R语言 旋转ggplot2中的条形文本

q3qa4bjr  于 2023-02-10  发布在  其他
关注(0)|答案(3)|浏览(103)

我很难弄清楚如何从ggplot2旋转theme中的strip.text属性。我使用的是R版本3.4.2和ggplot2版本2.2.1。
以下是MWE的数据。

> dput(dd)
structure(list(type = structure(c(1L, 2L, 3L, 4L, 1L, 2L, 3L, 
4L, 1L, 2L, 3L, 4L, 1L, 2L, 3L, 4L, 1L, 2L, 3L, 4L), .Label = c("blossum", 
"happy", "rugged", "theatre"), class = "factor"), min = c(3, 
2, 4, 6, 3, 2, 4, 6, 3, 2, 4, 6, 3, 2, 4, 6, 3, 2, 4, 6), max = c(8, 
3, 7, 9, 8, 3, 7, 9, 8, 3, 7, 9, 8, 3, 7, 9, 8, 3, 7, 9), avg = c(5, 
1, 3, 3, 5, 1, 3, 3, 5, 1, 3, 3, 5, 1, 3, 3, 5, 1, 3, 3), y = c(1L, 
1L, 1L, 1L, 2L, 2L, 2L, 2L, 3L, 3L, 3L, 3L, 4L, 4L, 4L, 4L, 5L, 
5L, 5L, 5L)), .Names = c("type", "min", "max", "avg", "y"), row.names = c(NA, 
20L), class = "data.frame")

现在,当使用element_text()属性时,我可以为strip.text着色,但无法更改Angular 。我希望条带(面)名称在左侧水平排列。代码如下:

library(ggplot2)
ggplot(dd, aes(x = y, ymin = min, ymax = max, y = avg)) +
  facet_wrap(~ type, ncol = 1, strip.position = "left") +
  geom_ribbon(aes(x = y, ymin = min, ymax = max),
              color='black', fill='gray70') + coord_flip() +
  theme(strip.background = element_blank(),
        strip.text = element_text(angle=90, color='blue4'),
        axis.title.y = element_blank(),
        axis.text.y = element_blank(),
        axis.ticks.y = element_blank(),
        axis.line.y = element_blank())

这就产生了这个图表:

然而,这不是我想要的,因为当Angular 在strip.text = element_blank(angle=90, color='blue4')中改变时,它们没有区别。

lf3rwulv

lf3rwulv1#

没关系,我是用strip.text.y = element_text(angle = 180)弄明白的。不确定为什么strip.text单独不起作用。

dl5txlt9

dl5txlt92#

现在使用strip.text.y.left(而不是strip.text.y)。
添加angle = 0作为参数。

ggplot(dd, aes(x = y, ymin = min, ymax = max, y = avg)) +
  facet_wrap(~ type, ncol = 1, strip.position = "left") +
  geom_ribbon(aes(x = y, ymin = min, ymax = max),
              color='black', fill='gray70') + coord_flip() +
  theme(
    strip.background = element_blank(),
    strip.text.y.left = element_text(angle = 0, color = 'blue4'), #THE LINE THAT MUST BE EDITED
    axis.title.y = element_blank(),
    axis.text.y = element_blank(),
    axis.ticks.y = element_blank(),
    axis.line.y = element_blank())

答案取自此评论

at0kjp5o

at0kjp5o3#

ggplot(dd, aes(x = y, ymin = min, ymax = max, y = avg)) +
  facet_wrap(~ type, ncol = 1, strip.position = "left") +
  geom_ribbon(aes(x = y, ymin = min, ymax = max),
    color='black', fill='gray70') + coord_flip() + 
  theme(strip.background = element_blank(),
    strip.text.y = element_text(angle=180, color='blue4'),
    axis.title.y = element_blank(),
    axis.text.y = element_blank(),
    axis.ticks.y = element_blank(),
    axis.line.y = element_blank()
  )

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