library(tidyverse)
library(readxl)
library(magrittr)
library(grid)
library(cowplot)
导入数据
# 从Excel文件中读取数据...+ # 使用geom_tile()添加瓦片
coord_cartesian(clip = "off") + # 关闭坐标轴裁剪
labs(x=NULL,y=NULL)+ # 移除x和y轴标签...scale_x_discrete(expand=c(0,0))+ # 设置x轴
scale_fill_gradient2(mid="#FBFEF9",low="#0C6291",high="#A63446") + # 设置填充颜色...= unit(0.01,"in"), # 设置图例内部的水平间距
plot.margin = ggplot2::margin(10,60,10,60)) # 设置图的边距
添加注释...genes", size = 12, x = 0.9, y = 0.55, angle = 90,color="black",fontface = "bold",hjust = 0.5) # 添加文本标签