#!/YZGROUP/personalbio/transcriptome/software/R-3.4.2-1/bin/Rscript
argv=commandArgs(TRUE)
#setwd("C:/Users/lenovo/Desktop")
#argv=c("TF.out.count.txt","TF.out.count")

if(length(argv)==0){
  cat("USAGE:\n")
  cat(" $0 <TF.count.txt> <TF.count_prefix>\n\n")
  q()
  n
}

library(ggplot2)
file_in=argv[1]
pdf=paste(argv[2],".pdf",sep="")
png=paste(argv[2],".png",sep="")

#file_in="InDels_length_stat.summary"
dt=read.table(file_in,head=T,sep="\t")
dt=dt[order(dt[,2],decreasing=TRUE),]

dt[,1]=factor(as.character(dt[,1]),levels=as.character(dt[,1]))

q=ggplot(dt, aes(x = Family, y = Count))+
  geom_bar(stat="identity",width=0.7,fill="blue")+
  ylab("Count")+xlab("TF Family")+
  scale_fill_brewer(palette = "Set2")+
  theme(axis.text.x = element_text(angle=0),
        legend.title = element_blank(),
        panel.border = element_blank(),
        panel.grid.major.x = element_blank()) +
  #再加上坐标轴（无刻度、无标签
  #theme(axis.line = element_line(size=1, colour = "black"))
  theme_bw()+
  theme(strip.text = element_text(size = 10, color = "black", face = "bold"))+
  #修改坐标轴刻度标签
  theme(axis.text = element_text(size = 10, color = "black", face = "bold"))+
  #修改坐标轴标签
  theme(axis.title = element_text(size = 10, color = "black", face = "bold"))+
  #修改坐标轴标签
  theme(axis.text.x = element_text(size = 7,angle=90, color = "black",vjust=0.4,hjust=1, face = "bold"))+
  #对legend的内容做修改
  theme(legend.text= element_text(size=10, color="black", face = "bold",  vjust=0.5, hjust=0.5)) + scale_y_continuous(expand = c(0.02,0.02))
#对legend的title做修改
#theme(legend.title= element_text(size=15, color="black", face = "bold", vjust=0.5, hjust=0.5))
q
ggsave(pdf,width=8,height=5)
ggsave(png,width=8,height=5)