addGiottoImageToSpatPlot#

Last Updated: Oct 02, 2023

Description#

Add a giotto image to a spatial ggplot object post creation

Usage#

addGiottoImageToSpatPlot(
  spatpl = NULL,
  gimage = NULL,
  layer = c("bg", "overlay"),
  alpha = NULL
)

Arguments#

spatpl

a spatial ggplot object

gimage

a giotto image, see createGiottoImage

layer

numeric layer on which to add the giotto image. OR takes ‘bg’ or ‘overlay’ as input to designate last (bottom/background) or first (top/overlay)

alpha

(optional) add giotto image to plot with transparency. Numeric. From 0 (transparent) to 1 (fully visible)

Value#

an updated spatial ggplot object