November 2017
Beginner to intermediate
298 pages
6h 47m
English
Content preview from Learning D3.js 5 Mapping - Second Edition
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Adding additional information on hover and click
Tooltips are a helpful exploration technique for most visualizations in order to give the user details on a certain data point or area. In this case, the smallest data units of the app are the hexagons. However, some of the hexagons contain more information that would fit on a tooltip—up to 169 as we’ve seen above. To allow the user to browse the markets per area, we will add a side panel listing all the markets in the hovered hexagon. This is how it could look:
Interactive hexbin map with title, tooltip, and list of markets per hexagon
View this step in the browser at https://larsvers.github.io/learning-d3-mapping-11-8 ...
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