[英]Store plotly tooltip information outside of ggplot object
是否可以在 ggplot object 之外存儲 plotly 工具提示信息? 例如,我想從這個 go :
library(tidyverse)
library(plotly)
p1 <- mtcars %>%
ggplot(aes(x = mpg, y = hp, text = paste0("<b>MPG: </b>", mpg, "<br>",
"<b>HP: </b>", hp))) +
geom_point()
ggplotly(p1, tooltip = "text")
對此:
tooltip_text <- paste0("<b>MPG: </b>", mpg, "<br>",
"<b>HP: </b>", hp)
p1 <- mtcars %>%
ggplot(aes(x = mpg, y = hp, text = tooltip_text)) +
geom_point()
ggplotly(p1, tooltip = "text")
使用quote
和bang-bang 運算符!!
取消報價:
tooltip_text <- quote(paste0("<b>MPG: </b>", mpg, "<br>",
"<b>HP: </b>", hp))
p1 <- mtcars %>%
ggplot(aes(x = mpg, y = hp, text = !! tooltip_text)) +
geom_point()
ggplotly(p1, tooltip = "text")
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