We have opened a bug for this issue and will update the group once it is
fixed.
Thanks for pointing this out.

ChartMan

On Sun, Aug 30, 2009 at 2:39 AM, yasmeen <[email protected]> wrote:

>
> Hi,
>
> I recently created a scatter plot, using the visualization api, and I
> was getting the incorrect row index when selecting a plot from the
> graph. After investigating this, I realised that the incorrect index
> value was due to missing (Null) data values. For example, using the
> following data, it can be seen that there is a value missing for point
> 1:
>
> data.setValue( 0, 0, -1.22145811867 );
> data.setValue( 0, 1, -0.844807630252 );
>
> data.setValue( 1, 0, -0.114704030661 );
>
> data.setValue( 2, 0, -1.28362947541 );
> data.setValue( 2, 1, -0.177596736358 );
>
> The scatter plot (and other graph types) deal with this by simply not
> plotting anything for point 1. However, if I now use the getSelection
> () method on the select event of the scatterplot and click on point 2,
> the row index returned is '1', whereas I would expect '2'. I assume,
> this means that point 1 must not be in the data table created by the
> visualization. This was something I was not expecting, I have
> rectified the problem by filtering out incomplete values within my own
> code before constructing the visualization.
>
>
>
> >
>

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