❝https://yulab-smu.top/treedata-book/chapter7.html ❞
library(tidyverse)
library(ggtree)
library(ggtreeExtra)
library(ggnewscale)
tree <- read.tree("RAxML_bipartitions.allUK_1000.nwk")
cir <- ggtree(tree, layout="circular")+
geom_tiplab(size=2,align=T,linesize=0,color="black",offset =0.4)
热图中包含进化树名称,因此只需要将其转换为行名即可
df <- read_csv("metadata.csv") %>%
column_to_rownames(var="label")
此处使用「color=NULL」来取消热图边框颜色,offset设置热图与进化树直接的距离
p1 <- gheatmap(cir,df %>% select(1),offset=0.6,width=.1,
colnames_offset_y=0,colnames = F,color=NULL)+
scale_fill_manual(values=c("#440154","#3b528b"))+
new_scale_fill()
gheatmap(p1,df %>% select(2),offset=0.696,width=.1,
colnames_offset_y=0,colnames = F,color=NULL)+
scale_fill_manual(values=c("#21918c","#5ec962","#fde725"))+
theme(legend.title = element_blank(),
legend.text=element_text(color="black"),
legend.background = element_blank(),
legend.key = element_blank(),
legend.spacing.x = unit(0.1,'cm'),
legend.key.width=unit(0.4,'cm'),
legend.key.height=unit(0.4,'cm'))