g_legend: Extract a legend from ggplot
In caleblareau/BuenColors: Plotting utils and colors for Buenrostrolab

Grab the legend from a ggplot object and use it for saving in its own file

1	g_legend(a.gplot)

a.gplot

ggplot plot object with a color / fill legend

A new ggplot object with only the legend

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df <- data.frame(x = rnorm(1000), y = 0)
p1 <- ggplot(shuf(df), aes(x=x, y=y, colour=x)) + geom_point()
legendP <- g_legend(p1)

caleblareau/BuenColors documentation built on March 7, 2020, 3:34 p.m.

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