data_rowname <- rownames(data)
data_rowname <- as.vector(rownames(data))
data_rownames <- rev(data_rowname)
data_log_m$ID <- factor(data_log_m$ID, levels=data_rownames, ordered=T)
p <- ggplot(data_log_m, aes(x=variable,y=ID)) + xlab(NULL) + ylab(NULL) + theme_bw() + theme(panel.grid.major = element_blank()) + theme(legend.key=element_blank()) + theme(axis.text.x=element_text(angle=45,hjust=1, vjust=1)) + theme(legend.position="top") +  geom_tile(aes(fill=value)) + scale_fill_gradient(low = "white", high = "red")
ggsave(p, filename="heatmap_log.pdf", width=8, height=12, units=c("cm"),colormodel="srgb")