A plotting wrapper for drawing gene/abundance maps on tissue — draw_maps • DOT

A plotting wrapper for drawing gene/abundance maps on tissue

Usage

draw_maps(
  spatial,
  weights,
  normalize = TRUE,
  ncol = 4,
  trans = "identity",
  size = 0.5,
  shape = 19,
  flip_y = TRUE,
  viridis_option = "magma",
  legend_title = "abundance",
  background = "gray90"
)

Arguments

spatial: Coordinates
weights: Weights to draw (spot x feature)
normalize: Whether weights should sum up to 1 for each spot
ncol: Number of columns in the grid
trans: Color transformation scale
size: Size of points
shape: Shape of points
flip_y: Whether y axis should be negated
viridis_option: Viridis color options
legend_title: Title of color legend
background: Background color of plot

Value

A ggplot object

Examples

data(dot.sample)
draw_maps(dot.sample$srt$coordinates, t(as.matrix(dot.sample$srt$counts[1:8, ])), normalize = FALSE)