chartjs - A Chart.js implementation in R
chartjs is an implementation of the popular JavaScript vizualisation library Chart.js.
Installation
The package can be installed from GitHub via the devtools package:
devtools::install_github("tutuchan/chartjs", ref = "dev")Charts
The 6 charts types available in Chart.js are implemented :
- bar charts,
- line charts,
- pie charts,
- doughnut charts,
- radar charts,
- polar area charts
Features
Colors
Base colors imported from the Paired palette of ColorBrewer are available by default. It allows having a light color to represent the data which turns into a stronger color when highlighted.
Legends
The 2.0.0 version of Chart.js natively supports legends. Use cjsLegend to draw and customize them.
Scales
As of version 0.2.1, scales can be customized (see the Chart.js documentation for a full list of options).
Acknowledgments
Many thanks to :
- the RStudio team and Ramnath Vaidyanathan for the htmlwidgets framework,
- Nick Downie for the Chart.js library