[Qgis-user] Re: Points2one - group by input field

[MORREALE Jean Roc]

The data is already in .csv but I feel ashamed for not having thought 
about simply sorting the results using both columns. Thanks for the tips :)

Le 05/06/2010 00:23, mir a écrit :
> Hello Jean Roc,
>
> Certainly it would be nice to have the feature.  May I suggest you turn your
> points into a csv file (using tabs or other characters as separators, since
> your Z field has commas) and open your points in Calc (or Excel), sort by
> the CD field, export back to csv and then open it with Points2One.
>
> mir
>
> ***
>
>
>   Hi,
>
> As pointed in another thread I'm using Points2One on the output of a
> tacheometer to connect automagically the survey points. Recently has been
> added the possibility to group the features using an input field, my problem
> is that it only groups these features if the chosen input field's values are
> strictly sequential : if a feature B is between two sequences of the feature
> A then those 2 sequences become 2 different polygons instead of one
> (A:1/2/3, B:3/4/5, A:6/7/8 instead of A:1/2/3/6/7/8).
>
> PT    X     Y     Z    CD
> 1   0996  515  8,2   A
> 2   0998  515  8,2   A
> 3   1009  504  8,2   B
> 4   1010  504  8,2   B
> 5   1010  504  8,2   B
> 6   0996  515  8,2   A
> 7   0998  515  8,2   A
> 8   0999  515  8,2   A
>
> It would be great if the plugin could parse the file, group the feature
> points sequentially by the input field and only then draw the polygon as it
> would allows a surveyer to stop collecting a long feature to collect a small
> nearby feature and then resume on the previous one.
>
> Regards,
> MORREALE Jean Roc
>
>