Voronoi tessellations are common in data visualizations to increase the size of click/hover targets and to position labels. It's built into d3: https://github.c

Voronoi tessellations are common in data visualizations to increase the size of click/hover targets and to position labels. It's built into d3: https://github.com/d3/d3-voronoi https://github.com/d3/d3-voronoi