- Twitter: @barrettclark
- Blog: http://www.barrettocracy.com/
- Company: Sabre Labs http://sabrelabs.com
This donut chart is constructed from a CSV file storing the populations of various age groups. The chart employs a number of D3 features:
- d3.csv - load and parse data
- d3.scale.ordinal - color encoding
- d3.svg.arc - display arcs
- d3.layout.pie - compute arc angles from data