ggplot(mtcars, aes(x = wt, y = mpg)) + geom_point(aes(shape = cyl, color = cyl))也可以用以下函数调节分组的形状，颜色，大小 • scale_shape_manual() : to change point shapes• scale_color_manual() : to change point colors• scale_size_manual() : to change the size of poi...
# 数值向量 c(x,y) 调控位置 p + theme(legend.position = c(0.8, 0.2)) 更改legend 的title , font styles # legend title p + theme(legend.title = element_text(colour="blue", size=10, face="bold")) # legend labels p + theme(legend.text = element_text(colour="blue", size=10, fa...
2.2 manually change legend behaviourWe always want to change color or orders or positions of legend, how we can do that?Most of them can be changed by scale_color_manual() or theme().1 2 3 4 5 # change color delay %>% ggplot() + geom_line(aes(x=date, y=delay, color=carrier)...
2.删除legend.tittle p+theme(legend.title=element_blank()) 3.图例(legend)的位置 图例(legend)的位置和对齐使用的主题设置legend.position来控制,其值可为right,left,top,bottom,none(不加图例,或是一个表示位置的数值。这个数值型位置由legend.justfication给定的相对边角位置表示(取0和1之间的值),它是一个长...
annotate("text", label = NES, parse = T, x = 10000, y = 0.2, size = 6, colour ="black", fontface ="plain") 1 2 3 4 5 6 7 8 9 10 11 options(repr.plot.width=4, repr.plot.height=4) labs(x ="Log2 fold change",y ="-Log10(P-value)", title = my_title) + ...
p+scale_size(guide=FALSE)# Remove legendforcolor p+scale_color_manual(values=c('#999999','#E69F00','#56B4E9'),guide=FALSE) 通过以上参数的设置即完成对所绘制图形的legend的细节修改,得到自己所需要的图形。 参考资料:http://www.sthda.com/english/wiki/ggplot2-legend-easy-steps-to-change-the...
library(dplyr) library(scales) FC <- FC %>% group_by(log2..fold.change.) %>% ...
通过以上参数的设置即完成对所绘制图形的legend的细节修改,得到自己所需要的图形。 参考资料:http://www.sthda.com/english/wiki/ggplot2-legend-easy-steps-to-change-the-position-and-the-appearance-of-a-graph-legend-in-r-software 更多关于生信,R,Python的内容请关注小号“生信补给站”,谢谢 !
Add a title, subtitle, caption and change axis labels: bxp <- bxp + labs(title = "Effect of Vitamin C on Tooth Growth", subtitle = "Plot of length by dose", caption = "Data source: ToothGrowth", x = "Dose (mg)", y = "Teeth length", tag = "A") bxp ...
As shown in Figure 1, we have created a ggplot2 scatterplot with default legend items.Example 1: Change Legend Labels of ggplot2 Plot Using scale_color_manual FunctionExample 1 explains how to adjust the legend items using the scale_color_manual function of the ggplot2 package:...