[英]How to separate a legend to have it partly inside and outside the plot in ggplot?
有什么方法可以在 plot 中分离图例? 我想把它部分放在 plot 的外面和里面。 我试图通过get_legend
(cowplot 库)在 plot 中分离我想要的图例,并通过补丁库中的inset_element
添加为 object ......不幸的是,我无法自定义它并且需要具有透明背景的内部图例。
这是我现在使用的 ggplot 代码:
ggplot() +
geom_point(data = tot_grp, aes(x = soc_wat_m, y = obs_m, size = factor(n_group, levels = grp_n), fill = factor(group, levels = grp)), pch = 24) +
geom_point(data = tot_grp, aes(x = soc_m, y = obs_m, size = factor(n_group, levels = grp_n), fill = factor(group, levels = grp)), pch = 21) +
scale_fill_brewer(name = expression(paste("Classes [",m^-2,"·",yr^-58,"]")),
palette = "PuOr") +
scale_size_manual(name = "N per class", values = c(1, 2, 3, 4, 5, 6, 7)) +
guides(fill = guide_legend(override.aes = list(shape = 21, size = 5), order = 2),
color = guide_legend(override.aes = list(size = 5), order = 1),
size = guide_legend(override.aes = list(shape = 21), order = 3)) +
labs(x = expression(paste("SOC [kg·",m^-2, "]")),
y = expression(paste("SOC [kg·",m^-2, "]"))) +
coord_equal()+
theme_bw()+
theme(legend.position = "right"
)+
inset_element(p = legend_approach,
right = 0.5,
top = 0.55,
left = 0.95,
bottom = 0.95,
clip = TRUE)
legend_approach 是来自 get_legend function 的 object
谢谢!
由于没有您的数据,我无法重新创建您的 plot。 您可以尝试将您的图例 position 编辑到特定位置
theme(legend.position = c(0.8, 0.2))
你可以弄乱特定的数字
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