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D3 v5 Zoomable Sunburst

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MMustafa-Esoofally
Last edited Dec 2, 2020
Created on Dec 2, 2020

This zoomable sunburst visualization displays the hierarchical structure of the Flare dataset, where each ring segment represents a category and its size corresponds to a numeric value. Clicking a segment smoothly transitions the chart to focus on that node’s subtree, using D3 v5’s `d3.partition`, `d3.hierarchy`, and `d3.arc` to compute and render the circular layout. The animation relies on `transition.attrTween` and `d3.interpolate` to morph arc geometry and label transforms between states, with colors assigned per top-level branch via `d3.scaleOrdinal`.

AI-generated description

Mike Bostock's D3 Zoomable Sunburst example

<br></br> Ported from this Observable notebook for this forum thread. Many thanks to Bryan Gingechen who answered my question about the necessary steps to get from an (Observable) JavaScript notebook to a vanilla JavaScript index.html. He presented his solution on blockbuilder.org

MIT Licensed

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