Use the DataTable#setColumnProperty method to set the "role" property to "tooltip"/"annotation"/"annotationText" (whichever is most appropriate).
On Friday, September 7, 2012 12:16:41 PM UTC-4, robkilman wrote: > > I am creating a dynamic line chart from data generated in Google > Form/Google Spreadsheet using the query language (similar to this example: > http://code.google.com/apis/ajax/playground/?type=visualization#using_the_query_language). > > > > It works great, but I would like to have data from another column appear > in the tooltip or as annotations. I know this is easy to do with roles if > your data is hard coded, as seen here: > https://developers.google.com/chart/interactive/docs/roles, but can't > find out how to do using an external data set. > > Or, to put it another way, how do I assign roles to columns in Google > Spreadsheets to be used for visualizations using the query language? > > > -- You received this message because you are subscribed to the Google Groups "Google Visualization API" group. To view this discussion on the web visit https://groups.google.com/d/msg/google-visualization-api/-/HXOxf80cR_oJ. 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.
