mark_text {vegalite}

Text mark

Description

A text mark represents each data point with a text instead of a point.

Usage

mark_text(vl, opacity = NULL, color = NULL, fill = NULL, stroke = NULL)

Arguments

vl

a Vega-Lite object

opacity

0.0-1.0

color

color of the mark – either fill or stroke color based on the filled mark config.

fill

fill color. This config will be overridden by color channel’s specified or mapped values if filled is true.

stroke

stroke color. This config will be overridden by color channel’s specified or mapped values if filled is false.

References

Vega-Lite Mark spec

Examples

vegalite() %>%
  cell_size(300, 200) %>%
  add_data("https://vega.github.io/vega-editor/app/data/cars.json") %>%
  encode_x("Horsepower", "quantitative") %>%
  encode_y("Miles_per_Gallon", "quantitative") %>%
  encode_color("Origin", "nominal") %>%
  calculate("OriginInitial", "datum.Origin[0]") %>%
  encode_text("OriginInitial", "nominal") %>%
  mark_text()