legend.background = element_rect(fill = "transparent")) + guides(color = guide_legend(direction = "horizontal")) 改变图例的风格 你可以通过调整theme中的legend.title来改变图例标题的外观: ggplot(chic, aes(x = date, y = temp, color = season)) + geom_point() + labs(x = "Year", y =...
0.65对应y轴方向位置 legend.background =element_rect(fill = "transparent"))6.4、设置...
ggplot是一个用于数据可视化的R语言包,它提供了丰富的绘图功能。在ggplot中,图例(legend)是用于标识不同图形元素的标签和颜色的重要组成部分。 要更改ggplot图例中字形的颜色,可以使用scale_color_manual()函数来手动指定颜色。该函数允许我们为每个图例标签指定一个特定的颜色。 下面是一个示例代码,演示如何更改ggplot图...
ggp_transparent2 <- ggp + # Remove background elements manually theme(legend.background = element_rect(fill = "transparent"), legend.box.background = element_rect(fill = "transparent"), panel.background = element_rect(fill = "transparent"), panel.grid.major = element_blank(), panel.grid...
# 设置绘图区域背景透明 panel.background = element_rect(fill = "transparent", color = NA), # 设置面板背景透明 panel.grid.major = element_blank(), # 移除主要网格线 panel.grid.minor = element_blank(), # 移除次要网格线 legend.background = element_rect(fill = "transparent", color = NA)...
———细分panel.grid.major panel.grid.minor panel.grid.major.x y panel.grid.minor.x ypanel.ontop T or F 是否将背景覆盖在图形上面(一般panel.background设置透明色"transparent",效果:图形被网格线划分legend.background rect 图例背景legend.margin margin 图例大小(指定上左下右间隔)legend.key rect 图...
legend.background = element_rect(fill = "transparent")) + guides(color = guide_legend(direction = "vertical")) 1. 2. 3. 4. 5. 6. 改变图例的标题:可以通过legend.title参数控制图例的标题,支持设置颜色、大小、字体等属性。 ggplot(chlr, aes(x = date, y = temp, color = season)) + ...
# legend.position='top',#图例放在顶部 legend.direction = "horizontal",#设置图例水平放置 # legend.spacing.x = unit(2, 'cm'), legend.text = element_text(face = "bold",size = 12,margin = margin(r=20)), legend.background = element_rect( linetype="solid",colour ="black") ...
legend.background = element_rect(fill="transparent"), legend.key = element_rect(fill="transparent"))+ scale_y_continuous(breaks = c(-50,0,50,100), limits = c(-50,100))+ scale_x_discrete(labels=paste0("SV",unique(dat.fig4b$VarID)))+ ...
(color = "red", size = 16), line =element_line(color = "blue"), rect = element_rect(fill = "white"))) p +theme(panel.background = element_rect(fill = "transparent", color = "gray"), legend.key= element_rect(fill = "transparent", color = "transparent"), axis.text =element...