) on my vtkChart and then call SetInput(table, 0,
> 1) on the resulting vtkPlot.  However, the resulting plot has the bars only
> start on the x value with all the same width.  I would like to be able to
> specify each individual bar's width.  Is this possible?
>
> Thanks for any help and suggestions!
>
No, you can change the widths of the bars but there is no code to vary
them individually. You would have to extend the class that renders the
bars.

Marcus