The columns/bars chart only supports grouping when the bars are not stacked. As you suggested, you can insert empty rows to the DataTable to get the grouping effect.
You are welcome to open a feature request on this if you wish this use case to be addressed in a future release. On Mar 21, 2:01 pm, Henk <[email protected]> wrote: > I"m looking for a way to display grouped - stacked bars > > The demensions are month - year - val 1 ... val x > > Should look like on the x-axis: > > januari > 2001 - 2002 - 2003 > with for every year the stacked - values > > the next group: > februari > 2001 - 2002 - 2003 > > etc till december > > Is there some default way to do this? I can't find it in the docs. The > only way which comes to my mind is that I must do the grouping myself, > by setting some labels and make some dummy columns between the months > to make it visually-group. Not something I would like to do as it > looks like an ordinary pattern so I must have overlooked something. > > Anyone? -- You received this message because you are subscribed to the Google Groups "Google Visualization API" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-visualization-api?hl=en.
