Created
August 11, 2020 16:22
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| library(ggplot2) | |
| library(tidyr) | |
| library(viridis) | |
| df <- data.frame(x = 1:10, y = 1:10) %>% expand(x, y) %>% mutate(n = as.integer(runif(min = 0, max = 26, n = 100))) | |
| pal <- c(viridis(n = 23), "black", "purple", "pink") | |
| ggplot(df, aes(x, y, fill = factor(n))) + | |
| geom_tile() + | |
| scale_fill_manual(values = pal, breaks = 0:25) |
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