auto_group {ggvis} | R Documentation |
Use auto_group
to group up a dataset on all categorical variables
specified by props, and have each piece rendered by the same mark.
auto_group(vis, exclude = NULL)
vis |
The ggvis visualisation to modify. |
exclude |
A vector containing names of props to exclude from auto grouping.
It is often useful to exclude |
To manually specify grouping variables, see group_by
.
# One line mtcars %>% ggvis(~disp, ~mpg, stroke = ~factor(cyl)) %>% layer_paths() # One line for each level of cyl mtcars %>% ggvis(~disp, ~mpg, stroke = ~factor(cyl)) %>% group_by(cyl) %>% layer_paths() mtcars %>% ggvis(~disp, ~mpg, stroke = ~factor(cyl)) %>% auto_group() %>% layer_paths() # The grouping column can already be stored as a factor mtcars2 <- mtcars mtcars2$cyl <- factor(mtcars2$cyl) mtcars2 %>% ggvis(~disp, ~mpg, stroke = ~cyl) %>% auto_group() %>% layer_paths()