Forum Discussion
Custom visual with aggregated values
Hello! I'm trying to create a custom Histogram visual. I need the custom visual to take a data measure and a category, calculate aggregated sums of the measure by the category, and draw a histogr...
Hi dm-p
Thanks a lot for your answer. That was really helpful! Actually, I can get the aggregation that I need with your Violin Plot visual.
Also, since it shows the distribution, it may be a good alternative to the Histogram that I need to develop.
However, if I still needed to create a Histogram, how should I define the data roles and data view mappings in order to have this aggregation? And how do I get the visual to use these calculated values instead of the input fields?
Thanks!