create_heatmap: Create heatmap

In aljabadi/Altools: My personal functions and wrappers

Description

Creates a heatmap from a matrix, potentially with NA's

Usage

create_heatmap(
  mat = matrix(rnorm(100), nrow = 20),
  low = "#a4eaff",
  high = "#1C28A3",
  seg.color = "grey40",
  NA_color = "grey70",
  seg.shape = c("none", "cross", "line"),
  title = NULL,
  xtitle = NULL,
  ytitle = NULL,
  show.legend = TRUE,
  legend.title = "Expression"
)

Arguments

mat	A numeric matrix with features as rows
low	Color for lower gradient bound
high	Color for higher gradient bound
seg.color	Color of cell diagonal line for missing value tiles
NA_color	Color for missing value tiles
seg.shape	One of 'line', 'cross', or 'none'
title	Plot title
xtitle	X title
ytitle	Y title
show.legend	show.legend
legend.title	legend.title

Value

a ggplot object

Examples

create_heatmap(title = 'Example')
create_heatmap(low = 'green', high = 'purple')
create_heatmap(low = 'yellow', high = 'grey50')
create_heatmap(low = 'yellow', high = 'darkgreen')

aljabadi/Altools documentation built on Jan. 17, 2022, 8:55 a.m.