November 2019
Intermediate to advanced
472 pages
9h 23m
Japanese
Content preview from Rグラフィックスクックブック 第2版 ―ggplot2によるグラフ作成のレシピ集
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212
8
章 軸
た状態になってしまいます。
pg_plot +
xlab("")
図8-21 左：element_blank()を使用したx軸ラベル 右：""を設定した軸ラベル
theme()
を使って
axis.title.x = element_blank()
を設定する場合、
x
や
y
の軸の名前は変更され
ず、テキストを非表示にし、テキスト表示領域も確保されません。一方、軸ラベルに
""
を設定する場合、
軸の名前が変更され、空文字が表示されます。
レシピ
8.12
軸ラベルの体裁を変更する
問題
軸ラベルの体裁を変更したい。
解決策
x
軸ラベルの体裁を変更するには、
axis.title.x
を使います（図8-22）。
library(gcookbook) # heightweight
データセットを使うために
gcookbook
を読み込む
hw_plot <- ggplot(heightweight, aes(x = ageYear, y = heightIn)) +
geom_point()
hw_plot +
theme(axis.title.x = element_text(face = "italic", colour = "darkred", size = 14))
レシピ
8.12
軸ラベルの体裁を変更する
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