R语言|绘制waffle chart

R语言绘制waffle chart

library(waffle)

library(ggplot2)

library(dplyr)

# 创建数据集

df <- data.frame(group = LETTERS[1:5],

                 value = c(25, 16, 21, 15,23 ))

# 绘图

ggplot(df, aes(fill = group, values = value)) +

   geom_waffle(n_rows = 10, size = 0.33, colour = "white") +

   scale_fill_manual(name = NULL,

                    values = c("#BA182A", "#FF8288", "#FFDBDD","#FEB24C", "#FC4E2A"),

                    labels = c("A", "B", "C","D","E")) +

   coord_equal() +

   theme_void()

library(ggplot2)

library(RColorBrewer)

library(reshape2)

#数据

nrows <- 8

categ_table <- round(table(mpg$class ) * ((nrows*nrows)/(length(mpg$class))))

sort_table<-sort(categ_table,index.return=TRUE,decreasing = FALSE)

Order<-sort(as.data.frame(categ_table)$Freq,index.return=TRUE,decreasing = FALSE)

df <- expand.grid(y = 1:nrows, x = 1:nrows)

df$category<-factor(rep(names(sort_table),sort_table), levels=names(sort_table))

#颜色

Colormap<-brewer.pal(length(sort_table), "Set2")

#绘图

ggplot(df, aes(x = y, y = x, fill = category)) +

   geom_tile(color = "white", size = 0.25) +

   geom_point(color = "black",shape=21,size=6) +

   coord_fixed(ratio = 1)+

   scale_x_continuous(trans = 'reverse') +

   scale_y_continuous(trans = 'reverse') +

   scale_fill_manual(name = "Category", values = Colormap)+

   theme(panel.background = element_blank(), plot.title = element_text(size = rel(1.2)), legend.position = "right")

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