Color palettes for PurpleAir

Source: R/utils-plot.R

Generates color palettes for PurpleAir synoptic data with the intention of having a reproducible functional color generator. Default palettes are available for the following parameters:

  • "pm2.5_~"

  • "humidity

  • "temperature

pas_palette(pas = NULL, parameter = "pm2.5_60minute", paletteName = NULL, ...)

Arguments

pas

PurpleAir Synoptic *pas* object.

parameter

Value to generate colors for, e.g. `pm2.5_60minute`.

paletteName

Optional name of an RColorBrewer palette, *e.g.* `"BuPu"` or `"Greens"` to use when a default palette is unavailable.

...

Additional arguments passed on to `leaflet::color~` functions.

Value

A list containing: 1) a label and color dataframe; and 2) a vector of color values calculated from the data found in `pas`.

Examples

library(AirSensor2)

# Smoke in Oregon
Oregon <-
  example_pas_pm25 %>%
  pas_filter(stateCode == "OR")

colorInfo <- pas_palette(Oregon, "pm2.5_60minute")

plot(
  x = Oregon$longitude,
  y = Oregon$latitude,
  pch = 0,
  col = colorInfo$colors
)