Specify mappings from levels in the data to smooth or not lines. This
feature only applies to ms_linechart().
chart_data_smooth(x, values)an ms_chart object.
integer(num of series): a set of smooth values to map data values to.
It is a named vector, the values will be matched based on the names.
Possible values are 0 or 1
If it contains only one integer it will be associated to all existing series.
Other Series customization functions:
chart_data_fill(),
chart_data_line_style(),
chart_data_line_width(),
chart_data_size(),
chart_data_stroke(),
chart_data_symbol(),
chart_labels_text()
linec <- ms_linechart(data = iris, x = "Sepal.Length",
y = "Sepal.Width", group = "Species")
linec <- chart_data_smooth(linec,
values = c(virginica = 0, versicolor = 0, setosa = 0) )