[英]R: Stacked bar chart
与此类似:
library(tidyverse)
data = expand.grid(list(row = 1:20, bar=1:20)) %>%
as_tibble() %>%
mutate(state = ifelse(row == 1 & bar == 1, "a", ifelse(row == 20 & bar == 1, "c", NA)),
row = factor(row))
data %>%
ggplot(aes(x=row, y=bar, fill=state)) +
geom_tile(colour="white", width=.6) +
geom_text(aes(label=state)) +
scale_y_reverse()
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