This looks fantastic! Have you considered creating an htmlwidgets (http://www.htmlwidgets.org) binding for the package? That would allow the visualizations to print at the console and in knitr just like R plots and would also make them usable in Shiny applications.
This looks fantastic! Have you considered creating an htmlwidgets (http://www.htmlwidgets.org) binding for the package? That would allow the visualizations to print at the console and in knitr just like R plots and would also make them usable in Shiny applications.