Re: Goffice Graph Bounds Change



I'd say that this should work. You might try to use
gog_object_request_update for the series. There is some similar code in
gchemutils (gchemutils.nongnu.org) file libs/gcu/spectrumdoc.cc.

Le vendredi 04 septembre 2009 à 13:06 -0400, David Brigada a écrit :
Jean,

The relevant part on new data looks something like this (simplified a bit):

void new_data(GogSeries *series, gdouble *x, gdouble *y)
{
      GOData *dat;
      GError *error;

      dat = go_data_vector_val_new(x, 501, NULL);
      gog_series_set_dim(series, 0, dat, &error);
      dat = go_data_vector_val_new(y, 501, NULL);
      gog_series_set_dim(series, 1, dat, &error);
}

Thanks,
Dave  

Jean Brefort wrote:
What's your code? Do you call gog_series_set_dim when you change the
data? or anything else?

Regards,
Jean

Le vendredi 04 septembre 2009 à 12:47 -0400, David Brigada a écrit :
Hello,

I'm using the goffice library to plot some graphs in a custom 
application.  The first time I plot data on a graph, the bounds of the 
graph automatically adjust to fit the data.  However, subsequent times, 
when I update the series with new data, sometimes it doesn't redo the 
bounds of the graph, so data is lost off the sides (especially the top 
and bottom).  Am I missing some way to tell it to update the bounds when 
it gets new data?  The same behavior appears in goffice 0.7.8 and 0.7.11.

Screenshot: http://www.rpi.edu/~brigad/truncated.png

Thanks,
David Brigada
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