heatMapLegend: Legend for a heatmap with predefined colors.

In icosa: Global Triangular and Penta-Hexagonal Grids Based on Tessellated Icosahedra

Legend for a heatmap with predefined colors.

Description

This function will invoke the plot function to draw a heatmap legend.

Usage

heatMapLegend(
  cols,
  vals,
  varName,
  tick.text = NULL,
  tick.cex = 1.5,
  barWidth = 3,
  barHeight = 50,
  tickLength = 1,
  xLeft = 88,
  yBot = 25,
  add = FALSE,
  bounds = c(FALSE, FALSE),
  ...
)

Arguments

cols	(character) Vector, containnig the ordered colors that are used for the heatmap.
vals	(numeric) If tick.text is missing, the lowest value in the heatmap
varName	(character) The label of the variable name plotted to the heatmap.
tick.text	(numeric) The values on the heatmap legend. If missing, will be calculated with minVal and maxVal.
tick.cex	(numeric) Letter size of the values on the legend.
barWidth	(numeric) The width (percent) of the bar featuring the colors of the heatmap.
barHeight	(numeric) The height (percent)of the bar featuring the colors of the heatmap.
tickLength	(numeric) The length (percent) of the ticks at the bars.
xLeft	(numeric) The x coordinate of the lower left hand corner of the bar.
yBot	(numeric) The y coordinate of the lower left hand corner of the bar.
add	(logical) Indicates wheter a new plot should be drawn or not. Defaults to FALSE.
bounds	(logical) Vector (length 2) indicating whether open intervals should be indicated for the legend.
...	Arguments passed to the plot function.

Details

The 'percents' refer to the plotting area measured from the lower left corner.

Value

The function does not return any value.

icosa documentation built on March 31, 2023, 8:33 p.m.