p_legend+theme(legend.position="top")p_legend+theme(legend.position=c(0.5,0.5)) 图例边距: p_legend+theme(legend.box.margin=margin(2,2,2,2,"cm"))p_legend+theme(legend.margin=margin(2,2,2,2,"cm")) 图例间距: p_legend+theme(legend.box.spacing=unit(2,"cm"))p_legend+theme(legend....
theme(legend.position="top") + labs(title="legend.position='top'") p3 <- ggplot(diamonds, aes(x=carat, y=price, color=cut)) + geom_point() + geom_smooth() + labs(title="legend.position='coords inside plot'") + # legend inside the plot 设置图形位置 theme(legend.justification=c(1...
bp + theme(legend.position="top") It is also possible to position the legend inside the plotting area. Note that the numeric position below is relative to the entire area, including titles and labels, not just the plotting area. # Position legend in graph, where x,y is 0,0 (bottom ...
其中legend.justification参数可以将图例设置在图中,legend.position参数用来将图例设置在图表区域,其中x和y轴的位置(0,0)是在图表的左下和(1,1)是右上角。 代码语言:javascript 复制 # No legend---p+theme(legend.position="None")+labs(subtitle="No Legend")# legend at the bottom and horizontal---p+...
ggplot(mpg,aes(displ,hwy,shape=drv,colour=cty,size=year))+geom_point(aes(alpha=cyl))+guides(colour=guide_colourbar(position="bottom"),size=guide_legend(position="top"),alpha=guide_legend(position="inside"))+theme(legend.position="left") ...
p+theme(legend.position="bottom",legend.box="horizontal")+labs(subtitle="Legend bottom") # legend at bottom-right, inside the plot --- p+theme(legend.title=element_text(size=12,color="salmon",face="bold"), legend.justification=c(1,0...
1. 添加图和轴标题(Adding Plot and Axis Titles) 2. 修改图例(Modifying Legend) 2.1 如何更改图例标题(How to Change the Legend Title) 2.2 如何更改类别的图例标签和点颜色(How to Change Legend Labels and Point Colors for Categories) ...
2.1 如何更改图例标题(How to Change the Legend Title) 现在让我们更改图例标题。我们有两个图例,颜色和大小。大小基于连续变量,而颜色基于分类(离散)变量。有3种方法可以更改图例标题。 方法1:使用 labs() library(ggplot2)# Base Plotgg<-ggplot(midwest,aes(x=area,y=poptotal))+geom_point(aes(col=state...
gg + labs(color="State", size="Density") # modify legend title Method 2: Usingguides() library(ggplot2) # Base Plot gg <- ggplot(midwest, aes(x=area, y=poptotal)) + geom_point(aes(col=state, size=popdensity)) + geom_smooth(method="loess", se=F) + xlim(c(0, 0.1)) + yli...
(subtitle="Legend bottom")# legend at bottom-right, inside the plot ---p + theme(legend.title = element_text(size=12, color = "salmon", face="bold"),legend.justification=c(1,0),legend.position=c(0.95, 0.05),legend.background = element_blank(),legend.key = element_blank()) +labs...